Example usage for java.lang Runtime exec

Introduction

In this page you can find the example usage for java.lang Runtime exec.

Prototype

public Process exec(String cmdarray[]) throws IOException 

Source Link

Document

Executes the specified command and arguments in a separate process.

Usage

From source file:org.formic.util.CommandExecutor.java

/**
 * Run the thread./* w ww  .  j a va  2s.  com*/
 */
public void run() {
    logger.info(this.toString());
    Runtime runtime = Runtime.getRuntime();
    try {
        process = runtime.exec(cmd);

        shutdownHook = new ShutdownHook();
        try {
            runtime.addShutdownHook(shutdownHook);
        } catch (IllegalStateException ignore) {
            // happens if this is called during shutdown
        }

        ByteArrayOutputStream out = new ByteArrayOutputStream();
        Thread outThread = createOutThread(out);
        outThread.start();

        ByteArrayOutputStream err = new ByteArrayOutputStream();
        Thread errThread = createErrThread(err);
        errThread.start();

        returnCode = process.waitFor();
        outThread.join(1000);
        errThread.join(1000);

        if (result == null) {
            result = out.toString();
        }
        if (error == null) {
            error = err.toString();
        }
    } catch (Exception e) {
        returnCode = 12;
        error = e.getMessage();
        e.printStackTrace();
    } finally {
        if (shutdownHook != null) {
            try {
                runtime.removeShutdownHook(shutdownHook);
            } catch (IllegalStateException ignore) {
                // happens if this is called during shutdown
            }
        }
    }
}

---

From source file:canreg.client.analysis.Tools.java

public static LinkedList<String> callR(String rScript, String rpath, String reportFileName)
        throws TableErrorException {
    LinkedList<String> filesCreated = new LinkedList<String>();
    Runtime rt = Runtime.getRuntime();
    ArrayList<String> commandList = new ArrayList<String>();
    commandList.add(rpath);//from w  w w  .  ja va2  s  .  co m
    commandList.add("CMD");
    commandList.add("BATCH");
    commandList.add("--vanilla");
    commandList.add("--slave");
    commandList.add(rScript);
    commandList.add(reportFileName);

    //String command = canreg.common.Tools.encapsulateIfNeeded(rpath)
    //        + " CMD BATCH --vanilla --slave "
    //        + canreg.common.Tools.encapsulateIfNeeded(rScript) + " "
    //        + canreg.common.Tools.encapsulateIfNeeded(reportFileName);
    System.out.println(commandList);
    Process pr = null;
    try {
        pr = rt.exec(commandList.toArray(new String[] {}));
        // collect the output from the R program in a stream
        // BufferedInputStream is = new BufferedInputStream(pr.getInputStream());
        pr.waitFor();
        BufferedInputStream is = new BufferedInputStream(new FileInputStream(reportFileName));
        // convert the output to a string
        String theString = convertStreamToString(is);
        Logger.getLogger(RTableBuilderGrouped.class.getName()).log(Level.INFO, "Messages from R: \n{0}",
                theString);
        // System.out.println(theString);
        // and add all to the list of files to return
        for (String fileName : theString.split("\n")) {
            if (fileName.startsWith("-outFile:")) {
                fileName = fileName.replaceFirst("-outFile:", "");
                if (new File(fileName).exists()) {
                    filesCreated.add(fileName);
                }
            }
        }
    } catch (InterruptedException ex) {
        Logger.getLogger(RTableBuilder.class.getName()).log(Level.SEVERE, null, ex);
    } catch (java.util.NoSuchElementException ex) {
        Logger.getLogger(RTableBuilder.class.getName()).log(Level.SEVERE, null, ex);
        if (pr != null) {
            BufferedInputStream errorStream = new BufferedInputStream(pr.getErrorStream());
            String errorMessage = convertStreamToString(errorStream);
            System.out.println(errorMessage);
            throw new TableErrorException("R says:\n \"" + errorMessage + "\"");
        }
    } catch (IOException ex) {
        Logger.getLogger(Tools.class.getName()).log(Level.SEVERE, null, ex);
    } finally {
        if (pr != null) {
            System.out.println(pr.exitValue());
        }
    }
    return filesCreated;
}

---

From source file:org.openmeetings.app.documents.GenerateThumbs.java

public HashMap<String, String> processImageWindows(String[] args) {
    HashMap<String, String> returnMap = new HashMap<String, String>();
    returnMap.put("process", "processImageWindows");
    try {/*from   ww  w .  ja  v a2s .  c o  m*/

        // Init variables
        String[] cmd;
        String executable_fileName = "";

