ReplicationToChangeWriterFactory.java

// This software is released into the Public Domain.  See copying.txt for details.
package org.openstreetmap.osmosis.replication.v0_6;

import java.io.File;

import org.openstreetmap.osmosis.core.pipeline.common.TaskConfiguration;
import org.openstreetmap.osmosis.core.pipeline.common.TaskManager;
import org.openstreetmap.osmosis.core.pipeline.common.TaskManagerFactory;
import org.openstreetmap.osmosis.core.pipeline.v0_6.ChangeSinkChangeSourceManager;


/**
 * The task manager factory for a replication to change writer.
 */
public class ReplicationToChangeWriterFactory extends TaskManagerFactory {
	private static final String ARG_WORKING_DIRECTORY = "workingDirectory";
	private static final String DEFAULT_WORKING_DIRECTORY = "./";


	/**
	 * {@inheritDoc}
	 */
	@Override
	protected TaskManager createTaskManagerImpl(TaskConfiguration taskConfig) {
		String workingDirectoryString;
		File workingDirectory;

		// Get the task arguments.
		workingDirectoryString = getStringArgument(taskConfig, ARG_WORKING_DIRECTORY,
				getDefaultStringArgument(taskConfig, DEFAULT_WORKING_DIRECTORY));

		// Convert argument strings to strongly typed objects.
		workingDirectory = new File(workingDirectoryString);

		return new ChangeSinkChangeSourceManager(
				taskConfig.getId(),
				new ReplicationToChangeWriter(workingDirectory),
				taskConfig.getPipeArgs());
	}
}