[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: BinMemOutputStream.hpp 568078 2007-08-21 11:43:25Z amassari $ |
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| 20 | */ |
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| 21 | |
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| 22 | #ifndef BINMEMOUTPUTSTREAM_HEADER_GUARD_ |
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| 23 | #define BINMEMOUTPUTSTREAM_HEADER_GUARD_ |
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| 24 | |
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| 25 | #include <xercesc/framework/BinOutputStream.hpp> |
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| 26 | #include <xercesc/util/PlatformUtils.hpp> |
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| 27 | |
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| 28 | XERCES_CPP_NAMESPACE_BEGIN |
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| 29 | |
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| 30 | class XMLUTIL_EXPORT BinMemOutputStream : public BinOutputStream |
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| 31 | { |
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| 32 | public : |
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| 33 | // ----------------------------------------------------------------------- |
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| 34 | // Constructors and Destructor |
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| 35 | // ----------------------------------------------------------------------- |
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| 36 | |
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| 37 | ~BinMemOutputStream(); |
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| 38 | |
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| 39 | BinMemOutputStream |
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| 40 | ( |
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| 41 | int initCapacity = 1023 |
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| 42 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager |
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| 43 | ); |
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| 44 | |
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| 45 | // ----------------------------------------------------------------------- |
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| 46 | // Implementation of the output stream interface |
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| 47 | // ----------------------------------------------------------------------- |
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| 48 | virtual unsigned int curPos() const; |
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| 49 | |
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| 50 | virtual void writeBytes |
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| 51 | ( |
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| 52 | const XMLByte* const toGo |
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| 53 | , const unsigned int maxToWrite |
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| 54 | ) ; |
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| 55 | |
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| 56 | // ----------------------------------------------------------------------- |
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| 57 | // Getter methods |
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| 58 | // ----------------------------------------------------------------------- |
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| 59 | const XMLByte* getRawBuffer() const; |
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| 60 | |
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| 61 | unsigned int getSize() const; |
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| 62 | void reset(); |
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| 63 | |
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| 64 | private : |
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| 65 | // ----------------------------------------------------------------------- |
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| 66 | // Unimplemented methods. |
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| 67 | // ----------------------------------------------------------------------- |
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| 68 | BinMemOutputStream(const BinMemOutputStream&); |
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| 69 | BinMemOutputStream& operator=(const BinMemOutputStream&); |
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| 70 | |
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| 71 | // ----------------------------------------------------------------------- |
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| 72 | // Private helpers |
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| 73 | // ----------------------------------------------------------------------- |
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| 74 | void insureCapacity(const unsigned int extraNeeded); |
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| 75 | |
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| 76 | // ----------------------------------------------------------------------- |
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| 77 | // Private data members |
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| 78 | // |
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| 79 | // fDataBuf |
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| 80 | // The pointer to the buffer data. Its grown as needed. Its always |
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| 81 | // one larger than fCapacity, to leave room for the null terminator. |
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| 82 | // |
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| 83 | // fIndex |
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| 84 | // The current index into the buffer, as characters are appended |
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| 85 | // to it. If its zero, then the buffer is empty. |
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| 86 | // |
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| 87 | // fCapacity |
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| 88 | // The current capacity of the buffer. Its actually always one |
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| 89 | // larger, to leave room for the null terminator. |
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| 90 | // |
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| 91 | // ----------------------------------------------------------------------- |
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| 92 | MemoryManager* fMemoryManager; |
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| 93 | XMLByte* fDataBuf; |
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| 94 | unsigned int fIndex; |
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| 95 | unsigned int fCapacity; |
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| 96 | |
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| 97 | }; |
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| 98 | |
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| 99 | |
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| 100 | XERCES_CPP_NAMESPACE_END |
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| 101 | |
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| 102 | #endif |
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| 103 | |
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