1 /*
2 * Copyright (C) 2011, Google Inc.
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.transport;
45
46 import java.util.List;
47
48 import org.eclipse.jgit.internal.storage.pack.PackWriter;
49
50 /**
51 * UploadPackLogger that delegates to a list of other loggers.
52 * <p>
53 * loggers are run in the order passed to the constructor.
54 *
55 * @deprecated Use {@link org.eclipse.jgit.transport.PostUploadHookChain}
56 * instead.
57 */
58 @Deprecated
59 public class UploadPackLoggerChain implements UploadPackLogger {
60 private final UploadPackLogger[] loggers;
61 private final int count;
62
63 /**
64 * Create a new logger chaining the given loggers together.
65 *
66 * @param loggers
67 * loggers to execute, in order.
68 * @return a new logger chain of the given loggers.
69 */
70 public static UploadPackLogger newChain(
71 List<? extends UploadPackLogger> loggers) {
72 UploadPackLogger[] newLoggers = new UploadPackLogger[loggers.size()];
73 int i = 0;
74 for (UploadPackLogger logger : loggers)
75 if (logger != UploadPackLogger.NULL)
76 newLoggers[i++] = logger;
77 if (i == 0)
78 return UploadPackLogger.NULL;
79 else if (i == 1)
80 return newLoggers[0];
81 else
82 return new UploadPackLoggerChain(newLoggers, i);
83 }
84
85 /** {@inheritDoc} */
86 @Override
87 public void onPackStatistics(PackWriter.Statistics stats) {
88 for (int i = 0; i < count; i++)
89 loggers[i].onPackStatistics(stats);
90 }
91
92 private UploadPackLoggerChain(UploadPackLogger[] loggers, int count) {
93 this.loggers = loggers;
94 this.count = count;
95 }
96 }