tikhomirov@47: /*
tikhomirov@628:  * Copyright (c) 2010-2013 TMate Software Ltd
tikhomirov@72:  *  
tikhomirov@72:  * This program is free software; you can redistribute it and/or modify
tikhomirov@72:  * it under the terms of the GNU General Public License as published by
tikhomirov@72:  * the Free Software Foundation; version 2 of the License.
tikhomirov@72:  *
tikhomirov@72:  * This program is distributed in the hope that it will be useful,
tikhomirov@72:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
tikhomirov@72:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
tikhomirov@72:  * GNU General Public License for more details.
tikhomirov@72:  *
tikhomirov@72:  * For information on how to redistribute this software under
tikhomirov@72:  * the terms of a license other than GNU General Public License
tikhomirov@102:  * contact TMate Software at support@hg4j.com
tikhomirov@1:  */
tikhomirov@72: package org.tmatesoft.hg.console;
tikhomirov@1: 
tikhomirov@299: import static org.tmatesoft.hg.console.Options.asSet;
tikhomirov@299: 
tikhomirov@47: import java.util.List;
tikhomirov@65: 
tikhomirov@427: import org.tmatesoft.hg.core.HgChangesetHandler;
tikhomirov@514: import org.tmatesoft.hg.core.HgFileRenameHandlerMixin;
tikhomirov@249: import org.tmatesoft.hg.core.HgFileRevision;
tikhomirov@131: import org.tmatesoft.hg.core.HgLogCommand;
tikhomirov@74: import org.tmatesoft.hg.repo.HgDataFile;
tikhomirov@74: import org.tmatesoft.hg.repo.HgRepository;
tikhomirov@628: import org.tmatesoft.hg.repo.HgRuntimeException;
tikhomirov@215: import org.tmatesoft.hg.util.CancelSupport;
tikhomirov@215: import org.tmatesoft.hg.util.ProgressSupport;
tikhomirov@47: 
tikhomirov@1: 
tikhomirov@1: /**
tikhomirov@72:  * @author Artem Tikhomirov
tikhomirov@72:  * @author TMate Software Ltd.
tikhomirov@1:  */
tikhomirov@1: public class Log {
tikhomirov@1: 
tikhomirov@197: 	// -agentlib:hprof=heap=sites,depth=10,etc might be handy to debug speed/memory issues
tikhomirov@197: 	
tikhomirov@1: 	public static void main(String[] args) throws Exception {
tikhomirov@299: 		Options cmdLineOpts = Options.parse(args, asSet("--debug", "-v", "--verbose", "--hg4j-order-direct"));
tikhomirov@74: 		HgRepository hgRepo = cmdLineOpts.findRepository();
tikhomirov@1: 		if (hgRepo.isInvalid()) {
tikhomirov@1: 			System.err.printf("Can't find repository in: %s\n", hgRepo.getLocation());
tikhomirov@1: 			return;
tikhomirov@1: 		}
tikhomirov@215: 		//
tikhomirov@215: 		// in fact, neither cancel nor progress of any use, need them just to check comamnd API
tikhomirov@215: 		final CancelSupport noCancel = CancelSupport.Factory.get(null);
tikhomirov@215: 		final ProgressSupport noProgress = ProgressSupport.Factory.get(null);
tikhomirov@215: 		//
tikhomirov@47: 		final Dump dump = new Dump(hgRepo);
tikhomirov@206: 		dump.complete(cmdLineOpts.getBoolean("--debug"));
tikhomirov@206: 		dump.verbose(cmdLineOpts.getBoolean("-v", "--verbose"));
tikhomirov@299: 		final boolean reverseOrder = !cmdLineOpts.getBoolean("--hg4j-order-direct");
tikhomirov@206: 		dump.reversed(reverseOrder);
tikhomirov@131: 		HgLogCommand cmd = new HgLogCommand(hgRepo);
tikhomirov@143: 		for (String u : cmdLineOpts.getList("-u", "--user")) {
tikhomirov@143: 			cmd.user(u);
tikhomirov@49: 		}
tikhomirov@143: 		for (String b : cmdLineOpts.getList("-b", "--branches")) {
tikhomirov@143: 			cmd.branch(b);
tikhomirov@65: 		}
tikhomirov@143: 		int limit = cmdLineOpts.getSingleInt(-1, "-l", "--limit");
tikhomirov@143: 		if (limit != -1) {
tikhomirov@143: 			cmd.limit(limit);
tikhomirov@65: 		}
