| /* |
| * 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.logging.log4j.flume.appender; |
| |
| import com.google.common.base.Preconditions; |
| import org.apache.flume.lifecycle.LifecycleAware; |
| import org.apache.flume.lifecycle.LifecycleState; |
| import org.apache.flume.node.NodeConfiguration; |
| import org.apache.flume.node.NodeManager; |
| import org.apache.flume.node.nodemanager.NodeConfigurationAware; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * |
| */ |
| public class FlumeNode implements LifecycleAware { |
| |
| private static final Logger LOGGER = LoggerFactory.getLogger(FlumeNode.class); |
| |
| private LifecycleState lifecycleState; |
| private final NodeManager nodeManager; |
| private final NodeConfigurationAware configurationAware; |
| private final NodeConfiguration conf; |
| |
| public FlumeNode(final NodeConfigurationAware configurationAware, final NodeManager manager, |
| final NodeConfiguration conf) { |
| this.nodeManager = manager; |
| this.conf = conf; |
| this.configurationAware = configurationAware; |
| } |
| |
| public void start() { |
| |
| Preconditions.checkState(nodeManager != null, "Node manager can not be null"); |
| |
| LOGGER.info("Flume node starting"); |
| |
| configurationAware.startAllComponents(conf); |
| |
| lifecycleState = LifecycleState.START; |
| } |
| |
| public void stop() { |
| |
| LOGGER.info("Flume node stopping"); |
| |
| configurationAware.stopAllComponents(); |
| |
| lifecycleState = LifecycleState.STOP; |
| } |
| |
| public NodeManager getNodeManager() { |
| return nodeManager; |
| } |
| |
| public NodeConfiguration getConfiguration() { |
| return conf; |
| } |
| |
| public LifecycleState getLifecycleState() { |
| return lifecycleState; |
| } |
| } |