Example usage for java.lang Process getInputStream

List of usage examples for java.lang Process getInputStream

  1. HOME
  2. Java
  3. java
  4. java.lang.*
  5. Process
  6. getInputStream

Introduction

In this page you can find the example usage for java.lang Process getInputStream.

Prototype

public abstract InputStream getInputStream();

Source Link

Document

Returns the input stream connected to the normal output of the process.

Usage

From source file:Main.java

private static void killprocessNormal(String proc, int killMethod) {
    try {// www . j  av a2  s  .  co m
        ArrayList<String> pid_list = new ArrayList<String>();

        ProcessBuilder execBuilder = null;

        execBuilder = new ProcessBuilder("sh", "-c", "ps |grep " + proc);

        execBuilder.redirectErrorStream(true);

        Process exec = null;
        exec = execBuilder.start();
        InputStream is = exec.getInputStream();
        BufferedReader reader = new BufferedReader(new InputStreamReader(is));

        String line = "";
        while ((line = reader.readLine()) != null) {
            String regEx = "\\s[0-9][0-9]*\\s";
            Pattern pat = Pattern.compile(regEx);
            Matcher mat = pat.matcher(line);
            if (mat.find()) {
                String temp = mat.group();
                temp = temp.replaceAll("\\s", "");
                pid_list.add(temp);
            }
        }

        for (int i = 0; i < pid_list.size(); i++) {
            execBuilder = new ProcessBuilder("su", "-c", "kill", "-" + killMethod, pid_list.get(i));
            exec = null;
            exec = execBuilder.start();

            execBuilder = new ProcessBuilder("su", "-c", "kill" + " -" + killMethod + " " + pid_list.get(i));
            exec = null;
            exec = execBuilder.start();
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static String getCPUMaxOneCore() {
    StringBuilder sb = new StringBuilder();
    String line = null;//from  w  w  w  .java 2  s.  com

    String txtInfo = "";
    try {
        Process proc = Runtime.getRuntime().exec("cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq");
        InputStream is = proc.getInputStream();
        BufferedReader br = new BufferedReader(new InputStreamReader(is));
        try {
            while ((line = br.readLine()) != null) {
                if (line.length() > 2) {
                    txtInfo = line;
                }
            }
        } catch (IOException e) {
            // Log.v("getStringFromInputStream", "------ getStringFromInputStream " + e.getMessage());
        } finally {
            if (br != null) {
                try {
                    br.close();
                } catch (IOException e) {
                    //      Log.v("getStringFromInputStream", "------ getStringFromInputStream " + e.getMessage());
                }
            }
        }

    } catch (IOException e) {

    }
    return txtInfo;
}

From source file:Main.java

public static String runAsRoot(String[] cmds) throws Exception {
    Process p = Runtime.getRuntime().exec("su");
    DataOutputStream os = new DataOutputStream(p.getOutputStream());
    InputStream is = p.getInputStream();
    String result = null;//  w  ww .j  a va 2  s .c  o m
    for (String tmpCmd : cmds) {
        os.writeBytes(tmpCmd + "\n");
        int readed = 0;
        byte[] buff = new byte[4096];
        while (is.available() <= 0) {
            try {
                Thread.sleep(5000);
            } catch (Exception ex) {
            }
        }

        while (is.available() > 0) {
            readed = is.read(buff);
            if (readed <= 0)
                break;
            String seg = new String(buff, 0, readed);
            result = seg; //result is a string to show in textview
        }
    }
    os.writeBytes("exit\n");
    os.flush();
    return result;
}

From source file:com.surfs.storage.common.util.CmdUtils.java

public static BufferedReader executeCmdForReader(String cmd) throws IOException {
    Process pro = Runtime.getRuntime().exec(cmd);
    BufferedReader bufReader = new BufferedReader(new InputStreamReader(pro.getInputStream(), "UTF-8"));
    return bufReader;
}

