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