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/*******************************************************************************
* Copyright (c) 2003, 2008 IBM Corporation and others.
* All rights reserved. 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
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.core.sourcelookup.containers;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.sourcelookup.ISourceContainer;
import org.eclipse.debug.core.sourcelookup.ISourceContainerType;
import org.eclipse.debug.core.sourcelookup.ISourceLookupDirector;
import org.eclipse.debug.core.sourcelookup.ISourcePathComputer;
import org.eclipse.debug.internal.core.sourcelookup.SourceLookupMessages;
/**
* A source container that computer the default source lookup path
* for a launch configuration on each launch using a launch configuration's
* associated source path computer.
* <p>
* Clients may instantiate this class.
* </p>
* @since 3.0
* @noextend This class is not intended to be subclassed by clients.
*/
public class DefaultSourceContainer extends CompositeSourceContainer {
/**
* Unique identifier for the default source container type
* (value <code>org.eclipse.debug.core.containerType.default</code>).
*/
public static final String TYPE_ID = DebugPlugin.getUniqueIdentifier() + ".containerType.default"; //$NON-NLS-1$
/**
* Constructs a default source container.
*/
public DefaultSourceContainer() {
}
/* (non-Javadoc)
* @see java.lang.Object#equals(java.lang.Object)
*/
public boolean equals(Object obj) {
return obj instanceof DefaultSourceContainer;
}
/* (non-Javadoc)
* @see java.lang.Object#hashCode()
*/
public int hashCode() {
return getClass().hashCode();
}
/**
* Returns the launch configuration for which a default source lookup
* path will be computed, or <code>null</code> if none.
*
* @return the launch configuration for which a default source lookup
* path will be computed, or <code>null</code>
*/
protected ILaunchConfiguration getLaunchConfiguration() {
ISourceLookupDirector director = getDirector();
if (director != null) {
return director.getLaunchConfiguration();
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.sourcelookup.ISourceContainer#getType()
*/
public ISourceContainerType getType() {
return getSourceContainerType(TYPE_ID);
}
/**
* Returns the source path computer to use, or <code>null</code>
* if none.
*
* @return the source path computer to use, or <code>null</code>
* if none
*/
private ISourcePathComputer getSourcePathComputer() {
ISourceLookupDirector director = getDirector();
if (director != null) {
return director.getSourcePathComputer();
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.sourcelookup.ISourceContainer#getName()
*/
public String getName() {
return SourceLookupMessages.DefaultSourceContainer_0;
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.sourcelookup.containers.CompositeSourceContainer#createSourceContainers()
*/
protected ISourceContainer[] createSourceContainers() throws CoreException {
ISourcePathComputer sourcePathComputer = getSourcePathComputer();
if (sourcePathComputer != null) {
ILaunchConfiguration config= getLaunchConfiguration();
if (config != null) {
return sourcePathComputer.computeSourceContainers(config, null);
}
}
return new ISourceContainer[0];
}
}
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