1 /*
2 * Copyright (c) 2011-2015, Intel Corporation
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation and/or
13 * other materials provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors
16 * may be used to endorse or promote products derived from this software without
17 * specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30 #include "XmlSerializingContext.h"
31 #include <libxml/xmlerror.h>
32 #include <cstdio>
33
CXmlSerializingContext(std::string & strError)34 CXmlSerializingContext::CXmlSerializingContext(std::string &strError)
35 : utility::ErrorContext(strError)
36 {
37 xmlSetStructuredErrorFunc(this, structuredErrorHandler);
38 }
39
~CXmlSerializingContext()40 CXmlSerializingContext::~CXmlSerializingContext()
41 {
42 // TODO: restore the previous handler
43 xmlSetStructuredErrorFunc(NULL, NULL);
44 prependToError(_strXmlError);
45 }
46
appendLineToError(const std::string & strAppend)47 void CXmlSerializingContext::appendLineToError(const std::string &strAppend)
48 {
49 appendToError("\n" + strAppend);
50 }
51
52 /** XML error handler
53 *
54 * @param[in] userData pointer to the serializing context
55 * @param[in] error the xml error
56 *
57 */
structuredErrorHandler(void * userData,xmlErrorPtr error)58 void CXmlSerializingContext::structuredErrorHandler(void *userData, xmlErrorPtr error)
59 {
60 CXmlSerializingContext *self = static_cast<CXmlSerializingContext *>(userData);
61
62 std::string filename = (error->file != NULL) ? error->file : "(user input)";
63 // xmlErrorPtr->int2 contains the column; see xmlerror.h
64 self->_strXmlError += filename + ":" + std::to_string(error->line) + ":" +
65 std::to_string(error->int2) + ": " + error->message;
66 }
67