[2674] | 1 | /* |
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| 2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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| 3 | * contributor license agreements. See the NOTICE file distributed with |
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| 4 | * this work for additional information regarding copyright ownership. |
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| 5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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| 6 | * (the "License"); you may not use this file except in compliance with |
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| 7 | * the License. You may obtain a copy of the License at |
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| 8 | * |
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| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 10 | * |
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| 11 | * Unless required by applicable law or agreed to in writing, software |
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| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 14 | * See the License for the specific language governing permissions and |
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| 15 | * limitations under the License. |
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| 16 | */ |
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| 17 | |
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| 18 | /* |
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| 19 | * $Id: XMLString.hpp 568078 2007-08-21 11:43:25Z amassari $ |
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| 20 | */ |
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| 21 | |
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| 22 | #if !defined(XMLSTRING_HPP) |
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| 23 | #define XMLSTRING_HPP |
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| 24 | |
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| 25 | #include <xercesc/util/BaseRefVectorOf.hpp> |
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| 26 | #include <xercesc/framework/XMLBuffer.hpp> |
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| 27 | #include <xercesc/framework/MemoryManager.hpp> |
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| 28 | #include <string.h> |
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| 29 | #include <assert.h> |
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| 30 | |
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| 31 | XERCES_CPP_NAMESPACE_BEGIN |
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| 32 | |
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| 33 | class XMLLCPTranscoder; |
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| 34 | /** |
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| 35 | * Class for representing native character strings and handling common string |
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| 36 | * operations |
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| 37 | * |
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| 38 | * This class is Unicode compliant. This class is designed primarily |
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| 39 | * for internal use, but due to popular demand, it is being made |
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| 40 | * publicly available. Users of this class must understand that this |
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| 41 | * is not an officially supported class. All public methods of this |
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| 42 | * class are <i>static functions</i>. |
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| 43 | * |
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| 44 | */ |
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| 45 | class XMLUTIL_EXPORT XMLString |
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| 46 | { |
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| 47 | public: |
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| 48 | /* Static methods for native character mode string manipulation */ |
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| 49 | |
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| 50 | |
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| 51 | /** @name String concatenation functions */ |
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| 52 | //@{ |
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| 53 | /** Concatenates two strings. |
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| 54 | * |
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| 55 | * <code>catString</code> appends <code>src</code> to <code>target</code> and |
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| 56 | * terminates the resulting string with a null character. The initial character |
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| 57 | * of <code>src</code> overwrites the terminating character of <code>target |
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| 58 | * </code>. |
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| 59 | * |
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| 60 | * No overflow checking is performed when strings are copied or appended. |
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| 61 | * The behavior of <code>catString</code> is undefined if source and |
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| 62 | * destination strings overlap. |
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| 63 | * |
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| 64 | * @param target Null-terminated destination string |
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| 65 | * @param src Null-terminated source string |
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| 66 | */ |
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| 67 | static void catString |
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| 68 | ( |
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| 69 | char* const target |
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| 70 | , const char* const src |
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| 71 | ); |
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| 72 | |
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| 73 | /** Concatenates two strings. |
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| 74 | * |
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| 75 | * <code>catString</code> appends <code>src</code> to <code>target</code> and |
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| 76 | * terminates the resulting string with a null character. The initial character of |
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| 77 | * <code>src</code> overwrites the terminating character of <code>target</code>. |
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| 78 | * No overflow checking is performed when strings are copied or appended. |
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| 79 | * The behavior of <code>catString</code> is undefined if source and destination |
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| 80 | * strings overlap. |
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| 81 | * |
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| 82 | * @param target Null-terminated destination string |
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| 83 | * @param src Null-terminated source string |
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| 84 | */ |
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| 85 | static void catString |
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| 86 | ( |
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| 87 | XMLCh* const target |
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| 88 | , const XMLCh* const src |
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| 89 | ); |
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| 90 | //@} |
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| 91 | |
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| 92 | /** @name String comparison functions */ |
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| 93 | //@{ |
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| 94 | /** Lexicographically compares lowercase versions of <code>str1</code> and |
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| 95 | * <code>str2</code> and returns a value indicating their relationship. |
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| 96 | * @param str1 Null-terminated string to compare |
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| 97 | * @param str2 Null-terminated string to compare |
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| 98 | * |
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| 99 | * @return The return value indicates the relation of <code>str1</code> to |
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| 100 | * <code>str2</code> as follows |
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| 101 | * Less than 0 means <code>str1</code> is less than <code>str2</code> |
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| 102 | * Equal to 0 means <code>str1</code> is identical to <code>str2</code> |
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| 103 | * Greater than 0 means <code>str1</code> is more than <code>str2</code> |
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| 104 | */ |
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| 105 | static int compareIString |
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| 106 | ( |
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| 107 | const char* const str1 |
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| 108 | , const char* const str2 |
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| 109 | ); |
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| 110 | |
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| 111 | /** Lexicographically compares lowercase versions of <code>str1</code> and |
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| 112 | * <code>str2</code> and returns a value indicating their relationship. |
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| 113 | * @param str1 Null-terminated string to compare |
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| 114 | * @param str2 Null-terminated string to compare |
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| 115 | * @return The return value indicates the relation of <code>str1</code> to |
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| 116 | * <code>str2</code> as follows |
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| 117 | * Less than 0 means <code>str1</code> is less than <code>str2</code> |
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| 118 | * Equal to 0 means <code>str1</code> is identical to <code>str2</code> |
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| 119 | * Greater than 0 means <code>str1</code> is more than <code>str2</code> |
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| 120 | */ |
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| 121 | static int compareIString |
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| 122 | ( |
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| 123 | const XMLCh* const str1 |
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| 124 | , const XMLCh* const str2 |
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| 125 | ); |
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| 126 | |
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| 127 | /** Lexicographically compares lowercase versions of <code>str1</code> and |
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| 128 | * <code>str2</code> and returns a value indicating their relationship. |
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| 129 | * The routine only lowercases A to Z. |
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| 130 | * @param str1 Null-terminated ASCII string to compare |
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| 131 | * @param str2 Null-terminated ASCII string to compare |
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| 132 | * @return The return value indicates the relation of <code>str1</code> to |
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| 133 | * <code>str2</code> as follows |
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| 134 | * Less than 0 means <code>str1</code> is less than <code>str2</code> |
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| 135 | * Equal to 0 means <code>str1</code> is identical to <code>str2</code> |
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| 136 | * Greater than 0 means <code>str1</code> is more than <code>str2</code> |
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| 137 | */ |
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| 138 | static int compareIStringASCII |
