From 906589c912882ee351e4d6f1b2f873b2da735f65 Mon Sep 17 00:00:00 2001 From: Robert Joseph Evans Date: Fri, 6 Apr 2012 19:16:47 +0000 Subject: [PATCH] HADOOP-8014. ViewFileSystem does not correctly implement getDefaultBlockSize, getDefaultReplication, getContentSummary git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1310556 13f79535-47bb-0310-9956-ffa450edef68 --- .../fs/viewfs/NotInMountpointException.java | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/NotInMountpointException.java diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/NotInMountpointException.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/NotInMountpointException.java new file mode 100644 index 00000000000..f92108cfe75 --- /dev/null +++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/NotInMountpointException.java @@ -0,0 +1,52 @@ +/** + * 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.classification.InterfaceAudience; +import org.apache.hadoop.classification.InterfaceStability; +import java.io.IOException; +import java.util.ArrayList; +import java.util.HashSet; + +import org.apache.hadoop.fs.Path; + +/** + * NotInMountpointException extends the UnsupportedOperationException. + * Exception class used in cases where the given path is not mounted + * through viewfs. + */ +@InterfaceAudience.Public +@InterfaceStability.Evolving /*Evolving for a release,to be changed to Stable */ +@SuppressWarnings("serial") +public class NotInMountpointException extends UnsupportedOperationException { + final String msg; + + public NotInMountpointException(Path path, String operation) { + msg = operation + " on path `" + path + "' is not within a mount point"; + } + + public NotInMountpointException(String operation) { + msg = operation + " on empty path is invalid"; + } + + @Override + public String getMessage() { + return msg; + } +}