| /* |
| * 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.samza.config; |
| |
| import org.apache.samza.system.SystemStream; |
| |
| import java.util.Optional; |
| |
| |
| /** |
| * This class contains the methods for getting properties that are needed by the |
| * StreamAppender. |
| */ |
| public class Log4jSystemConfig extends SystemConfig { |
| |
| private static final String LOCATION_ENABLED = "task.log4j.location.info.enabled"; |
| private static final String TASK_LOG4J_SYSTEM = "task.log4j.system"; |
| |
| public Log4jSystemConfig(Config config) { |
| super(config); |
| } |
| |
| /** |
| * Defines whether or not to include file location information for Log4J |
| * appender messages. File location information includes the method, line |
| * number, class, etc. |
| * |
| * @return If true, will include file location (method, line number, etc) |
| * information in Log4J appender messages. |
| */ |
| public boolean getLocationEnabled() { |
| return "true".equals(get(Log4jSystemConfig.LOCATION_ENABLED, "false")); |
| } |
| |
| /** |
| * Get the log4j system name from the config. |
| * If it's not defined, throw a ConfigException |
| * |
| * @return log4j system name |
| */ |
| public String getSystemName() { |
| String log4jSystem = get(TASK_LOG4J_SYSTEM, null); |
| if (log4jSystem == null) { |
| throw new ConfigException("Missing " + TASK_LOG4J_SYSTEM + " configuration. Can't figure out the system name to use."); |
| } |
| return log4jSystem; |
| } |
| |
| public String getJobName() { |
| return get(JobConfig.JOB_NAME, null); |
| } |
| |
| public String getJobId() { |
| return get(JobConfig.JOB_ID, null); |
| } |
| |
| /** |
| * Get the class name according to the serde name. |
| * |
| * @param name serde name |
| * @return serde factory name, or null if there is no factory defined for the |
| * supplied serde name. |
| */ |
| public String getSerdeClass(String name) { |
| return get(String.format(SerializerConfig.SERDE_FACTORY_CLASS, name), null); |
| } |
| |
| public String getStreamSerdeName(String systemName, String streamName) { |
| StreamConfig streamConfig = new StreamConfig(this); |
| Optional<String> option = streamConfig.getStreamMsgSerde(new SystemStream(systemName, streamName)); |
| return option.isPresent() ? option.get() : null; |
| } |
| } |