Java Code Examples for java.lang.Process#getInputStream()

The following examples show how to use java.lang.Process#getInputStream() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: WifiUtil.java    From ShareBox with Apache License 2.0 6 votes vote down vote up 
public static ArrayList<String> nativeGetConnectedIP(String deviceName) {
        ArrayList<String> connectedIP = new ArrayList<String>();
        try {
            Process local=Runtime.getRuntime().exec("cat /proc/net/arp");

            DataInputStream os=new DataInputStream(local.getInputStream());

            String line;
            Log.i(TAG,"arp begin");
            while ((line = os.readLine()) != null) {
                Log.i(TAG, line);
                String[] splited = line.split("\\s+");
                if (splited != null && splited.length > 5) {
                    if(!splited[3].equals("00:00:00:00:00:00")&&splited[5].contains(deviceName)){
                        String ip = splited[0];
                        connectedIP.add(ip);
                    }
                }
            }
            Log.i(TAG,"arp end");
        } catch (IOException e) {
            e.printStackTrace();
        }
//        connectedIP.remove(0);
        return connectedIP;
    }
Example 2
Source File: EnvInfo.java    From spring-rest with Apache License 2.0 6 votes vote down vote up 
final

  public static Map<String,String> mapEnvInfo(String filter) throws IOException {
      Process proc = Runtime.getRuntime().exec("env");
      Map<String, String> ret = new HashMap<>();
            try (InputStream stream = proc.getInputStream()) {
          try (Scanner s = new Scanner(stream).useDelimiter("\\n")) {
        	  while (s.hasNext())
        	  {
                  String val =  s.next();
                  String[] nameVal = val.split("=");
                  if (filter.equalsIgnoreCase("*"))
                	  ret.put(nameVal[0],nameVal.length > 1 ? nameVal[1] : "");
                  else
                  {
                	  if (nameVal[0].startsWith(filter))
                	  {
                    	  ret.put(nameVal[0],nameVal.length > 1 ? nameVal[1] : "");
                	  }
                  }
                  
        	  }
          } 
      } 
      return ret;
  }
Example 3
Source File: ProcessManager.java    From jdk9-jigsaw with Creative Commons Zero v1.0 Universal 6 votes vote down vote up 
public List<String> allProcesses() {
	List<String> processes = new LinkedList<String>();
	try {
	    String line;
	    Process p = null;
	    if(System.getProperty("os.name").toLowerCase().contains("win")) {
		    p = Runtime.getRuntime().exec
		    	    (System.getenv("windir") +"\\system32\\"+"tasklist.exe");
	    } else {
		    p = Runtime.getRuntime().exec("ps -e");
	    }
	    BufferedReader input =
	            new BufferedReader(new InputStreamReader(p.getInputStream()));
	    while ((line = input.readLine()) != null) {
	    	processes.add(line);
	    }
	    input.close();
	} catch (Exception err) {
	    err.printStackTrace();
	}
	
	return processes;
}
Example 4
Source File: HostInfo.java    From spring-rest with Apache License 2.0 5 votes vote down vote up 
public static String execReadToString(String execCommand) throws IOException {
    Process proc = Runtime.getRuntime().exec(execCommand);
    try (InputStream stream = proc.getInputStream()) {
        try (Scanner s = new Scanner(stream).useDelimiter("\\A")) {
            return s.hasNext() ? s.next() : "";
        }
    }
}
Example 5
Source File: DaCapoClientRunner.java    From dacapobench with Apache License 2.0 5 votes vote down vote up 
public static void runIteration(String size, int numThreads, boolean useBeans) {

    try {

      /* Calling the function directly does not launch the client now. According to testing, it seems the getMain method of boot does not work properlly.
         Thus these ugly codes are temporarily used for checking the whole framework
         Will be changed once the problem is fixed
      */
      //ClientCLI.main(new String[] { car, "-i", "-t", numThreads + "", "-s", size, useBeans ? "-b" : "" });

      String jhome= System.getProperty("java.home");

      ProcessBuilder pb = new ProcessBuilder(jhome + "/bin/java", "-jar", "-Dkaraf.startLocalConsole=false", gero + "/bin/client.jar", car, "-t", numThreads + "", "-s", size, useBeans ? "-b" : "");
      Process p = pb.start();
      p.waitFor();

      BufferedReader stdInput = new BufferedReader(new InputStreamReader(p.getInputStream()));
      while (stdInput.ready()) { //While there's something in the buffer
        //read&print - replace with a buffered read (into an array) if the output doesn't contain CR/LF
        System.out.println(stdInput.readLine());
      }

