/* * Create and size the buffers appropriately. */ private void createBuffers() { /* * We'll assume the buffer sizes are the same * between client and server. */ SSLSession session = clientEngine.getSession(); int appBufferMax = session.getApplicationBufferSize(); int netBufferMax = session.getPacketBufferSize(); /* * We'll make the input buffers a bit bigger than the max needed * size, so that unwrap()s following a successful data transfer * won't generate BUFFER_OVERFLOWS. * * We'll use a mix of direct and indirect ByteBuffers for * tutorial purposes only. In reality, only use direct * ByteBuffers when they give a clear performance enhancement. */ clientIn = ByteBuffer.allocate(appBufferMax + 50); serverIn = ByteBuffer.allocate(appBufferMax + 50); cTOs = ByteBuffer.allocateDirect(netBufferMax); sTOc = ByteBuffer.allocateDirect(netBufferMax); clientOut = ByteBuffer.wrap("Hi Server, I'm Client".getBytes()); serverOut = ByteBuffer.wrap("Hello Client, I'm Server".getBytes()); }
public SSLSocketChannelWrapper(SSLContext sslContext, SocketChannel sc, boolean client) throws Exception { super(sc); sslEngine = sslContext.createSSLEngine(); sslEngine.setUseClientMode(client); sslEngine.setEnableSessionCreation(true); SSLSession session = sslEngine.getSession(); in = ByteBuffer.allocate(64 * 1024); emptyBuffer = ByteBuffer.allocate(0); int netBufferMax = session.getPacketBufferSize(); netOutBuffer = ByteBuffer.allocate(netBufferMax); netInBuffer = ByteBuffer.allocate(netBufferMax); }