PdfEFStream.java

/*
 * $Id: PdfEFStream.java 3735 2009-02-26 01:44:03Z xlv $
 *
 * Copyright (c) 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) 2000, 2001, 2002 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.pdf;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.zip.Deflater;
import java.util.zip.DeflaterOutputStream;

/**
 * Extends PdfStream and should be used to create Streams for Embedded Files
 * (file attachments).
 * @since    2.1.3
 */

public class PdfEFStream extends PdfStream {

    /**
     * Creates a Stream object using an InputStream and a PdfWriter object
     * @param    in    the InputStream that will be read to get the Stream object
     * @param    writer    the writer to which the stream will be added
     */
    public PdfEFStream(InputStream in, PdfWriter writer) {
        super(in, writer);
    }

    /**
     * Creates a Stream object using a byte array
     * @param    fileStore    the bytes for the stream
     */
    public PdfEFStream(byte[] fileStore) {
        super(fileStore);
    }

    /**
     * @see com.lowagie.text.pdf.PdfDictionary#toPdf(com.lowagie.text.pdf.PdfWriter, java.io.OutputStream)
     */
    public void toPdf(PdfWriter writer, OutputStream os) throws IOException {
        if (inputStream != null && compressed)
            put(PdfName.FILTER, PdfName.FLATEDECODE);
        PdfEncryption crypto = null;
        if (writer != null)
            crypto = writer.getEncryption();
        if (crypto != null) {
            PdfObject filter = get(PdfName.FILTER);
            if (filter != null) {
                if (PdfName.CRYPT.equals(filter))
                    crypto = null;
                else if (filter.isArray()) {
                    PdfArray a = (PdfArray)filter;
                    if (!a.isEmpty() && PdfName.CRYPT.equals(a.getPdfObject(0)))
                        crypto = null;
                }
            }
        }
        if (crypto != null && crypto.isEmbeddedFilesOnly()) {
            PdfArray filter = new PdfArray();
            PdfArray decodeparms = new PdfArray();
            PdfDictionary crypt = new PdfDictionary();
            crypt.put(PdfName.NAME, PdfName.STDCF);
            filter.add(PdfName.CRYPT);
            decodeparms.add(crypt);
            if (compressed) {
                filter.add(PdfName.FLATEDECODE);
                decodeparms.add(new PdfNull());
            }
            put(PdfName.FILTER, filter);
            put(PdfName.DECODEPARMS, decodeparms);
        }
        PdfObject nn = get(PdfName.LENGTH);
        if (crypto != null && nn != null && nn.isNumber()) {
            int sz = ((PdfNumber)nn).intValue();
            put(PdfName.LENGTH, new PdfNumber(crypto.calculateStreamSize(sz)));
            superToPdf(writer, os);
            put(PdfName.LENGTH, nn);
        }
        else
            superToPdf(writer, os);

        os.write(STARTSTREAM);
        if (inputStream != null) {
            rawLength = 0;
            DeflaterOutputStream def = null;
            OutputStreamCounter osc = new OutputStreamCounter(os);
            OutputStreamEncryption ose = null;
            OutputStream fout = osc;
            if (crypto != null)
                fout = ose = crypto.getEncryptionStream(fout);
            Deflater deflater = null;
            if (compressed) {
                deflater = new Deflater(compressionLevel);
                fout = def = new DeflaterOutputStream(fout, deflater, 0x8000);
            }

            byte[] buf = new byte[4192];
            while (true) {
                int n = inputStream.read(buf);
                if (n <= 0)
                    break;
                fout.write(buf, 0, n);
                rawLength += n;
            }
            if (def != null) {
                def.finish();
                deflater.end();
            }
            if (ose != null)
                ose.finish();
            inputStreamLength = osc.getCounter();
        }
        else {
            if (crypto == null) {
                if (streamBytes != null)
                    streamBytes.writeTo(os);
                else
                    os.write(bytes);
            }
            else {
                byte[] b;
                if (streamBytes != null) {
                    b = crypto.encryptByteArray(streamBytes.toByteArray());
                }
                else {
                    b = crypto.encryptByteArray(bytes);
                }
                os.write(b);
            }
        }
        os.write(ENDSTREAM);
    }
}







































