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45 package org.eclipse.jgit.pgm;
46
47 import java.util.ArrayList;
48 import java.util.List;
49
50 import org.eclipse.jgit.lib.FileMode;
51 import org.eclipse.jgit.pgm.opt.PathTreeFilterHandler;
52 import org.eclipse.jgit.treewalk.AbstractTreeIterator;
53 import org.eclipse.jgit.treewalk.TreeWalk;
54 import org.eclipse.jgit.treewalk.filter.AndTreeFilter;
55 import org.eclipse.jgit.treewalk.filter.TreeFilter;
56 import org.kohsuke.args4j.Argument;
57 import org.kohsuke.args4j.Option;
58
59 @Command(usage = "usage_ShowDiffTree")
60 class DiffTree extends TextBuiltin {
61 @Option(name = "--recursive", usage = "usage_recurseIntoSubtrees", aliases = { "-r" })
62 private boolean recursive;
63
64 @Argument(index = 0, metaVar = "metaVar_treeish", required = true)
65 void tree_0(final AbstractTreeIterator c) {
66 trees.add(c);
67 }
68
69 @Argument(index = 1, metaVar = "metaVar_treeish", required = true)
70 private final List<AbstractTreeIterator> trees = new ArrayList<>();
71
72 @Option(name = "--", metaVar = "metaVar_path", multiValued = true, handler = PathTreeFilterHandler.class)
73 private TreeFilter pathFilter = TreeFilter.ALL;
74
75 @Override
76 protected void run() throws Exception {
77 try (final TreeWalk walk = new TreeWalk(db)) {
78 walk.setRecursive(recursive);
79 for (final AbstractTreeIterator i : trees)
80 walk.addTree(i);
81 walk.setFilter(AndTreeFilter.create(TreeFilter.ANY_DIFF, pathFilter));
82
83 final int nTree = walk.getTreeCount();
84 while (walk.next()) {
85 for (int i = 1; i < nTree; i++)
86 outw.print(':');
87 for (int i = 0; i < nTree; i++) {
88 final FileMode m = walk.getFileMode(i);
89 final String s = m.toString();
90 for (int pad = 6 - s.length(); pad > 0; pad--)
91 outw.print('0');
92 outw.print(s);
93 outw.print(' ');
94 }
95
96 for (int i = 0; i < nTree; i++) {
97 outw.print(walk.getObjectId(i).name());
98 outw.print(' ');
99 }
100
101 char chg = 'M';
102 if (nTree == 2) {
103 final int m0 = walk.getRawMode(0);
104 final int m1 = walk.getRawMode(1);
105 if (m0 == 0 && m1 != 0)
106 chg = 'A';
107 else if (m0 != 0 && m1 == 0)
108 chg = 'D';
109 else if (m0 != m1 && walk.idEqual(0, 1))
110 chg = 'T';
111 }
112 outw.print(chg);
113
114 outw.print('\t');
115 outw.print(walk.getPathString());
116 outw.println();
117 }
118 }
119 }
120 }