Example usage for java.lang Process getErrorStream

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:TestFuseDFS.java

/**
 * Wait for the given process to return and check that it exited
 * as required. Log if the process failed.
 *//*from w  w w.j ava 2  s .  co  m*/
private static void checkProcessRet(Process p, boolean expectPass) throws IOException {
    try {
        int ret = p.waitFor();
        if (ret != 0) {
            dumpInputStream(p.getErrorStream());
        }
        if (expectPass) {
            assertEquals(0, ret);
        } else {
            assertTrue(ret != 0);
        }
    } catch (InterruptedException ie) {
        fail("Process interrupted: " + ie.getMessage());
    }
}

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From source file:io.fabric8.maven.core.util.ProcessUtil.java

private static Thread startErrorLoggingThread(final Process process, final Logger log, final String commandDesc,
        final boolean useStandardLoggingLevel) {
    Thread logThread = new Thread("[ERR] " + commandDesc) {
        @Override//from  w  w w  .j a  v a2 s  .  c o  m
        public void run() {
            try {
                processOutput(process.getErrorStream(), createErrorHandler(log, useStandardLoggingLevel));
            } catch (IOException e) {
                log.error("Failed to read error stream from %s : %s", commandDesc, e.getMessage());
            }
        }
    };
    logThread.setDaemon(true);
    logThread.start();
    return logThread;
}

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From source file:uk.ac.ebi.eva.test.utils.JobTestUtils.java

public static void restoreMongoDbFromDump(String dumpLocation) throws IOException, InterruptedException {
    logger.info("restoring DB from " + dumpLocation);

    Process exec = Runtime.getRuntime().exec("mongorestore " + dumpLocation);
    exec.waitFor();/*from   www. j  a va 2s.c  om*/
    String line;
    BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(exec.getInputStream()));
    while ((line = bufferedReader.readLine()) != null) {
        logger.info("mongorestore output:" + line);
    }
    bufferedReader.close();
    bufferedReader = new BufferedReader(new InputStreamReader(exec.getErrorStream()));
    while ((line = bufferedReader.readLine()) != null) {
        logger.info("mongorestore errorOutput:" + line);
    }
    bufferedReader.close();

    logger.info("mongorestore exit value: " + exec.exitValue());
}

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From source file:edu.dfci.cccb.mev.analysis.Limma.java

public static void execute(Heatmap heatmap, String selection1, String selection2, final File output,
        final File significant, final File rnk, String dimension)
        throws IOException, ScriptException, AnnotationNotFoundException {
    try (final Provisional input = file();
            final Provisional configuration = file();
            final Provisional script = file();
            final OutputStreamWriter writer = new OutputStreamWriter(new FileOutputStream(script))) {
        if ("row".equals(dimension))
            configureRows(new FileOutputStream(configuration), heatmap, selection1, selection2);
        else/*from  ww w  .ja v a2s  . co  m*/
            configureColumns(new FileOutputStream(configuration), heatmap, selection1, selection2);
        heatmap.toStream(new FileOutputStream(input));
        if (log.isDebugEnabled())
            try (BufferedReader readBack = new BufferedReader(new FileReader(input))) {
                log.debug("Dump line 1: \"" + readBack.readLine() + "\"");
                log.debug("Dump line 2: \"" + readBack.readLine() + "\"");
            }
        velocity.getTemplate(Limma.script).merge(new VelocityContext(new HashMap<String, String>() {
            private static final long serialVersionUID = 1L;