tikhomirov@215: 		cmd.set(noCancel).set(noProgress);
tikhomirov@143: 		List<String> files = cmdLineOpts.getList("");
tikhomirov@197: 		final long start = System.currentTimeMillis();
tikhomirov@143: 		if (files.isEmpty()) {
tikhomirov@143: 			if (limit == -1) {
tikhomirov@49: 				// no revisions and no limit
tikhomirov@65: 				cmd.execute(dump);
tikhomirov@48: 			} else {
tikhomirov@49: 				// in fact, external (to dump inspector) --limit processing yelds incorrect results when other args
tikhomirov@49: 				// e.g. -u or -b are used (i.e. with -u shall give <limit> csets with user, not check last <limit> csets for user 
tikhomirov@48: 				int[] r = new int[] { 0, hgRepo.getChangelog().getRevisionCount() };
tikhomirov@206: 				if (fixRange(r, reverseOrder, limit) == 0) {
tikhomirov@48: 					System.out.println("No changes");
tikhomirov@48: 					return;
tikhomirov@48: 				}
tikhomirov@65: 				cmd.range(r[0], r[1]).execute(dump);
tikhomirov@48: 			}
tikhomirov@206: 			dump.done();
tikhomirov@6: 		} else {
tikhomirov@143: 			for (String fname : files) {
tikhomirov@6: 				HgDataFile f1 = hgRepo.getFileNode(fname);
tikhomirov@8: 				System.out.println("History of the file: " + f1.getPath());
tikhomirov@143: 				if (limit == -1) {
tikhomirov@142: 					cmd.file(f1.getPath(), true).execute(dump);
tikhomirov@48: 				} else {
tikhomirov@48: 					int[] r = new int[] { 0, f1.getRevisionCount() };
tikhomirov@206: 					if (fixRange(r, reverseOrder, limit) == 0) {
tikhomirov@48: 						System.out.println("No changes");
tikhomirov@48: 						continue;
tikhomirov@48: 					}
tikhomirov@142: 					cmd.range(r[0], r[1]).file(f1.getPath(), true).execute(dump);
tikhomirov@48: 				}
tikhomirov@206: 				dump.done();
tikhomirov@6: 			}
tikhomirov@6: 		}
tikhomirov@197: //		cmd = null;
tikhomirov@197: 		System.out.println("Total time:" + (System.currentTimeMillis() - start));
tikhomirov@197: //		Main.force_gc();
tikhomirov@1: 	}
tikhomirov@48: 	
tikhomirov@48: 	private static int fixRange(int[] start_end, boolean reverse, int limit) {
tikhomirov@48: 		assert start_end.length == 2;
tikhomirov@48: 		if (limit < start_end[1]) {
tikhomirov@48: 			if (reverse) {
tikhomirov@48: 				// adjust left boundary of the range
tikhomirov@48: 				start_end[0] = start_end[1] - limit;
tikhomirov@48: 			} else {
tikhomirov@48: 				start_end[1] = limit; // adjust right boundary
tikhomirov@48: 			}
tikhomirov@48: 		}
tikhomirov@48: 		int rv = start_end[1] - start_end[0];
tikhomirov@48: 		start_end[1]--; // range needs index, not length
tikhomirov@48: 		return rv;
tikhomirov@48: 	}
tikhomirov@47: 
tikhomirov@427: 	private static final class Dump extends ChangesetDumpHandler implements HgChangesetHandler.WithCopyHistory {
tikhomirov@514: 		private final RenameDumpHandler renameHandlerDelegate;
tikhomirov@47: 
tikhomirov@628: 		public Dump(HgRepository hgRepo) throws HgRuntimeException {
tikhomirov@206: 			super(hgRepo);
tikhomirov@514: 			renameHandlerDelegate = new RenameDumpHandler();
tikhomirov@47: 		}
tikhomirov@80: 		
tikhomirov@249: 		public void copy(HgFileRevision from, HgFileRevision to) {
tikhomirov@514: 			renameHandlerDelegate.copy(from, to);
tikhomirov@514: 		}
tikhomirov@514: 	}
tikhomirov@514: 	
tikhomirov@514: 	static class RenameDumpHandler implements HgFileRenameHandlerMixin {
tikhomirov@514: 		public void copy(HgFileRevision from, HgFileRevision to) {
tikhomirov@80: 			System.out.printf("Got notified that %s(%s) was originally known as %s(%s)\n", to.getPath(), to.getRevision(), from.getPath(), from.getRevision());
tikhomirov@80: 		}
tikhomirov@47: 	}
tikhomirov@1: }