Examples with CreateFileOptions alluxio.client.file.options.CreateFileOptions used on opensource projects

Example 56 with CreateFileOptions

use of alluxio.client.file.options.CreateFileOptions in project SSM by Intel-bigdata.

the class AlluxioStatesUpdateService method checkAndMarkRunning.

private FileOutStream checkAndMarkRunning(FileSystem fs) throws IOException {
    AlluxioURI moverIdPath = new AlluxioURI(ALLUXIO_MOVER_ID_PATH);
    try {
        if (fs.exists(moverIdPath)) {
            // Alluxio does not support append operation (ALLUXIO-25), here just delete it
            fs.delete(moverIdPath, DeleteOptions.defaults().setRecursive(true));
        }
        CreateFileOptions options = CreateFileOptions.defaults().setWriteType(WriteType.MUST_CACHE);
        FileOutStream fos = fs.createFile(moverIdPath, options);
        fos.write(InetAddress.getLocalHost().getHostName().getBytes());
        fos.flush();
        return fos;
    } catch (IOException | AlluxioException e) {
        LOG.error("Unable to lock alluxio 'mover', please stop alluxio 'mover' first.");
        throw new IOException(e.getMessage());
    }
}

Example 57 with CreateFileOptions

use of alluxio.client.file.options.CreateFileOptions in project SSM by Intel-bigdata.

the class TestAlluxioNamespaceFetcher method createFile.

private void createFile(String path) {
    CreateFileOptions options = CreateFileOptions.defaults().setWriteType(WriteType.MUST_CACHE);
    FileOutStream fos = null;
    try {
        fos = fs.createFile(new AlluxioURI(path), options);
        fos.write(new byte[] { 1 });
    } catch (IOException | AlluxioException e) {
        e.printStackTrace();
    } finally {
        if (fos != null) {
            try {
                fos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}