/********************************************************************
 * Copyright (c) 2007 Contributors. All rights reserved. 
 * This program and the accompanying materials are made available 
 * under the terms of the Eclipse Public License v1.0 
 * which accompanies this distribution and is available at 
 * http://eclipse.org/legal/epl-v10.html 
 *  
 * Contributors: IBM Corporation - initial API and implementation 
 * 				 Helen Hawkins   - initial version (bug 148190)
 *******************************************************************/
package org.aspectj.systemtest.incremental.tools;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.aspectj.ajde.core.IOutputLocationManager;

/**
 * An IOutputLocationManager which by default sends all output to the testProjectPath\bin directory. However, there are getter
 * methods which enable sending resources and classes to different output dirs. Doesn't enable sending different classes to
 * different output locations.
 */
public class MultiProjTestOutputLocationManager implements IOutputLocationManager {

	private final String testProjectOutputPath;
	private File classOutputLoc;
	private File resourceOutputLoc;
	private final Map sourceFolders = new HashMap();
	private List allOutputLocations;

	public MultiProjTestOutputLocationManager(String testProjectPath) {
		this.testProjectOutputPath = testProjectPath + File.separator + "bin";
	}

	public File getOutputLocationForClass(File compilationUnit) {
		initLocations();
		return classOutputLoc;
	}
	
	public Map getInpathMap() {
		return Collections.EMPTY_MAP;
	}


	public File getOutputLocationForResource(File resource) {
		initLocations();
		return resourceOutputLoc;
	}

	public List getAllOutputLocations() {
		if (allOutputLocations == null) {
			allOutputLocations = new ArrayList();
			initLocations();
			allOutputLocations.add(classOutputLoc);
			if (!classOutputLoc.equals(resourceOutputLoc)) {
				allOutputLocations.add(resourceOutputLoc);
			}
		}
		return allOutputLocations;
	}

	public File getDefaultOutputLocation() {
		return classOutputLoc;
	}

	private void initLocations() {
		if (classOutputLoc == null) {
			classOutputLoc = new File(testProjectOutputPath);
		}
		if (resourceOutputLoc == null) {
			resourceOutputLoc = new File(testProjectOutputPath);
		}
	}

	// -------------- setter methods useful for testing -------------
	public void setOutputLocForClass(File f) {
		classOutputLoc = f;
	}

	public void setSourceFolderFor(File sourceFile, String sourceFolder) {
		try {
			sourceFolders.put(sourceFile.getCanonicalPath(), sourceFolder);
		} catch (IOException e) {
			e.printStackTrace();
			throw new RuntimeException(e);
		}
	}

	public void setOutputLocForResource(File f) {
		resourceOutputLoc = f;
	}

	public String getSourceFolderForFile(File sourceFile) {
		try {
			String f = (String) sourceFolders.get(sourceFile.getCanonicalPath());
			return f;
		} catch (IOException e) {
			e.printStackTrace();
			throw new RuntimeException(e);
		}
	}

	public void reportFileWrite(String outputfile, int filetype) {
		// System.err.println(">>>" + outputfile);
	}

	public void reportFileRemove(String outputfile, int filetype) {
	}

	public int discoverChangesSince(File dir, long buildtime) {
		// TODO Auto-generated method stub
		return 0;
	}

}
