| /** |
| * 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.falcon.cluster.util; |
| |
| import org.apache.falcon.entity.v0.EntityType; |
| import org.apache.falcon.entity.v0.cluster.Cluster; |
| import org.apache.falcon.entity.v0.cluster.Interface; |
| import org.apache.falcon.entity.v0.cluster.Interfacetype; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.File; |
| |
| /** |
| * A standalone cluster. |
| */ |
| public final class StandAloneCluster extends EmbeddedCluster { |
| private static final Logger LOG = LoggerFactory.getLogger(StandAloneCluster.class); |
| |
| private StandAloneCluster() { |
| } |
| |
| public static StandAloneCluster newCluster(String clusterFile) throws Exception { |
| LOG.debug("Initialising standalone cluster"); |
| StandAloneCluster cluster = new StandAloneCluster(); |
| cluster.clusterEntity = (Cluster) EntityType.CLUSTER.getUnmarshaller().unmarshal(new File(clusterFile)); |
| |
| for (Interface inter : cluster.getCluster().getInterfaces().getInterfaces()) { |
| if (inter.getType() == Interfacetype.WRITE) { |
| cluster.getConf().set("fs.default.name", inter.getEndpoint()); |
| break; |
| } |
| } |
| |
| LOG.info("Cluster Namenode = {}", cluster.getConf().get("fs.default.name")); |
| return cluster; |
| } |
| |
| @Override |
| public void shutdown() { |
| } |
| } |