Package org.apache.mina.common

Examples of org.apache.mina.common.ByteBuffer

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            throw new ProtocolEncoderException(
                    "This encoder can decode only Netty Messages.");
        }

        for (;;) {
            ByteBuffer buf = ByteBuffer.allocate(8192);
            Message m = (Message) message;
            try {
                if (m.write(buf.buf())) {
                    break;
                }
            } finally {
                buf.flip();
                if (buf.hasRemaining()) {
                    out.write(buf);
                } else {
                    buf.release();
                }
            }
        }
    }
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        for (Object o : bufferQueue) {
            sum += ((ByteBuffer) o).remaining();
        }

        // Allocate a new BB that will contain all fragments
        ByteBuffer newBuf = ByteBuffer.allocate(sum);

        // and merge all.
        for (;;) {
            ByteBuffer buf = bufferQueue.poll();
            if (buf == null) {
                break;
            }

            newBuf.put(buf);
            buf.release();
        }

        // Push the new buffer finally.
        newBuf.flip();
        bufferQueue.offer(newBuf);
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        Zlib inflater = (Zlib) session.getAttribute(INFLATER);
        if (inflater == null) {
            throw new IllegalStateException();
        }

        ByteBuffer inBuffer = (ByteBuffer) message;
        ByteBuffer outBuffer = inflater.inflate(inBuffer);
        inBuffer.release();
        nextFilter.messageReceived(session, outBuffer);
    }
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        Zlib deflater = (Zlib) session.getAttribute(DEFLATER);
        if (deflater == null) {
            throw new IllegalStateException();
        }

        ByteBuffer inBuffer = (ByteBuffer) writeRequest.getMessage();
        if (!inBuffer.hasRemaining()) {
            // Ignore empty buffers
            nextFilter.filterWrite(session, writeRequest);
        } else {
            ByteBuffer outBuf = deflater.deflate(inBuffer);
            inBuffer.release();
            nextFilter.filterWrite(session, new WriteRequest(outBuf,
                    writeRequest.getFuture()));
        }
    }
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        WriteFuture future = null;
        if (bufferQueue.isEmpty()) {
            return null;
        } else {
            for (;;) {
                ByteBuffer buf = bufferQueue.poll();
                if (buf == null) {
                    break;
                }

                // Flush only when the buffer has remaining.
                if (buf.hasRemaining()) {
                    future = doFlush(buf);
                }
            }
        }
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        if (objectSize > maxObjectSize) {
            throw new StreamCorruptedException("ObjectSize too big: "
                    + objectSize + " (expected: <= " + maxObjectSize + ')');
        }

        ByteBuffer buf = ByteBuffer.allocate(objectSize + 4, false);
        buf.putInt(objectSize);
        in.readFully(buf.array(), 4, objectSize);
        buf.position(0);
        buf.limit(objectSize + 4);

        Object answer = buf.getObject(classLoader);
        buf.release();
        return answer;
    }
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        byte[] inBytes = new byte[inBuffer.limit()];
        inBuffer.get(inBytes).flip();

        byte[] outBytes = new byte[inBytes.length * 2];
        ByteBuffer outBuffer = ByteBuffer.allocate(outBytes.length);
        outBuffer.setAutoExpand(true);

        zStream.next_in = inBytes;
        zStream.next_in_index = 0;
        zStream.avail_in = inBytes.length;
        zStream.next_out = outBytes;
        zStream.next_out_index = 0;
        zStream.avail_out = outBytes.length;
        int retval = 0;

        do {
            retval = zStream.inflate(JZlib.Z_SYNC_FLUSH);
            switch (retval) {
            case JZlib.Z_OK:
                // completed decompression, lets copy data and get out
            case JZlib.Z_BUF_ERROR:
                // need more space for output. store current output and get more
                outBuffer.put(outBytes, 0, zStream.next_out_index);
                zStream.next_out_index = 0;
                zStream.avail_out = outBytes.length;
                break;
            default:
                // unknown error
                outBuffer.release();
                outBuffer = null;
                if (zStream.msg == null)
                    throw new IOException("Unknown error. Error code : "
                            + retval);
                else
                    throw new IOException("Unknown error. Error code : "
                            + retval + " and message : " + zStream.msg);
            }
        } while (zStream.avail_in > 0);

        return outBuffer.flip();
    }
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            inBytes = null;
            throw new IOException("Compression failed with return value : "
                    + retval);
        }

        ByteBuffer outBuf = ByteBuffer
                .wrap(outBytes, 0, zStream.next_out_index);

        return outBuf;
    }
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    public void write(byte[] b, int off, int len) throws IOException {
        out.write(b, off, len);
    }

    public void writeObject(Object obj) throws IOException {
        ByteBuffer buf = ByteBuffer.allocate(64, false);
        buf.setAutoExpand(true);
        buf.putObject(obj);

        int objectSize = buf.position() - 4;
        if (objectSize > maxObjectSize) {
            buf.release();
            throw new IllegalArgumentException(
                    "The encoded object is too big: " + objectSize + " (> "
                            + maxObjectSize + ')');
        }

        out.write(buf.array(), 0, buf.position());
        buf.release();
    }
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        }
    }

    private void readSession(DatagramChannel channel, RegistrationRequest req)
            throws Exception {
        ByteBuffer readBuf = ByteBuffer
                .allocate(((DatagramSessionConfig) req.config
                        .getSessionConfig()).getReceiveBufferSize());
        try {
            SocketAddress remoteAddress = channel.receive(readBuf.buf());
            if (remoteAddress != null) {
                DatagramSessionImpl session = (DatagramSessionImpl) newSession(
                        remoteAddress, req.address);

                readBuf.flip();

                ByteBuffer newBuf = ByteBuffer.allocate(readBuf.limit());
                newBuf.put(readBuf);
                newBuf.flip();

                session.increaseReadBytes(newBuf.remaining());
                session.getFilterChain().fireMessageReceived(session, newBuf);
            }
        } finally {
            readBuf.release();
        }
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  • org.apache.camel.component.mina.MinaConverterTest
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