/**
* 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 storm.kafka;
import backtype.storm.tuple.Values;
import com.google.common.collect.ImmutableMap;
import java.util.List;
public class StringKeyValueScheme extends StringScheme implements KeyValueScheme {
@Override
public List<Object> deserializeKeyAndValue(byte[] key, byte[] value) {
if ( key == null ) {
return deserialize(value);
}
String keyString = StringScheme.deserializeString(key);
String valueString = StringScheme.deserializeString(value);
return new Values(ImmutableMap.of(keyString, valueString));
}
}