/*
* Copyright (c) 2010-2013 TMate Software Ltd
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* For information on how to redistribute this software under
* the terms of a license other than GNU General Public License
* contact TMate Software at support@hg4j.com
*/
package org.tmatesoft.hg.console;
import static org.tmatesoft.hg.console.Options.asSet;
import java.util.List;
import org.tmatesoft.hg.core.HgChangesetHandler;
import org.tmatesoft.hg.core.HgFileRenameHandlerMixin;
import org.tmatesoft.hg.core.HgFileRevision;
import org.tmatesoft.hg.core.HgLogCommand;
import org.tmatesoft.hg.repo.HgDataFile;
import org.tmatesoft.hg.repo.HgRepository;
import org.tmatesoft.hg.repo.HgRuntimeException;
import org.tmatesoft.hg.util.CancelSupport;
import org.tmatesoft.hg.util.ProgressSupport;
/**
* @author Artem Tikhomirov
* @author TMate Software Ltd.
*/
public class Log {
// -agentlib:hprof=heap=sites,depth=10,etc might be handy to debug speed/memory issues
public static void main(String[] args) throws Exception {
Options cmdLineOpts = Options.parse(args, asSet("--debug", "-v", "--verbose", "--hg4j-order-direct"));
HgRepository hgRepo = cmdLineOpts.findRepository();
if (hgRepo.isInvalid()) {
System.err.printf("Can't find repository in: %s\n", hgRepo.getLocation());
return;
}
//
// in fact, neither cancel nor progress of any use, need them just to check comamnd API
final CancelSupport noCancel = CancelSupport.Factory.get(null);
final ProgressSupport noProgress = ProgressSupport.Factory.get(null);
//
final Dump dump = new Dump(hgRepo);
dump.complete(cmdLineOpts.getBoolean("--debug"));
dump.verbose(cmdLineOpts.getBoolean("-v", "--verbose"));
final boolean reverseOrder = !cmdLineOpts.getBoolean("--hg4j-order-direct");
dump.reversed(reverseOrder);
HgLogCommand cmd = new HgLogCommand(hgRepo);
for (String u : cmdLineOpts.getList("-u", "--user")) {
cmd.user(u);
}
for (String b : cmdLineOpts.getList("-b", "--branches")) {
cmd.branch(b);
}
int limit = cmdLineOpts.getSingleInt(-1, "-l", "--limit");
if (limit != -1) {
cmd.limit(limit);
}
cmd.set(noCancel).set(noProgress);
List<String> files = cmdLineOpts.getList("");
final long start = System.currentTimeMillis();
if (files.isEmpty()) {
if (limit == -1) {
// no revisions and no limit
cmd.execute(dump);
} else {
// in fact, external (to dump inspector) --limit processing yelds incorrect results when other args
// e.g. -u or -b are used (i.e. with -u shall give <limit> csets with user, not check last <limit> csets for user
int[] r = new int[] { 0, hgRepo.getChangelog().getRevisionCount() };
if (fixRange(r, reverseOrder, limit) == 0) {
System.out.println("No changes");
return;
}
cmd.range(r[0], r[1]).execute(dump);
}
dump.done();
} else {
for (String fname : files) {
HgDataFile f1 = hgRepo.getFileNode(fname);
System.out.println("History of the file: " + f1.getPath());
if (limit == -1) {
cmd.file(f1.getPath(), true).execute(dump);
} else {
int[] r = new int[] { 0, f1.getRevisionCount() };
if (fixRange(r, reverseOrder, limit) == 0) {
System.out.println("No changes");
continue;
}
cmd.range(r[0], r[1]).file(f1.getPath(), true).execute(dump);
}
dump.done();
}
}
// cmd = null;
System.out.println("Total time:" + (System.currentTimeMillis() - start));
// Main.force_gc();
}
private static int fixRange(int[] start_end, boolean reverse, int limit) {
assert start_end.length == 2;
if (limit < start_end[1]) {
if (reverse) {
// adjust left boundary of the range
start_end[0] = start_end[1] - limit;
} else {
start_end[1] = limit; // adjust right boundary
}
}
int rv = start_end[1] - start_end[0];
start_end[1]--; // range needs index, not length
return rv;
}
private static final class Dump extends ChangesetDumpHandler implements HgChangesetHandler.WithCopyHistory {
private final RenameDumpHandler renameHandlerDelegate;
public Dump(HgRepository hgRepo) throws HgRuntimeException {
super(hgRepo);
renameHandlerDelegate = new RenameDumpHandler();
}
public void copy(HgFileRevision from, HgFileRevision to) {
renameHandlerDelegate.copy(from, to);
}
}
static class RenameDumpHandler implements HgFileRenameHandlerMixin {
public void copy(HgFileRevision from, HgFileRevision to) {
System.out.printf("Got notified that %s(%s) was originally known as %s(%s)\n", to.getPath(), to.getRevision(), from.getPath(), from.getRevision());
}
}
}