            {
                if (log.isDebugEnabled())
                    log.debug("Running LIMMA with input " + input.getAbsolutePath() + " configuration "
                            + configuration.getAbsolutePath() + " output " + output.getAbsolutePath()
                            + " significant " + significant);
                put("input", input.getAbsolutePath());
                put("configuration", configuration.getAbsolutePath());
                put("output", output.getAbsolutePath());
                put("significant", significant.getAbsolutePath());
                put("rnk", rnk.getAbsolutePath());
            }
        }), writer);
        writer.flush();
        Process r = Runtime.getRuntime().exec(Limma.r + " " + script.getAbsolutePath());
        try {
            r.waitFor();
        } catch (InterruptedException e) {
            log.error("Interrupted while waiting for R", e);
        }
        if (log.isDebugEnabled()) {
            ByteArrayOutputStream listing = new ByteArrayOutputStream();
            IOUtils.copy(r.getErrorStream(), listing);
            log.debug("Return value " + r.exitValue() + " error output:\n" + listing.toString());
        }
        if (r.exitValue() != 0)
            throw new RuntimeException("Non zero return value from R process " + r.exitValue());
        // r.eval (new InputStreamReader (new ByteArrayInputStream
        // (script.toByteArray ())));
    }
}

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From source file:com.sssemil.advancedsettings.MainService.java

public static void grandPermissions(Context context) throws IOException {
    Runtime rt = Runtime.getRuntime();
    String package_name = context.getPackageName();
    String[] commands = { "su", "-c", "\"pm", "grant",
            package_name + " android.permission.CHANGE_CONFIGURATION\"" };
    Process proc = rt.exec(commands);

    BufferedReader stdInput = new BufferedReader(new InputStreamReader(proc.getInputStream()));

    BufferedReader stdError = new BufferedReader(new InputStreamReader(proc.getErrorStream()));

    String s;//  w  ww .  ja v a  2  s .c  o m
    while ((s = stdInput.readLine()) != null) {
        System.out.println(s);
    }
    while ((s = stdError.readLine()) != null) {
        System.out.println(s);
    }
}

---

From source file:FileUtil.java

/**
 *  Runs a simple command in given directory.
 *  The environment is inherited from the parent process (e.g. the
 *  one in which this Java VM runs).//from  w ww. ja  v a  2s.  c o  m
 *
 *  @return Standard output from the command.
 *  @param  command The command to run
 *  @param  directory The working directory to run the command in
 *  @throws IOException If the command failed
 *  @throws InterruptedException If the command was halted
 */
public static String runSimpleCommand(String command, String directory)
        throws IOException, InterruptedException {
    StringBuffer result = new StringBuffer();

    System.out.println("Running simple command " + command + " in " + directory);

    Process process = Runtime.getRuntime().exec(command, null, new File(directory));

    BufferedReader stdout = null;
    BufferedReader stderr = null;

    try {
        stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));
        stderr = new BufferedReader(new InputStreamReader(process.getErrorStream()));

        String line;

        while ((line = stdout.readLine()) != null) {
            result.append(line + "\n");
        }

        StringBuffer error = new StringBuffer();
        while ((line = stderr.readLine()) != null) {
            error.append(line + "\n");
        }

        if (error.length() > 0) {
            System.out.println("Command failed, error stream is: " + error);
        }

        process.waitFor();

    } finally {
        // we must close all by exec(..) opened streams: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4784692
        process.getInputStream().close();
        if (stdout != null)
            stdout.close();
        if (stderr != null)
            stderr.close();
    }

    return result.toString();
}

---

From source file:com.modeln.build.common.tool.CMnCmdLineTool.java

/**
 * Wait for the executing process to complete.
 *
 * @param  process  Process to monitor/*  ww w  .  j av a  2  s  . c o  m*/
 * @param  profile  Enable or disable execution profiling
 */
public static int wait(Process process, boolean profile) throws InterruptedException {
    Date startDate = null;
    if (profile) {
        startDate = new Date();
    }

    // Use a separate thread to relay the process output to the user
    CMnProcessOutput stdout = new CMnProcessOutput(process, process.getInputStream());
    CMnProcessOutput stderr = new CMnProcessOutput(process, process.getErrorStream());
    Thread out = new Thread(stdout);
    Thread err = new Thread(stderr);
    out.start();
    err.start();

    // Wait for the process to complete
    int result = process.waitFor();

    // Display the elapsed time for this operation
    if (profile) {
        displayElapsedTime(startDate, new Date(), "Execution complete: ");
    }

    return result;
}

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From source file:edu.kit.dama.util.SystemUtils.java

