XmpReader.java

/*
 * Copyright 2008 by Bruno Lowagie
 *
 * The contents of this file are subject to the Mozilla Public License Version 1.1
 * (the "License"); you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the License.
 *
 * The Original Code is 'iText, a free JAVA-PDF library'.
 *
 * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
 * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
 * All Rights Reserved.
 * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
 * are Copyright (C) 2008 by Paulo Soares. All Rights Reserved.
 *
 * Contributor(s): all the names of the contributors are added in the source code
 * where applicable.
 *
 * Alternatively, the contents of this file may be used under the terms of the
 * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
 * provisions of LGPL are applicable instead of those above.  If you wish to
 * allow use of your version of this file only under the terms of the LGPL
 * License and not to allow others to use your version of this file under
 * the MPL, indicate your decision by deleting the provisions above and
 * replace them with the notice and other provisions required by the LGPL.
 * If you do not delete the provisions above, a recipient may use your version
 * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the MPL as stated above or under the terms of the GNU
 * Library General Public License as published by the Free Software Foundation;
 * either version 2 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
 * details.
 *
 * If you didn't download this code from the following link, you should check if
 * you aren't using an obsolete version:
 * http://www.lowagie.com/iText/
 */
package com.lowagie.text.xml.xmp;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.StringReader;
import java.nio.charset.StandardCharsets;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;

import com.lowagie.text.ExceptionConverter;
import org.w3c.dom.Document;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;


import com.lowagie.text.xml.XmlDomWriter;

/**
 * Reads an XMP stream into an org.w3c.dom.Document objects.
 * Allows you to replace the contents of a specific tag.
 * @since 2.1.3
 */

public class XmpReader {

    private Document domDocument;
    
    /**
     * Constructs an XMP reader
     * @param    bytes    the XMP content
     * @throws ExceptionConverter 
     * @throws IOException 
     * @throws SAXException 
     */
    public XmpReader(byte[] bytes) throws SAXException, IOException {
        try {
            DocumentBuilderFactory fact = DocumentBuilderFactory.newInstance();
            fact.setNamespaceAware(true);
            DocumentBuilder db = fact.newDocumentBuilder();
            db.setEntityResolver((publicId, systemId) -> new InputSource(new StringReader("")));
            ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
            domDocument = db.parse(bais);
        } catch (ParserConfigurationException e) {
            throw new ExceptionConverter(e);
        }
    }
    
    /**
     * Replaces the content of a tag.
     * @param    namespaceURI    the URI of the namespace
     * @param    localName        the tag name
     * @param    value            the new content for the tag
     * @return    true if the content was successfully replaced
     * @since    2.1.6 the return type has changed from void to boolean
     */
    public boolean replace(String namespaceURI, String localName, String value) {
        NodeList nodes = domDocument.getElementsByTagNameNS(namespaceURI, localName);
        Node node;
        if (nodes.getLength() == 0)
            return false;
        for (int i = 0; i < nodes.getLength(); i++) {
            node = nodes.item(i);
            setNodeText(domDocument, node, value);
        }
        return true;
    }    
    
    /**
     * Adds a tag.
     * @param    namespaceURI    the URI of the namespace
     * @param    parent            the tag name of the parent
     * @param    localName        the name of the tag to add
     * @param    value            the new content for the tag
     * @return    true if the content was successfully added
     * @since    2.1.6
     */
    public boolean add(String parent, String namespaceURI, String localName, String value) {
        NodeList nodes = domDocument.getElementsByTagName(parent);
        if (nodes.getLength() == 0)
            return false;
        Node pNode;
        Node node;
        for (int i = 0; i < nodes.getLength(); i++) {
            pNode = nodes.item(i);
            NamedNodeMap attrs = pNode.getAttributes();
            for (int j = 0; j < attrs.getLength(); j++) {
                node = attrs.item(j);
                if (namespaceURI.equals(node.getNodeValue())) {
                    node = domDocument.createElement(localName);
                    node.appendChild(domDocument.createTextNode(value));
                    pNode.appendChild(node);
                    return true;
                }
            }
        }
        return false;
    }
    
    /**
     * Sets the text of this node. All the child's node are deleted and a new
     * child text node is created.
     * @param domDocument the <CODE>Document</CODE> that contains the node
     * @param n the <CODE>Node</CODE> to add the text to
     * @param value the text to add
     */
    public boolean setNodeText(Document domDocument, Node n, String value) {
        if (n == null)
            return false;
        Node nc = null;
        while ((nc = n.getFirstChild()) != null) {
            n.removeChild(nc);
        }
        n.appendChild(domDocument.createTextNode(value));
        return true;
    }
    