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| 139 | ( |
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| 140 | const XMLCh* const str1 |
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| 141 | , const XMLCh* const str2 |
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| 142 | ); |
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| 143 | |
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| 144 | |
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| 145 | |
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| 146 | /** Lexicographically compares, at most, the first count characters in |
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| 147 | * <code>str1</code> and <code>str2</code> and returns a value indicating the |
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| 148 | * relationship between the substrings. |
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| 149 | * @param str1 Null-terminated string to compare |
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| 150 | * @param str2 Null-terminated string to compare |
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| 151 | * @param count The number of characters to compare |
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| 152 | * |
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| 153 | * @return The return value indicates the relation of <code>str1</code> to |
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| 154 | * <code>str2</code> as follows |
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| 155 | * Less than 0 means <code>str1</code> is less than <code>str2</code> |
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| 156 | * Equal to 0 means <code>str1</code> is identical to <code>str2</code> |
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| 157 | * Greater than 0 means <code>str1</code> is more than <code>str2</code> |
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| 158 | */ |
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| 159 | static int compareNString |
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| 160 | ( |
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| 161 | const char* const str1 |
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| 162 | , const char* const str2 |
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| 163 | , const unsigned int count |
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| 164 | ); |
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| 165 | |
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| 166 | /** Lexicographically compares, at most, the first count characters in |
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| 167 | * <code>str1</code> and <code>str2</code> and returns a value indicating |
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| 168 | * the relationship between the substrings. |
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| 169 | * @param str1 Null-terminated string to compare |
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| 170 | * @param str2 Null-terminated string to compare |
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| 171 | * @param count The number of characters to compare |
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| 172 | * |
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| 173 | * @return The return value indicates the relation of <code>str1</code> to |
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| 174 | * <code>str2</code> as follows |
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| 175 | * Less than 0 means <code>str1</code> is less than <code>str2</code> |
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| 176 | * Equal to 0 means <code>str1</code> is identical to <code>str2</code> |
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| 177 | * Greater than 0 means <code>str1</code> is more than <code>str2</code> |
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| 178 | */ |
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| 179 | static int compareNString |
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| 180 | ( |
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| 181 | const XMLCh* const str1 |
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| 182 | , const XMLCh* const str2 |
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| 183 | , const unsigned int count |
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| 184 | ); |
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| 185 | |
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| 186 | |
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| 187 | /** Lexicographically compares, at most, the first count characters in |
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| 188 | * <code>str1</code> and <code>str2</code> without regard to case and |
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| 189 | * returns a value indicating the relationship between the substrings. |
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| 190 | * |
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| 191 | * @param str1 Null-terminated string to compare |
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| 192 | * @param str2 Null-terminated string to compare |
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| 193 | * @param count The number of characters to compare |
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| 194 | * @return The return value indicates the relation of <code>str1</code> to |
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| 195 | * <code>str2</code> as follows |
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| 196 | * Less than 0 means <code>str1</code> is less than <code>str2</code> |
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| 197 | * Equal to 0 means <code>str1</code> is identical to <code>str2</code> |
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| 198 | * Greater than 0 means <code>str1</code> is more than <code>str2</code> |
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| 199 | */ |
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| 200 | static int compareNIString |
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| 201 | ( |
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| 202 | const char* const str1 |
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| 203 | , const char* const str2 |
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| 204 | , const unsigned int count |
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| 205 | ); |
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| 206 | |
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| 207 | /** Lexicographically compares, at most, the first count characters in |
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| 208 | * <code>str1</code> and <code>str2</code> without regard to case and |
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| 209 | * returns a value indicating the relationship between the substrings. |
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| 210 | * |
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| 211 | * @param str1 Null-terminated string to compare |
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| 212 | * @param str2 Null-terminated string to compare |
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| 213 | * @param count The number of characters to compare |
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| 214 | * |
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| 215 | * @return The return value indicates the relation of <code>str1</code> to |
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| 216 | * <code>str2</code> as follows |
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| 217 | * Less than 0 means <code>str1</code> is less than <code>str2</code> |
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| 218 | * Equal to 0 means <code>str1</code> is identical to <code>str2</code> |
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| 219 | * Greater than 0 means <code>str1</code> is more than <code>str2</code> |
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| 220 | */ |
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| 221 | static int compareNIString |
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| 222 | ( |
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| 223 | const XMLCh* const str1 |
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| 224 | , const XMLCh* const str2 |
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| 225 | , const unsigned int count |
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| 226 | ); |
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| 227 | |
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| 228 | /** Lexicographically compares <code>str1</code> and <code>str2</code> and |
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| 229 | * returns a value indicating their relationship. |
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| 230 | * |
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| 231 | * @param str1 Null-terminated string to compare |
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| 232 | * @param str2 Null-terminated string to compare |
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| 233 | * |
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| 234 | * @return The return value indicates the relation of <code>str1</code> to |
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| 235 | * <code>str2</code> as follows |
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| 236 | * Less than 0 means <code>str1</code> is less than <code>str2</code> |
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| 237 | * Equal to 0 means <code>str1</code> is identical to <code>str2</code> |
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| 238 | * Greater than 0 means <code>str1</code> is more than <code>str2</code> |
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| 239 | */ |
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| 240 | static int compareString |
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| 241 | ( |
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| 242 | const char* const str1 |
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| 243 | , const char* const str2 |
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| 244 | ); |
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| 245 | |
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| 246 | /** Lexicographically compares <code>str1</code> and <code>str2</code> and |
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| 247 | * returns a value indicating their relationship. |
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| 248 | * |
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| 249 | * @param str1 Null-terminated string to compare |
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| 250 | * @param str2 Null-terminated string to compare |
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| 251 | * @return The return value indicates the relation of <code>str1</code> to |
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| 252 | * <code>str2</code> as follows |
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| 253 | * Less than 0 means <code>str1</code> is less than <code>str2</code> |
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| 254 | * Equal to 0 means <code>str1</code> is identical to <code>str2</code> |
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| 255 | * Greater than 0 means <code>str1</code> is more than <code>str2</code> |
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| 256 | */ |
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| 257 | static int compareString |
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| 258 | ( |
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| 259 | const XMLCh* const str1 |
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| 260 | , const XMLCh* const str2 |
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| 261 | ); |
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| 262 | |
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| 263 | /** compares <code>str1</code> and <code>str2</code> |
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| 264 | * |
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| 265 | * @param str1 Null-terminated string to compare |
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| 266 | * @param str2 Null-terminated string to compare |
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| 267 | * @return true if two strings are equal, false if not |
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| 268 | * If one string is null, while the other is zero-length string, |
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| 269 | * it is considered as equal. |
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| 270 | */ |
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| 271 | static bool equals |
