// 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 com.cloud.vm; import java.lang.reflect.Type; import java.util.HashMap; import java.util.Map; import java.util.Map.Entry; import com.google.gson.Gson; import com.google.gson.GsonBuilder; import com.google.gson.JsonDeserializationContext; import com.google.gson.JsonDeserializer; import com.google.gson.JsonElement; import com.google.gson.JsonObject; import com.google.gson.JsonParseException; import org.apache.cloudstack.framework.jobs.impl.JobSerializerHelper; public class VmWorkSerializer { static class StringMapTypeAdapter implements JsonDeserializer<Map> { @Override public Map deserialize(JsonElement src, Type srcType, JsonDeserializationContext context) throws JsonParseException { Map<String, String> obj = new HashMap<String, String>(); JsonObject json = src.getAsJsonObject(); for (Entry<String, JsonElement> entry : json.entrySet()) { obj.put(entry.getKey(), entry.getValue().getAsString()); } return obj; } } protected static Gson s_gson; static { GsonBuilder gBuilder = new GsonBuilder(); gBuilder.setVersion(1.3); gBuilder.registerTypeAdapter(Map.class, new StringMapTypeAdapter()); s_gson = gBuilder.create(); } public static String serialize(VmWork work) { // TODO: there are way many generics, too tedious to get serialization work under GSON // use java binary serialization instead // return JobSerializerHelper.toObjectSerializedString(work); // return s_gson.toJson(work); } public static <T extends VmWork> T deserialize(Class<?> clazz, String workInJsonText) { // TODO: there are way many generics, too tedious to get serialization work under GSON // use java binary serialization instead // return (T)JobSerializerHelper.fromObjectSerializedString(workInJsonText); // return (T)s_gson.fromJson(workInJsonText, clazz); } }