/*
* 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 com.facebook.presto.kafka.util;
import kafka.serializer.Encoder;
import kafka.utils.VerifiableProperties;
import java.nio.ByteBuffer;
public class NumberEncoder
implements Encoder<Number>
{
@SuppressWarnings("UnusedParameters")
public NumberEncoder(VerifiableProperties properties)
{
// constructor required by Kafka
}
@Override
public byte[] toBytes(Number value)
{
ByteBuffer buf = ByteBuffer.allocate(8);
buf.putLong(value == null ? 0L : value.longValue());
return buf.array();
}
}