Examples with FileStatus org.apache.hadoop.fs.FileStatus used on opensource projects

Example 26 with FileStatus

use of org.apache.hadoop.fs.FileStatus in project hadoop by apache.

the class ContractTestUtils method assertIsDirectory.

/**
   * Assert that a path refers to a directory.
   * @param fs filesystem
   * @param path path of the directory
   * @throws IOException on File IO problems
   */
public static void assertIsDirectory(FileSystem fs, Path path) throws IOException {
    FileStatus fileStatus = fs.getFileStatus(path);
    assertIsDirectory(fileStatus);
}

Example 27 with FileStatus

use of org.apache.hadoop.fs.FileStatus in project hadoop by apache.

the class ContractTestUtils method assertIsFile.

/**
   * Assert that a file exists and whose {@link FileStatus} entry
   * declares that this is a file and not a symlink or directory.
   * @param fileSystem filesystem to resolve path against
   * @param filename name of the file
   * @throws IOException IO problems during file operations
   */
public static void assertIsFile(FileSystem fileSystem, Path filename) throws IOException {
    assertPathExists(fileSystem, "Expected file", filename);
    FileStatus status = fileSystem.getFileStatus(filename);
    assertIsFile(filename, status);
}

Example 28 with FileStatus

use of org.apache.hadoop.fs.FileStatus in project hadoop by apache.

the class TestChRootedFileSystem method testList.

@Test
public void testList() throws IOException {
    FileStatus fs = fSys.getFileStatus(new Path("/"));
    Assert.assertTrue(fs.isDirectory());
    //  should return the full path not the chrooted path
    Assert.assertEquals(fs.getPath(), chrootedTo);
    // list on Slash
    FileStatus[] dirPaths = fSys.listStatus(new Path("/"));
    Assert.assertEquals(0, dirPaths.length);
    fileSystemTestHelper.createFile(fSys, "/foo");
    fileSystemTestHelper.createFile(fSys, "/bar");
    fSys.mkdirs(new Path("/dirX"));
    fSys.mkdirs(fileSystemTestHelper.getTestRootPath(fSys, "/dirY"));
    fSys.mkdirs(new Path("/dirX/dirXX"));
    dirPaths = fSys.listStatus(new Path("/"));
    // note 2 crc files
    Assert.assertEquals(4, dirPaths.length);
    // Note the the file status paths are the full paths on target
    fs = FileSystemTestHelper.containsPath(new Path(chrootedTo, "foo"), dirPaths);
    Assert.assertNotNull(fs);
    Assert.assertTrue(fs.isFile());
    fs = FileSystemTestHelper.containsPath(new Path(chrootedTo, "bar"), dirPaths);
    Assert.assertNotNull(fs);
    Assert.assertTrue(fs.isFile());
    fs = FileSystemTestHelper.containsPath(new Path(chrootedTo, "dirX"), dirPaths);
    Assert.assertNotNull(fs);
    Assert.assertTrue(fs.isDirectory());
    fs = FileSystemTestHelper.containsPath(new Path(chrootedTo, "dirY"), dirPaths);
    Assert.assertNotNull(fs);
    Assert.assertTrue(fs.isDirectory());
}

Example 29 with FileStatus

use of org.apache.hadoop.fs.FileStatus in project hadoop by apache.

the class TestChRootedFs method testList.

@Test
public void testList() throws IOException {
    FileStatus fs = fc.getFileStatus(new Path("/"));
    Assert.assertTrue(fs.isDirectory());
    //  should return the full path not the chrooted path
    Assert.assertEquals(fs.getPath(), chrootedTo);
    // list on Slash
    FileStatus[] dirPaths = fc.util().listStatus(new Path("/"));
    Assert.assertEquals(0, dirPaths.length);
    fileContextTestHelper.createFileNonRecursive(fc, "/foo");
    fileContextTestHelper.createFileNonRecursive(fc, "/bar");
    fc.mkdir(new Path("/dirX"), FileContext.DEFAULT_PERM, false);
    fc.mkdir(fileContextTestHelper.getTestRootPath(fc, "/dirY"), FileContext.DEFAULT_PERM, false);
    fc.mkdir(new Path("/dirX/dirXX"), FileContext.DEFAULT_PERM, false);
    dirPaths = fc.util().listStatus(new Path("/"));
    Assert.assertEquals(4, dirPaths.length);
    // Note the the file status paths are the full paths on target
    fs = fileContextTestHelper.containsPath(fcTarget, "foo", dirPaths);
    Assert.assertNotNull(fs);
    Assert.assertTrue(fs.isFile());
    fs = fileContextTestHelper.containsPath(fcTarget, "bar", dirPaths);
    Assert.assertNotNull(fs);
    Assert.assertTrue(fs.isFile());
    fs = fileContextTestHelper.containsPath(fcTarget, "dirX", dirPaths);
    Assert.assertNotNull(fs);
    Assert.assertTrue(fs.isDirectory());
    fs = fileContextTestHelper.containsPath(fcTarget, "dirY", dirPaths);
    Assert.assertNotNull(fs);
    Assert.assertTrue(fs.isDirectory());
}

Example 30 with FileStatus

use of org.apache.hadoop.fs.FileStatus in project hadoop by apache.

the class AbstractContractGetFileStatusTest method testListStatusFiltering.

@Test
public void testListStatusFiltering() throws Throwable {
    describe("Call listStatus() against paths and directories with filtering");
    Path file1 = touchf("file-1.txt");
    touchf("file-2.txt");
    Path parent = file1.getParent();
    FileStatus[] result;
    verifyListStatus(0, parent, NO_PATHS);
    verifyListStatus(2, parent, ALL_PATHS);
    MatchesNameFilter file1Filter = new MatchesNameFilter("file-1.txt");
    result = verifyListStatus(1, parent, file1Filter);
    assertEquals(file1, result[0].getPath());
    verifyListStatus(0, file1, NO_PATHS);
    result = verifyListStatus(1, file1, ALL_PATHS);
    assertEquals(file1, result[0].getPath());
    result = verifyListStatus(1, file1, file1Filter);
    assertEquals(file1, result[0].getPath());
    // empty subdirectory
    Path subdir = path("subdir");
    mkdirs(subdir);
    verifyListStatus(0, subdir, NO_PATHS);
    verifyListStatus(0, subdir, ALL_PATHS);
    verifyListStatus(0, subdir, new MatchesNameFilter("subdir"));
}