org.sweble.wikitext.articlecruncher.pnodes.LpnWorker Maven / Gradle / Ivy

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A framework for multi-threaded processing of lots of articles.

There is a newer version: 3.1.9

/**
 * Copyright 2011 The Open Source Research Group,
 *                University of Erlangen-Nürnberg
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.sweble.wikitext.articlecruncher.pnodes;

import java.util.concurrent.Callable;

import org.sweble.wikitext.articlecruncher.CompletedJob;
import org.sweble.wikitext.articlecruncher.JobWithHistory;
import org.sweble.wikitext.articlecruncher.Processor;

final class LpnWorker
		implements
			Callable
{
	private final LpnJobProcessorFactory jobProcessorFactory;
	
	private final JobWithHistory job;
	
	// =========================================================================
	
	LpnWorker(LpnJobProcessorFactory jobProcessorFactory, JobWithHistory job)
	{
		this.jobProcessorFactory = jobProcessorFactory;
		this.job = job;
	}
	
	// =========================================================================
	
	@Override
	public CompletedJob call() throws Exception
	{
		// Wait for LpnDistributor to retrieve the future handle!
		synchronized (job)
		{
			job.getJob().getTrace().signOff(getClass(), null);
			
			Processor processor = jobProcessorFactory.createProcessor();
			return processor.process(job);
		}
	}
}