Mercurial > jhg

annotate cmdline/org/tmatesoft/hg/console/Cat.java @ 702:992fa84e7885

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Reference ssh-dependant class by the fq name to avoid runtime dependency from the ssh library
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Thu, 08 Aug 2013 21:32:22 +0200
parents 45dc79e545f5
children
rev   line source
17
571e1b2cc3f7 Query file for its parents. Demo of recently added ignore and digest support from within cat cmd
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 5
diff changeset
1 /*
72
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
2 * Copyright (c) 2010-2011 TMate Software Ltd
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
3 *
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
4 * This program is free software; you can redistribute it and/or modify
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
5 * it under the terms of the GNU General Public License as published by
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
6 * the Free Software Foundation; version 2 of the License.
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
7 *
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
8 * This program is distributed in the hope that it will be useful,
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
11 * GNU General Public License for more details.
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
12 *
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
13 * For information on how to redistribute this software under
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
14 * the terms of a license other than GNU General Public License
102
a3a2e5deb320 Updated contact address to support@hg4j.com
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 96
diff changeset
15 * contact TMate Software at support@hg4j.com
1
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
16 */
72
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
17 package org.tmatesoft.hg.console;
1
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
18
143
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
19 import static org.tmatesoft.hg.repo.HgRepository.TIP;
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
20
150
6b55f10ef54b Unused variables removed.
Alexander Kitaev <kitaev@gmail.com>
parents: 143
diff changeset
21 import java.io.IOException;
143
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
22 import java.io.OutputStream;
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
23 import java.nio.ByteBuffer;
299
45dc79e545f5 Recognize flag options (options with no arguments) in command line sample apps
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
24 import java.util.Collections;
143
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
25
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 72
diff changeset
26 import org.tmatesoft.hg.repo.HgDataFile;
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 72
diff changeset
27 import org.tmatesoft.hg.repo.HgRepository;
143
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
28 import org.tmatesoft.hg.util.ByteChannel;
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 72
diff changeset
29
1
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
30
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
31 /**
72
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
32 * @author Artem Tikhomirov
9a03a80a0f2f Command-line frontend moved to separate source root with new package statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 59
diff changeset
33 * @author TMate Software Ltd.
1
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
34 */
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
35 public class Cat {
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
36
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
37 public static void main(String[] args) throws Exception {
299
45dc79e545f5 Recognize flag options (options with no arguments) in command line sample apps
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
38 Options cmdLineOpts = Options.parse(args, Collections.<String>emptySet());
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 72
diff changeset
39 HgRepository hgRepo = cmdLineOpts.findRepository();
1
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
40 if (hgRepo.isInvalid()) {
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
41 System.err.printf("Can't find repository in: %s\n", hgRepo.getLocation());
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
42 return;
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
43 }
143
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
44 int rev = cmdLineOpts.getSingleInt(TIP, "-r", "--rev");
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
45 OutputStreamChannel out = new OutputStreamChannel(System.out);
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
46 for (String fname : cmdLineOpts.getList("")) {
5
fc265ddeab26 File content and non-effective, although working, patch application
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 3
diff changeset
47 System.out.println(fname);
fc265ddeab26 File content and non-effective, although working, patch application
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 3
diff changeset
48 HgDataFile fn = hgRepo.getFileNode(fname);
fc265ddeab26 File content and non-effective, although working, patch application
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 3
diff changeset
49 if (fn.exists()) {
157
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 150
diff changeset
50 fn.contentWithFilters(rev, out);
143
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
51 System.out.println();
5
fc265ddeab26 File content and non-effective, although working, patch application
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 3
diff changeset
52 } else {
143
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
53 System.out.printf("%s not found!\n", fname);
5
fc265ddeab26 File content and non-effective, although working, patch application
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 3
diff changeset
54 }
fc265ddeab26 File content and non-effective, although working, patch application
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 3
diff changeset
55 }
1
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
56 }
143
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
57
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
58 private static class OutputStreamChannel implements ByteChannel {
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
59
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
60 private final OutputStream stream;
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
61
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
62 public OutputStreamChannel(OutputStream out) {
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
63 stream = out;
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
64 }
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
65
150
6b55f10ef54b Unused variables removed.
Alexander Kitaev <kitaev@gmail.com>
parents: 143
diff changeset
66 public int write(ByteBuffer buffer) throws IOException {
143
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
67 int count = buffer.remaining();
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
68 while(buffer.hasRemaining()) {
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
69 stream.write(buffer.get());
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
70 }
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
71 return count;
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
72 }
b9700740553a Command line tools parse and respect most of command-line arguments
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
73 }
1
a3576694a4d1 Repository detection from local/specified directory
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
74 }