Example usage for java.lang Process destroy

List of usage examples for java.lang Process destroy

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

Introduction

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

Prototype

public abstract void destroy();

Source Link

Document

Kills the process.

Usage

From source file:org.apache.axis.components.compiler.Jikes.java

/**
 * Execute the compiler/*from ww  w. j  a  va2 s. c o m*/
 */
public boolean compile() throws IOException {

    List args = new ArrayList();
    // command line name
    args.add("jikes");
    // indicate Emacs output mode must be used
    args.add("+E");
    // avoid warnings
    // Option nowarn with one hyphen only
    args.add("-nowarn");

    int exitValue;
    ByteArrayOutputStream tmpErr = new ByteArrayOutputStream(OUTPUT_BUFFER_SIZE);

    try {
        Process p = Runtime.getRuntime().exec(toStringArray(fillArguments(args)));

        BufferedInputStream compilerErr = new BufferedInputStream(p.getErrorStream());

        StreamPumper errPumper = new StreamPumper(compilerErr, tmpErr);

        errPumper.start();

        p.waitFor();
        exitValue = p.exitValue();

        // Wait until the complete error stream has been read
        errPumper.join();
        compilerErr.close();

        p.destroy();

        tmpErr.close();
        this.errors = new ByteArrayInputStream(tmpErr.toByteArray());

    } catch (InterruptedException somethingHappened) {
        log.debug("Jikes.compile():SomethingHappened", somethingHappened);
        return false;
    }

    // Jikes returns 0 even when there are some types of errors.
    // Check if any error output as well
    // Return should be OK when both exitValue and
    // tmpErr.size() are 0 ?!
    return ((exitValue == 0) && (tmpErr.size() == 0));
}

From source file:lohbihler.process.epoll.ProcessMonitor.java

public ProcessMonitor(final Process process, final ExecutorService executorService, final long timeout)
        throws InterruptedException {
    final InputReader out = new InputReader(process.getInputStream());
    final InputReader err = new InputReader(process.getErrorStream());

    executorService.execute(out);//from  www .  j  a  v a 2 s .c o  m
    executorService.execute(err);

    ProcessTimeout processTimeout = null;
    if (timeout > 0) {
        processTimeout = new ProcessTimeout(process, timeout);
        executorService.execute(processTimeout);
    }

    process.waitFor();
    out.join();
    err.join();
    process.destroy();

    // If we've made it this far, the process exited properly, so kill the
    // timeout thread if it exists.
    if (processTimeout != null)
        processTimeout.interrupt();

    this.out = out.getInput();
    this.err = err.getInput();
}

From source file:cognition.common.service.DocumentConversionService.java

private File makeTiffFromPDF(DNCWorkCoordinate coordinate, File input) throws IOException, TikaException {
    File output = File.createTempFile(coordinate.getFileName(), ".tiff");
    String[] cmd = { getImageMagickProg(), "-density", "300", input.getPath(), "-depth", "8", "-quality", "1",
            output.getPath() };//from ww  w .  ja  v  a  2s  .c  o m
    Process process = new ProcessBuilder(cmd).start();
    IOUtils.closeQuietly(process.getOutputStream());
    InputStream processInputStream = process.getInputStream();
    logStream(processInputStream);
    FutureTask<Integer> waitTask = new FutureTask<>(process::waitFor);
    Thread waitThread = new Thread(waitTask);
    waitThread.start();
    try {
        waitTask.get(240, TimeUnit.SECONDS);
        return output;
    } catch (Exception e) {
        logger.error(e.getMessage());
        waitThread.interrupt();
        process.destroy();
        waitTask.cancel(true);
    } finally {
        IOUtils.closeQuietly(processInputStream);
        process.destroy();
        waitThread.interrupt();
        waitTask.cancel(true);
    }
    return null;
}

