Examples with FileDoesNotExistException alluxio.exception.FileDoesNotExistException used on opensource projects

Example 36 with FileDoesNotExistException

use of alluxio.exception.FileDoesNotExistException in project alluxio by Alluxio.

the class FileSystemMasterTest method listStatus.

@Test
public void listStatus() throws Exception {
    final int files = 10;
    List<FileInfo> infos;
    List<String> filenames;
    // Test files in root directory.
    for (int i = 0; i < files; i++) {
        createFileWithSingleBlock(ROOT_URI.join("file" + String.format("%05d", i)));
    }
    infos = mFileSystemMaster.listStatus(ROOT_URI, ListStatusOptions.defaults().setLoadMetadataType(LoadMetadataType.Never));
    Assert.assertEquals(files, infos.size());
    // Copy out filenames to use List contains.
    filenames = new ArrayList<>();
    for (FileInfo info : infos) {
        filenames.add(info.getPath());
    }
    // Compare all filenames.
    for (int i = 0; i < files; i++) {
        Assert.assertTrue(filenames.contains(ROOT_URI.join("file" + String.format("%05d", i)).toString()));
    }
    // Test single file.
    createFileWithSingleBlock(ROOT_FILE_URI);
    infos = mFileSystemMaster.listStatus(ROOT_FILE_URI, ListStatusOptions.defaults().setLoadMetadataType(LoadMetadataType.Never));
    Assert.assertEquals(1, infos.size());
    Assert.assertEquals(ROOT_FILE_URI.getPath(), infos.get(0).getPath());
    // Test files in nested directory.
    for (int i = 0; i < files; i++) {
        createFileWithSingleBlock(NESTED_URI.join("file" + String.format("%05d", i)));
    }
    infos = mFileSystemMaster.listStatus(NESTED_URI, ListStatusOptions.defaults().setLoadMetadataType(LoadMetadataType.Never));
    Assert.assertEquals(files, infos.size());
    // Copy out filenames to use List contains.
    filenames = new ArrayList<>();
    for (FileInfo info : infos) {
        filenames.add(info.getPath());
    }
    // Compare all filenames.
    for (int i = 0; i < files; i++) {
        Assert.assertTrue(filenames.contains(NESTED_URI.join("file" + String.format("%05d", i)).toString()));
    }
    // Test non-existent URIs.
    try {
        mFileSystemMaster.listStatus(NESTED_URI.join("DNE"), ListStatusOptions.defaults().setLoadMetadataType(LoadMetadataType.Never));
        Assert.fail("listStatus() for a non-existent URI should fail.");
    } catch (FileDoesNotExistException e) {
    // Expected case.
    }
}

Example 37 with FileDoesNotExistException

use of alluxio.exception.FileDoesNotExistException in project alluxio by Alluxio.

the class FileSystemMasterTest method getPath.

@Test
public void getPath() throws Exception {
    AlluxioURI rootUri = new AlluxioURI("/");
    long rootId = mFileSystemMaster.getFileId(rootUri);
    Assert.assertEquals(rootUri, mFileSystemMaster.getPath(rootId));
    // get non-existent id
    try {
        mFileSystemMaster.getPath(rootId + 1234);
        Assert.fail("getPath() for a non-existent id should fail.");
    } catch (FileDoesNotExistException e) {
    // Expected case.
    }
}

Example 38 with FileDoesNotExistException

use of alluxio.exception.FileDoesNotExistException in project alluxio by Alluxio.

the class FileSystemMasterTest method getFileInfo.

/**
   * Tests the {@link FileSystemMaster#getFileInfo(AlluxioURI)} method.
   */
@Test
public void getFileInfo() throws Exception {
    createFileWithSingleBlock(NESTED_FILE_URI);
    long fileId;
    FileInfo info;
    fileId = mFileSystemMaster.getFileId(ROOT_URI);
    info = mFileSystemMaster.getFileInfo(fileId);
    Assert.assertEquals(ROOT_URI.getPath(), info.getPath());
    Assert.assertEquals(ROOT_URI.getPath(), mFileSystemMaster.getFileInfo(ROOT_URI).getPath());
    fileId = mFileSystemMaster.getFileId(NESTED_URI);
    info = mFileSystemMaster.getFileInfo(fileId);
    Assert.assertEquals(NESTED_URI.getPath(), info.getPath());
    Assert.assertEquals(NESTED_URI.getPath(), mFileSystemMaster.getFileInfo(NESTED_URI).getPath());
    fileId = mFileSystemMaster.getFileId(NESTED_FILE_URI);
    info = mFileSystemMaster.getFileInfo(fileId);
    Assert.assertEquals(NESTED_FILE_URI.getPath(), info.getPath());
    Assert.assertEquals(NESTED_FILE_URI.getPath(), mFileSystemMaster.getFileInfo(NESTED_FILE_URI).getPath());
    // Test non-existent id.
    try {
        mFileSystemMaster.getFileInfo(fileId + 1234);
        Assert.fail("getFileInfo() for a non-existent id should fail.");
    } catch (FileDoesNotExistException e) {
    // Expected case.
    }
    // Test non-existent URIs.
    try {
        mFileSystemMaster.getFileInfo(ROOT_FILE_URI);
        Assert.fail("getFileInfo() for a non-existent URI should fail.");
    } catch (FileDoesNotExistException e) {
    // Expected case.
    }
    try {
        mFileSystemMaster.getFileInfo(TEST_URI);
        Assert.fail("getFileInfo() for a non-existent URI should fail.");
    } catch (FileDoesNotExistException e) {
    // Expected case.
    }
    try {
        mFileSystemMaster.getFileInfo(NESTED_URI.join("DNE"));
        Assert.fail("getFileInfo() for a non-existent URI should fail.");
    } catch (FileDoesNotExistException e) {
    // Expected case.
    }
}

Example 39 with FileDoesNotExistException

use of alluxio.exception.FileDoesNotExistException in project alluxio by Alluxio.

the class FileSystemMasterTest method getPersistenceState.

/**
   * Tests the {@link FileSystemMaster#getPersistenceState(long)} method.
   */
@Test
public void getPersistenceState() throws Exception {
    AlluxioURI rootUri = new AlluxioURI("/");
    long rootId = mFileSystemMaster.getFileId(rootUri);
    Assert.assertEquals(PersistenceState.PERSISTED, mFileSystemMaster.getPersistenceState(rootId));
    // get non-existent id
    try {
        mFileSystemMaster.getPersistenceState(rootId + 1234);
        Assert.fail("getPath() for a non-existent id should fail.");
    } catch (FileDoesNotExistException e) {
    // Expected case.
    }
}

Example 40 with FileDoesNotExistException

use of alluxio.exception.FileDoesNotExistException in project alluxio by Alluxio.

the class RmCommand method runCommand.

@Override
protected void runCommand(AlluxioURI path, CommandLine cl) throws AlluxioException, IOException {
    // TODO(calvin): Remove explicit state checking.
    boolean recursive = cl.hasOption("R");
    if (!mFileSystem.exists(path)) {
        throw new FileDoesNotExistException(ExceptionMessage.PATH_DOES_NOT_EXIST.getMessage(path));
    }
    if (!recursive && mFileSystem.getStatus(path).isFolder()) {
        throw new IOException(path.getPath() + " is a directory, to remove it, please use \"rm -R <path>\"");
    }
    DeleteOptions options = DeleteOptions.defaults().setRecursive(recursive);
    mFileSystem.delete(path, options);
    System.out.println(path + " has been removed");
}