[358] | 1 | /*
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| 2 | * Copyright 1999-2001,2004 The Apache Software Foundation.
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| 3 | *
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 5 | * you may not use this file except in compliance with the License.
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| 6 | * You may obtain a copy of the License at
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| 7 | *
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0
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| 9 | *
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| 10 | * Unless required by applicable law or agreed to in writing, software
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 13 | * See the License for the specific language governing permissions and
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| 14 | * limitations under the License.
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| 15 | */
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| 16 |
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| 17 | /*
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| 18 | * $Log: StdInParse.cpp,v $
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| 19 | * Revision 1.17 2004/09/08 13:55:34 peiyongz
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| 20 | * Apache License Version 2.0
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| 21 | *
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| 22 | * Revision 1.16 2004/09/02 14:59:30 cargilld
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| 23 | * Add OutOfMemoryException block to samples.
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| 24 | *
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| 25 | * Revision 1.15 2003/05/30 09:36:36 gareth
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| 26 | * Use new macros for iostream.h and std:: issues.
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| 27 | *
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| 28 | * Revision 1.14 2003/05/16 15:32:12 knoaman
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| 29 | * Change scope of 'src' so that it's deallocated properly.
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| 30 | *
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| 31 | * Revision 1.13 2002/02/01 22:41:37 peiyongz
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| 32 | * sane_include
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| 33 | *
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| 34 | * Revision 1.12 2001/10/25 15:18:33 tng
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| 35 | * delete the parser before XMLPlatformUtils::Terminate.
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| 36 | *
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| 37 | * Revision 1.11 2001/10/19 19:02:43 tng
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| 38 | * [Bug 3909] return non-zero an exit code when error was encounted.
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| 39 | * And other modification for consistent help display and return code across samples.
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| 40 | *
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| 41 | * Revision 1.10 2001/08/01 19:11:01 tng
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| 42 | * Add full schema constraint checking flag to the samples and the parser.
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| 43 | *
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| 44 | * Revision 1.9 2001/05/11 13:24:59 tng
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| 45 | * Copyright update.
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| 46 | *
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| 47 | * Revision 1.8 2001/05/03 16:00:32 tng
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| 48 | * Schema: samples update with schema
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| 49 | *
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| 50 | * Revision 1.7 2001/02/22 20:59:57 tng
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| 51 | * [Bug 678] StdInParse doesn't output filename or duration
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| 52 | *
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| 53 | * Revision 1.6 2000/06/20 02:23:10 rahulj
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| 54 | * Help message added by Joe Polastre.
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| 55 | *
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| 56 | * Revision 1.5 2000/03/02 19:53:50 roddey
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| 57 | * This checkin includes many changes done while waiting for the
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| 58 | * 1.1.0 code to be finished. I can't list them all here, but a list is
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| 59 | * available elsewhere.
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| 60 | *
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| 61 | * Revision 1.4 2000/02/11 02:40:58 abagchi
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| 62 | * Removed StrX::transcode
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| 63 | *
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| 64 | * Revision 1.3 2000/02/06 07:47:25 rahulj
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| 65 | * Year 2K copyright swat.
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| 66 | *
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| 67 | * Revision 1.2 2000/01/12 00:27:01 roddey
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| 68 | * Updates to work with the new URL and input source scheme.
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| 69 | *
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| 70 | * Revision 1.1.1.1 1999/11/09 01:09:27 twl
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| 71 | * Initial checkin
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| 72 | *
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| 73 | * Revision 1.5 1999/11/08 20:43:43 rahul
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| 74 | * Swat for adding in Product name and CVS comment log variable.
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| 75 | *
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| 76 | */
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| 77 |
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| 78 |
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| 79 | // ---------------------------------------------------------------------------
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| 80 | // Includes
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| 81 | // ---------------------------------------------------------------------------
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| 82 | #include <xercesc/framework/StdInInputSource.hpp>
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| 83 | #include <xercesc/parsers/SAXParser.hpp>
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| 84 | #include "StdInParse.hpp"
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| 85 | #include <xercesc/util/OutOfMemoryException.hpp>
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| 86 |
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| 87 | // ---------------------------------------------------------------------------
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| 88 | // Local data
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| 89 | //
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| 90 | // doNamespaces
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| 91 | // Indicates whether namespace processing should be enabled or not.
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| 92 | // The default is no, but -n overrides that.
