org.apache.axis2.json.gson.rpc.JsonUtils Maven / Gradle / Ivy
/*
* 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.axis2.json.gson.rpc;
import com.google.gson.Gson;
import com.google.gson.stream.JsonReader;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
public class JsonUtils {
public static Object invokeServiceClass(JsonReader jsonReader,
Object service,
Method operation ,
Class[] paramClasses ,
int paramCount ) throws InvocationTargetException,
IllegalAccessException, IOException {
Object[] methodParam = new Object[paramCount];
Gson gson = new Gson();
String[] argNames = new String[paramCount];
if( ! jsonReader.isLenient()){
jsonReader.setLenient(true);
}
jsonReader.beginObject();
String messageName=jsonReader.nextName(); // get message name from input json stream
jsonReader.beginArray();
int i = 0;
for (Class paramType : paramClasses) {
jsonReader.beginObject();
argNames[i] = jsonReader.nextName();
methodParam[i] = gson.fromJson(jsonReader, paramType); // gson handle all types well and return an object from it
jsonReader.endObject();
i++;
}
jsonReader.endArray();
jsonReader.endObject();
return operation.invoke(service, methodParam);
}
public static Method getOpMethod(String methodName, Method[] methodSet) {
for (Method method : methodSet) {
String mName = method.getName();
if (mName.equals(methodName)) {
return method;
}
}
return null;
}
}