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/*******************************************************************************
* Copyright (c) 2004, 2013 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
* Mikhail Khodjaiants, QNX - Bug 110227: Possible infinite loop in ProjectSourceContainer
*******************************************************************************/
package org.eclipse.debug.core.sourcelookup.containers;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.sourcelookup.ISourceContainer;
import org.eclipse.debug.core.sourcelookup.ISourceContainerType;
/**
* A project in the workspace. Source is searched for in the root project
* folder and all folders within the project recursively. Optionally,
* referenced projects may be searched as well.
* <p>
* Clients may instantiate this class.
* </p>
* @since 3.0
* @noextend This class is not intended to be subclassed by clients.
*/
public class ProjectSourceContainer extends ContainerSourceContainer {
boolean fReferencedProjects=false;
/**
* Unique identifier for the project source container type
* (value <code>org.eclipse.debug.core.containerType.project</code>).
*/
public static final String TYPE_ID = DebugPlugin.getUniqueIdentifier() + ".containerType.project"; //$NON-NLS-1$
/**
* Constructs a project source container.
*
* @param project the project to search for source in
* @param referenced whether referenced projects should be considered
*/
public ProjectSourceContainer(IProject project, boolean referenced) {
super(project, true);
fReferencedProjects = referenced;
}
/**
* Returns whether referenced projects are considered.
*
* @return whether referenced projects are considered
*/
public boolean isSearchReferencedProjects() {
return fReferencedProjects;
}
/**
* Returns the project this source container references.
*
* @return the project this source container references
*/
public IProject getProject() {
return (IProject) getContainer();
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.sourcelookup.ISourceContainer#getType()
*/
@Override
public ISourceContainerType getType() {
return getSourceContainerType(TYPE_ID);
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.sourcelookup.ISourceContainer#isComposite()
*/
@Override
public boolean isComposite() {
return true;
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.sourcelookup.containers.CompositeSourceContainer#createSourceContainers()
*/
@Override
protected ISourceContainer[] createSourceContainers() throws CoreException {
if (getProject().isOpen()) {
if (isSearchReferencedProjects()) {
IProject project = getProject();
IProject[] projects = getAllReferencedProjects(project);
ISourceContainer[] folders = super.createSourceContainers();
List<ISourceContainer> all = new ArrayList<ISourceContainer>(folders.length + projects.length);
for (int i = 0; i < folders.length; i++) {
all.add(folders[i]);
}
for (int i = 0; i < projects.length; i++) {
if (project.exists() && project.isOpen()) {
ProjectSourceContainer container = new ProjectSourceContainer(projects[i], false);
container.init(getDirector());
all.add(container);
}
}
return all.toArray(new ISourceContainer[all.size()]);
}
return super.createSourceContainers();
}
return new ISourceContainer[0];
}
private IProject[] getAllReferencedProjects(IProject project) throws CoreException {
Set<IProject> all = new HashSet<IProject>();
getAllReferencedProjects(all, project);
return all.toArray(new IProject[all.size()]);
}
private void getAllReferencedProjects(Set<IProject> all, IProject project) throws CoreException {
IProject[] refs = project.getReferencedProjects();
for (int i = 0; i < refs.length; i++) {
if (!all.contains(refs[i]) && refs[i].exists() && refs[i].isOpen()) {
all.add(refs[i]);
getAllReferencedProjects(all, refs[i]);
}
}
}
}
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