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| 272 | ( |
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| 273 | const XMLCh* const str1 |
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| 274 | , const XMLCh* const str2 |
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| 275 | ); |
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| 276 | |
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| 277 | static bool equals |
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| 278 | ( |
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| 279 | const char* const str1 |
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| 280 | , const char* const str2 |
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| 281 | ); |
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| 282 | |
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| 283 | /** Lexicographically compares <code>str1</code> and <code>str2</code> |
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| 284 | * regions and returns true if they are equal, otherwise false. |
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| 285 | * |
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| 286 | * A substring of <code>str1</code> is compared to a substring of |
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| 287 | * <code>str2</code>. The result is true if these substrings represent |
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| 288 | * identical character sequences. The substring of <code>str1</code> |
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| 289 | * to be compared begins at offset1 and has length charCount. The |
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| 290 | * substring of <code>str2</code> to be compared begins at offset2 and |
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| 291 | * has length charCount. The result is false if and only if at least |
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| 292 | * one of the following is true: |
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| 293 | * offset1 is negative. |
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| 294 | * offset2 is negative. |
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| 295 | * offset1+charCount is greater than the length of str1. |
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| 296 | * offset2+charCount is greater than the length of str2. |
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| 297 | * There is some nonnegative integer k less than charCount such that: |
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| 298 | * str1.charAt(offset1+k) != str2.charAt(offset2+k) |
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| 299 | * |
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| 300 | * @param str1 Null-terminated string to compare |
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| 301 | * @param offset1 Starting offset of str1 |
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| 302 | * @param str2 Null-terminated string to compare |
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| 303 | * @param offset2 Starting offset of str2 |
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| 304 | * @param charCount The number of characters to compare |
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| 305 | * @return true if the specified subregion of <code>str1</code> exactly |
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| 306 | * matches the specified subregion of <code>str2></code>; false |
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| 307 | * otherwise. |
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| 308 | */ |
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| 309 | static bool regionMatches |
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| 310 | ( |
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| 311 | const XMLCh* const str1 |
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| 312 | , const int offset1 |
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| 313 | , const XMLCh* const str2 |
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| 314 | , const int offset2 |
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| 315 | , const unsigned int charCount |
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| 316 | ); |
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| 317 | |
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| 318 | /** Lexicographically compares <code>str1</code> and <code>str2</code> |
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| 319 | * regions without regard to case and returns true if they are equal, |
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| 320 | * otherwise false. |
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| 321 | * |
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| 322 | * A substring of <code>str1</code> is compared to a substring of |
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| 323 | * <code>str2</code>. The result is true if these substrings represent |
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| 324 | * identical character sequences. The substring of <code>str1</code> |
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| 325 | * to be compared begins at offset1 and has length charCount. The |
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| 326 | * substring of <code>str2</code> to be compared begins at offset2 and |
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| 327 | * has length charCount. The result is false if and only if at least |
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| 328 | * one of the following is true: |
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| 329 | * offset1 is negative. |
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| 330 | * offset2 is negative. |
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| 331 | * offset1+charCount is greater than the length of str1. |
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| 332 | * offset2+charCount is greater than the length of str2. |
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| 333 | * There is some nonnegative integer k less than charCount such that: |
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| 334 | * str1.charAt(offset1+k) != str2.charAt(offset2+k) |
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| 335 | * |
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| 336 | * @param str1 Null-terminated string to compare |
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| 337 | * @param offset1 Starting offset of str1 |
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| 338 | * @param str2 Null-terminated string to compare |
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| 339 | * @param offset2 Starting offset of str2 |
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| 340 | * @param charCount The number of characters to compare |
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| 341 | * @return true if the specified subregion of <code>str1</code> exactly |
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| 342 | * matches the specified subregion of <code>str2></code>; false |
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| 343 | * otherwise. |
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| 344 | */ |
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| 345 | static bool regionIMatches |
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| 346 | ( |
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| 347 | const XMLCh* const str1 |
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| 348 | , const int offset1 |
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| 349 | , const XMLCh* const str2 |
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| 350 | , const int offset2 |
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| 351 | , const unsigned int charCount |
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| 352 | ); |
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| 353 | //@} |
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| 354 | |
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| 355 | /** @name String copy functions */ |
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| 356 | //@{ |
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| 357 | /** Copies <code>src</code>, including the terminating null character, to the |
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| 358 | * location specified by <code>target</code>. |
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| 359 | * |
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| 360 | * No overflow checking is performed when strings are copied or appended. |
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| 361 | * The behavior of strcpy is undefined if the source and destination strings |
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| 362 | * overlap. |
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| 363 | * |
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| 364 | * @param target Destination string |
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| 365 | * @param src Null-terminated source string |
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| 366 | */ |
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| 367 | static void copyString |
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| 368 | ( |
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| 369 | char* const target |
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| 370 | , const char* const src |
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| 371 | ); |
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| 372 | |
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| 373 | /** Copies <code>src</code>, including the terminating null character, to |
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| 374 | * the location specified by <code>target</code>. |
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| 375 | * |
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| 376 | * No overflow checking is performed when strings are copied or appended. |
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| 377 | * The behavior of <code>copyString</code> is undefined if the source and |
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| 378 | * destination strings overlap. |
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| 379 | * |
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| 380 | * @param target Destination string |
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| 381 | * @param src Null-terminated source string |
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| 382 | */ |
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| 383 | static void copyString |
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| 384 | ( |
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| 385 | XMLCh* const target |
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| 386 | , const XMLCh* const src |
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| 387 | ); |
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| 388 | |
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| 389 | /** Copies <code>src</code>, upto a fixed number of characters, to the |
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| 390 | * location specified by <code>target</code>. |
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| 391 | * |
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| 392 | * No overflow checking is performed when strings are copied or appended. |
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| 393 | * The behavior of <code>copyNString</code> is undefined if the source and |
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| 394 | * destination strings overlap. |
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| 395 | * |
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| 396 | * @param target Destination string. The size of the buffer should |
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| 397 | * atleast be 'maxChars + 1'. |
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| 398 | * @param src Null-terminated source string |
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| 399 | * @param maxChars The maximum number of characters to copy |
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| 400 | */ |
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| 401 | static bool copyNString |
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| 402 | ( |
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| 403 | XMLCh* const target |
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| 404 | , const XMLCh* const src |
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| 405 | , const unsigned int maxChars |
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| 406 | ); |
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| 407 | //@} |
