Examples with UfsStatus alluxio.underfs.UfsStatus used on opensource projects

Example 26 with UfsStatus

use of alluxio.underfs.UfsStatus in project alluxio by Alluxio.

the class UfsJournalSnapshot method getNextLogSequenceNumberToCheckpoint.

/**
 * Gets the first journal log sequence number that is not yet checkpointed.
 *
 * @return the first journal log sequence number that is not yet checkpointed
 */
static long getNextLogSequenceNumberToCheckpoint(UfsJournal journal) throws IOException {
    List<UfsJournalFile> checkpoints = new ArrayList<>();
    UfsStatus[] statuses = journal.getUfs().listStatus(journal.getCheckpointDir().toString());
    if (statuses != null) {
        for (UfsStatus status : statuses) {
            UfsJournalFile file = UfsJournalFile.decodeCheckpointFile(journal, status.getName());
            if (file != null) {
                checkpoints.add(file);
            }
        }
        Collections.sort(checkpoints);
    }
    if (checkpoints.isEmpty()) {
        return 0;
    }
    return checkpoints.get(checkpoints.size() - 1).getEnd();
}

Example 27 with UfsStatus

use of alluxio.underfs.UfsStatus in project alluxio by Alluxio.

the class UfsJournal method isFormatted.

/**
 * @return whether the journal has been formatted
 */
public boolean isFormatted() throws IOException {
    UfsStatus[] files = mUfs.listStatus(mLocation.toString());
    if (files == null) {
        return false;
    }
    // Search for the format file.
    String formatFilePrefix = ServerConfiguration.getString(PropertyKey.MASTER_FORMAT_FILE_PREFIX);
    for (UfsStatus file : files) {
        if (file.getName().startsWith(formatFilePrefix)) {
            return true;
        }
    }
    return false;
}

Example 28 with UfsStatus

use of alluxio.underfs.UfsStatus in project alluxio by Alluxio.

the class UnderFileSystemCommonOperations method getDirectoryStatusTest.

/**
 * Test for getting directory status.
 */
@RelatedS3Operations(operations = { "putObject", "getObjectMetadata" })
public void getDirectoryStatusTest() throws IOException {
    String testDir = PathUtils.concatPath(mTopLevelTestDirectory, "testDir");
    mUfs.mkdirs(testDir);
    UfsStatus status = mUfs.getStatus(testDir);
    if (!(status instanceof UfsDirectoryStatus)) {
        throw new IOException("Failed to get ufs directory status");
    }
}

Example 29 with UfsStatus

use of alluxio.underfs.UfsStatus in project alluxio by Alluxio.

the class UnderFileSystemCommonOperations method createThenGetExistingDirectoryStatusTest.

/**
 * Test for getting existing directory status.
 */
@RelatedS3Operations(operations = { "putObject", "getObjectMetadata" })
public void createThenGetExistingDirectoryStatusTest() throws IOException {
    String testDir = PathUtils.concatPath(mTopLevelTestDirectory, "testDir");
    mUfs.mkdirs(testDir);
    UfsStatus status = mUfs.getExistingStatus(testDir);
    if (!(status instanceof UfsDirectoryStatus)) {
        throw new IOException("Failed to get ufs directory status");
    }
}

Example 30 with UfsStatus

use of alluxio.underfs.UfsStatus in project alluxio by Alluxio.

the class UnderFileSystemCommonOperations method createThenGetExistingStatusTest.

/**
 * Test for getting existing status.
 */
@RelatedS3Operations(operations = {})
public void createThenGetExistingStatusTest() throws IOException {
    String testFile = PathUtils.concatPath(mTopLevelTestDirectory, "testFile");
    createTestBytesFile(testFile);
    UfsStatus status = mUfs.getExistingStatus(testFile);
    if (!(status instanceof UfsFileStatus)) {
        throw new IOException("Failed to get ufs file status");
    }
}