/**
 * Lock a folder in a Unix system. Therefor, the script previously generated
 * by generateScript() is used to lock the provided folder 'pLocalFolder'.
 *
 * @param pLocalScriptFile The lock script.
 * @param pLocalFolder The folder to lock.
 *
 * @return TRUE if the locking succeeded.
 *///from   w  ww. ja va2s .  c  o  m
private static boolean applyScriptToFolder(String pLocalScriptFile, String... pArguments) {
    BufferedReader brStdOut = null;
    BufferedReader brStdErr = null;
    try {
        String line;
        StringBuilder stdOut = new StringBuilder();
        StringBuilder stdErr = new StringBuilder();

        List<String> cmdArrayList = new ArrayList<>();
        cmdArrayList.add("sh");
        cmdArrayList.add(pLocalScriptFile);
        if (pArguments != null) {
            cmdArrayList.addAll(Arrays.asList(pArguments));
        }

        Process p = Runtime.getRuntime().exec(cmdArrayList.toArray(new String[cmdArrayList.size()]));

        brStdOut = new BufferedReader(new InputStreamReader(p.getInputStream()));
        brStdErr = new BufferedReader(new InputStreamReader(p.getErrorStream()));
        while ((line = brStdOut.readLine()) != null) {
            stdOut.append(line).append("\n");
        }
        brStdOut.close();
        while ((line = brStdErr.readLine()) != null) {
            stdErr.append(line).append("\n");
        }
        brStdErr.close();
        int result = p.waitFor();
        LOGGER.debug("Script finished execution with return code {}", result);
        LOGGER.debug("StdOut: {}", stdOut.toString());
        LOGGER.warn("StdErr: {}", stdErr.toString());
    } catch (IOException err) {
        LOGGER.error("Script execution failed", err);
        return false;
    } catch (InterruptedException err) {
        LOGGER.error("Script execution might have failed", err);
        return false;
    } finally {
        if (brStdErr != null) {
            try {
                brStdErr.close();
            } catch (IOException ex) {
            }
        }
        if (brStdOut != null) {
            try {
                brStdOut.close();
            } catch (IOException ex) {
            }
        }
    }
    return true;
}

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From source file:ee.ria.xroad.proxy.ProxyMain.java

private static void readProxyVersion() {
    try {//  w  w  w.  ja  va  2 s . com
        String cmd;

        if (Files.exists(Paths.get("/etc/redhat-release"))) {
            cmd = "rpm -q --queryformat '%{VERSION}-%{RELEASE}' xroad-proxy";
        } else {
            cmd = "dpkg-query -f '${Version}' -W xroad-proxy";
        }

        Process p = Runtime.getRuntime().exec(cmd);
        p.waitFor();
        version = IOUtils.toString(p.getInputStream()).replace("'", "");

        if (StringUtils.isBlank(version)) {
            version = "unknown";

            log.warn("Unable to read proxy version: {}", IOUtils.toString(p.getErrorStream()));
        }
    } catch (Exception ex) {
        version = "unknown";
        log.warn("Unable to read proxy version", ex);
    }
}

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From source file:SystemKit.java

/**
 * Returns the first line of the result of a shell command.
 * Taken from UUID./*  w w  w .ja v  a2 s.  c  o  m*/
 *
 * @param commands the commands to run
 * @return the first line of the command
 * @throws IOException
 *
 * @since 3.3.3
 */
static String getFirstLineOfCommand(String[] commands) throws IOException {
    Process p = null;
    BufferedReader reader = null;
    try {
        p = Runtime.getRuntime().exec(commands);
        reader = new BufferedReader(new InputStreamReader(p.getInputStream()), 128);
        return reader.readLine();
    } finally {
        if (p != null) {
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException ex) {
                }
            }
            try {
                p.getErrorStream().close();
            } catch (IOException ex) {
            }
            try {
                p.getOutputStream().close();
            } catch (IOException ex) {
            }
            p.destroy();
        }
    }
}

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