From source file:com.acmutv.ontoqa.tool.runtime.RuntimeManager.java

/**
 * Executes the given command and arguments.
 * @param command The command to execute. Arguments must be given as a separated strings.
 *                E.g.: BashExecutor.runCommand("ls", "-la") or BashExecutor.runCommand("ls", "-l", "-a")
 * @return The command output as a string.
 * @throws IOException when error in process generation or output.
 */// ww  w  .j a  va 2s.  c  om
public static String runCommand(String... command) throws IOException {
    LOGGER.trace("command={}", Arrays.asList(command));
    String out;
    ProcessBuilder pb = new ProcessBuilder(command);
    Process p = pb.start();
    try (InputStream in = p.getInputStream()) {
        out = IOUtils.toString(in, Charset.defaultCharset());
    }
    return out.trim();
}

From source file:io.bitgrillr.gocddockerexecplugin.SystemHelper.java

static String getSystemUid() throws IOException, InterruptedException {
    Process id = Runtime.getRuntime().exec(new String[] { "bash", "-c", "echo \"$(id -u):$(id -g)\"" });
    id.waitFor();//from   ww w. j  a va  2 s.  c  o  m
    return StringUtils.chomp(IOUtils.toString(id.getInputStream(), StandardCharsets.UTF_8));
}

From source file:Main.java

public static String getHardDiskSN(String drive) {
    String result = "";
    try {//from   w  ww  .  ja  va 2s  . c  om
        File file = File.createTempFile("realhowto", ".vbs");
        file.deleteOnExit();
        FileWriter fw = new java.io.FileWriter(file);

        String vbs = "Set objFSO = CreateObject(\"Scripting.FileSystemObject\")\n"
                + "Set colDrives = objFSO.Drives\n" + "Set objDrive = colDrives.item(\"" + drive + "\")\n"
                + "Wscript.Echo objDrive.SerialNumber"; // see note
        fw.write(vbs);
        fw.close();
        Process p = Runtime.getRuntime().exec("cscript //NoLogo " + file.getPath());
        BufferedReader input = new BufferedReader(new InputStreamReader(p.getInputStream()));
        String line;
        while ((line = input.readLine()) != null) {
            result += line;
        }
        input.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result.trim();
}

From source file:com.surfs.storage.common.util.CmdUtils.java

public static CmdResponse executeCommand(String cmd) {
    BufferedReader bufRead = null;
    try {//from w ww.j  a v  a  2  s  . c o m
        //bufRead = executeCmdForReader(cmd);
        Process pro = Runtime.getRuntime().exec(cmd);
        bufRead = new BufferedReader(new InputStreamReader(pro.getInputStream(), "UTF-8"));
        // 0-success,others-failure
        int status = pro.waitFor();
        String response = bufRead.readLine();
        LogFactory.info("cmd:" + cmd);
        LogFactory.info("status:" + status);
        LogFactory.info("response:" + response);
        return new CmdResponse(status, response);
    } catch (Exception e) {
        return new CmdResponse(500, e.getMessage());
    } finally {
        if (bufRead != null)
            try {
                bufRead.close();
            } catch (Exception e) {
                return new CmdResponse(500, e.getMessage());
            }
    }
}

From source file:Main.java

public static String getBuildString() {

    String strValue = null;//from   w  ww .  j ava 2s. c  om
    BufferedReader birReader = null;

    try {

        Process p = Runtime.getRuntime().exec("getprop ro.modversion");
        birReader = new BufferedReader(new InputStreamReader(p.getInputStream()), 1024);
        strValue = birReader.readLine();
        birReader.close();

    } catch (IOException e) {
        Log.e("HelperFunctions", "Unable to read property", e);
    } finally {

        if (birReader != null) {

            try {

                birReader.close();

            } catch (IOException e) {
                Log.e("HelperFunctions", "Exception while closing the file", e);
            }

        }

    }

    return strValue;

}

From source file:com.alibaba.jstorm.utils.SystemOperation.java

public static String exec(String cmd) throws IOException {
    LOG.debug("Shell cmd: " + cmd);
    Process process = new ProcessBuilder(new String[] { "/bin/bash", "-c", cmd }).start();
    try {//from  ww w . ja v a 2s.c om
        process.waitFor();
        String output = IOUtils.toString(process.getInputStream());
        String errorOutput = IOUtils.toString(process.getErrorStream());
        LOG.debug("Shell Output: " + output);
        if (errorOutput.length() != 0) {
            LOG.error("Shell Error Output: " + errorOutput);
            throw new IOException(errorOutput);
        }
        return output;
    } catch (InterruptedException ie) {
        throw new IOException(ie.toString());
    }

}