From source file:uk.ac.kcl.iop.brc.core.pipeline.common.service.DocumentConversionService.java

private File makeTiffFromPDF(DNCWorkCoordinate coordinate, File input) throws IOException, TikaException {
    File output = File.createTempFile(coordinate.getFileName(), ".tiff");
    String[] cmd = { getImageMagickProg(), "-density", "300", input.getPath(), "-depth", "8", "-quality", "1",
            output.getPath() };//ww w  .  java 2 s .  co m
    Process process = new ProcessBuilder(cmd).start();
    IOUtils.closeQuietly(process.getOutputStream());
    InputStream processInputStream = process.getInputStream();
    logStream(processInputStream);
    FutureTask<Integer> waitTask = new FutureTask<>(process::waitFor);
    Thread waitThread = new Thread(waitTask);
    waitThread.start();
    try {
        waitTask.get(240, TimeUnit.SECONDS);
        return output;
    } catch (Exception e) {
        logger.error(e.getMessage());
        waitThread.interrupt();
        process.destroy();
        Thread.currentThread().interrupt();
        waitTask.cancel(true);
    } finally {
        IOUtils.closeQuietly(processInputStream);
        process.destroy();
        waitThread.interrupt();
        waitTask.cancel(true);
    }
    return null;
}

From source file:er.extensions.ERXExtensions.java

/**
 * Frees all of the resources associated with a given
 * process and then destroys the process.
 * @param p process to destroy//from ww w  . jav a 2  s . c  o m
 */
public static void freeProcessResources(Process p) {
    if (p != null) {
        try {
            if (p.getInputStream() != null)
                p.getInputStream().close();
            if (p.getOutputStream() != null)
                p.getOutputStream().close();
            if (p.getErrorStream() != null)
                p.getErrorStream().close();
            p.destroy();
        } catch (IOException e) {
        }
    }
}

From source file:org.sonatype.nexus.testsuite.obr.ObrITSupport.java

protected void deployUsingObrIntoFelix(final String repoId) throws Exception {
    final File felixHome = util.resolveFile("target/org.apache.felix.main.distribution-3.2.2");
    final File felixRepo = util.resolveFile("target/felix-local-repository");
    final File felixConfig = testData().resolveFile("felix.properties");

    // ensure we have an obr.xml
    final Content content = content();
    final Location obrLocation = new Location(repoId, ".meta/obr.xml");
    content.download(obrLocation, new File(testIndex().getDirectory("downloads"), repoId + "-obr.xml"));

    FileUtils.deleteDirectory(new File(felixHome, "felix-cache"));
    FileUtils.deleteDirectory(new File(felixRepo, ".meta"));

    final ProcessBuilder pb = new ProcessBuilder("java", "-Dfelix.felix.properties=" + felixConfig.toURI(),
            "-jar", "bin/felix.jar");
    pb.directory(felixHome);//w ww .  j  a  v  a  2s.c  o m
    pb.redirectErrorStream(true);
    final Process p = pb.start();

    final Object lock = new Object();

    final Thread t = new Thread(new Runnable() {
        public void run() {
            // just a safeguard, if felix get stuck kill everything
            try {
                synchronized (lock) {
                    lock.wait(5 * 1000 * 60);
                }
            } catch (final InterruptedException e) {
                // ignore
            }
            p.destroy();
        }
    });
    t.setDaemon(true);
    t.start();

    synchronized (lock) {
        final InputStream input = p.getInputStream();
        final OutputStream output = p.getOutputStream();
        waitFor(input, "g!");

        output.write(("obr:repos add " + nexus().getUrl() + "content/" + obrLocation.toContentPath() + "\r\n")
                .getBytes());
        output.flush();
        waitFor(input, "g!");

        output.write(("obr:repos remove http://felix.apache.org/obr/releases.xml\r\n").getBytes());
        output.flush();
        waitFor(input, "g!");

        output.write(("obr:repos list\r\n").getBytes());
        output.flush();
        waitFor(input, "g!");

        output.write("obr:deploy -s org.apache.felix.webconsole\r\n".getBytes());
        output.flush();
        waitFor(input, "done.");

