| /* |
| * 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.twill.internal.json; |
| |
| 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 org.apache.twill.api.TwillRunResources; |
| import org.apache.twill.api.logging.LogEntry; |
| import org.apache.twill.internal.DefaultTwillRunResources; |
| |
| import java.lang.reflect.Type; |
| |
| /** |
| * Codec for serializing and deserializing a {@link org.apache.twill.api.TwillRunResources} object using json. |
| */ |
| public final class TwillRunResourcesCodec implements JsonSerializer<TwillRunResources>, |
| JsonDeserializer<TwillRunResources> { |
| private static final String CONTAINER_ID = "containerId"; |
| private static final String INSTANCE_ID = "instanceId"; |
| private static final String HOST = "host"; |
| private static final String MEMORY_MB = "memoryMB"; |
| private static final String VIRTUAL_CORES = "virtualCores"; |
| private static final String DEBUG_PORT = "debugPort"; |
| private static final String LOG_LEVEL = "logLevel"; |
| |
| @Override |
| public JsonElement serialize(TwillRunResources src, Type typeOfSrc, JsonSerializationContext context) { |
| JsonObject json = new JsonObject(); |
| |
| json.addProperty(CONTAINER_ID, src.getContainerId()); |
| json.addProperty(INSTANCE_ID, src.getInstanceId()); |
| json.addProperty(HOST, src.getHost()); |
| json.addProperty(MEMORY_MB, src.getMemoryMB()); |
| json.addProperty(VIRTUAL_CORES, src.getVirtualCores()); |
| if (src.getDebugPort() != null) { |
| json.addProperty(DEBUG_PORT, src.getDebugPort()); |
| } |
| if (src.getLogLevel() != null) { |
| json.addProperty(LOG_LEVEL, src.getLogLevel().toString()); |
| } |
| |
| return json; |
| } |
| |
| @Override |
| public TwillRunResources deserialize(JsonElement json, Type typeOfT, |
| JsonDeserializationContext context) throws JsonParseException { |
| JsonObject jsonObj = json.getAsJsonObject(); |
| return new DefaultTwillRunResources(jsonObj.get("instanceId").getAsInt(), |
| jsonObj.get("containerId").getAsString(), |
| jsonObj.get("virtualCores").getAsInt(), |
| jsonObj.get("memoryMB").getAsInt(), |
| jsonObj.get("host").getAsString(), |
| jsonObj.has("debugPort") ? jsonObj.get("debugPort").getAsInt() : null, |
| jsonObj.has("logLevel") ? LogEntry.Level.valueOf( |
| jsonObj.get("logLevel").getAsString()) : LogEntry.Level.INFO); |
| } |
| } |