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| 408 | |
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| 409 | /** @name Hash functions */ |
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| 410 | //@{ |
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| 411 | /** Hashes a string given a modulus |
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| 412 | * |
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| 413 | * @param toHash The string to hash |
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| 414 | * @param hashModulus The divisor to be used for hashing |
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| 415 | * @param manager The MemoryManager to use to allocate objects |
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| 416 | * @return Returns the hash value |
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| 417 | */ |
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| 418 | static unsigned int hash |
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| 419 | ( |
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| 420 | const char* const toHash |
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| 421 | , const unsigned int hashModulus |
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| 422 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
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| 423 | ); |
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| 424 | |
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| 425 | /** Hashes a string given a modulus |
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| 426 | * |
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| 427 | * @param toHash The string to hash |
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| 428 | * @param hashModulus The divisor to be used for hashing |
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| 429 | * @param manager The MemoryManager to use to allocate objects |
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| 430 | * @return Returns the hash value |
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| 431 | */ |
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| 432 | static unsigned int hash |
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| 433 | ( |
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| 434 | const XMLCh* const toHash |
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| 435 | , const unsigned int hashModulus |
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| 436 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
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| 437 | ); |
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| 438 | |
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| 439 | /** Hashes a string given a modulus taking a maximum number of characters |
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| 440 | * as the limit |
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| 441 | * |
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| 442 | * @param toHash The string to hash |
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| 443 | * @param numChars The maximum number of characters to consider for hashing |
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| 444 | * @param hashModulus The divisor to be used for hashing |
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| 445 | * @param manager The MemoryManager to use to allocate objects |
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| 446 | * @return Returns the hash value |
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| 447 | */ |
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| 448 | static unsigned int hashN |
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| 449 | ( |
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| 450 | const XMLCh* const toHash |
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| 451 | , const unsigned int numChars |
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| 452 | , const unsigned int hashModulus |
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| 453 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
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| 454 | ); |
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| 455 | |
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| 456 | //@} |
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| 457 | |
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| 458 | /** @name Search functions */ |
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| 459 | //@{ |
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| 460 | /** |
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| 461 | * Provides the index of the first occurance of a character within a string |
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| 462 | * |
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| 463 | * @param toSearch The string to search |
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| 464 | * @param ch The character to search within the string |
---|
| 465 | * @return If found, returns the index of the character within the string, |
---|
| 466 | * else returns -1. |
---|
| 467 | */ |
---|
| 468 | static int indexOf(const char* const toSearch, const char ch); |
---|
| 469 | |
---|
| 470 | /** |
---|
| 471 | * Provides the index of the first occurance of a character within a string |
---|
| 472 | * |
---|
| 473 | * @param toSearch The string to search |
---|
| 474 | * @param ch The character to search within the string |
---|
| 475 | * @return If found, returns the index of the character within the string, |
---|
| 476 | * else returns -1. |
---|
| 477 | */ |
---|
| 478 | static int indexOf(const XMLCh* const toSearch, const XMLCh ch); |
---|
| 479 | |
---|
| 480 | /** |
---|
| 481 | * Provides the index of the first occurance of a character within a string |
---|
| 482 | * starting from a given index |
---|
| 483 | * |
---|
| 484 | * @param toSearch The string to search |
---|
| 485 | * @param chToFind The character to search within the string |
---|
| 486 | * @param fromIndex The index to start searching from |
---|
| 487 | * @param manager The MemoryManager to use to allocate objects |
---|
| 488 | * @return If found, returns the index of the character within the string, |
---|
| 489 | * else returns -1. |
---|
| 490 | */ |
---|
| 491 | static int indexOf |
---|
| 492 | ( |
---|
| 493 | const char* const toSearch |
---|
| 494 | , const char chToFind |
---|
| 495 | , const unsigned int fromIndex |
---|
| 496 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 497 | ); |
---|
| 498 | |
---|
| 499 | /** |
---|
| 500 | * Provides the index of the first occurance of a character within a string |
---|
| 501 | * starting from a given index |
---|
| 502 | * |
---|
| 503 | * @param toSearch The string to search |
---|
| 504 | * @param chToFind The character to search within the string |
---|
| 505 | * @param fromIndex The index to start searching from |
---|
| 506 | * @param manager The MemoryManager to use to allocate objects |
---|
| 507 | * @return If found, returns the index of the character within the string, |
---|
| 508 | * else returns -1. |
---|
| 509 | */ |
---|
| 510 | static int indexOf |
---|
| 511 | ( |
---|
| 512 | const XMLCh* const toSearch |
---|
| 513 | , const XMLCh chToFind |
---|
| 514 | , const unsigned int fromIndex |
---|
| 515 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 516 | ); |
---|
| 517 | |
---|
| 518 | /** |
---|
| 519 | * Provides the index of the last occurance of a character within a string |
---|
| 520 | * |
---|
| 521 | * @param toSearch The string to search |
---|
| 522 | * @param ch The character to search within the string |
---|
| 523 | * @return If found, returns the index of the character within the string, |
---|
| 524 | * else returns -1. |
---|
| 525 | */ |
---|
| 526 | static int lastIndexOf(const char* const toSearch, const char ch); |
---|
| 527 | |
---|
| 528 | /** |
---|
| 529 | * Provides the index of the last occurance of a character within a string |
---|
| 530 | * |
---|
| 531 | * @param toSearch The string to search |
---|
| 532 | * @param ch The character to search within the string |
---|
| 533 | * @return If found, returns the index of the character within the string, |
---|
| 534 | * else returns -1. |
---|
| 535 | */ |
---|
| 536 | static int lastIndexOf(const XMLCh* const toSearch, const XMLCh ch); |
---|
| 537 | |
---|
| 538 | /** |
---|
| 539 | * Provides the index of the last occurance of a character within a string |
---|
| 540 | * |
---|
| 541 | * @param ch The character to search within the string |
---|
| 542 | * @param toSearch The string to search |
---|
| 543 | * @param toSearchLen The length of the string to search |
---|
| 544 | * @return If found, returns the index of the character within the string, |
---|
| 545 | * else returns -1. |
---|
| 546 | */ |
---|
| 547 | static int lastIndexOf |
---|
| 548 | ( |
---|
| 549 | const XMLCh ch |
---|
| 550 | , const XMLCh* const toSearch |
---|
| 551 | , const unsigned int toSearchLen |
---|
| 552 | ); |
---|
| 553 | |
---|
| 554 | /** |
---|
| 555 | * Provides the index of the last occurance of a character within a string |
---|
| 556 | * starting backward from a given index |
---|
| 557 | * |
---|
| 558 | * @param toSearch The string to search |
---|
| 559 | * @param chToFind The character to search within the string |
---|
| 560 | * @param fromIndex The index to start backward search from |
---|
| 561 | * @param manager The MemoryManager to use to allocate objects |
---|
| 562 | * @return If found, returns the index of the character within the string, |
---|
| 563 | * else returns -1. |
---|
| 564 | */ |
---|
| 565 | static int lastIndexOf |
---|
| 566 | ( |
---|
| 567 | const char* const toSearch |
---|
| 568 | , const char chToFind |
---|
| 569 | , const unsigned int fromIndex |
---|
| 570 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 571 | ); |
---|
| 572 | |
---|
| 573 | /** |
---|
| 574 | * Provides the index of the last occurance of a character within a string |
---|
| 575 | * starting backward from a given index |
---|
| 576 | * |
---|
| 577 | * @param toSearch The string to search |
---|
| 578 | * @param ch The character to search within the string |
---|
| 579 | * @param fromIndex The index to start backward search from |
---|
| 580 | * @param manager The MemoryManager to use to allocate objects |
---|
| 581 | * @return If found, returns the index of the character within the string, |
---|
| 582 | * else returns -1. |
---|
| 583 | */ |
---|
| 584 | static int lastIndexOf |
---|
| 585 | ( |
---|
| 586 | const XMLCh* const toSearch |
---|
| 587 | , const XMLCh ch |
---|
| 588 | , const unsigned int fromIndex |
---|
| 589 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 590 | ); |
---|
| 591 | //@} |
---|
| 592 | |
---|
| 593 | /** @name Fixed size string movement */ |
---|
| 594 | //@{ |
---|
| 595 | /** Moves X number of chars |
---|
| 596 | * @param targetStr The string to copy the chars to |
---|
| 597 | * @param srcStr The string to copy the chars from |
---|
| 598 | * @param count The number of chars to move |
---|
| 599 | */ |
---|
| 600 | static void moveChars |
---|
| 601 | ( |
---|
| 602 | XMLCh* const targetStr |
---|
| 603 | , const XMLCh* const srcStr |
---|
| 604 | , const unsigned int count |
---|
| 605 | ); |
---|
| 606 | |
---|
| 607 | //@} |
---|
| 608 | |
---|
| 609 | /** @name Substring function */ |
---|
| 610 | //@{ |
---|
| 611 | /** Create a substring of a given string. The substring begins at the |
---|
| 612 | * specified beginIndex and extends to the character at index |
---|
| 613 | * endIndex - 1. |
---|
| 614 | * @param targetStr The string to copy the chars to |
---|
| 615 | * @param srcStr The string to copy the chars from |
---|
| 616 | * @param startIndex beginning index, inclusive. |
---|
| 617 | * @param endIndex the ending index, exclusive. |
---|
| 618 | * @param manager The MemoryManager to use to allocate objects |
---|
| 619 | */ |
---|
| 620 | static void subString |
---|
| 621 | ( |
---|
| 622 | char* const targetStr |
---|
| 623 | , const char* const srcStr |
---|
| 624 | , const int startIndex |
---|
| 625 | , const int endIndex |
---|
| 626 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 627 | ); |
---|
| 628 | |
---|
| 629 | /** Create a substring of a given string. The substring begins at the |
---|
| 630 | * specified beginIndex and extends to the character at index |
---|
| 631 | * endIndex - 1. |
---|
| 632 | * @param targetStr The string to copy the chars to |
---|
| 633 | * @param srcStr The string to copy the chars from |
---|
| 634 | * @param startIndex beginning index, inclusive. |
---|
| 635 | * @param endIndex the ending index, exclusive. |
---|
| 636 | * @param manager The MemoryManager to use to allocate objects |
---|
| 637 | */ |
---|
| 638 | static void subString |
---|
| 639 | ( |
---|
| 640 | XMLCh* const targetStr |
---|
| 641 | , const XMLCh* const srcStr |
---|
| 642 | , const int startIndex |
