org.kitesdk.apps.test.apps.AltScheduledInputOutputJob.java Source code

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/**
 * Copyright 2015 Cerner Corporation.
 *
 * 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.kitesdk.apps.test.apps;

import com.google.common.io.Closeables;
import org.apache.avro.generic.GenericRecord;
import org.kitesdk.apps.scheduled.AbstractSchedulableJob;
import org.kitesdk.apps.DataIn;
import org.kitesdk.apps.DataOut;
import org.kitesdk.data.DatasetReader;
import org.kitesdk.data.DatasetWriter;
import org.kitesdk.data.View;

/**
 * Alternate scheduled job for testing.
 */
public class AltScheduledInputOutputJob extends AbstractSchedulableJob {

    @Override
    public String getName() {
        return "alt-scheduled-input-output";
    }

    public void run(@DataIn(name = "source_users") View<GenericRecord> input,
            @DataOut(name = "target_users") View<GenericRecord> output) {

        DatasetReader<GenericRecord> reader = input.newReader();
        DatasetWriter<GenericRecord> writer = output.newWriter();

        try {
            while (reader.hasNext()) {

                writer.write(reader.next());
            }
        } finally {

            Closeables.closeQuietly(reader);
            Closeables.closeQuietly(writer);
        }
    }
}