Example usage for java.lang Process 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:com.github.genium_framework.appium.support.command.CommandManager.java

/**
 * Execute a command on the operating system using Java's built-in Process
 * class//from  www  .  j  av  a 2 s. co  m
 *
 * @param command A string array representation of the command to execute.
 * @param getOutput Whether or not to get the output/error streams of the
 * process you forked. This is helpful for debugging reasons.
 * @return A string representation of output/error streams of the process.
 */
public static String executeCommandUsingJavaRuntime(String[] command, boolean getOutput) {
    String output = "";

    try {
        Process p = Runtime.getRuntime().exec(command);

        // read the output from the command if requested by the user
        if (getOutput) {
            List<String> outErrStr = IOUtils.readLines(p.getInputStream());
            output = StringUtils.toString(outErrStr.toArray(new String[outErrStr.size()]), "\n");
        }
    } catch (Exception ex) {
        LOGGER.log(Level.SEVERE, "An exception was thrown while executing the command (" + command + ")", ex);
    }

    return output;
}

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From source file:de.tudarmstadt.ukp.dkpro.tc.crfsuite.task.CRFSuiteTestTask.java

private static String captureProcessOutput(Process aProcess) {
    InputStream src = aProcess.getInputStream();
    Scanner sc = new Scanner(src);
    StringBuilder dest = new StringBuilder();
    while (sc.hasNextLine()) {
        String l = sc.nextLine();
        dest.append(l + "\n");
    }/*from  w w  w .j av  a 2 s. co m*/
    sc.close();
    return dest.toString();
}

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From source file:edu.stanford.epad.common.dicom.DCM4CHEEUtil.java

public static void dcmsnd(String inputPathFile, boolean throwException) throws Exception {
    InputStream is = null;//from w w  w  .  java2 s. c o m
    InputStreamReader isr = null;
    BufferedReader br = null;

    try {
        String dcmServerTitlePort = aeTitle + "@localhost:" + dicomServerPort;
        dcmServerTitlePort = dcmServerTitlePort.trim();
        log.info("Sending file - command: ./dcmsnd " + dcmServerTitlePort + " " + inputPathFile);
        String[] command = { "./dcmsnd", dcmServerTitlePort, inputPathFile };
        ProcessBuilder pb = new ProcessBuilder(command);
        String dicomBinDirectoryPath = EPADConfig.getEPADWebServerDICOMBinDir();
        log.info("DICOM binary directory: " + dicomBinDirectoryPath);
        pb.directory(new File(dicomBinDirectoryPath));
        Process process = pb.start();
        process.getOutputStream();
        is = process.getInputStream();
        isr = new InputStreamReader(is);
        br = new BufferedReader(isr);

        String line;
        StringBuilder sb = new StringBuilder();
        while ((line = br.readLine()) != null) {
            sb.append(line).append("\n");
            log.info("./dcmsend output: " + line);
        }

        try {
            int exitValue = process.waitFor();
            log.info("dcmsnd exit value is: " + exitValue);
            if (sb.toString().contains("Sent 0 objects")) {
                log.warning("Zero objects sent to dcm4che, some error has occurred");
                throw new Exception("Error sending files to dcm4che");
            }

        } catch (InterruptedException e) {
            log.warning("Error sending DICOM files in: " + inputPathFile, e);
        }
        String cmdLineOutput = sb.toString();

        if (cmdLineOutput.toLowerCase().contains("error")) {
            throw new IllegalStateException("Failed for: " + cmdLineOutput);
        }
    } catch (Exception e) {
        if (e instanceof IllegalStateException && throwException) {
            throw e;
        }
        log.warning("dcmsnd failed: " + e.getMessage());
        if (throwException) {
            throw new IllegalStateException("dcmsnd failed", e);
        }
    } catch (OutOfMemoryError oome) {
        log.warning("dcmsnd ran out of memory", oome);
        if (throwException) {
            throw new IllegalStateException("dcmsnd ran out of memory", oome);
        }
    } finally {
        IOUtils.closeQuietly(br);
        IOUtils.closeQuietly(isr);
    }
}

---

From source file:Main.java

public static int findProcessIdWithPidOf(String command) throws Exception {

    int procId = -1;

    Runtime r = Runtime.getRuntime();

    Process procPs = null;

    String baseName = new File(command).getName();
    //fix contributed my mikos on 2010.12.10
    procPs = r.exec(new String[] { SHELL_CMD_PIDOF, baseName });
    //procPs = r.exec(SHELL_CMD_PIDOF);

    BufferedReader reader = new BufferedReader(new InputStreamReader(procPs.getInputStream()));
    String line = null;/*from   www  .j  a va2  s  .  c om*/

    while ((line = reader.readLine()) != null) {

        try {
            //this line should just be the process id
            procId = Integer.parseInt(line.trim());
            break;
        } catch (NumberFormatException e) {
            logException("unable to parse process pid: " + line, e);
        }
    }

    return procId;

