/*******************************************************************************
 * 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;

import net.sourceforge.phpdt.core.JavaModelException;

import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IResource;

/**
 * Element info for PackageFragments.
 */
class PackageFragmentInfo extends OpenableElementInfo {

	/**
	 * A array with all the non-java resources contained by this PackageFragment
	 */
	protected Object[] fNonJavaResources;

	/**
	 * Create and initialize a new instance of the receiver
	 */
	public PackageFragmentInfo() {
		fNonJavaResources = null;
	}

	/**
	 */
	boolean containsJavaResources() {
		return fChildren.length != 0;
	}

	/**
	 * Returns an array of non-java resources contained in the receiver.
	 */
	Object[] getNonJavaResources(IResource underlyingResource,
			PackageFragmentRoot rootHandle) {
		Object[] nonJavaResources = fNonJavaResources;
		if (nonJavaResources == null) {
			try {
				nonJavaResources = PackageFragmentRootInfo
						.computeFolderNonJavaResources((JavaProject) rootHandle
								.getJavaProject(),
								(IContainer) underlyingResource, rootHandle
										.fullExclusionPatternChars());
			} catch (JavaModelException e) {
			}
			fNonJavaResources = nonJavaResources;
		}
		return nonJavaResources;
	}

	/**
	 * Set the fNonJavaResources to res value
	 */
	synchronized void setNonJavaResources(Object[] resources) {
		fNonJavaResources = resources;
	}
}