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		* $Id: PdfEFStream.java 3735 2009-02-26 01:44:03Z xlv $
3		*
4		* Copyright (c) 2008 by Bruno Lowagie
5		*
6		* The contents of this file are subject to the Mozilla Public License Version 1.1
7		* (the "License"); you may not use this file except in compliance with the License.
8		* You may obtain a copy of the License at http://www.mozilla.org/MPL/
9		*
10		* Software distributed under the License is distributed on an "AS IS" basis,
11		* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12		* for the specific language governing rights and limitations under the License.
13		*
14		* The Original Code is 'iText, a free JAVA-PDF library'.
15		*
16		* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
17		* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
18		* All Rights Reserved.
19		* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
20		* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
21		*
22		* Contributor(s): all the names of the contributors are added in the source code
23		* where applicable.
24		*
25		* Alternatively, the contents of this file may be used under the terms of the
26		* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
27		* provisions of LGPL are applicable instead of those above. If you wish to
28		* allow use of your version of this file only under the terms of the LGPL
29		* License and not to allow others to use your version of this file under
30		* the MPL, indicate your decision by deleting the provisions above and
31		* replace them with the notice and other provisions required by the LGPL.
32		* If you do not delete the provisions above, a recipient may use your version
33		* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
34		*
35		* This library is free software; you can redistribute it and/or modify it
36		* under the terms of the MPL as stated above or under the terms of the GNU
37		* Library General Public License as published by the Free Software Foundation;
38		* either version 2 of the License, or any later version.
39		*
40		* This library is distributed in the hope that it will be useful, but WITHOUT
41		* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
42		* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
43		* details.
44		*
45		* If you didn't download this code from the following link, you should check if
46		* you aren't using an obsolete version:
47		* http://www.lowagie.com/iText/
48		*/
49
50		package com.lowagie.text.pdf;
51
52		import java.io.IOException;
53		import java.io.InputStream;
54		import java.io.OutputStream;
55		import java.util.zip.Deflater;
56		import java.util.zip.DeflaterOutputStream;
57
58		/**
59		* Extends PdfStream and should be used to create Streams for Embedded Files
60		* (file attachments).
61		* @since 2.1.3
62		*/
63
64		public class PdfEFStream extends PdfStream {
65
66		/**
67		* Creates a Stream object using an InputStream and a PdfWriter object
68		* @param in the InputStream that will be read to get the Stream object
69		* @param writer the writer to which the stream will be added
70		*/
71		public PdfEFStream(InputStream in, PdfWriter writer) {
72		super(in, writer);
73		}
74
75		/**
76		* Creates a Stream object using a byte array
77		* @param fileStore the bytes for the stream
78		*/
79		public PdfEFStream(byte[] fileStore) {
80		super(fileStore);
81		}
82
83		/**
84		* @see com.lowagie.text.pdf.PdfDictionary#toPdf(com.lowagie.text.pdf.PdfWriter, java.io.OutputStream)
85		*/
86		public void toPdf(PdfWriter writer, OutputStream os) throws IOException {
87	2 1. toPdf : negated conditional → NO_COVERAGE 2. toPdf : negated conditional → NO_COVERAGE	if (inputStream != null && compressed)
88	1 1. toPdf : removed call to com/lowagie/text/pdf/PdfEFStream::put → NO_COVERAGE	put(PdfName.FILTER, PdfName.FLATEDECODE);
89		PdfEncryption crypto = null;
90	1 1. toPdf : negated conditional → NO_COVERAGE	if (writer != null)
91		crypto = writer.getEncryption();
92	1 1. toPdf : negated conditional → NO_COVERAGE	if (crypto != null) {
93		PdfObject filter = get(PdfName.FILTER);
