| /* |
| * 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.serialization; |
| |
| import java.util.Map; |
| import org.apache.storm.thrift.TBase; |
| import org.apache.storm.thrift.TDeserializer; |
| import org.apache.storm.thrift.TException; |
| import org.apache.storm.thrift.TSerializer; |
| import org.apache.storm.utils.Utils; |
| |
| /** |
| * Note, this assumes it's deserializing a gzip byte stream, and will err if it encounters any other serialization. |
| */ |
| public class GzipThriftSerializationDelegate implements SerializationDelegate { |
| |
| @Override |
| public void prepare(Map<String, Object> topoConf) { |
| // No-op |
| } |
| |
| @Override |
| public byte[] serialize(Object object) { |
| try { |
| return Utils.gzip(new TSerializer().serialize((TBase) object)); |
| } catch (TException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| @Override |
| public <T> T deserialize(byte[] bytes, Class<T> clazz) { |
| try { |
| TBase instance = (TBase) clazz.newInstance(); |
| new TDeserializer().deserialize(instance, Utils.gunzip(bytes)); |
| return (T) instance; |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |