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

Example 46 with ClosedChannelException

use of java.nio.channels.ClosedChannelException in project netty by netty.

the class UnpooledUnsafeDirectByteBuf method setBytes.

@Override
public int setBytes(int index, ScatteringByteChannel in, int length) throws IOException {
    ensureAccessible();
    ByteBuffer tmpBuf = internalNioBuffer();
    tmpBuf.clear().position(index).limit(index + length);
    try {
        return in.read(tmpBuf);
    } catch (ClosedChannelException ignored) {
        return -1;
    }
}

Example 47 with ClosedChannelException

use of java.nio.channels.ClosedChannelException in project netty by netty.

the class UnpooledDirectByteBuf method setBytes.

@Override
public int setBytes(int index, FileChannel in, long position, int length) throws IOException {
    ensureAccessible();
    ByteBuffer tmpBuf = internalNioBuffer();
    tmpBuf.clear().position(index).limit(index + length);
    try {
        return in.read(tmpNioBuf, position);
    } catch (ClosedChannelException ignored) {
        return -1;
    }
}

Example 48 with ClosedChannelException

use of java.nio.channels.ClosedChannelException in project graphdb by neo4j-attic.

the class Client method sendRequest.

protected <R> Response<R> sendRequest(RequestType<M> type, SlaveContext context, Serializer serializer, Deserializer<R> deserializer) {
    Triplet<Channel, ChannelBuffer, ByteBuffer> channelContext = null;
    try {
        // Send 'em over the wire
        channelContext = getChannel();
        Channel channel = channelContext.first();
        channelContext.second().clear();
        ChunkingChannelBuffer chunkingBuffer = new ChunkingChannelBuffer(channelContext.second(), channel, Protocol.MAX_FRAME_LENGTH);
        chunkingBuffer.writeByte(type.id());
        writeContext(type, context, chunkingBuffer);
        serializer.write(chunkingBuffer, channelContext.third());
        chunkingBuffer.done();
        // Read the response
        @SuppressWarnings("unchecked") BlockingReadHandler<ChannelBuffer> reader = (BlockingReadHandler<ChannelBuffer>) channel.getPipeline().get("blockingHandler");
        final Triplet<Channel, ChannelBuffer, ByteBuffer> finalChannelContext = channelContext;
        DechunkingChannelBuffer dechunkingBuffer = new DechunkingChannelBuffer(reader, DEFAULT_READ_RESPONSE_TIMEOUT_SECONDS) {

            @Override
            protected ChannelBuffer readNext() {
                ChannelBuffer result = super.readNext();
                if (result == null) {
                    channelPool.dispose(finalChannelContext);
                    throw new ComException("Channel has been closed");
                }
                return result;
            }
        };
        R response = deserializer.read(dechunkingBuffer, channelContext.third());
        StoreId storeId = readStoreId(dechunkingBuffer, channelContext.third());
        if (shouldCheckStoreId(type)) {
            assertCorrectStoreId(storeId);
        }
        TransactionStream txStreams = readTransactionStreams(dechunkingBuffer);
        return new Response<R>(response, storeId, txStreams);
    } catch (ClosedChannelException e) {
        channelPool.dispose(channelContext);
        throw new ComException(e);
    } catch (IOException e) {
        throw new ComException(e);
    } catch (InterruptedException e) {
        throw new ComException(e);
    } catch (Exception e) {
        throw new ComException(e);
    } finally {
        releaseChannel();
    }
}

Example 49 with ClosedChannelException

use of java.nio.channels.ClosedChannelException in project neo4j by neo4j.

the class PhysicalFlushableChannel method prepareForFlush.

/**
     * External synchronization between this method and close is required so that they aren't called concurrently.
     * Currently that's done by acquiring the PhysicalLogFile monitor.
     */
@Override
public Flushable prepareForFlush() throws IOException {
    buffer.flip();
    StoreChannel channel = this.channel;
    try {
        channel.writeAll(buffer);
    } catch (ClosedChannelException e) {
        handleClosedChannelException(e);
    }
    buffer.clear();
    return channel;
}

Example 50 with ClosedChannelException

use of java.nio.channels.ClosedChannelException in project neo4j by neo4j.

the class SingleFilePageSwapper method write.

@Override
public long write(long filePageId, Page page) throws IOException {
    long fileOffset = pageIdToPosition(filePageId);
    increaseFileSizeTo(fileOffset + filePageSize);
    try {
        StoreChannel channel = channel(filePageId);
        return swapOut(page, fileOffset, channel);
    } catch (ClosedChannelException e) {
        // AsynchronousCloseException is a subclass of
        // ClosedChannelException, and ClosedByInterruptException is in
        // turn a subclass of AsynchronousCloseException.
        tryReopen(filePageId, e);
        boolean interrupted = Thread.interrupted();
        // Recurse because this is hopefully a very rare occurrence.
        long bytesWritten = write(filePageId, page);
        if (interrupted) {
            Thread.currentThread().interrupt();
        }
        return bytesWritten;
    }
}