/*
* Copyright 2014 the original author or authors.
*
* 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.springframework.batch.sample.jsr352;
import java.util.ArrayList;
import java.util.List;
import javax.batch.api.chunk.AbstractItemReader;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* <p>
* Sample {@link javax.batch.api.chunk.ItemReader} implementation.
* </p>
*
* @since 3.0
* @author Chris Schaefer
*/
@SuppressWarnings("serial")
public class JsrSampleItemReader extends AbstractItemReader {
private static final Log LOG = LogFactory.getLog(JsrSampleItemReader.class);
private List<String> people = new ArrayList<String>() {{
add("John");
add("Joe");
add("Mark");
add("Jane");
}};
@Override
public Object readItem() throws Exception {
String person = null;
if(people.iterator().hasNext()) {
person = people.iterator().next();
people.remove(person);
LOG.info("Read person: " + person);
}
return person;
}
}