Java tutorial
// 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.api; import java.lang.reflect.Type; import java.util.HashMap; import java.util.Map; import java.util.Map.Entry; 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; @SuppressWarnings("rawtypes") public 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; } }