/** * read a line of input (I cannot use buffered reader because we may need to switch encodings * mid-stream! */ private String readLine(InputStream inputStream) throws IOException { StringBuffer retval = new StringBuffer(""); while (true) { char ch; int i = inputStream.read(); if (i == -1) { throw new IOException("End of stream"); } else ch = (char) i; // reduce the available read size by 1 ("size" of a char). if (this.maxMessageSize > 0) { this.sizeCounter--; if (this.sizeCounter <= 0) throw new IOException("Max size exceeded!"); } if (ch != '\r') retval.append(ch); if (ch == '\n') { break; } } return retval.toString(); }
/** * This gets invoked when thread.start is called from the constructor. Implements a message loop - * reading the tcp connection and processing messages until we are done or the other end has * closed. */ public void run() { String message; Pipeline hispipe = null; // Create a pipeline to connect to our message parser. hispipe = new Pipeline(myClientInputStream, stack.readTimeout, ((SIPTransactionStack) stack).timer); // Create a pipelined message parser to read and parse // messages that we write out to him. myParser = new PipelinedMsgParser(this, hispipe, this.stack.getMaxMessageSize()); // Start running the parser thread. myParser.processInput(); // bug fix by Emmanuel Proulx int bufferSize = 4096; this.tlsMessageProcessor.useCount++; this.isRunning = true; try { while (true) { try { byte[] msg = new byte[bufferSize]; int nbytes = myClientInputStream.read(msg, 0, bufferSize); // no more bytes to read... if (nbytes == -1) { hispipe.write("\r\n\r\n".getBytes("UTF-8")); try { if (stack.maxConnections != -1) { synchronized (tlsMessageProcessor) { tlsMessageProcessor.nConnections--; tlsMessageProcessor.notify(); } } hispipe.close(); mySock.close(); } catch (IOException ioex) { } return; } hispipe.write(msg, 0, nbytes); } catch (IOException ex) { // Terminate the message. try { hispipe.write("\r\n\r\n".getBytes("UTF-8")); } catch (Exception e) { // InternalErrorHandler.handleException(e); } try { if (LogWriter.needsLogging) stack.logWriter.logMessage("IOException closing sock " + ex); try { if (stack.maxConnections != -1) { synchronized (tlsMessageProcessor) { tlsMessageProcessor.nConnections--; tlsMessageProcessor.notify(); } } mySock.close(); hispipe.close(); } catch (IOException ioex) { } } catch (Exception ex1) { // Do nothing. } return; } catch (Exception ex) { InternalErrorHandler.handleException(ex); } } } finally { this.isRunning = false; this.tlsMessageProcessor.remove(this); this.tlsMessageProcessor.useCount--; } }