        String runtimeFile = "interviewMerge.bat";
        executable_fileName = ScopeApplicationAdapter.batchFileDir + runtimeFile;

        cmd = new String[4];
        cmd[0] = "cmd.exe";
        cmd[1] = "/C";
        cmd[2] = "start";
        cmd[3] = executable_fileName;

        // log.debug("executable_fileName: "+executable_fileName);

        // Create the Content of the Converter Script (.bat or .sh File)

        String fileContent = "";

        for (int k = 0; k < args.length; k++) {
            if (k != 0) {
                fileContent += " ";
            }
            fileContent += args[k];
        }

        fileContent += ScopeApplicationAdapter.lineSeperator + "exit";

        File previous = new File(executable_fileName);
        if (previous.exists()) {
            previous.delete();
        }

        // execute the Script
        FileOutputStream fos = new FileOutputStream(executable_fileName);
        fos.write(fileContent.getBytes());
        fos.close();

        Runtime rt = Runtime.getRuntime();
        returnMap.put("command", cmd.toString());

        Process proc = rt.exec(cmd);

        InputStream stderr = proc.getErrorStream();
        BufferedReader br = new BufferedReader(new InputStreamReader(stderr));
        String line = null;
        String error = "";
        while ((line = br.readLine()) != null) {
            error += line;
            // log.debug("line: "+line);
        }
        br.close();
        returnMap.put("error", error);
        int exitVal = proc.waitFor();
        returnMap.put("exitValue", "" + exitVal);
        return returnMap;
    } catch (Throwable t) {
        t.printStackTrace();
        returnMap.put("error", t.getMessage());
        returnMap.put("exitValue", "-1");
        return returnMap;
    }
}

---

From source file:org.squale.squalix.tools.clearcase.ClearCaseTaskTest.java

/**
 * Supprime / dmonte la vue ClearCase.//  w  w  w  .  j  a  v a2  s.c o m
 */
protected void umountView() {
    try {
        Runtime runtime = Runtime.getRuntime();
        Process processCleanView = runtime.exec(mCct.getConfiguration().getUmountViewCommand());

        /* le processus se termine correctement */
        processCleanView.waitFor();

        processCleanView = null;
        runtime = null;
    } catch (Exception e) {
        LOGGER.error(e, e);
    }
}

---

From source file:edu.ucsb.eucalyptus.cloud.ws.HttpReader.java

private void getResponseToFile() {
    byte[] bytes = new byte[StorageProperties.TRANSFER_CHUNK_SIZE];
    FileOutputStream fileOutputStream = null;
    BufferedOutputStream bufferedOut = null;
    try {/*  w  w w. jav  a2  s  . co m*/
        File outFile;
        File outFileUncompressed = null;
        if (compressed) {
            String outFileNameUncompressed = tempPath + File.separator + file.getName() + Hashes.getRandom(16);
            outFileUncompressed = new File(outFileNameUncompressed);
            outFile = new File(outFileNameUncompressed + ".gz");
        } else {
            outFile = file;
        }
        httpClient.executeMethod(method);
        InputStream httpIn;
        httpIn = method.getResponseBodyAsStream();
        int bytesRead;
        fileOutputStream = new FileOutputStream(outFile);
        bufferedOut = new BufferedOutputStream(fileOutputStream);
        while ((bytesRead = httpIn.read(bytes)) > 0) {
            bufferedOut.write(bytes, 0, bytesRead);
        }
        bufferedOut.close();
        if (compressed) {
            try {
                Runtime rt = Runtime.getRuntime();
                Process proc = rt.exec(new String[] { "/bin/gunzip", outFile.getAbsolutePath() });
                StreamConsumer error = new StreamConsumer(proc.getErrorStream());
                StreamConsumer output = new StreamConsumer(proc.getInputStream());
                error.start();
                output.start();
                output.join();
                error.join();
            } catch (Exception t) {
                LOG.error(t);
            }
            if ((outFileUncompressed != null) && (!outFileUncompressed.renameTo(file))) {
                LOG.error("Unable to uncompress: " + outFile.getAbsolutePath());
                return;
            }
        }
    } catch (Exception ex) {
        LOG.error(ex, ex);
    } finally {
        method.releaseConnection();
        if (bufferedOut != null) {
            try {
                bufferedOut.close();
            } catch (IOException e) {
                LOG.error(e);
            }
        }
        if (fileOutputStream != null) {
            try {
                fileOutputStream.close();
            } catch (IOException e) {
                LOG.error(e);
            }
        }
    }
}

