/*
* 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 com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.base.Throwables;
import kafka.serializer.Encoder;
import kafka.utils.VerifiableProperties;
import java.io.IOException;
public class JsonEncoder
implements Encoder<Object>
{
private final ObjectMapper objectMapper = new ObjectMapper();
@SuppressWarnings("UnusedParameters")
public JsonEncoder(VerifiableProperties properties)
{
// constructor required by Kafka
}
@Override
public byte[] toBytes(Object o)
{
try {
return objectMapper.writeValueAsBytes(o);
}
catch (IOException e) {
throw Throwables.propagate(e);
}
}
}