hg4j: src/org/tmatesoft/hg/core/HgCatCommand.java annotate

annotate src/org/tmatesoft/hg/core/HgCatCommand.java @ 711:a62079bc422b

Keyword filtering that doesn't depend on input buffer size and the way input lines got split between filter() calls. KewordFilter got state to keep processed suspicious ...$ lines

author	Artem Tikhomirov <tikhomirov.artem@gmail.com>
date	Fri, 11 Oct 2013 21:35:41 +0200
parents	b286222158be
children

rev	line source
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	1 /*
565 78a9e26e670d Refactor common code to initialize changelog revision for a command into standalone class Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 427 diff changeset	2 * Copyright (c) 2011-2013 TMate Software Ltd
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	3 *
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	4 * This program is free software; you can redistribute it and/or modify
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	5 * it under the terms of the GNU General Public License as published by
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	6 * the Free Software Foundation; version 2 of the License.
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	7 *
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	8 * This program is distributed in the hope that it will be useful,
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	11 * GNU General Public License for more details.
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	12 *
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	13 * For information on how to redistribute this software under
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	14 * the terms of a license other than GNU General Public License
130 7567f4a42fe5 Correct contact address Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 121 diff changeset	15 * contact TMate Software at support@hg4j.com
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	16 */
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	17 package org.tmatesoft.hg.core;
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	18
367 2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 356 diff changeset	19 import static org.tmatesoft.hg.repo.HgInternals.wrongRevisionIndex;
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	20 import static org.tmatesoft.hg.repo.HgRepository.BAD_REVISION;
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	21 import static org.tmatesoft.hg.repo.HgRepository.TIP;
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	22
322 d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	23 import java.io.IOException;
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	24 import java.nio.ByteBuffer;
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	25
683 98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	26 import org.tmatesoft.hg.internal.CsetParamKeeper;
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	27 import org.tmatesoft.hg.repo.HgDataFile;
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	28 import org.tmatesoft.hg.repo.HgRepository;
427 31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	29 import org.tmatesoft.hg.repo.HgRuntimeException;
322 d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	30 import org.tmatesoft.hg.util.Adaptable;
115 c0cc2535462c Introduced channels to pipeline (and easily filter) data streams Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 107 diff changeset	31 import org.tmatesoft.hg.util.ByteChannel;
322 d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	32 import org.tmatesoft.hg.util.CancelSupport;
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	33 import org.tmatesoft.hg.util.CancelledException;
690 b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	34 import org.tmatesoft.hg.util.Outcome;
133 4a948ec83980 core.Path to util.Path as it's not Hg repo dependant Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 131 diff changeset	35 import org.tmatesoft.hg.util.Path;
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	36
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	37 /**
131 aa1629f36482 Renamed .core classes to start with Hg prefix Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 130 diff changeset	38 * Command to obtain content of a file, 'hg cat' counterpart.
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	39 *
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	40 * @author Artem Tikhomirov
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	41 * @author TMate Software Ltd.
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	42 */
215 41a778e3fd31 Issue 5: Facilities for progress and cancellation. More specific exceptions. Exceptions from callbacks as RuntimeException Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	43 public class HgCatCommand extends HgAbstractCommand<HgCatCommand> {
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	44
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	45 private final HgRepository repo;
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	46 private Path file;
367 2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 356 diff changeset	47 private int revisionIndex = TIP;
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	48 private Nodeid revision;
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	49 private Nodeid cset;
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	50
131 aa1629f36482 Renamed .core classes to start with Hg prefix Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 130 diff changeset	51 public HgCatCommand(HgRepository hgRepo) {
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	52 repo = hgRepo;
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	53 }
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	54
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	55 /**
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	56 * File to read, required parameter
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	57 * @param fname path to a repository file, can't be <code>null</code>
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	58 * @return <code>this</code> for convenience
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	59 * @throws IllegalArgumentException if supplied fname is null or points to directory
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	60 */
131 aa1629f36482 Renamed .core classes to start with Hg prefix Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 130 diff changeset	61 public HgCatCommand file(Path fname) {
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	62 if (fname == null \|\| fname.isDirectory()) {
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	63 throw new IllegalArgumentException(String.valueOf(fname));
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	64 }
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	65 file = fname;
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	66 return this;
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	67 }
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	68
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	69 /**
368 8107b95f4280 Update Javadoc with 'revision index' Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 367 diff changeset	70 * Select specific revision of the file to cat with revision local index. Note, revision numbering is of particular file, not that of
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	71 * repository (i.e. revision 0 means initial content of the file, irrespective of changeset revision at the time of commit)
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	72 *
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	73 * Invocation of this method clears revision set with {@link #revision(Nodeid)} or {@link #revision(int)} earlier.
