io.cdap.cdap.internal.app.runtime.codec.ProgramOptionsCodec Maven / Gradle / Ivy
/*
* Copyright © 2015 Cask Data, Inc.
*
* 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 io.cdap.cdap.internal.app.runtime.codec;
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.JsonSerializationContext;
import com.google.gson.JsonSerializer;
import io.cdap.cdap.app.runtime.Arguments;
import io.cdap.cdap.app.runtime.ProgramOptions;
import io.cdap.cdap.internal.app.runtime.SimpleProgramOptions;
import io.cdap.cdap.proto.id.ProgramId;
import java.lang.reflect.Type;
/**
* A Gson codec for {@link ProgramOptions}.
*/
public class ProgramOptionsCodec implements JsonSerializer, JsonDeserializer {
@Override
public ProgramOptions deserialize(JsonElement json, Type typeOfT,
JsonDeserializationContext context) throws JsonParseException {
JsonObject jsonObj = json.getAsJsonObject();
ProgramId programId = context.deserialize(jsonObj.get("programId"), ProgramId.class);
Arguments arguments = context.deserialize(jsonObj.get("arguments"), Arguments.class);
Arguments userArguments = context.deserialize(jsonObj.get("userArguments"), Arguments.class);
boolean debug = jsonObj.get("debug").getAsBoolean();
return new SimpleProgramOptions(programId, arguments, userArguments, debug);
}
@Override
public JsonElement serialize(ProgramOptions src, Type typeOfSrc, JsonSerializationContext context) {
JsonObject json = new JsonObject();
json.add("programId", context.serialize(src.getProgramId(), ProgramId.class));
json.add("arguments", context.serialize(src.getArguments(), Arguments.class));
json.add("userArguments", context.serialize(src.getUserArguments(), Arguments.class));
json.addProperty("debug", src.isDebug());
return json;
}
}