Example usage for java.lang Process getErrorStream

List of usage examples for java.lang Process getErrorStream

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Introduction

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

Prototype

public abstract InputStream getErrorStream();

Source Link

Document

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

Usage

From source file:com.tc.process.Exec.java

@SuppressWarnings("resource")
public static Result execute(final Process process, String cmd[], String outputLog, byte[] input,
        File workingDir, final long timeout) throws Exception {
    final AtomicBoolean processFinished = new AtomicBoolean();
    if (timeout > 0) {
        Thread timeoutThread = new Thread() {
            @Override//from w  ww .  java 2 s . co  m
            public void run() {
                ThreadUtil.reallySleep(timeout);
                if (!processFinished.get()) {
                    process.destroy();
                }
            }
        };
        timeoutThread.start();
    }

    Thread inputThread = new InputPumper(input == null ? new byte[] {} : input, process.getOutputStream());

    StreamCollector stderr = null;
    StreamCollector stdout = null;

    FileOutputStream fileOutput = null;
    StreamAppender outputLogger = null;

    String errString = null;
    String outString = null;

    try {
        if (outputLog != null) {
            errString = "stderr output redirected to file " + outputLog;
            outString = "stdout output redirected to file " + outputLog;
            fileOutput = new FileOutputStream(outputLog);
            outputLogger = new StreamAppender(fileOutput);
            outputLogger.writeInput(process.getErrorStream(), process.getInputStream());
        } else {
            stderr = new StreamCollector(process.getErrorStream());
            stdout = new StreamCollector(process.getInputStream());
            stderr.start();
            stdout.start();
        }

        inputThread.start();

        final int exitCode = process.waitFor();
        processFinished.set(true);

        inputThread.join();

        if (outputLogger != null) {
            outputLogger.finish();
        }

        if (stderr != null) {
            stderr.join();
            errString = stderr.toString();
        }

        if (stdout != null) {
            stdout.join();
            outString = stdout.toString();
        }

        return new Result(cmd, outString, errString, exitCode);
    } finally {
        closeQuietly(fileOutput);
    }
}

From source file:com.twosigma.beaker.kdb.KdbProcess.java

private void runImpl() throws Exception {
    // Guess at QLIC if it's not set.
    String qlic = System.getenv(QLIC);
    if (qlic == null) {
        qlic = qhome + File.separator + "k4.lic";
    }//from w  ww .j  a  v  a  2  s .c o m

    // Start kdb.
    Process kdbProcess = Runtime.getRuntime().exec(new String[] { qbin, "-p", Integer.toString(kdbPort) },
            new String[] { QHOME + "=" + qhome, QLIC + "=" + qlic,
                    BEAKER_CORE_PASSWORD + "=" + System.getenv(BEAKER_CORE_PASSWORD),
                    BEAKER_CORE_PORT + "=" + System.getenv(BEAKER_CORE_PORT), SESSION_ID + "=" + sessionId });

    errorGobbler = new ErrorGobbler(kdbProcess.getErrorStream());
    errorGobbler.start();

    outputHandler = new KdbOutputHandler(kdbProcess.getInputStream());
    outputHandler.start();

    // Wait until kdb exits or we're interrupted.
    while (true) {
        try {
            // Wait for kdb to exit.
            kdbProcess.waitFor();
            break;
        } catch (InterruptedException e) {
            // Interrupted - destroy the process.
            kdbProcess.destroy();
        }
    }
}

From source file:com.sap.prd.mobile.ios.mios.PListAccessor.java

public void addElement(String key, String type) throws IOException {
    if (!plist.exists()) {
        throw new FileNotFoundException("Plist file '" + plist + "' not found.");
    }//from   w  w w .  jav a 2 s.co  m
    try {
        String command = "/usr/libexec/PlistBuddy -x -c \"Add :" + key + " " + type + "  " + "\" \""
                + plist.getAbsolutePath() + "\"";
        System.out.println("[INFO] PlistBuddy Add command is: '" + command + "'.");
        String[] args = new String[] { "bash", "-c", command };
        Process p = Runtime.getRuntime().exec(args);
        p.waitFor();
        int exitValue = p.exitValue();
        if (exitValue != 0) {
            String errorMessage = "n/a";
            try {
                errorMessage = new Scanner(p.getErrorStream(), Charset.defaultCharset().name())
                        .useDelimiter("\\Z").next();
            } catch (Exception ex) {
                System.out.println("[ERROR] Exception caught during retrieving error message of command '"
                        + command + "': " + ex);
            }
            throw new IllegalStateException("Execution of \"" + StringUtils.join(args, " ")
                    + "\" command failed: " + errorMessage + ". Exit code was: " + exitValue);
        }
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
}

