external/storm-kafka/src/jvm/org/apache/storm/kafka/IntSerializer.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
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * 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.storm.kafka;

import org.apache.kafka.common.serialization.Serializer;

import java.nio.ByteBuffer;
import java.nio.IntBuffer;
import java.util.Map;

public class IntSerializer implements Serializer<Integer> {
  @Override
  public void configure(Map<String, ?> map, boolean b) {
  }

  @Override
  public byte[] serialize(String topic, Integer val) {
    byte[] r = new byte[4];
    IntBuffer b = ByteBuffer.wrap(r).asIntBuffer();
    b.put(val);
    return r;
  }

  @Override
  public void close() {
  }
}