94	1 1. toPdf : negated conditional → NO_COVERAGE	if (filter != null) {
95	1 1. toPdf : negated conditional → NO_COVERAGE	if (PdfName.CRYPT.equals(filter))
96		crypto = null;
97	1 1. toPdf : negated conditional → NO_COVERAGE	else if (filter.isArray()) {
98		PdfArray a = (PdfArray)filter;
99	2 1. toPdf : negated conditional → NO_COVERAGE 2. toPdf : negated conditional → NO_COVERAGE	if (!a.isEmpty() && PdfName.CRYPT.equals(a.getPdfObject(0)))
100		crypto = null;
101		}
102		}
103		}
104	2 1. toPdf : negated conditional → NO_COVERAGE 2. toPdf : negated conditional → NO_COVERAGE	if (crypto != null && crypto.isEmbeddedFilesOnly()) {
105		PdfArray filter = new PdfArray();
106		PdfArray decodeparms = new PdfArray();
107		PdfDictionary crypt = new PdfDictionary();
108	1 1. toPdf : removed call to com/lowagie/text/pdf/PdfDictionary::put → NO_COVERAGE	crypt.put(PdfName.NAME, PdfName.STDCF);
109		filter.add(PdfName.CRYPT);
110		decodeparms.add(crypt);
111	1 1. toPdf : negated conditional → NO_COVERAGE	if (compressed) {
112		filter.add(PdfName.FLATEDECODE);
113		decodeparms.add(new PdfNull());
114		}
115	1 1. toPdf : removed call to com/lowagie/text/pdf/PdfEFStream::put → NO_COVERAGE	put(PdfName.FILTER, filter);
116	1 1. toPdf : removed call to com/lowagie/text/pdf/PdfEFStream::put → NO_COVERAGE	put(PdfName.DECODEPARMS, decodeparms);
117		}
118		PdfObject nn = get(PdfName.LENGTH);
119	3 1. toPdf : negated conditional → NO_COVERAGE 2. toPdf : negated conditional → NO_COVERAGE 3. toPdf : negated conditional → NO_COVERAGE	if (crypto != null && nn != null && nn.isNumber()) {
120		int sz = ((PdfNumber)nn).intValue();
121	1 1. toPdf : removed call to com/lowagie/text/pdf/PdfEFStream::put → NO_COVERAGE	put(PdfName.LENGTH, new PdfNumber(crypto.calculateStreamSize(sz)));
122	1 1. toPdf : removed call to com/lowagie/text/pdf/PdfEFStream::superToPdf → NO_COVERAGE	superToPdf(writer, os);
123	1 1. toPdf : removed call to com/lowagie/text/pdf/PdfEFStream::put → NO_COVERAGE	put(PdfName.LENGTH, nn);
124		}
125		else
126	1 1. toPdf : removed call to com/lowagie/text/pdf/PdfEFStream::superToPdf → NO_COVERAGE	superToPdf(writer, os);
127
128	1 1. toPdf : removed call to java/io/OutputStream::write → NO_COVERAGE	os.write(STARTSTREAM);
129	1 1. toPdf : negated conditional → NO_COVERAGE	if (inputStream != null) {
130		rawLength = 0;
131		DeflaterOutputStream def = null;
132		OutputStreamCounter osc = new OutputStreamCounter(os);
133		OutputStreamEncryption ose = null;
134		OutputStream fout = osc;
135	1 1. toPdf : negated conditional → NO_COVERAGE	if (crypto != null)
136		fout = ose = crypto.getEncryptionStream(fout);
137		Deflater deflater = null;
138	1 1. toPdf : negated conditional → NO_COVERAGE	if (compressed) {
139		deflater = new Deflater(compressionLevel);
140		fout = def = new DeflaterOutputStream(fout, deflater, 0x8000);
141		}
142
143		byte[] buf = new byte[4192];
144		while (true) {
145		int n = inputStream.read(buf);
146	2 1. toPdf : changed conditional boundary → NO_COVERAGE 2. toPdf : negated conditional → NO_COVERAGE	if (n <= 0)
147		break;
148	1 1. toPdf : removed call to java/io/OutputStream::write → NO_COVERAGE	fout.write(buf, 0, n);
149	1 1. toPdf : Replaced integer addition with subtraction → NO_COVERAGE	rawLength += n;
150		}
151	1 1. toPdf : negated conditional → NO_COVERAGE	if (def != null) {
152	1 1. toPdf : removed call to java/util/zip/DeflaterOutputStream::finish → NO_COVERAGE	def.finish();
153	1 1. toPdf : removed call to java/util/zip/Deflater::end → NO_COVERAGE	deflater.end();
154		}
155	1 1. toPdf : negated conditional → NO_COVERAGE	if (ose != null)
156	1 1. toPdf : removed call to com/lowagie/text/pdf/OutputStreamEncryption::finish → NO_COVERAGE	ose.finish();
157		inputStreamLength = osc.getCounter();
158		}
159		else {
160	1 1. toPdf : negated conditional → NO_COVERAGE	if (crypto == null) {
161	1 1. toPdf : negated conditional → NO_COVERAGE	if (streamBytes != null)
162	1 1. toPdf : removed call to java/io/ByteArrayOutputStream::writeTo → NO_COVERAGE	streamBytes.writeTo(os);
163		else
