| /* |
| * 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 ch.qos.logback.classic.pattern.ClassOfCallerConverter; |
| import ch.qos.logback.classic.pattern.FileOfCallerConverter; |
| import ch.qos.logback.classic.pattern.LineOfCallerConverter; |
| import ch.qos.logback.classic.pattern.MethodOfCallerConverter; |
| import ch.qos.logback.classic.spi.ILoggingEvent; |
| import com.google.gson.JsonElement; |
| import com.google.gson.JsonNull; |
| import com.google.gson.JsonObject; |
| import com.google.gson.JsonSerializationContext; |
| import com.google.gson.JsonSerializer; |
| import org.apache.twill.api.logging.LogThrowable; |
| |
| import java.lang.reflect.Type; |
| |
| /** |
| * Gson serializer for {@link ILoggingEvent}. |
| */ |
| public final class ILoggingEventSerializer implements JsonSerializer<ILoggingEvent> { |
| |
| private final ClassOfCallerConverter classNameConverter = new ClassOfCallerConverter(); |
| private final MethodOfCallerConverter methodConverter = new MethodOfCallerConverter(); |
| private final FileOfCallerConverter fileConverter = new FileOfCallerConverter(); |
| private final LineOfCallerConverter lineConverter = new LineOfCallerConverter(); |
| private final String hostname; |
| private final String runnableName; |
| |
| public ILoggingEventSerializer(String hostname, String runnableName) { |
| this.hostname = hostname; |
| this.runnableName = runnableName; |
| } |
| |
| @Override |
| public JsonElement serialize(ILoggingEvent event, Type typeOfSrc, JsonSerializationContext context) { |
| JsonObject json = new JsonObject(); |
| json.addProperty("name", event.getLoggerName()); |
| json.addProperty("host", hostname); |
| json.addProperty("timestamp", Long.toString(event.getTimeStamp())); |
| json.addProperty("level", event.getLevel().toString()); |
| json.addProperty("className", classNameConverter.convert(event)); |
| json.addProperty("method", methodConverter.convert(event)); |
| json.addProperty("file", fileConverter.convert(event)); |
| json.addProperty("line", lineConverter.convert(event)); |
| json.addProperty("thread", event.getThreadName()); |
| json.addProperty("message", event.getFormattedMessage()); |
| json.addProperty("runnableName", runnableName); |
| if (event.getThrowableProxy() == null) { |
| json.add("throwable", JsonNull.INSTANCE); |
| } else { |
| json.add("throwable", context.serialize(new DefaultLogThrowable(event.getThrowableProxy()), LogThrowable.class)); |
| } |
| |
| return json; |
| } |
| } |