        p.destroy();

        lock.notifyAll();
    }
}

From source file:org.jodconverter.office.OfficeProcessManagerPoolEntryITest.java

/**
 * Tests that an office process is restarted successfully after a crash.
 *
 * @throws Exception if an error occurs.
 *///from www  .  j av  a 2  s  . c o m
@Test
public void execute_WhenOfficeProcessCrash_ShouldRestartAfterCrash() throws Exception {

    final OfficeProcessManagerPoolEntry officeManager = new OfficeProcessManagerPoolEntry(CONNECT_URL);

    try {
        officeManager.start();
        assertThat(officeManager.isRunning()).isTrue();
        assertThat(officeManager)
                .extracting("officeProcessManager.process.running", "officeProcessManager.connection.connected")
                .containsExactly(true, true);

        // Submit the task to an executor
        final ExecutorService pool = Executors.newFixedThreadPool(1);
        try {
            final Callable<Boolean> task = new RestartAfterCrashTask(officeManager);
            final Future<Boolean> future = pool.submit(task);

            Thread.sleep(500); // NOSONAR

            // Simulate crash
            final Process underlyingProcess = (Process) FieldUtils.readField(getOfficeProcess(officeManager),
                    "process", true);
            assertThat(underlyingProcess).isNotNull();
            LOGGER.debug("Simulating the crash");
            underlyingProcess.destroy();

            // Wait until the task is completed
            try {
                future.get();
                fail("Exception expected");
            } catch (ExecutionException ex) {
                assertThat(ex.getCause()).isInstanceOf(OfficeException.class);
                assertThat(ex.getCause().getCause()).isInstanceOf(CancellationException.class);
            }

        } finally {
            pool.shutdownNow();
        }

        assertRestartedAndReconnected(officeManager, RESTART_INITIAL_WAIT, RESTART_WAIT_TIMEOUT);

        final MockOfficeTask goodTask = new MockOfficeTask();
        officeManager.execute(goodTask);
        assertThat(goodTask.isCompleted()).isTrue();

    } finally {

        officeManager.stop();
        assertThat(officeManager.isRunning()).isFalse();
        assertThat(officeManager)
                .extracting("officeProcessManager.process.running", "officeProcessManager.connection.connected")
                .containsExactly(false, false);
        assertThat(getOfficeProcess(officeManager).getExitCode(0, 0)).isEqualTo(0);
    }
}

From source file:io.fabric8.maven.plugin.DebugMojo.java

private void portForward(Controller controller, String podName) throws MojoExecutionException {
    File file = getKubeCtlExecutable(controller);
    String command = file.getName();
    log.info(/*from   ww w .  j ava 2 s. c o  m*/
            "Port forwarding to port " + remoteDebugPort + " on pod " + podName + " using command: " + command);

    String arguments = " port-forward " + podName + " " + localDebugPort + ":" + remoteDebugPort;
    String commands = command + arguments;
    log.info("Executing command: " + commands);
    final String message = "port forward";
    final Process process;
    try {
        process = Runtime.getRuntime().exec(file.getAbsolutePath() + arguments);
        Runtime.getRuntime().addShutdownHook(new Thread("mvn fabric8:run-interactive shutdown hook") {
            @Override
            public void run() {
                if (process != null) {
                    log.info("Terminating port forward process:");
                    try {
                        process.destroy();
                    } catch (Exception e) {
                        log.error("Failed to terminate process " + message);
                    }
                    try {
                        if (process != null && process.isAlive()) {
                            process.destroyForcibly();
                        }
                    } catch (Exception e) {
                        log.error("Failed to forcibly terminate process " + message);
                    }
                }
            }
        });

        log.info("");
        log.info("Now you can start a Remote debug execution in your IDE by using localhost and the debug port "
                + localDebugPort);
        log.info("");

        processCommandAsync(process, createExternalProcessLogger(command + "> "), commands, message);
    } catch (Exception e) {
        throw new MojoExecutionException("Failed to execute process " + commands + " for " + message + ": " + e,
                e);
    }
}

