Examples with FileLock java.nio.channels.FileLock used on opensource projects

Example 86 with FileLock

use of java.nio.channels.FileLock in project cryptofs by cryptomator.

the class OpenCryptoFileTest method testLockDelegatesToChannel.

@Theory
public void testLockDelegatesToChannel(boolean shared) throws IOException {
    long position = 383872;
    long size = 48483;
    FileLock lock = mock(FileLock.class);
    when(channel.lock(position, size, shared)).thenReturn(lock);
    assertThat(inTest.lock(position, size, shared), is(lock));
}

Example 87 with FileLock

use of java.nio.channels.FileLock in project cryptofs by cryptomator.

the class CryptoFileChannel method tryLock.

@Override
public FileLock tryLock(long position, long size, boolean shared) throws IOException {
    assertOpen();
    FileLock delegate = openCryptoFile.tryLock(position, size, shared);
    if (delegate == null) {
        return null;
    }
    CryptoFileLock result = // 
    CryptoFileLock.builder().withDelegate(// 
    delegate).withChannel(// 
    this).withPosition(// 
    position).withSize(// 
    size).thatIsShared(shared).build();
    return result;
}

Example 88 with FileLock

use of java.nio.channels.FileLock in project cryptofs by cryptomator.

the class CryptoFileChannel method lock.

@Override
public FileLock lock(long position, long size, boolean shared) throws IOException {
    assertOpen();
    return blockingIo(() -> {
        FileLock delegate = openCryptoFile.lock(position, size, shared);
        CryptoFileLock result = // 
        CryptoFileLock.builder().withDelegate(// 
        delegate).withChannel(// 
        this).withPosition(// 
        position).withSize(// 
        size).thatIsShared(shared).build();
        return result;
    });
}

Example 89 with FileLock

use of java.nio.channels.FileLock in project cryptofs by cryptomator.

the class AsyncDelegatingFileChannelTest method testTryLock.

@Test
public void testTryLock() throws IOException {
    Mockito.when(channel.tryLock(Mockito.anyLong(), Mockito.anyLong(), Mockito.anyBoolean())).thenReturn(null);
    Assert.assertNull(asyncChannel.tryLock(0l, 42l, true));
    FileLock lock = Mockito.mock(FileLock.class);
    Mockito.when(channel.tryLock(Mockito.anyLong(), Mockito.anyLong(), Mockito.anyBoolean())).thenReturn(lock);
    Assert.assertEquals(lock, asyncChannel.tryLock(0l, 42l, true));
}

Example 90 with FileLock

use of java.nio.channels.FileLock in project activemq-artemis by apache.

the class FileLockNodeManager method isBackupLive.

@Override
public boolean isBackupLive() throws Exception {
    FileLock liveAttemptLock;
    liveAttemptLock = tryLock(FileLockNodeManager.LIVE_LOCK_POS);
    if (liveAttemptLock == null) {
        return true;
    } else {
        liveAttemptLock.release();
        return false;
    }
}