StartStreamingNode.java example

/*
 * Copyright 2012 AppSatori s.r.o.
 *
 * 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 eu.appsatori.pipes.sample;

import java.util.logging.Logger;

import eu.appsatori.pipes.Node;
import eu.appsatori.pipes.NodeResult;
import eu.appsatori.pipes.StreamingPipe;

public class StartStreamingNode implements Node<StreamingPipe, Object> {
	
	private static final Logger log = Logger.getLogger(StartStreamingNode.class.getName());
	
	public NodeResult execute(StreamingPipe pipe, Object arg) {
		log.info("Starting streaming");
		for(String s: new String[]{"Hello", "World", "of", "AppSatori", "Pipes"}){
			pipe.send(StreamedNode.class, s);
			log.info(s + " send to the next node");
			try {
				Thread.sleep(100);
			} catch (InterruptedException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
		log.info("Streaming finished");
		return pipe.finish();
	}

}