From source file:com.xpn.xwiki.plugin.graphviz.GraphVizPlugin.java

/**
 * Executes GraphViz, writes the resulting image (in the requested format) in a temporary file on disk, and returns
 * the generated content from that file.
 * /*from ww  w .  j av  a2 s. co m*/
 * @param hashCode the hascode of the content, to be used as the temporary file name
 * @param content the dot source code
 * @param extension the output file extension
 * @param dot which engine to execute: {@code dot} if {@code true}, {@code neato} if {@code false}
 * @return the content of the generated file
 * @throws IOException if writing the input or output files to the disk fails, or if writing the response body fails
 */
private byte[] getDotImage(int hashCode, String content, String extension, boolean dot) throws IOException {
    File dfile = getTempFile(hashCode, "input.dot", dot);
    if (!dfile.exists()) {
        FileUtils.write(dfile, content, XWiki.DEFAULT_ENCODING);
    }

    File ofile = getTempFile(hashCode, extension, dot);
    if (!ofile.exists()) {
        Runtime rt = Runtime.getRuntime();
        String[] command = new String[5];
        command[0] = dot ? this.dotPath : this.neatoPath;
        command[1] = "-T" + extension;
        command[2] = dfile.getAbsolutePath();
        command[3] = "-o";
        command[4] = ofile.getAbsolutePath();
        Process p = rt.exec(command);
        int exitValue = -1;
        final Thread thisThread = Thread.currentThread();
        Thread t = new Thread(new Hangcheck(thisThread), "dot-hangcheck");
        t.run();
        try {
            exitValue = p.waitFor();
            t.interrupt();
        } catch (InterruptedException ex) {
            p.destroy();
            LOGGER.error("Timeout while generating image from dot", ex);
        }

        if (exitValue != 0) {
            LOGGER.error("Error while generating image from dot: "
                    + IOUtils.toString(p.getErrorStream(), XWiki.DEFAULT_ENCODING));
        }
    }
    return FileUtils.readFileToByteArray(ofile);
}

From source file:org.wso2.appserver.integration.common.utils.CarbonCommandToolsUtil.java

/**
 * This method is to execute commands and reading the logs to find the expected string.
 *
 * @param directory      - Directory which has the file to be executed .
 * @param cmdArray       - Command array to be executed.
 * @param expectedString - Expected string in  the log.
 * @return boolean - true : Found the expected string , false : not found the expected string.
 * @throws CarbonToolsIntegrationTestException - Error while running the command.
 *//* w w  w .  j  av a 2 s  .  com*/
public static boolean isScriptRunSuccessfully(String directory, String[] cmdArray, String expectedString)
        throws CarbonToolsIntegrationTestException {
    boolean isFoundTheMessage = false;
    BufferedReader br = null;
    Process process = null;
    try {
        File commandDir = new File(directory);
        process = Runtime.getRuntime().exec(cmdArray, null, commandDir);
        String line;
        long startTime = System.currentTimeMillis();
        while (!isFoundTheMessage && (System.currentTimeMillis() - startTime) < TIMEOUT_MS) {
            br = new BufferedReader(new InputStreamReader(process.getInputStream(), "UTF-8"));
            while ((line = br.readLine()) != null) {
                log.info(line);
                if (line.contains(expectedString)) {
                    log.info("found the string " + expectedString + " in line " + line);
                    isFoundTheMessage = true;
                    break;
                }
            }
        }
        return isFoundTheMessage;
    } catch (IOException ex) {
        log.error("Error when reading the InputStream when running shell script  ", ex);
        throw new CarbonToolsIntegrationTestException(
                "Error when reading the InputStream when " + "running shell script ", ex);
    } finally {
        if (br != null) {
            try {
                br.close();
            } catch (IOException e) {
                log.warn("Error when closing the buffer reader ", e);
            }
        }
        if (process != null) {
            process.destroy();
        }
    }
}