components/camel-flink/src/main/java/org/apache/camel/component/flink/VoidDataSetCallback.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.camel.component.flink;

import org.apache.flink.api.java.DataSet;

public abstract class VoidDataSetCallback implements DataSetCallback<Void> {

    public abstract void doOnDataSet(DataSet ds, Object... payloads);

    @Override
    public Void onDataSet(DataSet ds, Object... payloads) {
        doOnDataSet(ds, payloads);
        return null;
    }
}