| /** |
| * 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.crunch.kafka.utils; |
| |
| import org.I0Itec.zkclient.exception.ZkMarshallingError; |
| import org.I0Itec.zkclient.serialize.ZkSerializer; |
| |
| import java.nio.charset.Charset; |
| |
| /** |
| * A {@link ZkSerializer Zookeeper serializer} for {@link String} objects. |
| * <p> |
| * Ported from the {@code kafka.utils.ZKStringSerializer} scala object. |
| * </p> |
| */ |
| public class ZkStringSerializer implements ZkSerializer { |
| |
| private static final Charset UTF_8 = Charset.forName("UTF-8"); |
| |
| @Override |
| public byte[] serialize(Object data) throws ZkMarshallingError { |
| return ((String) data).getBytes(UTF_8); |
| } |
| |
| @Override |
| public Object deserialize(byte[] bytes) throws ZkMarshallingError { |
| return bytes != null ? new String(bytes, UTF_8) : null; |
| } |
| } |