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/*
* Copyright (C) 2008, Jonas Fonseca <fonseca@diku.dk>
* Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
* 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.pgm;
import java.util.ArrayList;
import java.util.List;
import org.kohsuke.args4j.Argument;
import org.kohsuke.args4j.Option;
import org.eclipse.jgit.lib.FileMode;
import org.eclipse.jgit.pgm.opt.PathTreeFilterHandler;
import org.eclipse.jgit.treewalk.AbstractTreeIterator;
import org.eclipse.jgit.treewalk.TreeWalk;
import org.eclipse.jgit.treewalk.filter.AndTreeFilter;
import org.eclipse.jgit.treewalk.filter.TreeFilter;
@Command(usage = "usage_ShowDiffTree")
class DiffTree extends TextBuiltin {
@Option(name = "--recursive", usage = "usage_recurseIntoSubtrees", aliases = { "-r" })
private boolean recursive;
@Argument(index = 0, metaVar = "metaVar_treeish", required = true)
void tree_0(final AbstractTreeIterator c) {
trees.add(c);
}
@Argument(index = 1, metaVar = "metaVar_treeish", required = true)
private final List<AbstractTreeIterator> trees = new ArrayList<AbstractTreeIterator>();
@Option(name = "--", metaVar = "metaVar_path", multiValued = true, handler = PathTreeFilterHandler.class)
private TreeFilter pathFilter = TreeFilter.ALL;
@Override
protected void run() throws Exception {
try (final TreeWalk walk = new TreeWalk(db)) {
walk.setRecursive(recursive);
for (final AbstractTreeIterator i : trees)
walk.addTree(i);
walk.setFilter(AndTreeFilter.create(TreeFilter.ANY_DIFF, pathFilter));
final int nTree = walk.getTreeCount();
while (walk.next()) {
for (int i = 1; i < nTree; i++)
outw.print(':');
for (int i = 0; i < nTree; i++) {
final FileMode m = walk.getFileMode(i);
final String s = m.toString();
for (int pad = 6 - s.length(); pad > 0; pad--)
outw.print('0');
outw.print(s);
outw.print(' ');
}
for (int i = 0; i < nTree; i++) {
outw.print(walk.getObjectId(i).name());
outw.print(' ');
}
char chg = 'M';
if (nTree == 2) {
final int m0 = walk.getRawMode(0);
final int m1 = walk.getRawMode(1);
if (m0 == 0 && m1 != 0)
chg = 'A';
else if (m0 != 0 && m1 == 0)
chg = 'D';
else if (m0 != m1 && walk.idEqual(0, 1))
chg = 'T';
}
outw.print(chg);
outw.print('\t');
outw.print(walk.getPathString());
outw.println();
}
}
}
}
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