/*
 * 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.
 */

import com.google.gson.JsonObject;
public class Hello {
  public static JsonObject main(JsonObject args) {
    String name = "stranger";
    if (args.has("name"))
      name = args.getAsJsonPrimitive("name").getAsString();
    if (args.has("place"))
      place = args.getAsJsonPrimitive("place").getAsString();
    JsonObject response = new JsonObject();
    response.addProperty("greeting", "Hello " + name + " from " + place + "!");
    return response;
  }
}