---|
| 643 | , const int endIndex |
---|
| 644 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 645 | ); |
---|
| 646 | |
---|
| 647 | /** Create a substring of a given string. The substring begins at the |
---|
| 648 | * specified beginIndex and extends to the character at index |
---|
| 649 | * endIndex - 1. |
---|
| 650 | * @param targetStr The string to copy the chars to |
---|
| 651 | * @param srcStr The string to copy the chars from |
---|
| 652 | * @param startIndex beginning index, inclusive. |
---|
| 653 | * @param endIndex the ending index, exclusive. |
---|
| 654 | * @param srcStrLength the length of srcStr |
---|
| 655 | * @param manager The MemoryManager to use to allocate objects |
---|
| 656 | */ |
---|
| 657 | static void subString |
---|
| 658 | ( |
---|
| 659 | XMLCh* const targetStr |
---|
| 660 | , const XMLCh* const srcStr |
---|
| 661 | , const int startIndex |
---|
| 662 | , const int endIndex |
---|
| 663 | , const int srcStrLength |
---|
| 664 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 665 | ); |
---|
| 666 | |
---|
| 667 | //@} |
---|
| 668 | |
---|
| 669 | /** @name Replication function */ |
---|
| 670 | //@{ |
---|
| 671 | /** Replicates a string |
---|
| 672 | * NOTE: The returned buffer is dynamically allocated and is the |
---|
| 673 | * responsibility of the caller to delete it when not longer needed. |
---|
| 674 | * You can call XMLString::release to release this returned buffer. |
---|
| 675 | * |
---|
| 676 | * @param toRep The string to replicate |
---|
| 677 | * @return Returns a pointer to the replicated string |
---|
| 678 | * @see XMLString::release(char**) |
---|
| 679 | */ |
---|
| 680 | static char* replicate(const char* const toRep); |
---|
| 681 | |
---|
| 682 | /** Replicates a string |
---|
| 683 | * NOTE: The returned buffer is allocated with the MemoryManager. It is the |
---|
| 684 | * responsibility of the caller to delete it when not longer needed. |
---|
| 685 | * |
---|
| 686 | * @param toRep The string to replicate |
---|
| 687 | * @param manager The MemoryManager to use to allocate the string |
---|
| 688 | * @return Returns a pointer to the replicated string |
---|
| 689 | */ |
---|
| 690 | static char* replicate(const char* const toRep, |
---|
| 691 | MemoryManager* const manager); |
---|
| 692 | |
---|
| 693 | /** Replicates a string |
---|
| 694 | * NOTE: The returned buffer is dynamically allocated and is the |
---|
| 695 | * responsibility of the caller to delete it when not longer needed. |
---|
| 696 | * You can call XMLString::release to release this returned buffer. |
---|
| 697 | |
---|
| 698 | * @param toRep The string to replicate |
---|
| 699 | * @return Returns a pointer to the replicated string |
---|
| 700 | * @see XMLString::release(XMLCh**) |
---|
| 701 | */ |
---|
| 702 | static XMLCh* replicate(const XMLCh* const toRep); |
---|
| 703 | |
---|
| 704 | /** Replicates a string |
---|
| 705 | * NOTE: The returned buffer is allocated with the MemoryManager. It is the |
---|
| 706 | * responsibility of the caller to delete it when not longer needed. |
---|
| 707 | * |
---|
| 708 | * @param toRep The string to replicate |
---|
| 709 | * @param manager The MemoryManager to use to allocate the string |
---|
| 710 | * @return Returns a pointer to the replicated string |
---|
| 711 | */ |
---|
| 712 | static XMLCh* replicate(const XMLCh* const toRep, |
---|
| 713 | MemoryManager* const manager); |
---|
| 714 | |
---|
| 715 | //@} |
---|
| 716 | |
---|
| 717 | /** @name String query function */ |
---|
| 718 | //@{ |
---|
| 719 | /** Tells if the sub-string appears within a string at the beginning |
---|
| 720 | * @param toTest The string to test |
---|
| 721 | * @param prefix The sub-string that needs to be checked |
---|
| 722 | * @return Returns true if the sub-string was found at the beginning of |
---|
| 723 | * <code>toTest</code>, else false |
---|
| 724 | */ |
---|
| 725 | static bool startsWith |
---|
| 726 | ( |
---|
| 727 | const char* const toTest |
---|
| 728 | , const char* const prefix |
---|
| 729 | ); |
---|
| 730 | |
---|
| 731 | /** Tells if the sub-string appears within a string at the beginning |
---|
| 732 | * @param toTest The string to test |
---|
| 733 | * @param prefix The sub-string that needs to be checked |
---|
| 734 | * @return Returns true if the sub-string was found at the beginning of |
---|
| 735 | * <code>toTest</code>, else false |
---|
| 736 | */ |
---|
| 737 | static bool startsWith |
---|
| 738 | ( |
---|
| 739 | const XMLCh* const toTest |
---|
| 740 | , const XMLCh* const prefix |
---|
| 741 | ); |
---|
| 742 | |
---|
| 743 | /** Tells if the sub-string appears within a string at the beginning |
---|
| 744 | * without regard to case |
---|
| 745 | * |
---|
| 746 | * @param toTest The string to test |
---|
| 747 | * @param prefix The sub-string that needs to be checked |
---|
| 748 | * @return Returns true if the sub-string was found at the beginning of |
---|
| 749 | * <code>toTest</code>, else false |
---|
| 750 | */ |
---|
| 751 | static bool startsWithI |
---|
| 752 | ( |
---|
| 753 | const char* const toTest |
---|
| 754 | , const char* const prefix |
---|
| 755 | ); |
---|
| 756 | |
---|
| 757 | /** Tells if the sub-string appears within a string at the beginning |
---|
| 758 | * without regard to case |
---|
| 759 | * |
---|
| 760 | * @param toTest The string to test |
---|
| 761 | * @param prefix The sub-string that needs to be checked |
---|
| 762 | * |
---|
| 763 | * @return Returns true if the sub-string was found at the beginning |
---|
| 764 | * of <code>toTest</code>, else false |
---|
| 765 | */ |
---|
| 766 | static bool startsWithI |
---|
| 767 | ( |
---|
| 768 | const XMLCh* const toTest |
---|
| 769 | , const XMLCh* const prefix |
---|
| 770 | ); |
---|
| 771 | |
---|
| 772 | /** Tells if the sub-string appears within a string at the end. |
---|
| 773 | * @param toTest The string to test |
---|
| 774 | * @param suffix The sub-string that needs to be checked |
---|
| 775 | * @return Returns true if the sub-string was found at the end of |
---|
| 776 | * <code>toTest</code>, else false |
---|
| 777 | */ |
---|
| 778 | static bool endsWith |
---|
| 779 | ( |
---|
| 780 | const XMLCh* const toTest |
---|
| 781 | , const XMLCh* const suffix |
---|
| 782 | ); |
---|
| 783 | |
---|
| 784 | |
---|
| 785 | /** Tells if a string has any occurance of any character of another |
---|
| 786 | * string within itself |
---|
| 787 | * @param toSearch The string to be searched |
---|
| 788 | * @param searchList The string from which characters to be searched for are drawn |
---|
| 789 | * @return Returns the pointer to the location where the first occurrence of any |
---|
| 790 | * character from searchList is found, |
---|
| 791 | * else returns 0 |
---|
| 792 | */ |
---|
| 793 | static const XMLCh* findAny |
---|
| 794 | ( |
---|
| 795 | const XMLCh* const toSearch |
---|
| 796 | , const XMLCh* const searchList |
---|
| 797 | ); |
---|
| 798 | |
---|
| 799 | /** Tells if a string has any occurance of any character of another |
---|
| 800 | * string within itself |
---|
| 801 | * @param toSearch The string to be searched |
---|
| 802 | * @param searchList The string from which characters to be searched for are drawn |
---|
| 803 | * @return Returns the pointer to the location where the first occurrence of any |
---|
| 804 | * character from searchList is found, |
---|
| 805 | * else returns 0 |
---|
| 806 | */ |
---|
| 807 | static XMLCh* findAny |
---|
| 808 | ( |
---|
| 809 | XMLCh* const toSearch |
---|
| 810 | , const XMLCh* const searchList |
---|
| 811 | ); |
---|
| 812 | |
---|
| 813 | /** Tells if a string has pattern within itself |
---|
| 814 | * @param toSearch The string to be searched |
---|
| 815 | * @param pattern The pattern to be located within the string |
---|
| 816 | * @return Returns index to the location where the pattern was |
---|
| 817 | * found, else returns -1 |
---|
| 818 | */ |
---|
| 819 | static int patternMatch |
---|
| 820 | ( |
---|
| 821 | const XMLCh* const toSearch |
---|
| 822 | , const XMLCh* const pattern |
---|
| 823 | ); |
---|
| 824 | |
---|
| 825 | /** Get the length of the string |
---|
| 826 | * @param src The string whose length is to be determined |
---|
| 827 | * @return Returns the length of the string |
---|
| 828 | */ |
---|
| 829 | static unsigned int stringLen(const char* const src); |
---|
| 830 | |
---|
| 831 | /** Get the length of the string |
---|
| 832 | * @param src The string whose length is to be determined |
---|
| 833 | * @return Returns the length of the string |
---|
| 834 | */ |
---|
| 835 | static unsigned int stringLen(const XMLCh* const src); |
---|
| 836 | |
---|
| 837 | /** |
---|
| 838 | * |
---|
| 839 | * Checks whether an name is a valid NOTATION according to XML 1.0 |
---|
| 840 | * @param name The string to check its NOTATION validity |
---|
| 841 | * @param manager The memory manager |
---|
| 842 | * @return Returns true if name is NOTATION valid, otherwise false |
---|
| 843 | */ |
---|
| 844 | static bool isValidNOTATION(const XMLCh* const name |
---|
| 845 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
---|
| 846 | |
---|
| 847 | /** |
---|
| 848 | * Deprecated: please use XMLChar1_0::isValidNCName |
---|
| 849 | * |
---|
| 850 | * Checks whether an name is a valid NCName according to XML 1.0 |
---|
| 851 | * @param name The string to check its NCName validity |
---|
| 852 | * @return Returns true if name is NCName valid, otherwise false |
---|
| 853 | */ |
---|
| 854 | static bool isValidNCName(const XMLCh* const name); |
---|
| 855 | |
---|
| 856 | /** |
---|
| 857 | * Deprecated: please use XMLChar1_0::isValidName |
---|
| 858 | * |
---|
| 859 | * Checks whether an name is a valid Name according to XML 1.0 |
---|
| 860 | * @param name The string to check its Name validity |
---|
| 861 | * @return Returns true if name is Name valid, otherwise false |
---|
| 862 | */ |
---|
| 863 | static bool isValidName(const XMLCh* const name); |
---|
| 864 | |
---|
| 865 | /** |
---|
| 866 | * Checks whether an name is a valid EncName. |
---|
| 867 | * @param name The string to check its EncName validity |
---|
| 868 | * @return Returns true if name is EncName valid, otherwise false |
---|
| 869 | */ |
---|
| 870 | static bool isValidEncName(const XMLCh* const name); |
---|
| 871 | |
---|
| 872 | /** |
---|
| 873 | * Deprecated: please use XMLChar1_0::isValidQName |
---|
| 874 | * |
---|
| 875 | * Checks whether an name is a valid QName according to XML 1.0 |
---|
| 876 | * @param name The string to check its QName validity |
---|
| 877 | * @return Returns true if name is QName valid, otherwise false |
---|
| 878 | */ |
---|
| 879 | static bool isValidQName(const XMLCh* const name); |
---|
| 880 | |
---|
| 881 | /** |
---|
| 882 | * Checks whether a character is within [a-zA-Z]. |
---|
| 883 | * @param theChar the character to check |
---|
| 884 | * @return Returns true if within the range, otherwise false |
---|
| 885 | */ |
---|
| 886 | |
---|
| 887 | static bool isAlpha(XMLCh const theChar); |
---|
| 888 | |
---|
| 889 | /** |
---|
| 890 | * Checks whether a character is within [0-9]. |
---|
| 891 | * @param theChar the character to check |
---|
| 892 | * @return Returns true if within the range, otherwise false |
---|
| 893 | */ |
---|
| 894 | static bool isDigit(XMLCh const theChar); |
---|
| 895 | |
---|
| 896 | /** |
---|
| 897 | * Checks whether a character is within [0-9a-zA-Z]. |
---|
| 898 | * @param theChar the character to check |
---|
| 899 | * @return Returns true if within the range, otherwise false |
---|
| 900 | */ |
---|
| 901 | static bool isAlphaNum(XMLCh const theChar); |
---|
| 902 | |
---|
| 903 | /** |
---|
| 904 | * Checks whether a character is within [0-9a-fA-F]. |
---|
| 905 | * @param theChar the character to check |
---|
| 906 | * @return Returns true if within the range, otherwise false |
---|
| 907 | */ |
---|
| 908 | static bool isHex(XMLCh const theChar); |
---|
| 909 | |
---|
| 910 | /** |
---|
| 911 | * Deprecated: please use XMLChar1_0::isAllWhiteSpace |
---|
| 912 | * |
---|
| 913 | * Checks whether aa string contains only whitespace according to XML 1.0 |
---|
| 914 | * @param toCheck the string to check |
---|
| 915 | * @return Returns true if it is, otherwise false |
---|
| 916 | */ |
---|
| 917 | static bool isAllWhiteSpace(const XMLCh* const toCheck); |
---|
| 918 | |
---|
| 919 | /** Find is the string appears in the enum list |
---|
| 920 | * @param toFind the string to be found |
---|
| 921 | * @param enumList the list |
---|
| 922 | * return true if found |
---|
| 923 | */ |
---|
| 924 | static bool isInList(const XMLCh* const toFind, const XMLCh* const enumList); |
---|
| 925 | |
---|
| 926 | //@} |
---|
| 927 | |
---|
| 928 | /** @name Conversion functions */ |
---|
| 929 | //@{ |
---|
| 930 | |
---|
| 931 | /** Converts binary data to a text string based a given radix |
---|
| 932 | * |
---|
| 933 | * @param toFormat The number to convert |
---|
| 934 | * @param toFill The buffer that will hold the output on return. The |