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| 93 | //
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| 94 | // doSchema
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| 95 | // Indicates whether schema processing should be enabled or not.
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| 96 | // The default is no, but -s overrides that.
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| 97 | //
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| 98 | // schemaFullChecking
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| 99 | // Indicates whether full schema constraint checking should be enabled or not.
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| 100 | // The default is no, but -s overrides that.
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| 101 | //
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| 102 | // valScheme
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| 103 | // Indicates what validation scheme to use. It defaults to 'auto', but
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| 104 | // can be set via the -v= command.
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| 105 | // ---------------------------------------------------------------------------
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| 106 | static bool doNamespaces = false;
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| 107 | static bool doSchema = false;
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| 108 | static bool schemaFullChecking = false;
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| 109 | static SAXParser::ValSchemes valScheme = SAXParser::Val_Auto;
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| 110 |
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| 111 |
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| 112 |
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| 113 | // ---------------------------------------------------------------------------
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| 114 | // Local helper methods
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| 115 | // ---------------------------------------------------------------------------
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| 116 | void usage()
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| 117 | {
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| 118 | XERCES_STD_QUALIFIER cout << "\nUsage:\n"
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| 119 | " StdInParse [options] < <XML file>\n\n"
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| 120 | "This program demonstrates streaming XML data from standard\n"
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| 121 | "input. It then uses the SAX Parser, and prints the\n"
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| 122 | "number of elements, attributes, spaces and characters found\n"
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| 123 | "in the input, using SAX API.\n\n"
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| 124 | "Options:\n"
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| 125 | " -v=xxx Validation scheme [always | never | auto*].\n"
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| 126 | " -n Enable namespace processing. Defaults to off.\n"
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| 127 | " -s Enable schema processing. Defaults to off.\n"
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| 128 | " -f Enable full schema constraint checking. Defaults to off.\n"
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| 129 | " -? Show this help.\n\n"
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| 130 | " * = Default if not provided explicitly.\n"
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| 131 | << XERCES_STD_QUALIFIER endl;
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| 132 | }
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| 133 |
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| 134 |
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| 135 | // ---------------------------------------------------------------------------
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| 136 | // Program entry point
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| 137 | // ---------------------------------------------------------------------------
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| 138 | int main(int argC, char* argV[])
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| 139 | {
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| 140 | // Initialize the XML4C system
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| 141 | try
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| 142 | {
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| 143 | XMLPlatformUtils::Initialize();
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| 144 | }
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| 145 |
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| 146 | catch (const XMLException& toCatch)
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| 147 | {
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| 148 | XERCES_STD_QUALIFIER cerr << "Error during initialization! Message:\n"
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| 149 | << StrX(toCatch.getMessage()) << XERCES_STD_QUALIFIER endl;
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| 150 | return 1;
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| 151 | }
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| 152 |
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| 153 | int parmInd;
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| 154 | for (parmInd = 1; parmInd < argC; parmInd++)
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| 155 | {
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| 156 | // Break out on first parm not starting with a dash
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| 157 | if (argV[parmInd][0] != '-')
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| 158 | break;
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| 159 |
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| 160 | // Watch for special case help request
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| 161 | if (!strcmp(argV[parmInd], "-?"))
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| 162 | {
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| 163 | usage();
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| 164 | XMLPlatformUtils::Terminate();
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| 165 | return 2;
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| 166 | }
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| 167 | else if (!strncmp(argV[parmInd], "-v=", 3)
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| 168 | || !strncmp(argV[parmInd], "-V=", 3))
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| 169 | {
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| 170 | const char* const parm = &argV[parmInd][3];
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| 171 |
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| 172 | if (!strcmp(parm, "never"))
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| 173 | valScheme = SAXParser::Val_Never;
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| 174 | else if (!strcmp(parm, "auto"))
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| 175 | valScheme = SAXParser::Val_Auto;
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| 176 | else if (!strcmp(parm, "always"))
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| 177 | valScheme = SAXParser::Val_Always;
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| 178 | else
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| 179 | {
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| 180 | XERCES_STD_QUALIFIER cerr << "Unknown -v= value: " << parm << XERCES_STD_QUALIFIER endl;
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| 181 | XMLPlatformUtils::Terminate();
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| 182 | return 2;
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| 183 | }
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| 184 | }
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| 185 | else if (!strcmp(argV[parmInd], "-n")
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| 186 | || !strcmp(argV[parmInd], "-N"))
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| 187 | {
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| 188 | doNamespaces = true;
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| 189 | }
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| 190 | else if (!strcmp(argV[parmInd], "-s")
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| 191 | || !strcmp(argV[parmInd], "-S"))
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| 192 | {
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| 193 | doSchema = true;
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| 194 | }
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| 195 | else if (!strcmp(argV[parmInd], "-f")
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| 196 | || !strcmp(argV[parmInd], "-F"))
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| 197 | {
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| 198 | schemaFullChecking = true;
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| 199 | }
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| 200 | else
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| 201 | {
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| 202 | XERCES_STD_QUALIFIER cerr << "Unknown option '" << argV[parmInd]
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| 203 | << "', ignoring it\n" << XERCES_STD_QUALIFIER endl;
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| 204 | }
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| 205 | }
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| 206 |
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| 207 | //
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| 208 | // Create a SAX parser object. Then, according to what we were told on
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| 209 | // the command line, set the options.
