String[] cmd = { "/bin/sh", "-c", "node
  /usr/local/lib/node_modules/appium/bin/ios-webkit-debug-proxy-launcher.js "
  + "-d -u <UDID>:27753" };
Runtime.getRuntime().exec(cmd);
System.out.println("Starting Appium...");
cmd[2] = "appium --nodeconfig <Path to Config File>";
Runtime.getRuntime().exec(cmd);