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1   /*
2    * Copyright (C) 2015, David Ostrovsky <david@ostrovsky.org>
3    * and other copyright owners as documented in the project's IP log.
4    *
5    * This program and the accompanying materials are made available
6    * under the terms of the Eclipse Distribution License v1.0 which
7    * accompanies this distribution, is reproduced below, and is
8    * available at http://www.eclipse.org/org/documents/edl-v10.php
9    *
10   * All rights reserved.
11   *
12   * Redistribution and use in source and binary forms, with or
13   * without modification, are permitted provided that the following
14   * conditions are met:
15   *
16   * - Redistributions of source code must retain the above copyright
17   *   notice, this list of conditions and the following disclaimer.
18   *
19   * - Redistributions in binary form must reproduce the above
20   *   copyright notice, this list of conditions and the following
21   *   disclaimer in the documentation and/or other materials provided
22   *   with the distribution.
23   *
24   * - Neither the name of the Eclipse Foundation, Inc. nor the
25   *   names of its contributors may be used to endorse or promote
26   *   products derived from this software without specific prior
27   *   written permission.
28   *
29   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
30   * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
31   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
32   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
34   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
35   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
36   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
37   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
38   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
40   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
41   * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42   */
43  
44  package org.eclipse.jgit.archive;
45  
46  import java.beans.Statement;
47  import java.io.IOException;
48  import java.text.MessageFormat;
49  import java.util.Map;
50  
51  import org.apache.commons.compress.archivers.ArchiveOutputStream;
52  import org.eclipse.jgit.archive.internal.ArchiveText;
53  import org.eclipse.jgit.util.StringUtils;
54  
55  /**
56   * Base format class
57   *
58   * @since 4.0
59   */
60  public class BaseFormat {
61  
62  	/**
63  	 * Apply options to archive output stream
64  	 *
65  	 * @param s
66  	 *            stream to apply options to
67  	 * @param o
68  	 *            options map
69  	 * @return stream with option applied
70  	 * @throws IOException
71  	 */
72  	protected ArchiveOutputStream applyFormatOptions(ArchiveOutputStream s,
73  			Map<String, Object> o) throws IOException {
74  		for (Map.Entry<String, Object> p : o.entrySet()) {
75  			try {
76  				new Statement(s, "set" + StringUtils.capitalize(p.getKey()), //$NON-NLS-1$
77  						new Object[] { p.getValue() }).execute();
78  			} catch (Exception e) {
79  				throw new IOException(MessageFormat.format(
80  						ArchiveText.get().cannotSetOption, p.getKey()), e);
81  			}
82  		}
83  		return s;
84  	}
85  }