Package org.springframework.batch.core.jsr.partition

Source Code of org.springframework.batch.core.jsr.partition.PartitionCollectorAdapterTests

/*
* Copyright 2013 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.core.jsr.partition;

import static org.junit.Assert.assertEquals;

import java.io.Serializable;
import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.locks.ReentrantLock;

import javax.batch.api.partition.PartitionCollector;

import org.junit.Test;
import org.springframework.batch.core.scope.context.ChunkContext;

public class PartitionCollectorAdapterTests {

  private PartitionCollectorAdapter adapter;

  @Test
  public void testAfterChunkSuccessful() throws Exception {
    Queue<Serializable> dataQueue = new ConcurrentLinkedQueue<Serializable>();

    adapter = new PartitionCollectorAdapter(dataQueue, new PartitionCollector() {

      private int count = 0;

      @Override
      public Serializable collectPartitionData() throws Exception {
        return String.valueOf(count++);
      }
    });

    adapter.setPartitionLock(new ReentrantLock());

    ChunkContext context = new ChunkContext(null);
    context.setComplete();

    adapter.afterChunk(context);
    adapter.afterChunkError(context);
    adapter.afterChunk(context);

    assertEquals(3, dataQueue.size());
    assertEquals("0", dataQueue.remove());
    assertEquals("1", dataQueue.remove());
    assertEquals("2", dataQueue.remove());
  }
}
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