164	1 1. toPdf : removed call to java/io/OutputStream::write → NO_COVERAGE	os.write(bytes);
165		}
166		else {
167		byte[] b;
168	1 1. toPdf : negated conditional → NO_COVERAGE	if (streamBytes != null) {
169		b = crypto.encryptByteArray(streamBytes.toByteArray());
170		}
171		else {
172		b = crypto.encryptByteArray(bytes);
173		}
174	1 1. toPdf : removed call to java/io/OutputStream::write → NO_COVERAGE	os.write(b);
175		}
176		}
177	1 1. toPdf : removed call to java/io/OutputStream::write → NO_COVERAGE	os.write(ENDSTREAM);
178		}
179		}
		Mutations
87		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE 2.2 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
88		1.1 Location : toPdf Killed by : none removed call to com/lowagie/text/pdf/PdfEFStream::put → NO_COVERAGE
90		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
92		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
94		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
95		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
97		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
99		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE 2.2 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
104		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE 2.2 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
108		1.1 Location : toPdf Killed by : none removed call to com/lowagie/text/pdf/PdfDictionary::put → NO_COVERAGE
111		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
115		1.1 Location : toPdf Killed by : none removed call to com/lowagie/text/pdf/PdfEFStream::put → NO_COVERAGE
116		1.1 Location : toPdf Killed by : none removed call to com/lowagie/text/pdf/PdfEFStream::put → NO_COVERAGE
119		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE 2.2 Location : toPdf Killed by : none negated conditional → NO_COVERAGE 3.3 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
121		1.1 Location : toPdf Killed by : none removed call to com/lowagie/text/pdf/PdfEFStream::put → NO_COVERAGE
122		1.1 Location : toPdf Killed by : none removed call to com/lowagie/text/pdf/PdfEFStream::superToPdf → NO_COVERAGE
123		1.1 Location : toPdf Killed by : none removed call to com/lowagie/text/pdf/PdfEFStream::put → NO_COVERAGE
126		1.1 Location : toPdf Killed by : none removed call to com/lowagie/text/pdf/PdfEFStream::superToPdf → NO_COVERAGE
128		1.1 Location : toPdf Killed by : none removed call to java/io/OutputStream::write → NO_COVERAGE
129		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
135		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
138		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
146		1.1 Location : toPdf Killed by : none changed conditional boundary → NO_COVERAGE 2.2 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
148		1.1 Location : toPdf Killed by : none removed call to java/io/OutputStream::write → NO_COVERAGE
149		1.1 Location : toPdf Killed by : none Replaced integer addition with subtraction → NO_COVERAGE
151		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
152		1.1 Location : toPdf Killed by : none removed call to java/util/zip/DeflaterOutputStream::finish → NO_COVERAGE
153		1.1 Location : toPdf Killed by : none removed call to java/util/zip/Deflater::end → NO_COVERAGE
155		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
156		1.1 Location : toPdf Killed by : none removed call to com/lowagie/text/pdf/OutputStreamEncryption::finish → NO_COVERAGE
160		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
161		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
162		1.1 Location : toPdf Killed by : none removed call to java/io/ByteArrayOutputStream::writeTo → NO_COVERAGE
164		1.1 Location : toPdf Killed by : none removed call to java/io/OutputStream::write → NO_COVERAGE
168		1.1 Location : toPdf Killed by : none negated conditional → NO_COVERAGE
174		1.1 Location : toPdf Killed by : none removed call to java/io/OutputStream::write → NO_COVERAGE
177		1.1 Location : toPdf Killed by : none removed call to java/io/OutputStream::write → NO_COVERAGE

PdfEFStream.java

Mutations

Active mutators

Tests examined