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/*******************************************************************************
* Copyright (c) 2004 - 2005 University Of British Columbia 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:
* University Of British Columbia - initial API and implementation
*******************************************************************************/
/*
* Created on Feb 2, 2005
*/
package org.eclipse.mylar.tasks.search;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IMember;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.mylar.bugzilla.BugzillaStructureBridge;
import org.eclipse.mylar.bugzilla.MylarBugzillaPlugin;
import org.eclipse.mylar.bugzilla.ui.tasks.BugzillaReportNode;
import org.eclipse.mylar.core.AbstractRelationshipProvider;
import org.eclipse.mylar.core.IMylarContextNode;
import org.eclipse.mylar.core.search.IActiveSearchListener;
import org.eclipse.mylar.core.search.IMylarSearchOperation;
/**
* @author Shawn Minto
*/
public class BugzillaReferencesProvider extends AbstractRelationshipProvider {
public static final String ID = "org.eclipse.mylar.bugzilla.search.references";
public static final String NAME = "Bugilla report references";
public BugzillaReferencesProvider() {
super(BugzillaStructureBridge.EXTENSION, ID);
}
protected boolean acceptElement(IJavaElement javaElement) {
return javaElement != null
&& (javaElement instanceof IMember || javaElement instanceof IType) && javaElement.exists();
}
/**
* HACK: checking kind as string - don't want the dependancy to mylar.java
*/
@Override
protected void findRelated(final IMylarContextNode node, int degreeOfSeparation) {
if (!node.getStructureKind().equals("java")) return;
IJavaElement javaElement = JavaCore.create(node.getElementHandle());
if (!acceptElement(javaElement)) {
return;
}
runJob(node, degreeOfSeparation);
}
@Override
public IMylarSearchOperation getSearchOperation(IMylarContextNode node, int limitTo, int degreeOfSepatation) {
IJavaElement javaElement = JavaCore.create(node.getElementHandle());
return new BugzillaMylarSearch(degreeOfSepatation, javaElement);
}
private void runJob(final IMylarContextNode node, final int degreeOfSeparation) {
BugzillaMylarSearch search = (BugzillaMylarSearch)getSearchOperation(node, 0, degreeOfSeparation);
search.addListener(new IActiveSearchListener(){
private boolean gathered = false;
public void searchCompleted(List<?> nodes) {
Iterator<?> itr = nodes.iterator();
BugzillaStructureBridge bridge = MylarBugzillaPlugin.getDefault().getStructureBridge();
while(itr.hasNext()) {
Object o = itr.next();
if(o instanceof BugzillaReportNode){
BugzillaReportNode bugzillaNode = (BugzillaReportNode)o;
String handle = bugzillaNode.getElementHandle();
if(bridge.getCached(handle) == null)
cache(handle, bugzillaNode);
incrementInterest(degreeOfSeparation, BugzillaStructureBridge.EXTENSION, handle);
}
}
gathered = true;
}
public boolean resultsGathered() {
return gathered;
}
});
search.run(new NullProgressMonitor());
}
@Override
public String getGenericId() {
return ID;
}
@Override
protected String getSourceId() {
return ID;
}
@Override
public String getName() {
return NAME;
}
/*
*
* STUFF FOR TEMPORARILY CACHING A PROXY REPORT
*
* TODO remove the proxys and update the BugzillaStructureBridge cache so that on restart,
* we dont have to get all of the bugs
*
*/
private static final Map<String, BugzillaReportNode> reports = new HashMap<String, BugzillaReportNode>();
public BugzillaReportNode getCached(String handle){
return reports.get(handle);
}
protected void cache(String handle, BugzillaReportNode bugzillaNode) {
reports.put(handle, bugzillaNode);
}
public void clearCachedReports(){
reports.clear();
}
public Collection<? extends String> getCachedHandles() {
return reports.keySet();
}
}
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