    /**
     * Writes the document to a byte array.
     */
    public byte[] serializeDoc() throws IOException {
        XmlDomWriter xw = new XmlDomWriter();
        ByteArrayOutputStream fout = new ByteArrayOutputStream();
        xw.setOutput(fout, null);
        fout.write(XmpWriter.XPACKET_PI_BEGIN.getBytes(StandardCharsets.UTF_8));
        fout.flush();
        NodeList xmpmeta = domDocument.getElementsByTagName("x:xmpmeta");
        xw.write(xmpmeta.item(0));
        fout.flush();
        for (int i = 0; i < 20; i++) {
            fout.write(XmpWriter.EXTRASPACE.getBytes());
        }
        fout.write(XmpWriter.XPACKET_PI_END_W.getBytes());
        fout.close();
        return fout.toByteArray();
    }
}





























Active mutators

INCREMENTS_MUTATOR
VOID_METHOD_CALL_MUTATOR
RETURN_VALS_MUTATOR
MATH_MUTATOR
NEGATE_CONDITIONALS_MUTATOR
INVERT_NEGS_MUTATOR
CONDITIONALS_BOUNDARY_MUTATOR

Tests examined

Report generated by PIT 1.4.2

1		/*
2		* Copyright 2008 by Bruno Lowagie
3		*
4		* The contents of this file are subject to the Mozilla Public License Version 1.1
5		* (the "License"); you may not use this file except in compliance with the License.
6		* You may obtain a copy of the License at http://www.mozilla.org/MPL/
7		*
8		* Software distributed under the License is distributed on an "AS IS" basis,
9		* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
10		* for the specific language governing rights and limitations under the License.
11		*
12		* The Original Code is 'iText, a free JAVA-PDF library'.
13		*
14		* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
15		* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
16		* All Rights Reserved.
17		* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
18		* are Copyright (C) 2008 by Paulo Soares. All Rights Reserved.
19		*
20		* Contributor(s): all the names of the contributors are added in the source code
21		* where applicable.
22		*
23		* Alternatively, the contents of this file may be used under the terms of the
24		* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
25		* provisions of LGPL are applicable instead of those above. If you wish to
26		* allow use of your version of this file only under the terms of the LGPL
27		* License and not to allow others to use your version of this file under
28		* the MPL, indicate your decision by deleting the provisions above and
29		* replace them with the notice and other provisions required by the LGPL.
30		* If you do not delete the provisions above, a recipient may use your version
31		* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
32		*
33		* This library is free software; you can redistribute it and/or modify it
34		* under the terms of the MPL as stated above or under the terms of the GNU
35		* Library General Public License as published by the Free Software Foundation;
36		* either version 2 of the License, or any later version.
37		*
38		* This library is distributed in the hope that it will be useful, but WITHOUT
39		* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
40		* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
41		* details.
42		*
43		* If you didn't download this code from the following link, you should check if
44		* you aren't using an obsolete version:
45		* http://www.lowagie.com/iText/
46		*/
47		package com.lowagie.text.xml.xmp;
48
49		import java.io.ByteArrayInputStream;
50		import java.io.ByteArrayOutputStream;
51		import java.io.IOException;
52		import java.io.StringReader;
53		import java.nio.charset.StandardCharsets;
54
55		import javax.xml.parsers.DocumentBuilder;
56		import javax.xml.parsers.DocumentBuilderFactory;
57		import javax.xml.parsers.ParserConfigurationException;
58
59		import com.lowagie.text.ExceptionConverter;
60		import org.w3c.dom.Document;
61		import org.w3c.dom.NamedNodeMap;
62		import org.w3c.dom.Node;
63		import org.w3c.dom.NodeList;
64		import org.xml.sax.InputSource;
65		import org.xml.sax.SAXException;
66
67
68		import com.lowagie.text.xml.XmlDomWriter;
69
70		/**
71		* Reads an XMP stream into an org.w3c.dom.Document objects.
72		* Allows you to replace the contents of a specific tag.
73		* @since 2.1.3
74		*/
75
76		public class XmpReader {
77
78		private Document domDocument;
79
80		/**
81		* Constructs an XMP reader
82		* @param bytes the XMP content
83		* @throws ExceptionConverter
84		* @throws IOException
85		* @throws SAXException
86		*/
87		public XmpReader(byte[] bytes) throws SAXException, IOException {
88		try {
