HADOOP-6899 RawLocalFileSystem#setWorkingDir() does not work for relative names
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1032730 13f79535-47bb-0310-9956-ffa450edef68
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@ -309,6 +309,9 @@ Trunk (unreleased changes)
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HADOOP-6926. SocketInputStream incorrectly implements read().
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(Todd Lipcon via tomwhite)
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HADOOP-6899 RawLocalFileSystem#setWorkingDir() does not work for relative names
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(Sanjay Radia)
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Release 0.21.1 - Unreleased
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IMPROVEMENTS
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@ -189,6 +189,15 @@ public class Path implements Comparable {
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return FileSystem.get(this.toUri(), conf);
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}
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/**
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* Is an absolute path (ie a slash relative path part)
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* AND a scheme is null AND authority is null.
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*/
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public boolean isAbsoluteAndSchemeAuthorityNull() {
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return (isUriPathAbsolute() &&
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uri.getScheme() == null && uri.getAuthority() == null);
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}
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/**
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* True if the path component (i.e. directory) of this URI is absolute.
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*/
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@ -53,6 +53,14 @@ public class RawLocalFileSystem extends FileSystem {
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workingDir = getInitialWorkingDirectory();
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}
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private Path makeAbsolute(Path f) {
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if (f.isAbsolute()) {
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return f;
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} else {
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return new Path(workingDir, f);
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}
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}
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/** Convert a path to a File. */
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public File pathToFile(Path path) {
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checkPath(path);
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@ -368,7 +376,9 @@ public class RawLocalFileSystem extends FileSystem {
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*/
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@Override
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public void setWorkingDirectory(Path newDir) {
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workingDir = newDir;
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workingDir = makeAbsolute(newDir);
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checkPath(workingDir);
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}
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@Override
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@ -545,4 +555,4 @@ public class RawLocalFileSystem extends FileSystem {
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return output;
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}
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}
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}
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@ -34,7 +34,7 @@ public class UnsupportedFileSystemException extends IOException {
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* Constructs exception with the specified detail message.
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* @param message exception message.
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*/
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UnsupportedFileSystemException(final String message) {
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public UnsupportedFileSystemException(final String message) {
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super(message);
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}
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}
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File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,197 @@
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.hadoop.fs;
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import java.io.DataInputStream;
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import java.io.IOException;
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import java.io.FileNotFoundException;
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import org.apache.hadoop.io.IOUtils;
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import org.junit.Assert;
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/**
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* Helper class for unit tests.
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*/
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public final class FileSystemTestHelper {
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// The test root is relative to the <wd>/build/test/data by default
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public static final String TEST_ROOT_DIR =
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System.getProperty("test.build.data", "build/test/data") + "/test";
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private static final int DEFAULT_BLOCK_SIZE = 1024;
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private static final int DEFAULT_NUM_BLOCKS = 2;
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private static String absTestRootDir = null;
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/** Hidden constructor */
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private FileSystemTestHelper() {}
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public static int getDefaultBlockSize() {
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return DEFAULT_BLOCK_SIZE;
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}
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public static byte[] getFileData(int numOfBlocks, long blockSize) {
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byte[] data = new byte[(int) (numOfBlocks * blockSize)];
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for (int i = 0; i < data.length; i++) {
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data[i] = (byte) (i % 10);
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}
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return data;
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}
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public static Path getTestRootPath(FileSystem fSys) {
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return fSys.makeQualified(new Path(TEST_ROOT_DIR));
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}
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public static Path getTestRootPath(FileSystem fSys, String pathString) {
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return fSys.makeQualified(new Path(TEST_ROOT_DIR, pathString));
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}
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// the getAbsolutexxx method is needed because the root test dir
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// can be messed up by changing the working dir.
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public static String getAbsoluteTestRootDir(FileSystem fSys)
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throws IOException {
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if (absTestRootDir == null) {
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if (TEST_ROOT_DIR.startsWith("/")) {
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absTestRootDir = TEST_ROOT_DIR;
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} else {
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absTestRootDir = fSys.getWorkingDirectory().toString() + "/"
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+ TEST_ROOT_DIR;
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}
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}
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return absTestRootDir;
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}
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public static Path getAbsoluteTestRootPath(FileSystem fSys) throws IOException {
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return fSys.makeQualified(new Path(getAbsoluteTestRootDir(fSys)));
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}
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public static Path getDefaultWorkingDirectory(FileSystem fSys)
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throws IOException {
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return getTestRootPath(fSys, "/user/" + System.getProperty("user.name"))
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.makeQualified(fSys.getUri(),
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fSys.getWorkingDirectory());
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}
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/*
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* Create files with numBlocks blocks each with block size blockSize.
