xref: /JGit/org.eclipse.jgit.pgm/src/org/eclipse/jgit/pgm/Reset.java (revision 5c5f7c6b146b24f2bd4afae1902df85ad6e57ea3)
1 /*
2  * Copyright (C) 2011, Chris Aniszczyk <caniszczyk@gmail.com> and others
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the Eclipse Distribution License v. 1.0 which is available at
6  * https://www.eclipse.org/org/documents/edl-v10.php.
7  *
8  * SPDX-License-Identifier: BSD-3-Clause
9  */
10 
11 package org.eclipse.jgit.pgm;
12 
13 import java.util.ArrayList;
14 import java.util.List;
15 
16 import org.eclipse.jgit.api.Git;
17 import org.eclipse.jgit.api.ResetCommand;
18 import org.eclipse.jgit.api.ResetCommand.ResetType;
19 import org.eclipse.jgit.api.errors.GitAPIException;
20 import org.eclipse.jgit.pgm.internal.CLIText;
21 import org.kohsuke.args4j.Argument;
22 import org.kohsuke.args4j.Option;
23 import org.kohsuke.args4j.spi.RestOfArgumentsHandler;
24 
25 @Command(common = true, usage = "usage_reset")
26 class Reset extends TextBuiltin {
27 
28 	@Option(name = "--soft", usage = "usage_resetSoft")
29 	private boolean soft = false;
30 
31 	@Option(name = "--mixed", usage = "usage_resetMixed")
32 	private boolean mixed = false;
33 
34 	@Option(name = "--hard", usage = "usage_resetHard")
35 	private boolean hard = false;
36 
37 	@Argument(required = false, index = 0, metaVar = "metaVar_commitish", usage = "usage_resetReference")
38 	private String commit;
39 
40 	@Argument(required = false, index = 1, metaVar = "metaVar_paths")
41 	@Option(name = "--", metaVar = "metaVar_paths", handler = RestOfArgumentsHandler.class)
42 	private List<String> paths = new ArrayList<>();
43 
44 	/** {@inheritDoc} */
45 	@Override
run()46 	protected void run() {
47 		try (Git git = new Git(db)) {
48 			ResetCommand command = git.reset();
49 			command.setRef(commit);
50 			if (!paths.isEmpty()) {
51 				for (String path : paths) {
52 					command.addPath(path);
53 				}
54 			} else {
55 				ResetType mode = null;
56 				if (soft) {
57 					mode = selectMode(mode, ResetType.SOFT);
58 				}
59 				if (mixed) {
60 					mode = selectMode(mode, ResetType.MIXED);
61 				}
62 				if (hard) {
63 					mode = selectMode(mode, ResetType.HARD);
64 				}
65 				if (mode == null) {
66 					throw die(CLIText.get().resetNoMode);
67 				}
68 				command.setMode(mode);
69 			}
70 			command.call();
71 		} catch (GitAPIException e) {
72 			throw die(e.getMessage(), e);
73 		}
74 	}
75 
selectMode(ResetType mode, ResetType want)76 	private static ResetType selectMode(ResetType mode, ResetType want) {
77 		if (mode != null)
78 			throw die("reset modes are mutually exclusive, select one"); //$NON-NLS-1$
79 		return want;
80 	}
81 }
82