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/**********************************************************************
* Copyright (c) 2004 QNX Software Systems 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:
* QNX Software Systems - Initial API and implementation
***********************************************************************/
package org.eclipse.cdt.debug.internal.core.sourcelookup;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
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;
/**
* The map entry container type.
*/
public class MapEntrySourceContainerType extends AbstractSourceContainerTypeDelegate {
private final static String ELEMENT_NAME = "mapEntry"; //$NON-NLS-1$
private final static String BACKEND_PATH = "backendPath"; //$NON-NLS-1$
private final static String LOCAL_PATH = "localPath"; //$NON-NLS-1$
/* (non-Javadoc)
* @see org.eclipse.debug.core.sourcelookup.ISourceContainerTypeDelegate#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 ( ELEMENT_NAME.equals( element.getNodeName() ) ) {
String path = element.getAttribute( BACKEND_PATH );
IPath backend = new Path( path );
if ( !backend.isValidPath( path ) ) {
abort( "Source lookup: unable to restore map entry - missing backend path attribute.", null );
}
path = element.getAttribute( LOCAL_PATH );
IPath local = new Path( path );
if ( !local.isValidPath( path ) ) {
abort( "Source lookup: unable to restore map entry - missing local path attribute.", null );
}
return new MapEntrySourceContainer( backend, local );
}
abort( "Source lookup: unable to restore map entry - expecting map entry element.", null );
}
abort( "Source lookup: unable to restore map entry - invalid memento.", null );
return null;
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.sourcelookup.ISourceContainerTypeDelegate#getMemento(org.eclipse.debug.core.sourcelookup.ISourceContainer)
*/
public String getMemento( ISourceContainer container ) throws CoreException {
MapEntrySourceContainer entry = (MapEntrySourceContainer)container;
Document document = newDocument();
Element element = document.createElement( ELEMENT_NAME );
element.setAttribute( BACKEND_PATH, entry.getBackendPath().toOSString() );
element.setAttribute( LOCAL_PATH, entry.getLocalPath().toOSString() );
document.appendChild( element );
return serializeDocument( document );
}
}
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