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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 List<AbstractTreeIterator> trees = new ArrayList<>();
71
72 @Option(name = "--", metaVar = "metaVar_path", handler = PathTreeFilterHandler.class)
73 private TreeFilter pathFilter = TreeFilter.ALL;
74
75
76 @Override
77 protected void run() throws Exception {
78 try (TreeWalk walk = new TreeWalk(db)) {
79 walk.setRecursive(recursive);
80 for (AbstractTreeIterator i : trees)
81 walk.addTree(i);
82 walk.setFilter(AndTreeFilter.create(TreeFilter.ANY_DIFF, pathFilter));
83
84 final int nTree = walk.getTreeCount();
85 while (walk.next()) {
86 for (int i = 1; i < nTree; i++)
87 outw.print(':');
88 for (int i = 0; i < nTree; i++) {
89 final FileMode m = walk.getFileMode(i);
90 final String s = m.toString();
91 for (int pad = 6 - s.length(); pad > 0; pad--)
92 outw.print('0');
93 outw.print(s);
94 outw.print(' ');
95 }
96
97 for (int i = 0; i < nTree; i++) {
98 outw.print(walk.getObjectId(i).name());
99 outw.print(' ');
100 }
101
102 char chg = 'M';
103 if (nTree == 2) {
104 final int m0 = walk.getRawMode(0);
105 final int m1 = walk.getRawMode(1);
106 if (m0 == 0 && m1 != 0)
107 chg = 'A';
108 else if (m0 != 0 && m1 == 0)
109 chg = 'D';
110 else if (m0 != m1 && walk.idEqual(0, 1))
111 chg = 'T';
112 }
113 outw.print(chg);
114
115 outw.print('\t');
116 outw.print(walk.getPathString());
117 outw.println();
118 }
119 }
120 }
121 }