Example usage for io.netty.util.internal PlatformDependent freeDirectBuffer

Introduction

In this page you can find the example usage for io.netty.util.internal PlatformDependent freeDirectBuffer.

Prototype

public static void freeDirectBuffer(ByteBuffer buffer) 

Source Link

Document

Try to deallocate the specified direct ByteBuffer .

Usage

From source file:docet.DocetUtils.java

License:Apache License

private static void forceReleaseBuffer(ByteBuffer buffer) {
    if (buffer == null || !buffer.isDirect()) {
        return;//from  ww w. j av a 2s  .c  om
    }
    PlatformDependent.freeDirectBuffer(buffer);
}

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From source file:herddb.utils.FileUtils.java

License:Apache License

public static void forceReleaseBuffer(ByteBuffer buffer) {
    if (buffer == null || !buffer.isDirect()) {
        return;/*  w w  w .  j a  v  a 2  s.  c  o m*/
    }
    PlatformDependent.freeDirectBuffer(buffer);
}

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From source file:herddb.utils.ODirectFileInputStream.java

License:Apache License

@Override
public void close() throws IOException {
    fc.close();
    PlatformDependent.freeDirectBuffer(originalBuffer);
}

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From source file:herddb.utils.ODirectFileOutputStream.java

License:Apache License

@Override
public void close() throws IOException {
    // this will add padding
    flush(true);/*from  w w  w  .  j  a  v  a2s .c om*/
    fc.close();
    PlatformDependent.freeDirectBuffer(originalBuffer);
}

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From source file:herddb.utils.OpenFileUtils.java

License:Apache License

public static void releaseAlignedBuffer(ByteBuffer buffer) {
    PlatformDependent.freeDirectBuffer(buffer);
}

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From source file:io.horizondb.io.files.FileUtils.java

License:Apache License

/**
 * Unmap the specified memory mapping.//w  w  w.  j  av  a2 s . co  m
 * 
 * @param buffer the buffer representing the memory mapping.
 */
public static void munmap(MappedByteBuffer buffer) {
    PlatformDependent.freeDirectBuffer(buffer);
}

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From source file:org.apache.activemq.artemis.core.io.mapped.MappedByteBufferCache.java

License:Apache License

public void closeAndResize(long length) {
    if (!closed) {
        //TO_FIX: unmap in this way is not portable BUT required on Windows that can't resize a memmory mapped file!
        for (final WeakReference<MappedByteBuffer> mbbRef : this.byteBuffers) {
            if (mbbRef != null) {
                final MappedByteBuffer mbb = mbbRef.get();
                if (mbb != null) {
                    try {
                        PlatformDependent.freeDirectBuffer(mbb);
                    } catch (Throwable t) {
                        //TO_FIX: force releasing of the other buffers
                    }//from w w w  .  java 2s . c  o m
                }
            }
        }
        this.byteBuffers.clear();
        try {
            if (fileChannel.size() != length) {
                try {
                    synchronized (FILE_LOCK) {
                        try (FileLock lock = fileChannel.lock()) {
                            final long size = fileChannel.size();
                            if (size != length) {
                                raf.setLength(length);
                            }
                        }
                    }
                } catch (IOException ioe) {
                    throw new IllegalStateException("Failed to resize to " + length, ioe);
                }
            }
        } catch (IOException ex) {
            throw new IllegalStateException("Failed to get size", ex);
        } finally {
            try {
                fileChannel.close();
            } catch (IOException e) {
                throw new IllegalStateException("Failed to close channel", e);
            } finally {
                try {
                    raf.close();
                } catch (IOException e) {
                    throw new IllegalStateException("Failed to close RandomAccessFile", e);
                }
            }
            closed = true;
        }
    }
}

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From source file:org.apache.activemq.artemis.core.io.mapped.MappedByteBufferCache.java

License:Apache License

@Override
public void close() {
    if (!closed) {
        //TO_FIX: unmap in this way is not portable BUT required on Windows that can't resize a memory mapped file!
        for (final WeakReference<MappedByteBuffer> mbbRef : this.byteBuffers) {
            if (mbbRef != null) {
                final MappedByteBuffer mbb = mbbRef.get();
                if (mbb != null) {
                    try {
                        PlatformDependent.freeDirectBuffer(mbb);
                    } catch (Throwable t) {
                        //TO_FIX: force releasing of the other buffers
                    }//from  www .  j ava2s .  co m
                }
            }
        }
        this.byteBuffers.clear();
        try {
            fileChannel.close();
        } catch (IOException e) {
            throw new IllegalStateException("Failed to close channel", e);
        } finally {
            try {
                raf.close();
            } catch (IOException e) {
                throw new IllegalStateException("Failed to close RandomAccessFile", e);
            }
        }
        closed = true;
    }
}

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From source file:org.apache.activemq.artemis.core.io.mapped.MappedFile.java

License:Apache License

@Override
public void close() {
    try {/*  w w  w  . j a  v  a2  s  .  com*/
        channel.close();
    } catch (IOException e) {
        throw new IllegalStateException(e);
    } finally {
        //unmap in a deterministic way: do not rely on GC to do it
        PlatformDependent.freeDirectBuffer(this.buffer);
    }
}

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From source file:org.apache.activemq.artemis.core.io.mapped.MappedSequentialFileFactory.java

License:Apache License

@Override
public void releaseDirectBuffer(ByteBuffer buffer) {
    PlatformDependent.freeDirectBuffer(buffer);
}

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