}

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From source file:localization.split.java

public static boolean checkLPU(String filepath, String passoloPath) {
    File logfile = new File(filepath.substring(0, filepath.lastIndexOf("\\") + 1) + "error.log");
    try {/*from   w  ww  .java2 s  . c o m*/
        String cmd = "cmd.exe /c " + passoloPath + " /openproject:" + filepath;
        Runtime rt = Runtime.getRuntime();
        Process proc = rt.exec(cmd);
        InputStreamReader isr = new InputStreamReader(proc.getInputStream());
        BufferedReader br = new BufferedReader(isr);
        String line = null;
        while ((line = br.readLine()) != null) {
            if (line.contains("Opening in read-only mode")) {
                if (!logfile.exists()) {
                    logfile.createNewFile();
                }
                String content = filepath
                        + " is not able to process because it is a type of Passolo 2011. Please process it with Passolo 2011."
                        + "\n";
                FileWriter fw = new FileWriter(logfile.getAbsoluteFile());
                BufferedWriter bw = new BufferedWriter(fw);
                bw.write(content);
                bw.close();
                return false;
            }
        }
        int exitVal = proc.waitFor();
        if (exitVal == 10) {
            if (!logfile.exists()) {
                logfile.createNewFile();
            }
            String content = filepath
                    + " is not able to process because it is a type of Passolo 2011. Please process it with Passolo 2015."
                    + "\n";
            FileWriter fw = new FileWriter(logfile.getAbsoluteFile());
            BufferedWriter bw = new BufferedWriter(fw);
            bw.write(content);
            bw.close();
            return false;
        }

    } catch (Exception e) {
        try {
            String content = e.getMessage();
            FileWriter fw = new FileWriter(logfile.getAbsoluteFile());
            BufferedWriter bw = new BufferedWriter(fw);
            bw.write(content);
            bw.close();
        } catch (Exception e1) {

        }

        return false;
    }
    return true;
}

---

From source file:abs.backend.erlang.ErlangBackend.java

public static void compile(Model m, File destDir, boolean verbose)
        throws IOException, InterruptedException, InternalBackendException {
    if (verbose)// ww w  . j  a v  a2s .c o  m
        System.out.println("Generating Erlang code...");

    // check erlang version number
    Process versionCheck = Runtime.getRuntime().exec(new String[] { "erl", "-eval",
            "io:fwrite(\"~s\n\", [erlang:system_info(otp_release)]), halt().", "-noshell" });
    versionCheck.waitFor();
    BufferedReader ir = new BufferedReader(new InputStreamReader(versionCheck.getInputStream()));
    int version = Integer.parseInt(ir.readLine());
    if (version < minVersion) {
        String message = "ABS requires at least erlang version " + Integer.toString(minVersion)
                + ", installed version is " + Integer.toString(version);
        throw new InternalBackendException(message);
    }
    ErlApp erlApp = new ErlApp(destDir);
    m.generateErlangCode(erlApp);
    erlApp.close();
    String[] rebarProgram = new String[] { "escript", "../bin/rebar", "compile" };
    Process p = Runtime.getRuntime().exec(rebarProgram, null, new File(destDir, "absmodel"));
    if (verbose)
        IOUtils.copy(p.getInputStream(), System.out);
    p.waitFor();
    if (p.exitValue() != 0) {
        String message = "Compilation of generated erlang code failed with exit value " + p.exitValue();
        if (!verbose)
            message = message + "\n  (use -v for detailed compiler output)";
        throw new InternalBackendException(message);
        // TODO: consider removing the generated code here.  For now,
        // let's leave it in place for diagnosis.
    } else {
        if (verbose) {
            System.out.println();
            System.out.println("Finished.  \"gen/erl/run\" to start the model.");
            System.out.println("          (\"gen/erl/run --help\" for more options)");
        }
    }
}

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From source file:acoli.controller.Controller.java

private static BufferedReader getOutput(Process p) {
    return new BufferedReader(new InputStreamReader(p.getInputStream()));
}

---

From source file:com.goldmansachs.kata2go.tools.utils.TarGz.java

private static void decompressUtil(Path archiveFilePath, Path workingDir, boolean stripParent)
        throws Exception {
    try {//from   w  w  w .ja va2  s.  c om
        MutableList<String> tarArgs = Lists.mutable.of(UNIX_TAR, "xvzf",
                archiveFilePath.toFile().getAbsolutePath());

        if (stripParent) {
            tarArgs = tarArgs.with("--strip").with("1");
        }
        Process process = new ProcessBuilder(tarArgs.toList()).directory(workingDir.toFile()).start();
        int exitCode = process.waitFor();
        if (exitCode != 0) {
            logStdout(process.getInputStream());
            logStdErr(process.getErrorStream());
            throw new Exception("Failed to decompress");
        }
    } catch (Exception e) {
        throw new Exception("Failed to decompress", e);
    }
}

---

From source file:com.goldmansachs.kata2go.tools.utils.TarGz.java

public static void compress(Path sourceDirectoryPath, Path archiveFilePath) throws Exception {
    try {//from   ww w. j a  va  2  s.  c  om
        ImmutableList<String> tarArgs = Lists.immutable.of(UNIX_TAR, "cvzf",
                archiveFilePath.toFile().getAbsolutePath(), ".");
        Process process = new ProcessBuilder(tarArgs.toList()).directory(sourceDirectoryPath.toFile()).start();
        int exitCode = process.waitFor();
        if (exitCode != 0) {
            logStdout(process.getInputStream());
            logStdErr(process.getErrorStream());
            throw new Exception("Failed to compress");
        }
    } catch (Exception e) {
        throw new Exception("Failed to compress", e);
    }
}

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From source file:ota.otaupdates.utils.Utils.java

/**
 * Credit goes to Matthew Booth (http://www.github.com/MatthewBooth) for this function
 * @param propName The prop to be checked
 * @return String The value of the prop/*w  w w.  ja  v  a 2  s.c  o  m*/
 */
public static String getProp(String propName) {
    Process p = null;
    String result = "";
    try {
        p = new ProcessBuilder("/system/bin/getprop", propName).redirectErrorStream(true).start();
        BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()));
        String line = "";
        while ((line = br.readLine()) != null) {
            result = line;
        }
        br.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return result;
}

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