Thursday, August 15, 2013

java calling win32 tibrvsend.exe

            /**
            * -daemon and the arg must be distinct strings
            *
             * quotes aren't necessary
            */
            String[] strArrayWithoutQuote = new String[] {
                        "C:\\tibrv\\8.3\\bin\\tibrvsend", "-daemon",
                        "localhost:7500", "-service", "9013", "-network",
                        ";239.193.224.50,239.193.224.51;239.193.224.50",
                        "GENERIC.g.TO_MTS_TRADE_REQUEST", xml };
            System.out.println(Arrays.asList(strArrayWithoutQuote));
            execAndWait(strArrayWithoutQuote);
      }

      /**
      * http://www.rgagnon.com/javadetails/java-0014.html says -- If you need to
      * pass arguments, it's safer to a String array especially if they contain
      * spaces.
      */
      static private void execAndWait(String[] command)
            try {
                  Runtime runtime = Runtime.getRuntime();
                  Process p = runtime.exec(command);
                  BufferedReader stdInput = new BufferedReader(new InputStreamReader(p
                              .getInputStream()));
                  String s = null;
                  while ((s = stdInput.readLine()) != null) {
                        System.out.println(s);
                  }
                  BufferedReader stdError = new BufferedReader(new InputStreamReader(p
                              .getErrorStream()));
                  while ((s = stdError.readLine()) != null) {
                        System.err.println(s);
                  }
                  p.waitFor(); // advised to do this after streams
            } catch (IOException e) {
                  throw new RuntimeException(e);
            } catch (InterruptedException e) {
                  throw new RuntimeException(e);
            }
      }

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