cd160610-9b67-4752-a2c4-e3a0d82d991e

Committed 21 Apr 2025 11:55AM UTC coverage: 91.756% (-0.02%) from 91.78%

Build # cd160610-9b67-4752-a2c4-e3a0d82d991e

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Merge pull request #289 from xmlunit/circleci-project-setup

CircleCI project setup

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90.32

/xmlunit-legacy/src/main/java/org/custommonkey/xmlunit/NodeInputStream.java

/*
******************************************************************
Copyright (c) 2001-2007,2015,2022 Jeff Martin, Tim Bacon
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:

    * Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above
      copyright notice, this list of conditions and the following
      disclaimer in the documentation and/or other materials provided
      with the distribution.
    * Neither the name of the XMLUnit nor the names
      of its contributors may be used to endorse or promote products
      derived from this software without specific prior written
      permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.

******************************************************************
*/

package org.custommonkey.xmlunit;

import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.io.IOException;
import java.util.Properties;
import javax.xml.transform.stream.StreamResult;
import org.w3c.dom.Node;

/**
 * Adapter class to present the content of a DOM Node (e.g. a Document) as an
 * InputStream using a DOM to Stream transformation.
 */
public class NodeInputStream extends InputStream {
    private final Node rootNode;
    private final ByteArrayOutputStream nodeContentBytes;
    private final Properties outputProperties;
    private int atPos = 0;

    /**
     * Simple constructor
     * @param rootNode the node to be presented as an input stream
     */
    public NodeInputStream(Node rootNode) {
        this(rootNode, null);
    }

    /**
     * Simple constructor
     * @param rootNode the node to be presented as an input stream
     * @param outputProperties properties to use during transformation
     */
    public NodeInputStream(Node rootNode, Properties outputProperties) {
        this.rootNode = rootNode;
        nodeContentBytes = new ByteArrayOutputStream();
        this.outputProperties = outputProperties;
    }

    /**
     * Do the actual work of serializing the node to bytes
     * @throws IOException if serialization goes awry
     */
    private void ensureContentAvailable() throws IOException {
        if (nodeContentBytes.size() > 0) {
            return;
        }
        try {
            Transform serializeTransform = new Transform(rootNode);
            if (outputProperties!=null) {
                serializeTransform.setOutputProperties(outputProperties);
            }
            StreamResult byteResult = new StreamResult(nodeContentBytes);
            serializeTransform.transformTo(byteResult);
        } catch (Exception e) {
            throw new IOException("Unable to serialize document to outputstream: "
                                  + e.toString());
        }
    }

    /**
     * InputStream method
     * @return byte as read
     */
    @Override
    public int read() throws IOException {
        ensureContentAvailable();
        if (reallyAvailable()==0) {
            return -1;
        }
        int contentByte = nodeContentBytes.toByteArray()[atPos];
        atPos++;
        return contentByte;
    }

    /**
     * InputStream method
     * Note that calling close allows a repeated read of the content
     */
    @Override
    public void close() throws IOException {
        atPos = 0;
    }

    /**
     * InputStream method
     * @return number of bytes available
     */
    @Override
    public int available() throws IOException {
        ensureContentAvailable();
        return reallyAvailable();
    }

    /**
     * @return really available
     */
    private int reallyAvailable() {
        return nodeContentBytes.size() - atPos;
    }
}

1	/*
2	******************************************************************
3	Copyright (c) 2001-2007,2015,2022 Jeff Martin, Tim Bacon
4	All rights reserved.
5
6	Redistribution and use in source and binary forms, with or without
7	modification, are permitted provided that the following conditions
8	are met:
9
10	* Redistributions of source code must retain the above copyright
11	notice, this list of conditions and the following disclaimer.
12	* Redistributions in binary form must reproduce the above
13	copyright notice, this list of conditions and the following
14	disclaimer in the documentation and/or other materials provided
15	with the distribution.
16	* Neither the name of the XMLUnit nor the names
17	of its contributors may be used to endorse or promote products
18	derived from this software without specific prior written
19	permission.
20
21	THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22	"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23	LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24	FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25	COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26	INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
27	BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28	LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
29	CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30	LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
31	ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32	POSSIBILITY OF SUCH DAMAGE.
33
34	******************************************************************
35	*/
36
37	package org.custommonkey.xmlunit;
38
39	import java.io.ByteArrayOutputStream;
40	import java.io.InputStream;
41	import java.io.IOException;
42	import java.util.Properties;
43	import javax.xml.transform.stream.StreamResult;
44	import org.w3c.dom.Node;
45
46	/**
47	* Adapter class to present the content of a DOM Node (e.g. a Document) as an
48	* InputStream using a DOM to Stream transformation.
49	*/
50	public class NodeInputStream extends InputStream {
51	private final Node rootNode;
52	private final ByteArrayOutputStream nodeContentBytes;
53	private final Properties outputProperties;
54	private int atPos = 0;	1✔
55
56	/**
57	* Simple constructor
58	* @param rootNode the node to be presented as an input stream
59	*/
60	public NodeInputStream(Node rootNode) {
61	this(rootNode, null);	1✔
62	}	1✔
63
64	/**
65	* Simple constructor
66	* @param rootNode the node to be presented as an input stream
67	* @param outputProperties properties to use during transformation
68	*/
69	public NodeInputStream(Node rootNode, Properties outputProperties) {	1✔
70	this.rootNode = rootNode;	1✔
71	nodeContentBytes = new ByteArrayOutputStream();	1✔
72	this.outputProperties = outputProperties;	1✔
73	}	1✔
74
75	/**
76	* Do the actual work of serializing the node to bytes
77	* @throws IOException if serialization goes awry
78	*/
79	private void ensureContentAvailable() throws IOException {
80	if (nodeContentBytes.size() > 0) {	1✔
81	return;	1✔
82	}
83	try {
84	Transform serializeTransform = new Transform(rootNode);	1✔
85	if (outputProperties!=null) {	1✔
86	serializeTransform.setOutputProperties(outputProperties);	1✔
87	}
88	StreamResult byteResult = new StreamResult(nodeContentBytes);	1✔
89	serializeTransform.transformTo(byteResult);	1✔
90	} catch (Exception e) {	×
91	throw new IOException("Unable to serialize document to outputstream: "	×
92	+ e.toString());	×
93	}	1✔
94	}	1✔
95
96	/**
97	* InputStream method
98	* @return byte as read
99	*/
100	@Override
101	public int read() throws IOException {
102	ensureContentAvailable();	1✔
103	if (reallyAvailable()==0) {	1✔
104	return -1;	1✔
105	}
106	int contentByte = nodeContentBytes.toByteArray()[atPos];	1✔
107	atPos++;	1✔
108	return contentByte;	1✔
109	}
110
111	/**
112	* InputStream method
113	* Note that calling close allows a repeated read of the content
114	*/
115	@Override
116	public void close() throws IOException {
117	atPos = 0;	1✔
118	}	1✔
119
120	/**
121	* InputStream method
122	* @return number of bytes available
123	*/
124	@Override
125	public int available() throws IOException {
126	ensureContentAvailable();	1✔
127	return reallyAvailable();	1✔
128	}
129
130	/**
131	* @return really available
132	*/
133	private int reallyAvailable() {
134	return nodeContentBytes.size() - atPos;	1✔
135	}
136	}

xmlunit / xmlunit / cd160610-9b67-4752-a2c4-e3a0d82d991e

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