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	74 *
368 8107b95f4280 Update Javadoc with 'revision index' Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 367 diff changeset	75 * @param fileRevisionIndex - revision local index, non-negative, or one of predefined constants. Note, use of {@link HgRepository#BAD_REVISION},
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	76 * although possible, makes little sense (command would fail if executed).
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	77 * @return <code>this</code> for convenience
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	78 */
683 98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	79 public HgCatCommand revision(int fileRevisionIndex) { // TODO [2.0 API break] shall throw HgBadArgumentException, like other commands do
367 2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 356 diff changeset	80 if (wrongRevisionIndex(fileRevisionIndex)) {
2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 356 diff changeset	81 throw new IllegalArgumentException(String.valueOf(fileRevisionIndex));
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	82 }
367 2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 356 diff changeset	83 revisionIndex = fileRevisionIndex;
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	84 revision = null;
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	85 cset = null;
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	86 return this;
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	87 }
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	88
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	89 /**
367 2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 356 diff changeset	90 * Select file revision to read. Note, this revision is file revision (i.e. the one from manifest), not the changeset revision.
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	91 *
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	92 * Invocation of this method clears revision set with {@link #revision(int)} or {@link #revision(Nodeid)} earlier.
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	93 *
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	94 * @param nodeid - unique file revision identifier, Note, use of <code>null</code> or {@link Nodeid#NULL} is senseless
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	95 * @return <code>this</code> for convenience
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	96 */
131 aa1629f36482 Renamed .core classes to start with Hg prefix Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 130 diff changeset	97 public HgCatCommand revision(Nodeid nodeid) {
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	98 if (nodeid != null && nodeid.isNull()) {
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	99 nodeid = null;
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	100 }
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	101 revision = nodeid;
367 2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 356 diff changeset	102 revisionIndex = BAD_REVISION;
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	103 cset = null;
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	104 return this;
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	105 }
248 3fbfce107f94 Issue 8: Means to find out information about given file at specific changeset. Inner ManifestRevisionInspector got promoted to ManifestRevision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 237 diff changeset	106
3fbfce107f94 Issue 8: Means to find out information about given file at specific changeset. Inner ManifestRevisionInspector got promoted to ManifestRevision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 237 diff changeset	107 /**
3fbfce107f94 Issue 8: Means to find out information about given file at specific changeset. Inner ManifestRevisionInspector got promoted to ManifestRevision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 237 diff changeset	108 * Parameterize the command from file revision object.
3fbfce107f94 Issue 8: Means to find out information about given file at specific changeset. Inner ManifestRevisionInspector got promoted to ManifestRevision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 237 diff changeset	109 *
3fbfce107f94 Issue 8: Means to find out information about given file at specific changeset. Inner ManifestRevisionInspector got promoted to ManifestRevision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 237 diff changeset	110 * @param fileRev file revision to cat
3fbfce107f94 Issue 8: Means to find out information about given file at specific changeset. Inner ManifestRevisionInspector got promoted to ManifestRevision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 237 diff changeset	111 * @return <code>this</code> for convenience
3fbfce107f94 Issue 8: Means to find out information about given file at specific changeset. Inner ManifestRevisionInspector got promoted to ManifestRevision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 237 diff changeset	112 */
3fbfce107f94 Issue 8: Means to find out information about given file at specific changeset. Inner ManifestRevisionInspector got promoted to ManifestRevision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 237 diff changeset	113 public HgCatCommand revision(HgFileRevision fileRev) {
3fbfce107f94 Issue 8: Means to find out information about given file at specific changeset. Inner ManifestRevisionInspector got promoted to ManifestRevision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 237 diff changeset	114 return file(fileRev.getPath()).revision(fileRev.getRevision());
3fbfce107f94 Issue 8: Means to find out information about given file at specific changeset. Inner ManifestRevisionInspector got promoted to ManifestRevision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 237 diff changeset	115 }
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	116
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	117 /**
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	118 * Select whatever revision of the file that was actual at the time of the specified changeset. Unlike {@link #revision(int)} or {@link #revision(Nodeid)}, this method
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	119 * operates in terms of repository global revisions (aka changesets).
