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/*******************************************************************************
* Copyright (c) 2004 - 2006 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 Oct 14, 2004
*/
package org.eclipse.mylyn.internal.bugzilla.ui.tasklist;
import java.net.Proxy;
import java.util.ArrayList;
import java.util.List;
import javax.security.auth.login.LoginException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.mylyn.internal.bugzilla.ui.search.BugzillaSearchEngine;
import org.eclipse.mylyn.internal.bugzilla.ui.search.BugzillaSearchResultCollector;
import org.eclipse.mylyn.internal.bugzilla.ui.search.IBugzillaSearchOperation;
import org.eclipse.mylyn.internal.tasks.ui.search.AbstractRepositorySearchQuery;
import org.eclipse.mylyn.tasks.core.QueryHitCollector;
import org.eclipse.mylyn.tasks.core.TaskRepository;
import org.eclipse.mylyn.tasks.ui.TasksUiPlugin;
import org.eclipse.ui.actions.WorkspaceModifyOperation;
/**
* TODO: delete?
*
* @author Shawn Minto
*/
public class BugzillaCategorySearchOperation extends WorkspaceModifyOperation implements IBugzillaSearchOperation {
/** The IMember we are doing the search for */
public interface ICategorySearchListener {
public void searchCompleted(QueryHitCollector collector);
}
/** The bugzilla collector for the search */
private QueryHitCollector collector = null;
/** The status of the search operation */
private IStatus status;
/** The LoginException that was thrown when trying to do the search */
private LoginException loginException = null;
private String queryUrl;
private TaskRepository repository;
private int maxHits;
private boolean isMaxReached;
/**
* Constructor
*
* @param m
* The member that we are doing the search for
*/
public BugzillaCategorySearchOperation(TaskRepository repository, String queryUrl, int maxHits,
QueryHitCollector collector) {
this.queryUrl = queryUrl;
this.maxHits = maxHits;
this.repository = repository;
this.collector = collector;
}
@Override
public void execute(IProgressMonitor monitor) {
// XXX: Hack
if (collector instanceof BugzillaSearchResultCollector) {
((BugzillaSearchResultCollector) collector).setOperation(this);
}
collector.setProgressMonitor(monitor);
Proxy proxySettings = TasksUiPlugin.getDefault().getProxySettings();
search(queryUrl, proxySettings, monitor);
for (ICategorySearchListener listener : listeners)
listener.searchCompleted(collector);
}
/**
* Perform the actual search on the Bugzilla server
*
* @param queryUrl
* The queryUrl to use for the search
* @param searchCollector
* The collector to put the search results into
* @param monitor
* The progress monitor to use for the search
* @return The QueryHitCollector with the search results
*/
private QueryHitCollector search(String queryUrl, Proxy proxySettings, IProgressMonitor monitor) {
// set the initial number of matches to 0
int matches = 0;
// setup the progress monitor and start the search
collector.setProgressMonitor(monitor);
BugzillaSearchEngine engine = new BugzillaSearchEngine(repository, queryUrl, proxySettings);
try {
// perform the search
status = engine.search(collector, matches, maxHits);
// check the status so that we don't keep searching if there
// is a problem
if (status.getCode() == IStatus.CANCEL) {
return null;
} else if (!status.isOK()) {
return null;
}
isMaxReached = engine.isMaxReached();
return collector;
} catch (LoginException e) {
// save this exception to throw later
this.loginException = e;
}
return null;
}
/**
* @see org.eclipse.mylyn.internal.bugzilla.ui.search.IBugzillaSearchOperation#getStatus()
*/
public IStatus getStatus() throws LoginException {
// if a LoginException was thrown while trying to search, throw this
if (loginException == null)
return status;
else
throw loginException;
}
public ImageDescriptor getImageDescriptor() {
return null;
}
public AbstractRepositorySearchQuery getQuery() {
return null;
}
public void setQuery(AbstractRepositorySearchQuery newQuery) {
}
private List<ICategorySearchListener> listeners = new ArrayList<ICategorySearchListener>();
public void addResultsListener(ICategorySearchListener listener) {
listeners.add(listener);
}
public String getName() {
return null;
}
public boolean isMaxReached() {
return isMaxReached;
}
}
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