GetAlternativeLinksCommandFactory.java

/*******************************************************************************
 * Copyright 2012 University of Southern California
 * 
 * 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.
 * 
 * This code was developed by the Information Integration Group as part 
 * of the Karma project at the Information Sciences Institute of the 
 * University of Southern California.  For more information, publications, 
 * and related projects, please see: http://www.isi.edu/integration
 ******************************************************************************/
package edu.isi.karma.controller.command.alignment;

import javax.servlet.http.HttpServletRequest;

import edu.isi.karma.controller.command.Command;
import edu.isi.karma.controller.command.CommandFactory;
import edu.isi.karma.controller.command.alignment.GetAlternativeLinksCommand.ALTERNATIVE_LINKS_RANGE;
import edu.isi.karma.view.VWorkspace;

public class GetAlternativeLinksCommandFactory extends CommandFactory {
	private enum Arguments {
		sourceNodeId, alignmentId, targetNodeId, linksRange
	}

	@Override
	public Command createCommand(HttpServletRequest request,
			VWorkspace vWorkspace) {
		String sourceNodeId =request.getParameter(Arguments.sourceNodeId.name());
		String targetNodeId =request.getParameter(Arguments.targetNodeId.name());
		String alignmentId =request.getParameter(Arguments.alignmentId.name());
		ALTERNATIVE_LINKS_RANGE linksRange = ALTERNATIVE_LINKS_RANGE.valueOf(
				request.getParameter(Arguments.linksRange.name()));
		
		return new GetAlternativeLinksCommand(getNewId(vWorkspace), sourceNodeId,
				targetNodeId, alignmentId, linksRange);
	}

}