| /** |
| * 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.hadoop.fs.viewfs; |
| |
| import org.apache.hadoop.fs.permission.FsPermission; |
| |
| /** |
| * Config variable prefixes for ViewFs - |
| * see {@link org.apache.hadoop.fs.viewfs.ViewFs} for examples. |
| * The mount table is specified in the config using these prefixes. |
| * See {@link org.apache.hadoop.fs.viewfs.ConfigUtil} for convenience lib. |
| */ |
| public interface Constants { |
| /** |
| * Prefix for the config variable prefix for the ViewFs mount-table |
| */ |
| public static final String CONFIG_VIEWFS_PREFIX = "fs.viewfs.mounttable"; |
| |
| /** |
| * Prefix for the home dir for the mount table - if not specified |
| * then the hadoop default value (/user) is used. |
| */ |
| public static final String CONFIG_VIEWFS_HOMEDIR = "homedir"; |
| |
| /** |
| * Config variable name for the default mount table. |
| */ |
| public static final String CONFIG_VIEWFS_DEFAULT_MOUNT_TABLE = "default"; |
| |
| /** |
| * Config variable full prefix for the default mount table. |
| */ |
| public static final String CONFIG_VIEWFS_PREFIX_DEFAULT_MOUNT_TABLE = |
| CONFIG_VIEWFS_PREFIX + "." + CONFIG_VIEWFS_DEFAULT_MOUNT_TABLE; |
| |
| /** |
| * Config variable for specifying a simple link |
| */ |
| public static final String CONFIG_VIEWFS_LINK = "link"; |
| |
| /** |
| * Config variable for specifying a merge link |
| */ |
| public static final String CONFIG_VIEWFS_LINK_MERGE = "linkMerge"; |
| |
| /** |
| * Config variable for specifying a merge of the root of the mount-table |
| * with the root of another file system. |
| */ |
| public static final String CONFIG_VIEWFS_LINK_MERGE_SLASH = "linkMergeSlash"; |
| |
| static public final FsPermission PERMISSION_555 = |
| new FsPermission((short) 0555); |
| |
| String CONFIG_VIEWFS_RENAME_STRATEGY = "fs.viewfs.rename.strategy"; |
| } |