tikhomirov@0: /**
tikhomirov@0:  * Copyright (c) 2010 Artem Tikhomirov 
tikhomirov@0:  */
tikhomirov@0: package com.tmate.hgkit.ll;
tikhomirov@0: 
tikhomirov@1: 
tikhomirov@0: /**
tikhomirov@0:  * @author artem
tikhomirov@0:  */
tikhomirov@1: public abstract class HgRepository {
tikhomirov@0: 
tikhomirov@5: 	public static final int TIP = -1;
tikhomirov@5: 
tikhomirov@2: 	// temp aux marker method
tikhomirov@2: 	public static IllegalStateException notImplemented() {
tikhomirov@2: 		return new IllegalStateException("Not implemented");
tikhomirov@2: 	}
tikhomirov@2: 
tikhomirov@0: 	
tikhomirov@0: 	private Changelog changelog;
tikhomirov@2: 	private HgManifest manifest;
tikhomirov@2: 
tikhomirov@1: 	private boolean isInvalid = true;
tikhomirov@1: 	
tikhomirov@1: 	public boolean isInvalid() {
tikhomirov@1: 		return this.isInvalid;
tikhomirov@1: 	}
tikhomirov@1: 	
tikhomirov@1: 	protected void setInvalid(boolean invalid) {
tikhomirov@1: 		isInvalid = invalid;
tikhomirov@1: 	}
tikhomirov@0: 
tikhomirov@0: 	public void log() {
tikhomirov@2: 		Revlog clog = getChangelog();
tikhomirov@0: 		assert clog != null;
tikhomirov@0: 		// TODO get data to the client
tikhomirov@0: 	}
tikhomirov@0: 
tikhomirov@2: 	public final Changelog getChangelog() {
tikhomirov@0: 		if (this.changelog == null) {
tikhomirov@2: 			// might want delegate to protected createChangelog() some day
tikhomirov@3: 			RevlogStream content = resolve("store/00changelog.i"); // XXX perhaps, knowledge about filenames should be in LocalHgRepo?
tikhomirov@3: 			this.changelog = new Changelog(this, content);
tikhomirov@0: 		}
tikhomirov@0: 		return this.changelog;
tikhomirov@0: 	}
tikhomirov@2: 	
tikhomirov@2: 	public final HgManifest getManifest() {
tikhomirov@2: 		if (this.manifest == null) {
tikhomirov@2: 			this.manifest = new HgManifest(this);
tikhomirov@2: 		}
tikhomirov@2: 		return this.manifest;
tikhomirov@2: 	}
tikhomirov@2: 	
tikhomirov@2: 	public final Object/*HgDirstate*/ getDirstate() {
tikhomirov@2: 		throw notImplemented();
tikhomirov@2: 	}
tikhomirov@2: 
tikhomirov@2: 	public abstract HgDataFile getFileNode(String path);
tikhomirov@1: 
tikhomirov@1: 	public abstract String getLocation();
tikhomirov@2: 
tikhomirov@2: 
tikhomirov@2: 	/**
tikhomirov@2: 	 * Perhaps, should be separate interface, like ContentLookup
tikhomirov@2: 	 */
tikhomirov@3: 	protected abstract RevlogStream resolve(String string);
tikhomirov@0: }