---|
| 935 | * size of this buffer should at least be 'maxChars + 1'. |
---|
| 936 | * @param maxChars The maximum number of output characters that can be |
---|
| 937 | * accepted. If the result will not fit, it is an error. |
---|
| 938 | * @param radix The radix of the input data, based on which the conversion |
---|
| 939 | * @param manager The MemoryManager to use to allocate objects |
---|
| 940 | * will be done |
---|
| 941 | */ |
---|
| 942 | static void binToText |
---|
| 943 | ( |
---|
| 944 | const unsigned int toFormat |
---|
| 945 | , char* const toFill |
---|
| 946 | , const unsigned int maxChars |
---|
| 947 | , const unsigned int radix |
---|
| 948 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 949 | ); |
---|
| 950 | |
---|
| 951 | /** Converts binary data to a text string based a given radix |
---|
| 952 | * |
---|
| 953 | * @param toFormat The number to convert |
---|
| 954 | * @param toFill The buffer that will hold the output on return. The |
---|
| 955 | * size of this buffer should at least be 'maxChars + 1'. |
---|
| 956 | * @param maxChars The maximum number of output characters that can be |
---|
| 957 | * accepted. If the result will not fit, it is an error. |
---|
| 958 | * @param radix The radix of the input data, based on which the conversion |
---|
| 959 | * @param manager The MemoryManager to use to allocate objects |
---|
| 960 | * will be done |
---|
| 961 | */ |
---|
| 962 | static void binToText |
---|
| 963 | ( |
---|
| 964 | const unsigned int toFormat |
---|
| 965 | , XMLCh* const toFill |
---|
| 966 | , const unsigned int maxChars |
---|
| 967 | , const unsigned int radix |
---|
| 968 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 969 | ); |
---|
| 970 | |
---|
| 971 | /** Converts binary data to a text string based a given radix |
---|
| 972 | * |
---|
| 973 | * @param toFormat The number to convert |
---|
| 974 | * @param toFill The buffer that will hold the output on return. The |
---|
| 975 | * size of this buffer should at least be 'maxChars + 1'. |
---|
| 976 | * @param maxChars The maximum number of output characters that can be |
---|
| 977 | * accepted. If the result will not fit, it is an error. |
---|
| 978 | * @param radix The radix of the input data, based on which the conversion |
---|
| 979 | * @param manager The MemoryManager to use to allocate objects |
---|
| 980 | * will be done |
---|
| 981 | */ |
---|
| 982 | static void binToText |
---|
| 983 | ( |
---|
| 984 | const unsigned long toFormat |
---|
| 985 | , char* const toFill |
---|
| 986 | , const unsigned int maxChars |
---|
| 987 | , const unsigned int radix |
---|
| 988 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 989 | ); |
---|
| 990 | |
---|
| 991 | /** Converts binary data to a text string based a given radix |
---|
| 992 | * |
---|
| 993 | * @param toFormat The number to convert |
---|
| 994 | * @param toFill The buffer that will hold the output on return. The |
---|
| 995 | * size of this buffer should at least be 'maxChars + 1'. |
---|
| 996 | * @param maxChars The maximum number of output characters that can be |
---|
| 997 | * accepted. If the result will not fit, it is an error. |
---|
| 998 | * @param radix The radix of the input data, based on which the conversion |
---|
| 999 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1000 | * will be done |
---|
| 1001 | */ |
---|
| 1002 | static void binToText |
---|
| 1003 | ( |
---|
| 1004 | const unsigned long toFormat |
---|
| 1005 | , XMLCh* const toFill |
---|
| 1006 | , const unsigned int maxChars |
---|
| 1007 | , const unsigned int radix |
---|
| 1008 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 1009 | ); |
---|
| 1010 | |
---|
| 1011 | /** Converts binary data to a text string based a given radix |
---|
| 1012 | * |
---|
| 1013 | * @param toFormat The number to convert |
---|
| 1014 | * @param toFill The buffer that will hold the output on return. The |
---|
| 1015 | * size of this buffer should at least be 'maxChars + 1'. |
---|
| 1016 | * @param maxChars The maximum number of output characters that can be |
---|
| 1017 | * accepted. If the result will not fit, it is an error. |
---|
| 1018 | * @param radix The radix of the input data, based on which the conversion |
---|
| 1019 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1020 | * will be done |
---|
| 1021 | */ |
---|
| 1022 | static void binToText |
---|
| 1023 | ( |
---|
| 1024 | const long toFormat |
---|
| 1025 | , char* const toFill |
---|
| 1026 | , const unsigned int maxChars |
---|
| 1027 | , const unsigned int radix |
---|
| 1028 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 1029 | ); |
---|
| 1030 | |
---|
| 1031 | /** Converts binary data to a text string based a given radix |
---|
| 1032 | * |
---|
| 1033 | * @param toFormat The number to convert |
---|
| 1034 | * @param toFill The buffer that will hold the output on return. The |
---|
| 1035 | * size of this buffer should at least be 'maxChars + 1'. |
---|
| 1036 | * @param maxChars The maximum number of output characters that can be |
---|
| 1037 | * accepted. If the result will not fit, it is an error. |
---|
| 1038 | * @param radix The radix of the input data, based on which the conversion |
---|
| 1039 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1040 | * will be done |
---|
| 1041 | */ |
---|
| 1042 | static void binToText |
---|
| 1043 | ( |
---|
| 1044 | const long toFormat |
---|
| 1045 | , XMLCh* const toFill |
---|
| 1046 | , const unsigned int maxChars |
---|
| 1047 | , const unsigned int radix |
---|
| 1048 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 1049 | ); |
---|
| 1050 | |
---|
| 1051 | /** Converts binary data to a text string based a given radix |
---|
| 1052 | * |
---|
| 1053 | * @param toFormat The number to convert |
---|
| 1054 | * @param toFill The buffer that will hold the output on return. The |
---|
| 1055 | * size of this buffer should at least be 'maxChars + 1'. |
---|
| 1056 | * @param maxChars The maximum number of output characters that can be |
---|
| 1057 | * accepted. If the result will not fit, it is an error. |
---|
| 1058 | * @param radix The radix of the input data, based on which the conversion |
---|
| 1059 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1060 | * will be done |
---|
| 1061 | */ |
---|
| 1062 | static void binToText |
---|
| 1063 | ( |
---|
| 1064 | const int toFormat |
---|
| 1065 | , char* const toFill |
---|
| 1066 | , const unsigned int maxChars |
---|
| 1067 | , const unsigned int radix |
---|
| 1068 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 1069 | ); |
---|
| 1070 | |
---|
| 1071 | /** Converts binary data to a text string based a given radix |
---|
| 1072 | * |
---|
| 1073 | * @param toFormat The number to convert |
---|
| 1074 | * @param toFill The buffer that will hold the output on return. The |
---|
| 1075 | * size of this buffer should at least be 'maxChars + 1'. |
---|
| 1076 | * @param maxChars The maximum number of output characters that can be |
---|
| 1077 | * accepted. If the result will not fit, it is an error. |
---|
| 1078 | * @param radix The radix of the input data, based on which the conversion |
---|
| 1079 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1080 | * will be done |
---|
| 1081 | */ |
---|
| 1082 | static void binToText |
---|
| 1083 | ( |
---|
| 1084 | const int toFormat |
---|
| 1085 | , XMLCh* const toFill |
---|
| 1086 | , const unsigned int maxChars |
---|
| 1087 | , const unsigned int radix |
---|
| 1088 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 1089 | ); |
---|
| 1090 | |
---|
| 1091 | /** |
---|
| 1092 | * Converts a string of decimal chars to a binary value |
---|
| 1093 | * |
---|
| 1094 | * Note that leading and trailng whitespace is legal and will be ignored |
---|
| 1095 | * but the remainder must be all decimal digits. |
---|
| 1096 | * |
---|
| 1097 | * @param toConvert The string of digits to convert |
---|
| 1098 | * @param toFill The unsigned int value to fill with the converted |
---|
| 1099 | * value. |
---|
| 1100 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1101 | */ |
---|
| 1102 | static bool textToBin |
---|
| 1103 | ( |
---|
| 1104 | const XMLCh* const toConvert |
---|
| 1105 | , unsigned int& toFill |
---|
| 1106 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 1107 | ); |
---|
| 1108 | |
---|
| 1109 | /** |
---|
| 1110 | * Converts a string of decimal chars to a binary value |
---|
| 1111 | * |
---|
| 1112 | * Note that leading and trailng whitespace is legal and will be ignored, |
---|
| 1113 | * |
---|
| 1114 | * Only one and either of (+,-) after the leading whitespace, before |
---|
| 1115 | * any other characters are allowed. |
---|
| 1116 | * |
---|
| 1117 | * but the remainder must be all decimal digits. |
---|
| 1118 | * |
---|
| 1119 | * @param toConvert The string of digits to convert |
---|
| 1120 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1121 | */ |
---|
| 1122 | static int parseInt |
---|
| 1123 | ( |
---|
| 1124 | const XMLCh* const toConvert |
---|
| 1125 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 1126 | ); |
---|
| 1127 | |
---|
| 1128 | /** Cut leading chars from a string |
---|
| 1129 | * |
---|
| 1130 | * @param toCutFrom The string to cut chars from |
---|
| 1131 | * @param count The count of leading chars to cut |
---|
| 1132 | */ |
---|
| 1133 | static void cut |
---|
| 1134 | ( |
---|
| 1135 | XMLCh* const toCutFrom |
---|
| 1136 | , const unsigned int count |
---|
| 1137 | ); |
---|
| 1138 | |
---|
| 1139 | /** Transcodes a string to native code-page |
---|
| 1140 | * |
---|
| 1141 | * NOTE: The returned buffer is dynamically allocated and is the |
---|
| 1142 | * responsibility of the caller to delete it when not longer needed. |
---|
| 1143 | * You can call XMLString::release to release this returned buffer. |
---|
| 1144 | * |
---|
| 1145 | * @param toTranscode The string to be transcoded |
---|
| 1146 | * @return Returns the transcoded string |
---|
| 1147 | * @see XMLString::release(XMLCh**) |
---|
| 1148 | */ |
---|
| 1149 | static char* transcode |
---|
| 1150 | ( |
---|
| 1151 | const XMLCh* const toTranscode |
---|
| 1152 | ); |
---|
| 1153 | static char* transcode |
---|
| 1154 | ( |
---|
| 1155 | const XMLCh* const toTranscode |
---|
| 1156 | , MemoryManager* const manager |
---|
| 1157 | ); |
---|
| 1158 | |
---|
| 1159 | /** Transcodes a string to native code-page |
---|
| 1160 | * |
---|
| 1161 | * Be aware that when transcoding to an external encoding, that each |
---|
| 1162 | * Unicode char can create multiple output bytes. So you cannot assume |
---|
| 1163 | * a one to one correspondence of input chars to output bytes. |
---|
| 1164 | * |
---|
| 1165 | * @param toTranscode The string tobe transcoded |
---|
| 1166 | * @param toFill The buffer that is filled with the transcoded value. |
---|
| 1167 | * The size of this buffer should atleast be 'maxChars + 1'. |
---|
| 1168 | * @param maxChars The maximum number of bytes that the output |
---|
| 1169 | * buffer can hold (not including the null, which is why |
---|
| 1170 | * toFill should be at least maxChars+1.). |
---|
| 1171 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1172 | * @return Returns true if successful, false if there was an error |
---|
| 1173 | */ |
---|
| 1174 | static bool transcode |
---|
| 1175 | ( |
---|
| 1176 | const XMLCh* const toTranscode |
---|
| 1177 | , char* const toFill |
---|
| 1178 | , const unsigned int maxChars |
---|
| 1179 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 1180 | ); |
---|
| 1181 | |
---|
| 1182 | /** Transcodes a string to native code-page |
---|
| 1183 | * |
---|
| 1184 | * NOTE: The returned buffer is dynamically allocated and is the |
---|
| 1185 | * responsibility of the caller to delete it when not longer needed. |
---|
| 1186 | * You can call XMLString::release to release this returned buffer. |
---|
| 1187 | * |
---|
| 1188 | * @param toTranscode The string to be transcoded |
---|
| 1189 | * @return Returns the transcoded string |
---|
| 1190 | * @see XMLString::release(char**) |
---|
| 1191 | */ |
---|
| 1192 | static XMLCh* transcode |
---|
| 1193 | ( |
---|
| 1194 | const char* const toTranscode |
---|
| 1195 | ); |
---|
| 1196 | static XMLCh* transcode |
---|
| 1197 | ( |
---|
| 1198 | const char* const toTranscode |
---|
| 1199 | , MemoryManager* const manager |
---|
| 1200 | ); |
---|
| 1201 | |
---|
| 1202 | /** Transcodes a string to native code-page |
---|
| 1203 | * @param toTranscode The string tobe transcoded |
---|
| 1204 | * @param toFill The buffer that is filled with the transcoded value. |
---|
| 1205 | * The size of this buffer should atleast be 'maxChars + 1'. |
---|
| 1206 | * @param maxChars The maximum number of characters that the output |
---|
| 1207 | * buffer can hold (not including the null, which is why |
---|
| 1208 | * toFill should be at least maxChars+1.). |
---|
| 1209 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1210 | * @return Returns true if successful, false if there was an error |
