Java Code Examples for org.apache.ratis.util.FileUtils#deleteFully()

/**
 * Verify transaction info with provided lastAppliedIndex.
 *
 * If transaction info transaction Index is less than or equal to
 * lastAppliedIndex, return false, else return true.
 * @param omTransactionInfo
 * @param lastAppliedIndex
 * @param leaderId
 * @param newDBlocation
 * @return boolean
 */
public static boolean verifyTransactionInfo(
    OMTransactionInfo omTransactionInfo,
    long lastAppliedIndex,
    String leaderId, Path newDBlocation) {
  if (omTransactionInfo.getTransactionIndex() <= lastAppliedIndex) {
    OzoneManager.LOG.error("Failed to install checkpoint from OM leader: {}" +
            ". The last applied index: {} is greater than or equal to the " +
            "checkpoint's applied index: {}. Deleting the downloaded " +
            "checkpoint {}", leaderId, lastAppliedIndex,
        omTransactionInfo.getTransactionIndex(), newDBlocation);
    try {
      FileUtils.deleteFully(newDBlocation);
    } catch (IOException e) {
      OzoneManager.LOG.error("Failed to fully delete the downloaded DB " +
          "checkpoint {} from OM leader {}.", newDBlocation, leaderId, e);
    }
    return false;
  }

  return true;
}
 

private static void clearDirectory(File dir) throws IOException {
  if (dir.exists()) {
    LOG.info(dir + " already exists.  Deleting it ...");
    FileUtils.deleteFully(dir);
  }
  FileUtils.createDirectories(dir);
}
 

public LogOutputStream(File file, boolean append, long segmentMaxSize,
    long preallocatedSize, int bufferSize)
    throws IOException {
  this.file = file;
  this.checksum = new PureJavaCrc32C();
  this.segmentMaxSize = segmentMaxSize;
  this.preallocatedSize = preallocatedSize;
  RandomAccessFile rp = new RandomAccessFile(file, "rw");
  fc = rp.getChannel();
  fc.position(fc.size());
  preallocatedPos = fc.size();
  out = new BufferedWriteChannel(fc, bufferSize);

  try {
    fc = rp.getChannel();
    fc.position(fc.size());
    preallocatedPos = fc.size();

    out = new BufferedWriteChannel(fc, bufferSize);
    if (!append) {
      create();
    }
  } catch (IOException ioe) {
    LOG.warn("Hit IOException while creating log segment " + file
        + ", delete the partial file.");
    // hit IOException, clean up the in-progress log file
    try {
      FileUtils.deleteFully(file);
    } catch (IOException e) {
      LOG.warn("Failed to delete the file " + file, e);
    }
    throw ioe;
  }
}
 

private RaftServerProxy newRaftServer(RaftPeerId id, RaftGroup group, boolean format) {
  LOG.info("newRaftServer: {}, {}, format? {}", id, group, format);
  try {
    final File dir = getStorageDir(id);
    if (format) {
      FileUtils.deleteFully(dir);
      LOG.info("Formatted directory {}", dir);
    }
    final RaftProperties prop = new RaftProperties(properties);
    RaftServerConfigKeys.setStorageDir(prop, Collections.singletonList(dir));
    return newRaftServer(id, getStateMachineRegistry(properties), group, prop);
  } catch (IOException e) {
    throw new RuntimeException(e);
  }
}
 

private static void clearDirectory(File dir) throws IOException {
  if (dir.exists()) {
    LOG.info(dir + " already exists.  Deleting it ...");
    FileUtils.deleteFully(dir);
  }
  FileUtils.createDirectories(dir);
}
 

private RaftServerProxy newRaftServer(RaftPeerId id, RaftGroup group, boolean format) {
  LOG.info("newRaftServer: {}, {}, format? {}", id, group, format);
  try {
    final File dir = getStorageDir(id);
    if (format) {
      FileUtils.deleteFully(dir);
      LOG.info("Formatted directory {}", dir);
    }
    final RaftProperties prop = new RaftProperties(properties);
    RaftServerConfigKeys.setStorageDirs(prop, Collections.singletonList(dir));
    return newRaftServer(id, getStateMachineRegistry(properties), group, prop);
  } catch (IOException e) {
    throw new RuntimeException(e);
  }
}
 

@After
public void tearDown() throws Exception {
  if (storageDir != null) {
    FileUtils.deleteFully(storageDir.getParentFile());
  }
}
 

@AfterClass
public static void tearDown() throws IOException {
  FileUtils.deleteFully(rootTestDir.get());
}
 

@AfterClass
public static void tearDown() throws IOException {
  FileUtils.deleteFully(rootTestDir.get());
}
 

@After
public void tearDown() throws Exception {
  if (storageDir != null) {
    FileUtils.deleteFully(storageDir.getParentFile());
  }
}
 

@After
public void tearDown() throws Exception {
  if (storageDir != null) {
    FileUtils.deleteFully(storageDir.getParentFile());
  }
}
 

@AfterClass
public static void tearDown() throws IOException {
  FileUtils.deleteFully(rootTestDir.get());
}
 

@After
public void tearDown() throws Exception {
  if (storageDir != null) {
    FileUtils.deleteFully(storageDir.getParentFile());
  }
}
 

@After
public void tearDown() throws Exception {
  if (storageDir != null) {
    FileUtils.deleteFully(storageDir.getParentFile());
  }
}
 

@After
public void tearDown() throws Exception {
  if (storageDir != null) {
    FileUtils.deleteFully(storageDir.getParentFile());
  }
}
 

@After
public void tearDown() throws Exception {
  if (storageDir != null) {
    FileUtils.deleteFully(storageDir.getParentFile());
  }
}
 

@AfterClass
public static void tearDown() throws IOException {
  FileUtils.deleteFully(rootTestDir.get());
}
 

public void cleanUp() throws IOException {
    FileUtils.deleteFully(new File(getServerOpts().getWorkingDir()));
}
 

@After
public void tearDown() throws Exception {
  if (storageDir != null) {
    FileUtils.deleteFully(storageDir.getParentFile());
  }
}
 

@AfterClass
public static void shutdown() throws IOException {
  cluster.shutdown();
  FileUtils.deleteFully(new File(dbPath));
}