QnMsgDeserializer.java
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/*
* Copyright (c) 2016. wugian
* Licensed 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.xgimi.gimicinema.deserializer;
import com.gimi.common.cinema.model.GimiData;
import com.gimi.common.cinema.model.GimiMessage;
import com.gimi.common.cinema.model.MessageData;
import com.gimi.common.cinema.model.QnResult;
import com.gimi.common.cinema.model.StatusData;
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 com.google.gson.reflect.TypeToken;
import java.lang.reflect.Type;
import java.util.List;
/**
* Created by wugian on 2016/11/15
*/
public class QnMsgDeserializer<ObjectType> implements JsonDeserializer<QnResult> {
// {"data":{"status":"on","delay":300},"code":200,"message":"ok"}
public GimiMessage desericalize(
JsonElement json, Type typeOfT,
JsonDeserializationContext context) throws JsonParseException {
JsonObject jsonObject = json.getAsJsonObject();
JsonElement jsonCode = jsonObject.get("code");
int code = jsonCode.getAsInt();
JsonElement jsonMsg = jsonObject.get("message");
String msg = jsonMsg.getAsString();
JsonElement jsonData = jsonObject.get("data");
GimiData data = null;
if (jsonData != null && jsonData.isJsonObject()) {
data = context.deserialize(jsonData, GimiData.class);
}
GimiMessage gimiMsg = new GimiMessage();
gimiMsg.setCode(code);
gimiMsg.setMessage(msg);
gimiMsg.setData(data);
return gimiMsg;
}
@Override
public QnResult<?> deserialize(JsonElement json, Type typeOfT,
JsonDeserializationContext context)
throws JsonParseException {
JsonObject jsonObject = json.getAsJsonObject();
JsonElement jsonCode = jsonObject.get("code");
int code = jsonCode.getAsInt();
JsonElement jsonError = jsonObject.get("error");
int error = 0;
if (jsonError != null) {
error = jsonError.getAsInt();
}
JsonElement jsonMsg = jsonObject.get("message");
String msg = jsonMsg.getAsString();
JsonElement jsonData = jsonObject.get("data");
ObjectType obj = null;
if (jsonData != null && jsonData.isJsonArray() && jsonData.toString().contains("Messages")) {
Type type = new TypeToken<List<MessageData>>() {
}.getType();
obj = context.deserialize(jsonData, type);
}
if (jsonData != null && jsonData.isJsonObject() && jsonData.toString().contains("status")) {
obj = context.deserialize(jsonData, StatusData.class);
}
QnResult<ObjectType> qnResult = new QnResult<>();
qnResult.setCode(code);
qnResult.setError(error);
qnResult.setMessage(msg);
qnResult.setT(obj);
return qnResult;
}
}