src/java/org/apache/sqoop/util/ErrorableAsyncSink.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.sqoop.util;

/**
 * Partial implementation of AsyncSink that relies on ErrorableThread to
 * provide a status bit for the join() method.
 */
public abstract class ErrorableAsyncSink extends AsyncSink {

  protected ErrorableThread child;

  public int join() throws InterruptedException {
    child.join();
    if (child.isErrored()) {
      return 1;
    } else {
      return 0;
    }
  }

}