debug/org.eclipse.ptp.debug.core/src/org/eclipse/ptp/debug/internal/core/sourcelookup/PDirectorySourceContainerType.java

/*******************************************************************************
 * Copyright (c) 2005 The Regents of the University of California. 
 * This material was produced under U.S. Government contract W-7405-ENG-36 
 * for Los Alamos National Laboratory, which is operated by the University 
 * of California for the U.S. Department of Energy. The U.S. Government has 
 * rights to use, reproduce, and distribute this software. NEITHER THE 
 * GOVERNMENT NOR THE UNIVERSITY MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR 
 * ASSUMES ANY LIABILITY FOR THE USE OF THIS SOFTWARE. If software is modified 
 * to produce derivative works, such modified software should be clearly marked, 
 * so as not to confuse it with the version available from LANL.
 * 
 * Additionally, 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://www.eclipse.org/legal/epl-v10.html
 * 
 * LA-CC 04-115
 *******************************************************************************/
package org.eclipse.ptp.debug.internal.core.sourcelookup;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.Path;
import org.eclipse.debug.core.sourcelookup.ISourceContainer;
import org.eclipse.debug.core.sourcelookup.containers.AbstractSourceContainerTypeDelegate;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;

/**
 * @author clement
 * See <code>PDirectorySourceContainer</code>.
 */
public class PDirectorySourceContainerType extends AbstractSourceContainerTypeDelegate {
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.debug.internal.core.sourcelookup.ISourceContainerType#createSourceContainer(java.lang.String)
	 */
	public ISourceContainer createSourceContainer(String memento) throws CoreException {
		Node node = parseDocument(memento);
		if (node.getNodeType() == Node.ELEMENT_NODE) {
			Element element = (Element) node;
			if ("directory".equals(element.getNodeName())) {
				String string = element.getAttribute("path");
				if (string == null || string.length() == 0) {
					abort(InternalSourceLookupMessages.getString("PDirectorySourceContainerType.0"), null);
				}
				String nest = element.getAttribute("nest");
				boolean nested = "true".equals(nest);
				return new PDirectorySourceContainer(new Path(string), nested);
			}
			abort(InternalSourceLookupMessages.getString("PDirectorySourceContainerType.1"), null);
		}
		abort(InternalSourceLookupMessages.getString("PDirectorySourceContainerType.2"), null);
		return null;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.debug.internal.core.sourcelookup.ISourceContainerType#getMemento(org.eclipse.debug.internal.core.sourcelookup.ISourceContainer)
	 */
	public String getMemento(ISourceContainer container) throws CoreException {
		PDirectorySourceContainer folder = (PDirectorySourceContainer) container;
		Document document = newDocument();
		Element element = document.createElement("directory");
		element.setAttribute("path", folder.getDirectory().getAbsolutePath());
		String nest = "false";
		if (folder.isComposite()) {
			nest = "true";
		}
		element.setAttribute("nest", nest);
		document.appendChild(element);
		return serializeDocument(document);
	}
}