From source file:de.unibremen.informatik.tdki.combo.rewriting.FilterRewriterDB2.java

private void printOutput(Process p) throws IOException {
    atomicPrintOutput(new BufferedReader(new InputStreamReader(p.getInputStream())), false);
    atomicPrintOutput(new BufferedReader(new InputStreamReader(p.getErrorStream())), true);
}

From source file:com.sap.prd.mobile.ios.mios.PListAccessor.java

public void updateStringValue(String key, String value) throws IOException {
    if (!plist.exists()) {
        throw new FileNotFoundException("Plist file '" + plist + "' not found.");
    }//from   w  ww .  j  a  v a 2s.c om

    try {
        String command = "/usr/libexec/PlistBuddy -x -c \"Set :" + key + " " + value + "\" \""
                + plist.getAbsolutePath() + "\"";
        System.out.println("[INFO] PlistBuddy Set command is: '" + command + "'.");
        String[] args = new String[] { "bash", "-c", command };
        Process p = Runtime.getRuntime().exec(args);
        p.waitFor();
        int exitValue = p.exitValue();
        if (exitValue != 0) {
            String errorMessage = "n/a";
            try {
                errorMessage = new Scanner(p.getErrorStream(), Charset.defaultCharset().name())
                        .useDelimiter("\\Z").next();
            } catch (Exception ex) {
                System.out.println("[ERROR] Exception caught during retrieving error message of command '"
                        + command + "': " + ex);
            }
            throw new IllegalStateException("Execution of \"" + StringUtils.join(args, " ")
                    + "\" command failed: " + errorMessage + ". Exit code was: " + exitValue);
        }
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.sap.prd.mobile.ios.mios.PListAccessor.java

public void addStringValue(String key, String value) throws IOException {
    if (!plist.exists()) {
        throw new FileNotFoundException("Plist file '" + plist + "' not found.");
    }//from   www  .  ja  v a 2 s .com

    try {
        String command = "/usr/libexec/PlistBuddy -x -c \"Add :" + key + " string " + value + "\" \""
                + plist.getAbsolutePath() + "\"";
        System.out.println("[INFO] PlistBuddy Add command is: '" + command + "'.");
        String[] args = new String[] { "bash", "-c", command };
        Process p = Runtime.getRuntime().exec(args);
        p.waitFor();
        int exitValue = p.exitValue();
        if (exitValue != 0) {
            String errorMessage = "n/a";
            try {
                errorMessage = new Scanner(p.getErrorStream(), Charset.defaultCharset().name())
                        .useDelimiter("\\Z").next();
            } catch (Exception ex) {
                System.out.println("[ERROR] Exception caught during retrieving error message of command '"
                        + command + "': " + ex);
            }
            throw new IllegalStateException("Execution of \"" + StringUtils.join(args, " ")
                    + "\" command failed: " + errorMessage + ". Exit code was: " + exitValue);
        }
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.sap.prd.mobile.ios.mios.PListAccessor.java

public void addStringValueToDict(String key, String value, String dictKey) throws IOException {
    if (!plist.exists()) {
        throw new FileNotFoundException("Plist file '" + plist + "' not found.");
    }//from ww  w .  j a  v  a 2s. co  m

    try {
        String command = "/usr/libexec/PlistBuddy -x -c \"Add :" + dictKey + ":" + key + " string " + value
                + "\" \"" + plist.getAbsolutePath() + "\"";
        System.out.println("[INFO] PlistBuddy Add command is: '" + command + "'.");
        String[] args = new String[] { "bash", "-c", command };
        Process p = Runtime.getRuntime().exec(args);
        p.waitFor();
        int exitValue = p.exitValue();
        if (exitValue != 0) {
            String errorMessage = "n/a";
            try {
                errorMessage = new Scanner(p.getErrorStream(), Charset.defaultCharset().name())
                        .useDelimiter("\\Z").next();
            } catch (Exception ex) {
                System.out.println("[ERROR] Exception caught during retrieving error message of command '"
                        + command + "': " + ex);
            }
            throw new IllegalStateException("Execution of \"" + StringUtils.join(args, " ")
                    + "\" command failed: " + errorMessage + ". Exit code was: " + exitValue);
        }
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.sap.prd.mobile.ios.mios.PListAccessor.java