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*/
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public static void createFile(FileSystem fSys, Path path, int numBlocks,
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int blockSize, boolean createParent) throws IOException {
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FSDataOutputStream out =
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fSys.create(path, false, 4096, fSys.getDefaultReplication(), blockSize );
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byte[] data = getFileData(numBlocks, blockSize);
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out.write(data, 0, data.length);
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out.close();
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}
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public static void createFile(FileSystem fSys, Path path, int numBlocks,
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int blockSize) throws IOException {
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createFile(fSys, path, numBlocks, blockSize, true);
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}
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public static void createFile(FileSystem fSys, Path path) throws IOException {
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createFile(fSys, path, DEFAULT_NUM_BLOCKS, DEFAULT_BLOCK_SIZE, true);
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}
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public static Path createFile(FileSystem fSys, String name) throws IOException {
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Path path = getTestRootPath(fSys, name);
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createFile(fSys, path);
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return path;
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}
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public static boolean exists(FileSystem fSys, Path p) throws IOException {
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return fSys.exists(p);
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}
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public static boolean isFile(FileSystem fSys, Path p) throws IOException {
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try {
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return fSys.getFileStatus(p).isFile();
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} catch (FileNotFoundException e) {
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return false;
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}
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}
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public static boolean isDir(FileSystem fSys, Path p) throws IOException {
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try {
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return fSys.getFileStatus(p).isDirectory();
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} catch (FileNotFoundException e) {
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return false;
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}
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}
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public static void writeFile(FileSystem fSys, Path path,byte b[])
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throws Exception {
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FSDataOutputStream out =
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fSys.create(path);
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out.write(b);
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out.close();
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}
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public static byte[] readFile(FileSystem fSys, Path path, int len )
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throws Exception {
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DataInputStream dis = fSys.open(path);
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byte[] buffer = new byte[len];
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IOUtils.readFully(dis, buffer, 0, len);
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dis.close();
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return buffer;
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}
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public static FileStatus containsPath(FileSystem fSys, Path path,
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FileStatus[] dirList)
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throws IOException {
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for(int i = 0; i < dirList.length; i ++) {
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if (getTestRootPath(fSys, path.toString()).equals(
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dirList[i].getPath()))
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return dirList[i];
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}
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return null;
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}
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public static FileStatus containsPath(Path path,
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FileStatus[] dirList)
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throws IOException {
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for(int i = 0; i < dirList.length; i ++) {
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if (path.equals(dirList[i].getPath()))
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return dirList[i];
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}
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return null;
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}
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public static FileStatus containsPath(FileSystem fSys, String path, FileStatus[] dirList)
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throws IOException {
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return containsPath(fSys, new Path(path), dirList);
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}
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public static enum fileType {isDir, isFile, isSymlink};
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public static void checkFileStatus(FileSystem aFs, String path,
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fileType expectedType) throws IOException {
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FileStatus s = aFs.getFileStatus(new Path(path));
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Assert.assertNotNull(s);
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if (expectedType == fileType.isDir) {
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Assert.assertTrue(s.isDirectory());
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} else if (expectedType == fileType.isFile) {
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Assert.assertTrue(s.isFile());
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} else if (expectedType == fileType.isSymlink) {
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Assert.assertTrue(s.isSymlink());
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}
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Assert.assertEquals(aFs.makeQualified(new Path(path)), s.getPath());
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}
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}
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@ -0,0 +1,58 @@
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.hadoop.fs;
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import java.io.IOException;
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import org.apache.hadoop.conf.Configuration;
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import org.junit.After;
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import org.junit.Assert;
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import org.junit.Before;
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import org.junit.Test;
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public class TestFSMainOperationsLocalFileSystem extends FSMainOperationsBaseTest {
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@Before
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public void setUp() throws Exception {
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fSys = FileSystem.getLocal(new Configuration());
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super.setUp();
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}
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static Path wd = null;
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protected Path getDefaultWorkingDirectory() throws IOException {
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if (wd == null)
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wd = FileSystem.getLocal(new Configuration()).getWorkingDirectory();
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return wd;
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}
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@After
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public void tearDown() throws Exception {
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super.tearDown();
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}
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@Test
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@Override
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public void testWDAbsolute() throws IOException {
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Path absoluteDir = FileSystemTestHelper.getTestRootPath(fSys,
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"test/existingDir");
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fSys.mkdirs(absoluteDir);
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fSys.setWorkingDirectory(absoluteDir);
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Assert.assertEquals(absoluteDir, fSys.getWorkingDirectory());
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}
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}
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