/*******************************************************************************
 * 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.compiler.env;

import org.eclipse.core.resources.IResource;

/**
 * This interface denotes a compilation unit, providing its name and content.
 */
public interface ICompilationUnit extends IDependent {
	/**
	 * Answer the contents of the compilation unit.
	 * 
	 * In normal use, the contents are requested twice. Once during the initial
	 * lite parsing step, then again for the more detailed parsing step.
	 */
	char[] getContents();

	/**
	 * Answer the name of the top level public type. For example, {Hashtable}.
	 */
	char[] getMainTypeName();

	/**
	 * Answer the name of the package according to the directory structure or
	 * null if package consistency checks should be ignored. For example, {java,
	 * lang}.
	 */
	char[][] getPackageName();

	IResource getResource();

}