/*
* Copyright 2009-2010 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.admin.sample;
import org.springframework.batch.item.ItemReader;
/**
* {@link ItemReader} with hard-coded input data.
*/
public class ExampleItemReader implements ItemReader<String> {
private static final int MAX_OUTER = 1;
private String[] input = { "Hello", "world!", "Wow", "that's", "cool!" };
private int index = 0;
private int outer = 0;
/**
* Reads next record from input
*/
public synchronized String read() throws Exception {
if (index >= input.length) {
outer++;
if (outer > MAX_OUTER) {
return null;
} else {
index = 0;
}
}
return input[index++];
}
}