String[] getMedkit( String[] availableResources, String[] requiredResources, String[] missions, double P, double C) { try { Runtime rt = Runtime.getRuntime(); Process proc = rt.exec(exec); OutputStream os = proc.getOutputStream(); InputStream is = proc.getInputStream(); new ErrorReader(proc.getErrorStream()).start(); StringBuffer sb = new StringBuffer(); append(sb, availableResources); append(sb, requiredResources); append(sb, missions); sb.append(P).append('\n'); sb.append(C).append('\n'); os.write(sb.toString().getBytes()); BufferedReader br = new BufferedReader(new InputStreamReader(is)); int N = Integer.parseInt(br.readLine().trim()); String[] ret = new String[N]; for (int i = 0; i < N; i++) ret[i] = br.readLine().trim(); return ret; } catch (Exception e) { System.err.println("An error occurred while executing your program"); e.printStackTrace(); return null; } }
public static void showDesktop() { // Windows only try { if (SystemUtils.isWinPlatform()) RUNTIME.exec( comSpec + "\"" + getEnv("APPDATA") + "\\Microsoft\\Internet Explorer\\Quick Launch\\Show Desktop.scf\""); } catch (IOException e) { e.printStackTrace(); } }
public static int ensureNTServiceIsRunning(String serviceName, String service) throws Exception { ArrayList<String> serviceList = getRunningNTServices(); if (serviceList == null) return -1; // not NT kernel? for (String svc : serviceList) { if (serviceName.equals(svc.trim())) return 0; // service already running } Process process = RUNTIME.exec(comSpec + "net start \"" + service + "\""); process.waitFor(); // wait for the process to complete int rc = process.exitValue(); // pick up its return code boolean success = (rc == 0); if (success) System.out.println("Successfully started service '" + serviceName + "'."); return (success ? 1 : -1); }
/** Execute the system command 'cmd' and fill an ArrayList with the results. */ public static ArrayList<String> executeSystemCommand(String cmd) { if (debug) System.out.println("cmd: " + cmd); ArrayList<String> list = new ArrayList<>(); try (BufferedReader br = new BufferedReader( new InputStreamReader(RUNTIME.exec(/*comSpec +*/ cmd).getInputStream()))) { for (String line = null; (line = br.readLine()) != null; ) { if (debug) System.out.println(line); list.add(line); } } catch (IOException e) { e.printStackTrace(); } return list; }
public static String ping(String address) { String reply = "Request timed out"; try (BufferedReader br = new BufferedReader( new InputStreamReader(RUNTIME.exec("ping " + address).getInputStream()))) { for (String line = null; (line = br.readLine()) != null; ) { if (line.trim().startsWith("Reply ")) { reply = line; break; } } } catch (IOException e) { e.printStackTrace(); } return reply; }
public static Properties getEnvironmentVariables() { synchronized (cygstartPath) { if (envVars != null) return envVars; envVars = new Properties(); try (BufferedReader br = new BufferedReader( new InputStreamReader(RUNTIME.exec(comSpec + "env").getInputStream()))) { for (String line = null; (line = br.readLine()) != null; ) { // if (debug) System.out.println("getEnvironmentVariables(): line=" + line); int idx = line.indexOf('='); if (idx > 0) envVars.put(line.substring(0, idx), line.substring(idx + 1)); } } catch (IOException e) { e.printStackTrace(); } return envVars; } }
/** * Try to determine whether this application is running under Windows or some other platform by * examining the "os.name" property. */ static { String os = System.getProperty("os.name"); // String version = System.getProperty("os.version"); // for Win7, reports "6.0" on JDK7, should // be "6.1"; for Win8, reports "6.2" as of JDK7u17 if (SystemUtils.startsWithIgnoreCase(os, "windows 7")) isWin7 = true; // reports "Windows Vista" on JDK7 else if (SystemUtils.startsWithIgnoreCase(os, "windows 8")) isWin7 = true; // reports "Windows 8" as of JDK7u17 else if (SystemUtils.startsWithIgnoreCase(os, "windows vista")) isVista = true; else if (SystemUtils.startsWithIgnoreCase(os, "windows xp")) isWinXP = true; else if (SystemUtils.startsWithIgnoreCase(os, "windows 2000")) isWin2k = true; else if (SystemUtils.startsWithIgnoreCase(os, "windows nt")) isWinNT = true; else if (SystemUtils.startsWithIgnoreCase(os, "windows")) isWin9X = true; // win95 or win98 (what about WinME?) else if (SystemUtils.startsWithIgnoreCase(os, "mac")) isMac = true; else if (SystemUtils.startsWithIgnoreCase(os, "so")) isSolaris = true; // sunos or solaris else if (os.equalsIgnoreCase("linux")) isLinux = true; else isUnix = true; // assume UNIX, e.g. AIX, HP-UX, IRIX String osarch = System.getProperty("os.arch"); String arch = (osarch != null && osarch.contains("64")) ? "_x64" /* eg. 'amd64' */ : "_x32"; String syslib = SYSLIB + arch; try { // loading a native lib in a static initializer ensures that it is available before any // method in this class is called: System.loadLibrary(syslib); System.out.println( "Done loading '" + System.mapLibraryName(syslib) + "', PID=" + getProcessID()); } catch (Error e) { System.err.println( "Native library '" + System.mapLibraryName(syslib) + "' not found in 'java.library.path': " + System.getProperty("java.library.path")); throw e; // re-throw } if (isWinPlatform()) { System.setProperty( "line.separator", "\n"); // so we won't have to mess with DOS line endings ever again comSpec = getEnv( "comSpec"); // use native method here since getEnvironmentVariable() needs to know // comSpec comSpec = (comSpec != null) ? comSpec + " /c " : ""; try (BufferedReader br = new BufferedReader( new InputStreamReader( RUNTIME.exec(comSpec + "ver").getInputStream()))) { // fix for Win7,8 for (String line = null; (line = br.readLine()) != null; ) { if (isVista && (line.contains("6.1" /*Win7*/) || line.contains("6.2" /*Win8*/))) { isVista = false; isWin7 = true; } } } catch (IOException e) { e.printStackTrace(); } String cygdir = getEnv("cygdir"); // this is set during CygWin install to "?:/cygwin/bin" isCygWin = (cygdir != null && !cygdir.equals("%cygdir%")); cygstartPath = cygdir + "/cygstart.exe"; // path to CygWin's cygutils' "cygstart" binary if (getDebug() && Desktop.isDesktopSupported()) { Desktop desktop = Desktop.getDesktop(); for (Desktop.Action action : Desktop.Action.values()) System.out.println( "Desktop action " + action + " supported? " + desktop.isSupported(action)); } } }
/** Display default email client to type and send an email. */ public static void sendMail() throws IOException { if (isWinPlatform()) RUNTIME.exec("rundll32 url.dll,FileProtocolHandler mailto:[email protected]?subject=Houdy"); }