IndexingJob.java

/*
 * Copyright (c) 2009 Andrejs Jermakovics.
 * 
 * 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:
 *     Andrejs Jermakovics - initial implementation
 */
package it.unibz.instasearch.jobs;

import it.unibz.instasearch.InstaSearchPlugin;
import it.unibz.instasearch.actions.ShowExceptionAction;
import it.unibz.instasearch.indexing.WorkspaceIndexer;

import org.eclipse.core.resources.WorkspaceJob;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.ui.progress.IProgressConstants;

public class IndexingJob extends WorkspaceJob {

	private WorkspaceIndexer indexer;
	
	public IndexingJob(WorkspaceIndexer indexer) {
		super("InstaSearch Indexing");
		this.indexer = indexer;
		
		setRule(indexer);
		
		setPriority(DECORATE);
		
		setProperty(IProgressConstants.ICON_PROPERTY, InstaSearchPlugin.getImageDescriptor("binary")); 
		setProperty(IProgressConstants.NO_IMMEDIATE_ERROR_PROMPT_PROPERTY, Boolean.TRUE);
	}

	@Override
	public IStatus runInWorkspace(IProgressMonitor monitor) throws CoreException 
	{	
		try 
		{
			indexer.createIndex(InstaSearchPlugin.getWorkspaceRoot(), monitor);
			
		} catch (Exception e) {
			
			monitor.beginTask("Exception", 1);
			setProperty(IProgressConstants.KEEP_PROPERTY, Boolean.TRUE);
			setProperty(IProgressConstants.ACTION_PROPERTY, new ShowExceptionAction(e, "Error Creating Index"));
			InstaSearchPlugin.log(e);
			
			return Status.CANCEL_STATUS;
		}
		
		return Status.OK_STATUS;
	}
	
}