org.eclipse.jgit.transport.UploadPackLoggerChain Maven / Gradle / Ivy
/*
* Copyright (C) 2011, Google Inc.
* and other copyright owners as documented in the project's IP log.
*
* This program and the accompanying materials are made available
* under the terms of the Eclipse Distribution License v1.0 which
* accompanies this distribution, is reproduced below, and is
* available at http://www.eclipse.org/org/documents/edl-v10.php
*
* 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 Eclipse Foundation, Inc. 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.eclipse.jgit.transport;
import java.util.List;
import org.eclipse.jgit.storage.pack.PackWriter;
/**
* {@link UploadPackLogger} that delegates to a list of other loggers.
*
* loggers are run in the order passed to the constructor.
*/
public class UploadPackLoggerChain implements UploadPackLogger {
private final UploadPackLogger[] loggers;
private final int count;
/**
* Create a new logger chaining the given loggers together.
*
* @param loggers
* loggers to execute, in order.
* @return a new logger chain of the given loggers.
*/
public static UploadPackLogger newChain(
List loggers) {
UploadPackLogger[] newLoggers = new UploadPackLogger[loggers.size()];
int i = 0;
for (UploadPackLogger logger : loggers)
if (logger != UploadPackLogger.NULL)
newLoggers[i++] = logger;
if (i == 0)
return UploadPackLogger.NULL;
else if (i == 1)
return newLoggers[0];
else
return new UploadPackLoggerChain(newLoggers, i);
}
public void onPackStatistics(PackWriter.Statistics stats) {
for (int i = 0; i < count; i++)
loggers[i].onPackStatistics(stats);
}
private UploadPackLoggerChain(UploadPackLogger[] loggers, int count) {
this.loggers = loggers;
this.count = count;
}
}