---|
| 1211 | */ |
---|
| 1212 | static bool transcode |
---|
| 1213 | ( |
---|
| 1214 | const char* const toTranscode |
---|
| 1215 | , XMLCh* const toFill |
---|
| 1216 | , const unsigned int maxChars |
---|
| 1217 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 1218 | ); |
---|
| 1219 | |
---|
| 1220 | /** Trims off extra space characters from the start and end of the string, |
---|
| 1221 | * moving the non-space string content back to the start. |
---|
| 1222 | * @param toTrim The string to be trimmed. On return this contains the |
---|
| 1223 | * trimmed string |
---|
| 1224 | */ |
---|
| 1225 | static void trim(char* const toTrim); |
---|
| 1226 | |
---|
| 1227 | /** Trims off extra space characters from the start and end of the string, |
---|
| 1228 | * moving the non-space string content back to the start. |
---|
| 1229 | * @param toTrim The string to be trimmed. On return this contains |
---|
| 1230 | * the trimmed string |
---|
| 1231 | */ |
---|
| 1232 | static void trim(XMLCh* const toTrim); |
---|
| 1233 | |
---|
| 1234 | /** Break a string into tokens with space as delimiter, and |
---|
| 1235 | * stored in a string vector. The caller owns the string vector |
---|
| 1236 | * that is returned, and is responsible for deleting it. |
---|
| 1237 | * @param tokenizeSrc String to be tokenized |
---|
| 1238 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1239 | * @return a vector of all the tokenized string |
---|
| 1240 | */ |
---|
| 1241 | static BaseRefVectorOf<XMLCh>* tokenizeString(const XMLCh* const tokenizeSrc |
---|
| 1242 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
---|
| 1243 | |
---|
| 1244 | //@} |
---|
| 1245 | |
---|
| 1246 | /** @name Formatting functions */ |
---|
| 1247 | //@{ |
---|
| 1248 | /** Creates a UName from a URI and base name. It is in the form |
---|
| 1249 | * {url}name, and is commonly used internally to represent fully |
---|
| 1250 | * qualified names when namespaces are enabled. |
---|
| 1251 | * |
---|
| 1252 | * @param pszURI The URI part of the name |
---|
| 1253 | * @param pszName The base part of the name |
---|
| 1254 | * @return Returns the complete formatted UName |
---|
| 1255 | */ |
---|
| 1256 | static XMLCh* makeUName |
---|
| 1257 | ( |
---|
| 1258 | const XMLCh* const pszURI |
---|
| 1259 | , const XMLCh* const pszName |
---|
| 1260 | ); |
---|
| 1261 | |
---|
| 1262 | /** |
---|
| 1263 | * Internal function to perform token replacement for strings. |
---|
| 1264 | * |
---|
| 1265 | * @param errText The text (NULL terminated) where the replacement |
---|
| 1266 | * is to be done. The size of this buffer should be |
---|
| 1267 | * 'maxChars + 1' to account for the final NULL. |
---|
| 1268 | * @param maxChars The size of the output buffer, i.e. the maximum |
---|
| 1269 | * number of characters that it will hold. If the result is |
---|
| 1270 | * larger, it will be truncated. |
---|
| 1271 | * @param text1 Replacement text-one |
---|
| 1272 | * @param text2 Replacement text-two |
---|
| 1273 | * @param text3 Replacement text-three |
---|
| 1274 | * @param text4 Replacement text-four |
---|
| 1275 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1276 | * @return Returns the count of characters that are outputted |
---|
| 1277 | */ |
---|
| 1278 | static unsigned int replaceTokens |
---|
| 1279 | ( |
---|
| 1280 | XMLCh* const errText |
---|
| 1281 | , const unsigned int maxChars |
---|
| 1282 | , const XMLCh* const text1 |
---|
| 1283 | , const XMLCh* const text2 |
---|
| 1284 | , const XMLCh* const text3 |
---|
| 1285 | , const XMLCh* const text4 |
---|
| 1286 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
---|
| 1287 | ); |
---|
| 1288 | |
---|
| 1289 | /** Converts a string to uppercase |
---|
| 1290 | * @param toUpperCase The string which needs to be converted to uppercase. |
---|
| 1291 | * On return, this buffer also holds the converted uppercase string |
---|
| 1292 | */ |
---|
| 1293 | static void upperCase(XMLCh* const toUpperCase); |
---|
| 1294 | |
---|
| 1295 | /** Converts a string to uppercase |
---|
| 1296 | * The routine only uppercases A to Z (other characters not changed). |
---|
| 1297 | * @param toUpperCase The string which needs to be converted to uppercase. |
---|
| 1298 | * On return, this buffer also holds the converted uppercase string |
---|
| 1299 | */ |
---|
| 1300 | static void upperCaseASCII(XMLCh* const toUpperCase); |
---|
| 1301 | |
---|
| 1302 | /** Converts a string to lowercase |
---|
| 1303 | * @param toLowerCase The string which needs to be converted to lowercase. |
---|
| 1304 | * On return, this buffer also holds the converted lowercase string |
---|
| 1305 | */ |
---|
| 1306 | static void lowerCase(XMLCh* const toLowerCase); |
---|
| 1307 | |
---|
| 1308 | /** Converts a string to lowercase |
---|
| 1309 | * The routine only lowercases a to z (other characters not changed). |
---|
| 1310 | * @param toLowerCase The string which needs to be converted to lowercase. |
---|
| 1311 | * On return, this buffer also holds the converted lowercase string |
---|
| 1312 | */ |
---|
| 1313 | static void lowerCaseASCII(XMLCh* const toLowerCase); |
---|
| 1314 | |
---|
| 1315 | /** Check if string is WhiteSpace:replace |
---|
| 1316 | * @param toCheck The string which needs to be checked. |
---|
| 1317 | */ |
---|
| 1318 | static bool isWSReplaced(const XMLCh* const toCheck); |
---|
| 1319 | |
---|
| 1320 | /** Check if string is WhiteSpace:collapse |
---|
| 1321 | * @param toCheck The string which needs to be checked. |
---|
| 1322 | */ |
---|
| 1323 | static bool isWSCollapsed(const XMLCh* const toCheck); |
---|
| 1324 | |
---|
| 1325 | /** Replace whitespace |
---|
| 1326 | * @param toConvert The string which needs to be whitespace replaced. |
---|
| 1327 | * On return , this buffer also holds the converted string |
---|
| 1328 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1329 | */ |
---|
| 1330 | static void replaceWS(XMLCh* const toConvert |
---|
| 1331 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
---|
| 1332 | |
---|
| 1333 | /** Collapse whitespace |
---|
| 1334 | * @param toConvert The string which needs to be whitespace collapsed. |
---|
| 1335 | * On return , this buffer also holds the converted string |
---|
| 1336 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1337 | */ |
---|
| 1338 | static void collapseWS(XMLCh* const toConvert |
---|
| 1339 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
---|
| 1340 | |
---|
| 1341 | /** Remove whitespace |
---|
| 1342 | * @param toConvert The string which needs to be whitespace removed. |
---|
| 1343 | * On return , this buffer also holds the converted string |
---|
| 1344 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1345 | */ |
---|
| 1346 | static void removeWS(XMLCh* const toConvert |
---|
| 1347 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
---|
| 1348 | |
---|
| 1349 | |
---|
| 1350 | /** Remove character |
---|
| 1351 | * @param srcString The string |
---|
| 1352 | * @param toRemove The character needs to be removed from the string |
---|
| 1353 | * @param dstBuffer The buffer containning the result |
---|
| 1354 | */ |
---|
| 1355 | static void removeChar(const XMLCh* const srcString |
---|
| 1356 | , const XMLCh& toRemove |
---|
| 1357 | , XMLBuffer& dstBuffer); |
---|
| 1358 | |
---|
| 1359 | /** |
---|
| 1360 | * Fixes a platform dependent absolute path filename to standard URI form. |
---|
| 1361 | * 1. Windows: fix 'x:' to 'file:///x:' and convert any backslash to forward slash |
---|
| 1362 | * 2. UNIX: fix '/blah/blahblah' to 'file:///blah/blahblah' |
---|
| 1363 | * @param str The string that has the absolute path filename |
---|
| 1364 | * @param target The target string pre-allocated to store the fixed uri |
---|
| 1365 | */ |
---|
| 1366 | static void fixURI(const XMLCh* const str, XMLCh* const target); |
---|
| 1367 | |
---|
| 1368 | //@} |
---|
| 1369 | /** @name String Memory Management functions */ |
---|
| 1370 | //@{ |
---|
| 1371 | /** |
---|
| 1372 | * Release the parameter char string that was allocated by the implementation (i.e.the parser). |
---|
| 1373 | * The implementation will call operator delete[] and then turn the string to a null pointer. |
---|
| 1374 | * |
---|
| 1375 | * @param buf The string to be deleted and become a null pointer. |
---|
| 1376 | */ |
---|
| 1377 | static void release(char** buf); |
---|
| 1378 | |
---|
| 1379 | /** |
---|
| 1380 | * Release the parameter XMLCh string that was allocated by the implementation (i.e.the parser). |
---|
| 1381 | * The implementation will call operator delete[] and then turn the string to a null pointer. |
---|
| 1382 | * |
---|
| 1383 | * @param buf The string to be deleted and become a null pointer. |
---|
| 1384 | */ |
---|
| 1385 | static void release(XMLCh** buf); |
---|
| 1386 | |
---|
| 1387 | /** |
---|
| 1388 | * Release the parameter XMLByte string that was allocated by the implementation (i.e.the parser). |
---|
| 1389 | * The implementation will call operator delete[] and then turn the string to a null pointer. |
---|
| 1390 | * |
---|
| 1391 | * @param buf The string to be deleted and become a null pointer. |
---|
| 1392 | */ |
---|
| 1393 | static void release(XMLByte** buf); |
---|
| 1394 | |
---|
| 1395 | /** |
---|
| 1396 | * Release the parameter string that was allocated using the version of XMLString::transcode |
---|
| 1397 | * that accepts a MemoryManager. |
---|
| 1398 | * The implementation will call MemoryManager::deallocate and then turn the string to a null pointer. |
---|
| 1399 | * |
---|
| 1400 | * @param buf The string to be deleted and become a null pointer. |
---|
| 1401 | * @param manager The MemoryManager to use to allocate objects |
---|
| 1402 | */ |
---|
| 1403 | static void release |
---|
| 1404 | ( |
---|
| 1405 | void** buf |
---|
| 1406 | , MemoryManager* const manager |
---|
| 1407 | ); |
---|
| 1408 | |
---|
| 1409 | //@} |
---|
| 1410 | |
---|
| 1411 | |
---|
| 1412 | private : |
---|
| 1413 | |
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| 1414 | /** @name Constructors and Destructor */ |
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| 1415 | //@{ |
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| 1416 | /** Unimplemented default constructor */ |
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| 1417 | XMLString(); |
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| 1418 | /** Unimplemented destructor */ |
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| 1419 | ~XMLString(); |
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| 1420 | //@} |
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| 1421 | |
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| 1422 | |
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| 1423 | /** @name Initialization */ |
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| 1424 | //@{ |
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| 1425 | /** Init/Term methods called from XMLPlatformUtils class */ |
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| 1426 | static void initString(XMLLCPTranscoder* const defToUse, |
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| 1427 | MemoryManager* const manager); |
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| 1428 | static void termString(); |
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| 1429 | //@} |
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| 1430 | |
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| 1431 | /** |
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| 1432 | * Called by regionMatches/regionIMatches to validate that we |
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| 1433 | * have a valid input |
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| 1434 | */ |
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| 1435 | static bool validateRegion(const XMLCh* const str1, const int offset1, |
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| 1436 | const XMLCh* const str2, const int offset2, |
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| 1437 | const unsigned int charCount); |
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| 1438 | |
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| 1439 | static MemoryManager* fgMemoryManager; |
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| 1440 | |
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| 1441 | friend class XMLPlatformUtils; |
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| 1442 | }; |
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| 1443 | |
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| 1444 | |
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| 1445 | // --------------------------------------------------------------------------- |
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| 1446 | // Inline some methods that are either just passthroughs to other string |
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| 1447 | // methods, or which are key for performance. |