    } catch (Exception e) {
      System.err.print("Exception running client iteration: " + e.toString());
      e.printStackTrace();
    }
  }
Example 6
Source File: derbyrunjartest.java    From gemfirexd-oss with Apache License 2.0 5 votes vote down vote up 
private static void runtool(jvm jvm, String loc, String[] args)
    throws IOException
{
    System.out.println(concatenate(args) + ':');

    if (jvm == null) {
        com.pivotal.gemfirexd.internal.iapi.tools.run.main(args);
        return;
    }

    Vector cmd = jvm.getCommandLine();
    cmd.addElement("-jar");
    cmd.addElement(loc);
    for (int i=0; i < args.length; i++) {
        cmd.addElement(args[i]);
    }
    String command = concatenate((String[]) cmd.toArray(new String[0]));

    Process pr = null;

    try
    {
        pr = Runtime.getRuntime().exec(command);
        BackgroundStreamSaver saver = 
                    new BackgroundStreamSaver(pr.getInputStream(), System.out);
        saver.finish();
        pr.waitFor();
        pr.destroy();
    } catch(Throwable t) {
        System.out.println("Process exception: " + t.getMessage());
        if (pr != null)
        {
            pr.destroy();
            pr = null;
        }
    }
}
Example 7
Source File: derbyrunjartest.java    From gemfirexd-oss with Apache License 2.0 4 votes vote down vote up 
private static void runtool(jvm jvm, String loc, String[] args)
    throws IOException
{
    System.out.println(concatenate(args) + ':');

    if (jvm == null) {
        com.pivotal.gemfirexd.internal.iapi.tools.run.main(args);
        return;
    }

    Vector cmd = jvm.getCommandLine();
    cmd.addElement("-jar");
    cmd.addElement(loc);
    for (int i=0; i < args.length; i++) {
        cmd.addElement(args[i]);
    }
    String command = concatenate((String[]) cmd.toArray(new String[0]));

    Process pr = null;

    try
    {
        pr = Runtime.getRuntime().exec(command);
        BackgroundStreamSaver saver = 
                    new BackgroundStreamSaver(pr.getInputStream(), System.out);
        saver.finish();
        pr.waitFor();
        pr.destroy();
    } catch(Throwable t) {
        System.out.println("Process exception: " + t.getMessage());
        if (pr != null)
        {
            pr.destroy();
            pr = null;
        }
    }
}
Example 8
Source File: RepairnatorPostBuild.java    From repairnator with MIT License 4 votes vote down vote up 
public void printProcessOutPut(Process process) throws IOException{
    try (BufferedReader reader = new BufferedReader(
        new InputStreamReader(process.getInputStream()))) {
        reader.lines().forEach(line -> System.out.println(line));
    }
}
Example 9
Source File: JAudioFile.java    From jAudioGIT with GNU Lesser General Public License v2.1 4 votes vote down vote up 
public static void main(String[] args) throws Exception{
   	processor = new AudioStreamProcessor(args[0],args[1]);

String base_prefix =args[2];
base_prefix += args[4];

ProcessBuilder gstreamerBuilder = new ProcessBuilder("gst-launch-1.0", "-q", "filesrc", "location="+args[3], "!", "decodebin", "!", "audioconvert", "!", "audio/x-raw,format=F32LE", "!", "fdsink");
Process gstreamer =  gstreamerBuilder.start();
       DataInputStream input = new DataInputStream(gstreamer.getInputStream());
ByteBuffer buffer = ByteBuffer.allocateDirect(1000000000);
buffer.order(java.nio.ByteOrder.LITTLE_ENDIAN);
       byte[] b = new byte[1000000];
int read=0;
int total=0;
while((read = input.read(b))>-1){
	total += read;
	if(read > 0)
		buffer.put(b,0,read);
}
System.out.println();
buffer.flip();
FloatBuffer db = buffer.asFloatBuffer();

       double[] samples = new double[total / 8];
for(int i=0;i<samples.length;++i){
	samples[i] = (db.get()+db.get()) / 2.0;
}	
db = null;
       buffer = null;
double max=0.0;
double min=0.0;
boolean okay = false;
if(samples.length < 512){
	throw new Exception("File is too small to analyze - "+samples.length+" samples");
}
for(int i=0;i<samples.length;++i){
		if((samples[i] > 1.0) || (samples[i] < -1.0)){
		throw new Exception("Badly formatted data "+i+" "+samples[i]);
	}
	if((samples[i] > 0.7)){
		okay = true;
	}
}
if(!okay){
	throw new Exception("Data is artificially small - probable endianess problem");
}
processor.process(samples);

Date date = new Date();
       String attach = date.toString();
       attach = Pattern.compile("\\s").matcher(attach).replaceAll("_");
       base_prefix += Pattern.compile(":").matcher(attach).replaceAll("-");
       processor.output(base_prefix);
   }