89		DocumentBuilderFactory fact = DocumentBuilderFactory.newInstance();
90	1 1. : removed call to javax/xml/parsers/DocumentBuilderFactory::setNamespaceAware → NO_COVERAGE	fact.setNamespaceAware(true);
91		DocumentBuilder db = fact.newDocumentBuilder();
92	1 1. : removed call to javax/xml/parsers/DocumentBuilder::setEntityResolver → NO_COVERAGE	db.setEntityResolver((publicId, systemId) -> new InputSource(new StringReader("")));
93		ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
94		domDocument = db.parse(bais);
95		} catch (ParserConfigurationException e) {
96		throw new ExceptionConverter(e);
97		}
98		}
99
100		/**
101		* Replaces the content of a tag.
102		* @param namespaceURI the URI of the namespace
103		* @param localName the tag name
104		* @param value the new content for the tag
105		* @return true if the content was successfully replaced
106		* @since 2.1.6 the return type has changed from void to boolean
107		*/
108		public boolean replace(String namespaceURI, String localName, String value) {
109		NodeList nodes = domDocument.getElementsByTagNameNS(namespaceURI, localName);
110		Node node;
111	1 1. replace : negated conditional → NO_COVERAGE	if (nodes.getLength() == 0)
112	1 1. replace : replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE	return false;
113	2 1. replace : changed conditional boundary → NO_COVERAGE 2. replace : negated conditional → NO_COVERAGE	for (int i = 0; i < nodes.getLength(); i++) {
114		node = nodes.item(i);
115		setNodeText(domDocument, node, value);
116		}
117	1 1. replace : replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE	return true;
118		}
119
120		/**
121		* Adds a tag.
122		* @param namespaceURI the URI of the namespace
123		* @param parent the tag name of the parent
124		* @param localName the name of the tag to add
125		* @param value the new content for the tag
126		* @return true if the content was successfully added
127		* @since 2.1.6
128		*/
129		public boolean add(String parent, String namespaceURI, String localName, String value) {
130		NodeList nodes = domDocument.getElementsByTagName(parent);
131	1 1. add : negated conditional → NO_COVERAGE	if (nodes.getLength() == 0)
132	1 1. add : replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE	return false;
133		Node pNode;
134		Node node;
135	3 1. add : changed conditional boundary → NO_COVERAGE 2. add : Changed increment from 1 to -1 → NO_COVERAGE 3. add : negated conditional → NO_COVERAGE	for (int i = 0; i < nodes.getLength(); i++) {
136		pNode = nodes.item(i);
137		NamedNodeMap attrs = pNode.getAttributes();
138	2 1. add : changed conditional boundary → NO_COVERAGE 2. add : negated conditional → NO_COVERAGE	for (int j = 0; j < attrs.getLength(); j++) {
139		node = attrs.item(j);
140	1 1. add : negated conditional → NO_COVERAGE	if (namespaceURI.equals(node.getNodeValue())) {
141		node = domDocument.createElement(localName);
142		node.appendChild(domDocument.createTextNode(value));
143		pNode.appendChild(node);
144	1 1. add : replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE	return true;
145		}
146		}
147		}
148	1 1. add : replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE	return false;
149		}
150
151		/**
152		* Sets the text of this node. All the child's node are deleted and a new
153		* child text node is created.
154		* @param domDocument the <CODE>Document</CODE> that contains the node
155		* @param n the <CODE>Node</CODE> to add the text to
156		* @param value the text to add
157		*/
158		public boolean setNodeText(Document domDocument, Node n, String value) {
159	1 1. setNodeText : negated conditional → NO_COVERAGE	if (n == null)
160	1 1. setNodeText : replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE	return false;
161		Node nc = null;
162	1 1. setNodeText : negated conditional → NO_COVERAGE	while ((nc = n.getFirstChild()) != null) {
163		n.removeChild(nc);
164		}
165		n.appendChild(domDocument.createTextNode(value));
166	1 1. setNodeText : replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE	return true;
167		}
168
169		/**
170		* Writes the document to a byte array.
171		*/
172		public byte[] serializeDoc() throws IOException {
173		XmlDomWriter xw = new XmlDomWriter();
174		ByteArrayOutputStream fout = new ByteArrayOutputStream();
175	1 1. serializeDoc : removed call to com/lowagie/text/xml/XmlDomWriter::setOutput → NO_COVERAGE	xw.setOutput(fout, null);
176	1 1. serializeDoc : removed call to java/io/ByteArrayOutputStream::write → NO_COVERAGE	fout.write(XmpWriter.XPACKET_PI_BEGIN.getBytes(StandardCharsets.UTF_8));