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| 1448 | // --------------------------------------------------------------------------- |
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| 1449 | inline void XMLString::moveChars( XMLCh* const targetStr |
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| 1450 | , const XMLCh* const srcStr |
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| 1451 | , const unsigned int count) |
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| 1452 | { |
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| 1453 | memcpy(targetStr, srcStr, count * sizeof(XMLCh)); |
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| 1454 | } |
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| 1455 | |
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| 1456 | inline unsigned int XMLString::stringLen(const XMLCh* const src) |
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| 1457 | { |
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| 1458 | if (src == 0 || *src == 0) |
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| 1459 | { |
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| 1460 | return 0; |
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| 1461 | } |
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| 1462 | else |
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| 1463 | { |
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| 1464 | const XMLCh* pszTmp = src + 1; |
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| 1465 | |
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| 1466 | while (*pszTmp) |
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| 1467 | ++pszTmp; |
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| 1468 | |
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| 1469 | return (unsigned int)(pszTmp - src); |
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| 1470 | } |
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| 1471 | } |
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| 1472 | |
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| 1473 | inline XMLCh* XMLString::replicate(const XMLCh* const toRep, |
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| 1474 | MemoryManager* const manager) |
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| 1475 | { |
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| 1476 | // If a null string, return a null string! |
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| 1477 | XMLCh* ret = 0; |
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| 1478 | if (toRep) |
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| 1479 | { |
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| 1480 | const unsigned int len = stringLen(toRep); |
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| 1481 | ret = (XMLCh*) manager->allocate((len+1) * sizeof(XMLCh)); //new XMLCh[len + 1]; |
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| 1482 | memcpy(ret, toRep, (len + 1) * sizeof(XMLCh)); |
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| 1483 | } |
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| 1484 | return ret; |
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| 1485 | } |
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| 1486 | |
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| 1487 | inline bool XMLString::startsWith( const XMLCh* const toTest |
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| 1488 | , const XMLCh* const prefix) |
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| 1489 | { |
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| 1490 | return (compareNString(toTest, prefix, stringLen(prefix)) == 0); |
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| 1491 | } |
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| 1492 | |
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| 1493 | inline bool XMLString::startsWithI( const XMLCh* const toTest |
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| 1494 | , const XMLCh* const prefix) |
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| 1495 | { |
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| 1496 | return (compareNIString(toTest, prefix, stringLen(prefix)) == 0); |
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| 1497 | } |
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| 1498 | |
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| 1499 | inline bool XMLString::endsWith(const XMLCh* const toTest, |
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| 1500 | const XMLCh* const suffix) |
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| 1501 | { |
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| 1502 | |
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| 1503 | unsigned int suffixLen = XMLString::stringLen(suffix); |
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| 1504 | |
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| 1505 | return regionMatches(toTest, XMLString::stringLen(toTest) - suffixLen, |
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| 1506 | suffix, 0, suffixLen); |
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| 1507 | } |
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| 1508 | |
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| 1509 | inline bool XMLString::validateRegion(const XMLCh* const str1, |
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| 1510 | const int offset1, |
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| 1511 | const XMLCh* const str2, |
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| 1512 | const int offset2, |
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| 1513 | const unsigned int charCount) |
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| 1514 | { |
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| 1515 | |
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| 1516 | if (offset1 < 0 || offset2 < 0 || |
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| 1517 | (offset1 + charCount) > XMLString::stringLen(str1) || |
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| 1518 | (offset2 + charCount) > XMLString::stringLen(str2) ) |
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| 1519 | return false; |
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| 1520 | |
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| 1521 | return true; |
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| 1522 | } |
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| 1523 | |
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| 1524 | inline bool XMLString::equals( const XMLCh* const str1 |
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| 1525 | , const XMLCh* const str2) |
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| 1526 | { |
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| 1527 | const XMLCh* psz1 = str1; |
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| 1528 | const XMLCh* psz2 = str2; |
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| 1529 | |
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| 1530 | if (psz1 == 0 || psz2 == 0) { |
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| 1531 | if ((psz1 != 0 && *psz1) || (psz2 != 0 && *psz2)) |
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| 1532 | return false; |
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| 1533 | else |
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| 1534 | return true; |
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| 1535 | } |
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| 1536 | |
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| 1537 | while (*psz1 == *psz2) |
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| 1538 | { |
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| 1539 | // If either has ended, then they both ended, so equal |
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| 1540 | if (!*psz1) |
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| 1541 | return true; |
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| 1542 | |
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| 1543 | // Move upwards for the next round |
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| 1544 | psz1++; |
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| 1545 | psz2++; |
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| 1546 | } |
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| 1547 | return false; |
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| 1548 | } |
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| 1549 | |
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| 1550 | inline bool XMLString::equals( const char* const str1 |
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| 1551 | , const char* const str2) |
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| 1552 | { |
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| 1553 | const char* psz1 = str1; |
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| 1554 | const char* psz2 = str2; |
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| 1555 | |
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| 1556 | if (psz1 == 0 || psz2 == 0) { |
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| 1557 | if ((psz1 != 0 && *psz1) || (psz2 != 0 && *psz2)) |
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| 1558 | return false; |
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| 1559 | else |
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| 1560 | return true; |
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| 1561 | } |
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| 1562 | |
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| 1563 | while (*psz1 == *psz2) |
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| 1564 | { |
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| 1565 | // If either has ended, then they both ended, so equal |
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| 1566 | if (!*psz1) |
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| 1567 | return true; |
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| 1568 | |
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| 1569 | // Move upwards for the next round |
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| 1570 | psz1++; |
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| 1571 | psz2++; |
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| 1572 | } |
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| 1573 | return false; |
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| 1574 | } |
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| 1575 | |
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| 1576 | inline int XMLString::lastIndexOf(const XMLCh* const toSearch, const XMLCh ch) |
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| 1577 | { |
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| 1578 | return XMLString::lastIndexOf(ch, toSearch, stringLen(toSearch)); |
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| 1579 | } |
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| 1580 | |
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| 1581 | inline unsigned int XMLString::hash( const XMLCh* const tohash |
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| 1582 | , const unsigned int hashModulus |
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| 1583 | , MemoryManager* const) |
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| 1584 | { |
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| 1585 | assert(hashModulus); |
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| 1586 | |
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| 1587 | if (tohash == 0 || *tohash == 0) |
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| 1588 | return 0; |
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| 1589 | |
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| 1590 | const XMLCh* curCh = tohash; |
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| 1591 | unsigned int hashVal = (unsigned int)(*curCh++); |
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| 1592 | |
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| 1593 | while (*curCh) |
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| 1594 | hashVal = (hashVal * 38) + (hashVal >> 24) + (unsigned int)(*curCh++); |
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| 1595 | |
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| 1596 | // Divide by modulus |
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| 1597 | return hashVal % hashModulus; |
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| 1598 | } |
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| 1599 | |
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| 1600 | XERCES_CPP_NAMESPACE_END |
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| 1601 | |
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| 1602 | #endif |
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