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	120 *
368 8107b95f4280 Update Javadoc with 'revision index' Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 367 diff changeset	121 * Invocation of this method clears selection of a file revision with its index.
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	122 *
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	123 * @param nodeid changeset revision
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	124 * @return <code>this</code> for convenience
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	125 */
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	126 public HgCatCommand changeset(Nodeid nodeid) {
367 2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 356 diff changeset	127 revisionIndex = BAD_REVISION;
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	128 revision = null;
b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	129 cset = nodeid;
565 78a9e26e670d Refactor common code to initialize changelog revision for a command into standalone class Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 427 diff changeset	130 // TODO [2.0 API break] shall use CsetParamKeeper instead, but Exception thrown would break the API
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	131 return this;
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	132 }
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	133
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	134 /**
683 98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	135 * Select file by changeset
98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	136 * @see #changeset(Nodeid)
98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	137 * @param revisionIndex index of changelog revision
98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	138 * @return <code>this</code> for convenience
98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	139 * @throws HgBadArgumentException if failed to find supplied changeset revision
98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	140 */
98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	141 public HgCatCommand changeset(int revisionIndex) throws HgBadArgumentException {
98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	142 int ri = new CsetParamKeeper(repo).set(revisionIndex).get();
98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	143 return changeset(repo.getChangelog().getRevision(ri));
98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	144 }
98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	145
98ff1fb49abe Update commands to use changeset Nodeid and int in uniform way, clients of core.* classes shall not go back and forth from int to Nodeid Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 565 diff changeset	146 /**
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	147 * Runs the command with current set of parameters and pipes data to provided sink.
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	148 *
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	149 * @param sink output channel to write data to.
396 0ae53c32ecef Straighten out exceptions thrown when file access failed - three is too much Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 368 diff changeset	150 *
0ae53c32ecef Straighten out exceptions thrown when file access failed - three is too much Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 368 diff changeset	151 * @throws HgBadArgumentException if no target file node found
427 31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	152 * @throws HgException subclass thereof to indicate specific issue with the command arguments or repository state
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	153 * @throws CancelledException if execution of the command was cancelled
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	154 * @throws IllegalArgumentException when command arguments are incomplete or wrong
1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	155 */
396 0ae53c32ecef Straighten out exceptions thrown when file access failed - three is too much Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 368 diff changeset	156 public void execute(ByteChannel sink) throws HgException, CancelledException {
0ae53c32ecef Straighten out exceptions thrown when file access failed - three is too much Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 368 diff changeset	157 // XXX perhaps, IAE together with HgBadArgumentException is not the best idea
367 2fadf8695f8a Use 'revision index' instead of the vague 'local revision number' concept in the API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 356 diff changeset	158 if (revisionIndex == BAD_REVISION && revision == null && cset == null) {
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	159 throw new IllegalArgumentException("File revision, corresponing local number, or a changset nodeid shall be specified");
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	160 }
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	161 if (file == null) {
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	162 throw new IllegalArgumentException("Name of the file is missing");
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	163 }
115 c0cc2535462c Introduced channels to pipeline (and easily filter) data streams Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 107 diff changeset	164 if (sink == null) {
148 1a7a9a20e1f9 Exceptions, javadoc. Initial cancel and progress support Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 133 diff changeset	165 throw new IllegalArgumentException("Need an output channel");
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	166 }
427 31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	167 try {
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	168 HgDataFile dataFile = repo.getFileNode(file);
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	169 if (!dataFile.exists()) {
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	170 // TODO may benefit from repo.getStoragePath to print revlog location in addition to human-friendly file path
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	171 throw new HgPathNotFoundException(String.format("File %s not found in the repository", file), file);
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	172 }