177	1 1. serializeDoc : removed call to java/io/ByteArrayOutputStream::flush → NO_COVERAGE	fout.flush();
178		NodeList xmpmeta = domDocument.getElementsByTagName("x:xmpmeta");
179	1 1. serializeDoc : removed call to com/lowagie/text/xml/XmlDomWriter::write → NO_COVERAGE	xw.write(xmpmeta.item(0));
180	1 1. serializeDoc : removed call to java/io/ByteArrayOutputStream::flush → NO_COVERAGE	fout.flush();
181	2 1. serializeDoc : changed conditional boundary → NO_COVERAGE 2. serializeDoc : negated conditional → NO_COVERAGE	for (int i = 0; i < 20; i++) {
182	1 1. serializeDoc : removed call to java/io/ByteArrayOutputStream::write → NO_COVERAGE	fout.write(XmpWriter.EXTRASPACE.getBytes());
183		}
184	1 1. serializeDoc : removed call to java/io/ByteArrayOutputStream::write → NO_COVERAGE	fout.write(XmpWriter.XPACKET_PI_END_W.getBytes());
185	1 1. serializeDoc : removed call to java/io/ByteArrayOutputStream::close → NO_COVERAGE	fout.close();
186	1 1. serializeDoc : mutated return of Object value for com/lowagie/text/xml/xmp/XmpReader::serializeDoc to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE	return fout.toByteArray();
187		}
188		}
		Mutations
90		1.1 Location : Killed by : none removed call to javax/xml/parsers/DocumentBuilderFactory::setNamespaceAware → NO_COVERAGE
92		1.1 Location : Killed by : none removed call to javax/xml/parsers/DocumentBuilder::setEntityResolver → NO_COVERAGE
111		1.1 Location : replace Killed by : none negated conditional → NO_COVERAGE
112		1.1 Location : replace Killed by : none replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE
113		1.1 Location : replace Killed by : none changed conditional boundary → NO_COVERAGE 2.2 Location : replace Killed by : none negated conditional → NO_COVERAGE
117		1.1 Location : replace Killed by : none replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE
131		1.1 Location : add Killed by : none negated conditional → NO_COVERAGE
132		1.1 Location : add Killed by : none replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE
135		1.1 Location : add Killed by : none changed conditional boundary → NO_COVERAGE 2.2 Location : add Killed by : none Changed increment from 1 to -1 → NO_COVERAGE 3.3 Location : add Killed by : none negated conditional → NO_COVERAGE
138		1.1 Location : add Killed by : none changed conditional boundary → NO_COVERAGE 2.2 Location : add Killed by : none negated conditional → NO_COVERAGE
140		1.1 Location : add Killed by : none negated conditional → NO_COVERAGE
144		1.1 Location : add Killed by : none replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE
148		1.1 Location : add Killed by : none replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE
159		1.1 Location : setNodeText Killed by : none negated conditional → NO_COVERAGE
160		1.1 Location : setNodeText Killed by : none replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE
162		1.1 Location : setNodeText Killed by : none negated conditional → NO_COVERAGE
166		1.1 Location : setNodeText Killed by : none replaced return of integer sized value with (x == 0 ? 1 : 0) → NO_COVERAGE
175		1.1 Location : serializeDoc Killed by : none removed call to com/lowagie/text/xml/XmlDomWriter::setOutput → NO_COVERAGE
176		1.1 Location : serializeDoc Killed by : none removed call to java/io/ByteArrayOutputStream::write → NO_COVERAGE
177		1.1 Location : serializeDoc Killed by : none removed call to java/io/ByteArrayOutputStream::flush → NO_COVERAGE
179		1.1 Location : serializeDoc Killed by : none removed call to com/lowagie/text/xml/XmlDomWriter::write → NO_COVERAGE
180		1.1 Location : serializeDoc Killed by : none removed call to java/io/ByteArrayOutputStream::flush → NO_COVERAGE
181		1.1 Location : serializeDoc Killed by : none changed conditional boundary → NO_COVERAGE 2.2 Location : serializeDoc Killed by : none negated conditional → NO_COVERAGE
182		1.1 Location : serializeDoc Killed by : none removed call to java/io/ByteArrayOutputStream::write → NO_COVERAGE
184		1.1 Location : serializeDoc Killed by : none removed call to java/io/ByteArrayOutputStream::write → NO_COVERAGE
185		1.1 Location : serializeDoc Killed by : none removed call to java/io/ByteArrayOutputStream::close → NO_COVERAGE
186		1.1 Location : serializeDoc Killed by : none mutated return of Object value for com/lowagie/text/xml/xmp/XmpReader::serializeDoc to ( if (x != null) null else throw new RuntimeException ) → NO_COVERAGE

XmpReader.java

Mutations

Active mutators

Tests examined