public void addDictToArray(String dict, String array) throws IOException {
    if (!plist.exists()) {
        throw new FileNotFoundException("Plist file '" + plist + "' not found.");
    }//from w w w .j  av  a  2  s  . co  m

    try {
        String command = "/usr/libexec/PlistBuddy -x -c \"Add :" + array + ":" + dict + " dict " + "\" \""
                + plist.getAbsolutePath() + "\"";
        System.out.println("[INFO] PlistBuddy Add command is: '" + command + "'.");
        String[] args = new String[] { "bash", "-c", command };
        Process p = Runtime.getRuntime().exec(args);
        p.waitFor();
        int exitValue = p.exitValue();
        if (exitValue != 0) {
            String errorMessage = "n/a";
            try {
                errorMessage = new Scanner(p.getErrorStream(), Charset.defaultCharset().name())
                        .useDelimiter("\\Z").next();
            } catch (Exception ex) {
                System.out.println("[ERROR] Exception caught during retrieving error message of command '"
                        + command + "': " + ex);
            }
            throw new IllegalStateException("Execution of \"" + StringUtils.join(args, " ")
                    + "\" command failed: " + errorMessage + ". Exit code was: " + exitValue);
        }
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
}

From source file:io.stallion.utils.ProcessHelper.java

public CommandResult run() {

    String cmdString = String.join(" ", args);
    System.out.printf("----- Execute command: %s ----\n", cmdString);
    ProcessBuilder pb = new ProcessBuilder(args);
    if (!empty(directory)) {
        pb.directory(new File(directory));
    }/*from  ww w .ja  v  a 2 s  .  c  om*/
    Map<String, String> env = pb.environment();
    CommandResult commandResult = new CommandResult();
    Process p = null;
    try {
        if (showDotsWhileWaiting == null) {
            showDotsWhileWaiting = !inheritIO;
        }

        if (inheritIO) {
            p = pb.inheritIO().start();
        } else {
            p = pb.start();
        }

        BufferedReader err = new BufferedReader(new InputStreamReader(p.getErrorStream()));
        BufferedReader out = new BufferedReader(new InputStreamReader(p.getInputStream()));

        if (!empty(input)) {
            Log.info("Writing input to pipe {0}", input);
            IOUtils.write(input, p.getOutputStream(), UTF8);
            p.getOutputStream().flush();
        }

        while (p.isAlive()) {
            p.waitFor(1000, TimeUnit.MILLISECONDS);
            if (showDotsWhileWaiting == true) {
                System.out.printf(".");
            }
        }

        commandResult.setErr(IOUtils.toString(err));
        commandResult.setOut(IOUtils.toString(out));
        commandResult.setCode(p.exitValue());

        if (commandResult.succeeded()) {
            info("\n---- Command execution completed ----\n");
        } else {
            Log.warn("Command failed with error code: " + commandResult.getCode());
        }

    } catch (IOException e) {
        Log.exception(e, "Error running command: " + cmdString);
        commandResult.setCode(999);
        commandResult.setEx(e);
    } catch (InterruptedException e) {
        Log.exception(e, "Error running command: " + cmdString);
        commandResult.setCode(998);
        commandResult.setEx(e);
    }
    Log.fine(
            "\n\n----Start shell command result----:\nCommand:  {0}\nexitCode: {1}\n----------STDOUT---------\n{2}\n\n----------STDERR--------\n{3}\n\n----end shell command result----\n",
            cmdString, commandResult.getCode(), commandResult.getOut(), commandResult.getErr());
    return commandResult;
}

From source file:com.sap.prd.mobile.ios.mios.PListAccessor.java

public void createPlist() throws IOException {

    try {//w w w . j a v  a  2 s .  c o  m
        String command = "/usr/libexec/PlistBuddy -x -c \"Save \" \"" + plist.getAbsolutePath() + "\"";
        System.out.println("[INFO] PlistBuddy Add command is: '" + command + "'.");
        String[] args = new String[] { "bash", "-c", command };

        Process p = Runtime.getRuntime().exec(args);

        p.waitFor();

        int exitValue = p.exitValue();

        if (exitValue != 0) {
            String errorMessage = "n/a";
            try {
                errorMessage = new Scanner(p.getErrorStream(), Charset.defaultCharset().name())
                        .useDelimiter("\\Z").next();
            } catch (Exception ex) {
                System.out.println("[ERROR] Exception caught during retrieving error message of command '"
                        + command + "': " + ex);
            }
            throw new IllegalStateException("Execution of \"" + StringUtils.join(args, " ")
                    + "\" command failed: " + errorMessage + ". Exit code was: " + exitValue);
        }
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
}