---

From source file:org.squale.squalix.tools.clearcase.ClearCaseTaskTest.java

/**
 * Vrifie si la vue a bien t monte, i.e. si le fichier <code>.vws</code> existe.
 * /*from   w w w .j a  v a  2s .c  o  m*/
 * @return <code>true</code> en cas de succs, <code>
 * false</code> sinon.
 */
private boolean checkViewExistence() {
    boolean alreadyMounted = false;
    try {
        /* initialisation du runtime. */
        Runtime runtime = Runtime.getRuntime();
        Process processViewExist = runtime.exec(mCct.getConfiguration().getVerifyViewExistenceCommand());

        /* si la commande est excute avec succs. */
        if (0 == processViewExist.waitFor()) {
            alreadyMounted = true;
        }

        processViewExist = null;
        runtime = null;
    } catch (Exception e) {
        LOGGER.error(e, e);
        alreadyMounted = false;
    }
    return alreadyMounted;
}

---

From source file:oscar.util.OscarStatusAction.java

private String getFilesystemStatus() {
    String output = "$ df -h\n";

    Runtime r = Runtime.getRuntime();
    try {//from  w ww .ja  v a  2 s .  c om
        Process p = r.exec("df -h");
        InputStream in = p.getInputStream();
        InputStreamReader isr = new InputStreamReader(in);
        BufferedReader br = new BufferedReader(isr);
        String line;

        while ((line = br.readLine()) != null) {
            output += line + "\n";
        }

    } catch (IOException e) {
        output += "[An error has been encountered.]\n";
        output += "[" + e.getMessage() + "]\n";
    }

    return output;
}

---

From source file:oscar.util.OscarStatusAction.java

private String uptime() {
    String output = "$ uptime\n";

    Runtime r = Runtime.getRuntime();
    try {/*ww  w.j a  va2 s. c om*/
        Process p = r.exec("uptime");
        InputStream in = p.getInputStream();
        InputStreamReader isr = new InputStreamReader(in);
        BufferedReader br = new BufferedReader(isr);
        String line;

        while ((line = br.readLine()) != null) {
            output += line + "\n";
        }

    } catch (IOException e) {
        output += "[An error has been encountered.]\n";
        output += "[" + e.getMessage() + "]\n";
    }

    return output;
}

---

From source file:oscar.util.OscarStatusAction.java

private String vmstat() {
    String output = "$ vmstat\n";

    Runtime r = Runtime.getRuntime();
    try {// www  . j  a  v  a2 s .c om
        Process p = r.exec("vmstat");
        InputStream in = p.getInputStream();
        InputStreamReader isr = new InputStreamReader(in);
        BufferedReader br = new BufferedReader(isr);
        String line;

        while ((line = br.readLine()) != null) {
            output += line + "\n";
        }

    } catch (IOException e) {
        output += "[An error has been encountered.]\n";
        output += "[" + e.getMessage() + "]\n";
    }

    return output;
}

---

From source file:spms.client.Solver.java

public void executePDDL(javax.swing.JTextArea t, javax.swing.JButton b) { //Through this method will call planner and give it generatorFile that chosen by client and receive planner output to be sent to the server
    System.out.println("STTTTTTTTTTTTTTTTTTTTTTTTT");
    //TODO: call to planner software & send the generator file to planner

    String planner_path = "/home/yazeedalmusharraf/Desktop/gameProject/SPMS_Project/";
    int randomNum = 1 + (int) (Math.random() * 1000);
    String path = planner_path + game.getGameName() + "/plan" + randomNum + ".pddl";

    Runtime run = Runtime.getRuntime();
    try {/*  w w  w.jav  a 2 s .c o m*/

        // System.out.println(planner_path+"planner/FF-v2.3/./ff -o "+planner_path+game.getGameName()+"/domain.pddl -f "+planner_path+game.getGameName()+"/genfile.pddl");
        pddlProcces = run.exec(planner_path + "planner/FF-v2.3/./ff -o " + planner_path + game.getGameName()
                + "/domain.pddl -f " + planner_path + game.getGameName() + "/genfile.pddl");
        BufferedReader d = new BufferedReader(new InputStreamReader(pddlProcces.getInputStream()));
        FileOutputStream out = new FileOutputStream(path);

        String line;
        while ((line = d.readLine()) != null) {
            t.append(line + "\n");
            out.write(line.getBytes());
            out.write("\n".getBytes());
        }
        out.close();
        String f = t.getText().replace("\n", SysConst.ENDL);
        b.setVisible(true);
        session.send(SysConst.SEND_FINISHED_GMAE + f);

    } catch (Exception ex) {
        ex.printStackTrace();
    }

}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• 27
• 28
• 29
• 30
• 31
• 32
• 33
• 34
• 35
• 36
• 37
• 38
• 39
• »