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| 210 | //
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| 211 | SAXParser* parser = new SAXParser;
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| 212 | parser->setValidationScheme(valScheme);
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| 213 | parser->setDoNamespaces(doNamespaces);
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| 214 | parser->setDoSchema(doSchema);
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| 215 | parser->setValidationSchemaFullChecking(schemaFullChecking);
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| 216 |
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| 217 |
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| 218 | //
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| 219 | // Create our SAX handler object and install it on the parser, as the
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| 220 | // document and error handler. We are responsible for cleaning them
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| 221 | // up, but since its just stack based here, there's nothing special
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| 222 | // to do.
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| 223 | //
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| 224 | StdInParseHandlers handler;
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| 225 | parser->setDocumentHandler(&handler);
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| 226 | parser->setErrorHandler(&handler);
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| 227 |
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| 228 | unsigned long duration;
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| 229 | int errorCount = 0;
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| 230 | // create a faux scope so that 'src' destructor is called before
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| 231 | // XMLPlatformUtils::Terminate
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| 232 | {
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| 233 | //
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| 234 | // Kick off the parse and catch any exceptions. Create a standard
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| 235 | // input input source and tell the parser to parse from that.
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| 236 | //
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| 237 | StdInInputSource src;
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| 238 | try
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| 239 | {
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| 240 | const unsigned long startMillis = XMLPlatformUtils::getCurrentMillis();
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| 241 | parser->parse(src);
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| 242 | const unsigned long endMillis = XMLPlatformUtils::getCurrentMillis();
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| 243 | duration = endMillis - startMillis;
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| 244 | errorCount = parser->getErrorCount();
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| 245 | }
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| 246 | catch (const OutOfMemoryException&)
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| 247 | {
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| 248 | XERCES_STD_QUALIFIER cerr << "OutOfMemoryException" << XERCES_STD_QUALIFIER endl;
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| 249 | errorCount = 2;
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| 250 | return 4;
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| 251 | }
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| 252 | catch (const XMLException& e)
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| 253 | {
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| 254 | XERCES_STD_QUALIFIER cerr << "\nError during parsing: \n"
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| 255 | << StrX(e.getMessage())
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| 256 | << "\n" << XERCES_STD_QUALIFIER endl;
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| 257 | errorCount = 1;
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| 258 | return 4;
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| 259 | }
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| 260 |
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| 261 | // Print out the stats that we collected and time taken
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| 262 | if (!errorCount) {
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| 263 | XERCES_STD_QUALIFIER cout << StrX(src.getSystemId()) << ": " << duration << " ms ("
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| 264 | << handler.getElementCount() << " elems, "
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| 265 | << handler.getAttrCount() << " attrs, "
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| 266 | << handler.getSpaceCount() << " spaces, "
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| 267 | << handler.getCharacterCount() << " chars)" << XERCES_STD_QUALIFIER endl;
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| 268 | }
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| 269 | }
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| 270 |
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| 271 | //
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| 272 | // Delete the parser itself. Must be done prior to calling Terminate, below.
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| 273 | //
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| 274 | delete parser;
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| 275 |
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| 276 | XMLPlatformUtils::Terminate();
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| 277 |
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| 278 | if (errorCount > 0)
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| 279 | return 4;
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| 280 | else
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| 281 | return 0;
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| 282 | }
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| 283 |
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