001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 */ 019package org.apache.reef.runtime.yarn.client.parameters; 020 021import org.apache.reef.tang.annotations.Name; 022import org.apache.reef.tang.annotations.NamedParameter; 023 024/** 025 * Directory in the local filesystem to hold resources required to run the driver and submit evaluators. 026 */ 027@NamedParameter(doc = "Folder to hold resources of the Unmanaged Driver", 028 default_value = RootFolder.DEFAULT_VALUE, short_name = "root_folder") 029public final class RootFolder implements Name<String> { 030 031 public static final String DEFAULT_VALUE = "REEF_LOCAL_RUNTIME"; 032 033 /** Empty private constructor to prohibit instantiation of the utility class. */ 034 private RootFolder() { } 035}