/*******************************************************************************
 * Copyright (c) 2000, 2003 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package net.sourceforge.phpdt.internal.core.builder;

import net.sourceforge.phpdt.core.compiler.CharOperation;

import org.eclipse.core.resources.IContainer;

class ClasspathMultiDirectory extends ClasspathDirectory {

	IContainer sourceFolder;

	char[][] exclusionPatterns; // used by builders when walking source folders

	boolean hasIndependentOutputFolder; // if output folder is not equal to any
										// of the source folders

	ClasspathMultiDirectory(IContainer sourceFolder, IContainer binaryFolder,
			char[][] exclusionPatterns) {
		super(binaryFolder, true);

		this.sourceFolder = sourceFolder;
		this.exclusionPatterns = exclusionPatterns;
		this.hasIndependentOutputFolder = false;

		// handle the case when a state rebuilds a source folder
		if (this.exclusionPatterns != null
				&& this.exclusionPatterns.length == 0)
			this.exclusionPatterns = null;
	}

	public boolean equals(Object o) {
		if (this == o)
			return true;
		if (!(o instanceof ClasspathMultiDirectory))
			return false;

		ClasspathMultiDirectory md = (ClasspathMultiDirectory) o;
		return sourceFolder.equals(md.sourceFolder)
				&& binaryFolder.equals(md.binaryFolder)
				&& CharOperation
						.equals(exclusionPatterns, md.exclusionPatterns);
	}

	public String toString() {
		return "Source classpath directory " + sourceFolder.getFullPath().toString() + //$NON-NLS-1$
				" with binary directory "
				+ binaryFolder.getFullPath().toString(); //$NON-NLS-1$
	}
}