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/*******************************************************************************
* Copyright (c) 2003, 2004 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 org.eclipse.debug.internal.core.sourcelookup.containers;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IResource;
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.CompositeSourceContainer;
import org.eclipse.debug.core.sourcelookup.containers.FolderSourceContainer;
/**
* A container in the workspace. Source elements are searched
* for within this container and optionally nested containers.
* <p>
* Names specified in <code>findSourceElements</code> method can
* be simple or qualified. When a name is qualified, a file will
* be searched for relative to this container, and optionally
* nested containers.
* </p>
*
* @since 3.0
*/
public abstract class ContainerSourceContainer extends CompositeSourceContainer {
private IContainer fContainer = null;
private boolean fSubfolders = false;
/**
* Constructs a source container on the given workspace container.
*
* @param container the container to search for source in
* @param subfolders whether nested folders should be searched
* for source elements
*/
public ContainerSourceContainer(IContainer container, boolean subfolders) {
fContainer = container;
fSubfolders = subfolders;
}
/**
* Returns the workspace container this source container is
* rooted at.
*
* @return the workspace container this source container is
* rooted at
*/
public IContainer getContainer() {
return fContainer;
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.core.sourcelookup.ISourceContainer#findSourceElements(java.lang.String)
*/
public Object[] findSourceElements(String name) throws CoreException {
ArrayList sources = new ArrayList();
IContainer container = getContainer();
IPath path = new Path(name);
IFile file = container.getFile(path);
if (file.exists()) {
sources.add(file);
}
//check subfolders
if ((isFindDuplicates() && fSubfolders) || (sources.isEmpty() && fSubfolders)) {
ISourceContainer[] containers = getSourceContainers();
for (int i=0; i < containers.length; i++) {
Object[] objects = containers[i].findSourceElements(name);
if (objects == null || objects.length == 0) {
continue;
}
if (isFindDuplicates()) {
for(int j=0; j < objects.length; j++)
sources.add(objects[j]);
} else {
sources.add(objects[0]);
break;
}
}
}
if(sources.isEmpty())
return EMPTY;
return sources.toArray();
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.core.sourcelookup.ISourceContainer#getName()
*/
public String getName() {
return getContainer().getName();
}
/* (non-Javadoc)
* @see java.lang.Object#equals(java.lang.Object)
*/
public boolean equals(Object obj) {
if (obj != null && obj instanceof ContainerSourceContainer) {
ContainerSourceContainer loc = (ContainerSourceContainer) obj;
return loc.getContainer().equals(getContainer());
}
return false;
}
/* (non-Javadoc)
* @see java.lang.Object#hashCode()
*/
public int hashCode() {
return getContainer().hashCode();
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.core.sourcelookup.ISourceContainer#isComposite()
*/
public boolean isComposite() {
return fSubfolders;
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.core.sourcelookup.containers.CompositeSourceContainer#createSourceContainers()
*/
protected ISourceContainer[] createSourceContainers() throws CoreException {
if(fSubfolders) {
IResource[] resources = getContainer().members();
List list = new ArrayList(resources.length);
for (int i = 0; i < resources.length; i++) {
IResource resource = resources[i];
if (resource.getType() == IResource.FOLDER) {
list.add(new FolderSourceContainer((IFolder)resource, fSubfolders));
}
}
ISourceContainer[] containers = (ISourceContainer[]) list.toArray(new ISourceContainer[list.size()]);
for (int i = 0; i < containers.length; i++) {
ISourceContainer container = containers[i];
container.init(getDirector());
}
return containers;
}
return new ISourceContainer[0];
}
}
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