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	173 int revToExtract;
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	174 if (cset != null) {
690 b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	175 // TODO HgChangesetFileSneaker is handy, but bit too much here, shall extract follow rename code into separate utility
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	176 HgChangesetFileSneaker fsneaker = new HgChangesetFileSneaker(repo);
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	177 fsneaker.changeset(cset).followRenames(true);
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	178 Outcome o = fsneaker.check(file);
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	179 if (!o.isOk()) {
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	180 if (o.getException() instanceof HgRuntimeException) {
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	181 throw new HgLibraryFailureException(o.getMessage(), (HgRuntimeException) o.getException());
427 31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	182 }
690 b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	183 throw new HgBadArgumentException(o.getMessage(), o.getException()).setFileName(file).setRevision(cset);
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	184 }
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	185 if (!fsneaker.exists()) {
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	186 throw new HgPathNotFoundException(o.getMessage(), file).setRevision(cset);
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	187 }
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	188 Nodeid toExtract = fsneaker.revision();
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	189 if (fsneaker.hasAnotherName()) {
b286222158be Fix file.isCopy() use for status and cat commands Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 683 diff changeset	190 dataFile = repo.getFileNode(fsneaker.filename());
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	191 }
427 31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	192 revToExtract = dataFile.getRevisionIndex(toExtract);
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	193 } else if (revision != null) {
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	194 revToExtract = dataFile.getRevisionIndex(revision);
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	195 } else {
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	196 revToExtract = revisionIndex;
232 b7347daa50e3 Allow to cat a file with changeset revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 215 diff changeset	197 }
427 31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	198 ByteChannel sinkWrap;
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	199 if (getCancelSupport(null, false) == null) {
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	200 // no command-specific cancel helper, no need for extra proxy
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	201 // sink itself still may supply CS
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	202 sinkWrap = sink;
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	203 } else {
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	204 // try CS from sink, if any. at least there is CS from command
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	205 CancelSupport cancelHelper = getCancelSupport(sink, true);
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	206 cancelHelper.checkCancelled();
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	207 sinkWrap = new ByteChannelProxy(sink, cancelHelper);
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	208 }
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	209 dataFile.contentWithFilters(revToExtract, sinkWrap);
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	210 } catch (HgRuntimeException ex) {
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	211 throw new HgLibraryFailureException(ex);
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	212 }
322 d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	213 }
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	214
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	215 private static class ByteChannelProxy implements ByteChannel, Adaptable {
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	216 private final ByteChannel delegate;
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	217 private final CancelSupport cancelHelper;
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	218
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	219 public ByteChannelProxy(ByteChannel _delegate, CancelSupport cs) {
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	220 assert _delegate != null;
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	221 delegate = _delegate;
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	222 cancelHelper = cs;
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	223 }
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	224 public int write(ByteBuffer buffer) throws IOException, CancelledException {
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	225 return delegate.write(buffer);
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	226 }
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	227
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	228 public <T> T getAdapter(Class<T> adapterClass) {
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	229 if (CancelSupport.class == adapterClass) {
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	230 return adapterClass.cast(cancelHelper);
d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	231 }
356 91d75e1bac9f Consistent approach to deal with adaptable objects. Give adaptable precedence over instanceof to allow conditional response when classes do implement desired interface Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	232 return Adaptable.Factory.getAdapter(delegate, adapterClass, null);
322 d68dcb3b5f49 Propagate command's CancelSupport to low-level API. CancelSupport from context got priority over one from command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 248 diff changeset	233 }
107 7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	234 }
7ec89d637f50 CatCommand Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	235 }

Mercurial > hg4j

annotate src/org/tmatesoft/hg/core/HgCatCommand.java @ 711:a62079bc422b