Example usage for java.lang Process waitFor

List of usage examples for java.lang Process waitFor

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Introduction

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

Prototype

public abstract int waitFor() throws InterruptedException;

Source Link

Document

Causes the current thread to wait, if necessary, until the process represented by this Process object has terminated.

Usage

From source file:Main.java

public static String exec(String cmd) {
    StringBuilder sb = new StringBuilder();
    try {//from   www. ja  va  2  s  .  co  m
        Runtime runtime = Runtime.getRuntime();
        Process process = runtime.exec(cmd);
        BufferedReader br = new BufferedReader(new InputStreamReader(process.getInputStream()));
        String line;
        while ((line = br.readLine()) != null) {
            sb.append(line);
            sb.append("\n");
        }
        br.close();
        if (process.waitFor() != 0) {
            System.err.println("exit value = " + process.exitValue());
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return sb.toString();
}

From source file:net.pms.util.ProcessUtil.java

public static int waitFor(Process p) {
    int exit = -1;

    try {/*from w  ww  . j a va 2s.  c o m*/
        exit = p.waitFor();
    } catch (InterruptedException e) {
        Thread.interrupted();
    }

    return exit;
}

From source file:com.cprassoc.solr.auth.SolrAuthActionController.java

public static String doPushConfigToSolrAction(SecurityJson json) {
    String result = "";
    try {/*from   www.j  av  a2s  .  co  m*/
        String mime = "sh";
        if (Utils.isWindows()) {
            mime = "bat";
        }
        String pathToScript = System.getProperty("user.dir") + File.separator + "solrAuth." + mime;
        String jsonstr = json.export();
        String filePath = SolrAuthManager.getProperties().getProperty("solr.install.path") + File.separator
                + "security.json";
        File backup = new File("backup");
        if (!backup.exists()) {
            backup.mkdirs();
        }

        File file = new File(filePath);
        if (file.exists()) {
            // String newFilePath = SolrAuthManager.getProperties().getProperty("solr.install.path") + File.separator + System.currentTimeMillis() + "_security.json";
            // File newFile = new File(newFilePath);
            // file.renameTo(newFile);
            FileUtils.copyFileToDirectory(file, backup);
        }
        FileUtils.writeByteArrayToFile(file, jsonstr.getBytes());
        Thread.sleep(500);
        ProcessBuilder pb = new ProcessBuilder(pathToScript);

        Log.log("Run PUSH command");

        Process process = pb.start();
        if (process.waitFor() == 0) {
            result = "";
        } else {
            result = Utils.streamToString(process.getErrorStream());
            result += "\n" + Utils.streamToString(process.getInputStream());
            Log.log(result);
        }

    } catch (Exception e) {
        e.printStackTrace();
        result = e.getLocalizedMessage();
    }

    return result;
}

From source file:edu.umd.cs.marmoset.utilities.JProcess.java

public static void destroyProcessGroup(Process process, Logger log) {
    int pid = 0;/*from  w  w  w  .  ja  v a 2 s  .c om*/
    try {
        pid = getPid(process);

        log.debug("PID to be killed = " + pid);

        String command = "kill -9 -" + pid;

        String[] cmd = command.split("\\s+");

        Process kill = Runtime.getRuntime().exec(cmd);
        log.warn("Trying to kill the process group leader: " + command);
        kill.waitFor();
    } catch (IOException e) {
        // if we can't execute the kill command, then try to destroy the process
        log.warn("Unable to execute kill -9 -" + pid + "; now calling process.destroy()");
    } catch (InterruptedException e) {
        log.error("kill -9 -" + pid + " process was interrupted!  Now calling process.destroy()");
    } catch (IllegalAccessException e) {
        log.error("Illegal field access to PID field; calling process.destroy()", e);
    } catch (NoSuchFieldException e) {
        log.error("Cannot find PID field; calling process.destroy()", e);
    } finally {
        // call process.destroy() whether or not "kill -9 -<pid>" worked
        // in order to maintain proper internal state
        process.destroy();
    }
}

From source file:brut.util.OS.java

public static void exec(String[] cmd) throws BrutException {
    Process ps = null;
    try {//from  w  ww .  jav a 2 s  . c  om
        ps = Runtime.getRuntime().exec(cmd);

        new StreamForwarder(ps.getInputStream(), System.err).start();
        new StreamForwarder(ps.getErrorStream(), System.err).start();
        if (ps.waitFor() != 0) {
            throw new BrutException("could not exec command: " + Arrays.toString(cmd));
        }
    } catch (IOException ex) {
        throw new BrutException("could not exec command: " + Arrays.toString(cmd), ex);
    } catch (InterruptedException ex) {
        throw new BrutException("could not exec command: " + Arrays.toString(cmd), ex);
    }
}

From source file:Main.java

public static String runCommand(String command) {
    try {//from  w  w  w. ja  v  a  2 s  .c  o  m
        StringBuffer output = new StringBuffer();
        Process p = Runtime.getRuntime().exec(command);
        BufferedReader reader = new BufferedReader(new InputStreamReader(p.getInputStream()));
        String line = "";
        while ((line = reader.readLine()) != null) {
            output.append(line + "\n");
        }
        reader.close();
        p.waitFor();
        return output.toString();
    } catch (InterruptedException | IOException e) {
        logError(e);
    }
    return "";
}

From source file:com.bukanir.android.utils.Utils.java

public static boolean isStorageVfat(Context context) {
    try {// ww w.  ja v  a  2  s . c o  m
        String cacheDir = context.getExternalCacheDir().toString();
        List<String> items = Arrays.asList(cacheDir.split("/"));
        String path = items.get(1) + "/" + items.get(2);

        String cmd = String.format("/system/bin/mount | grep '%s'", path);
        String[] command = { "/system/bin/sh", "-c", cmd };

        Process process = Runtime.getRuntime().exec(command, null, new File("/system/bin"));
        try {
            process.waitFor();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }

        String line;
        String output = "";
        BufferedReader in = new BufferedReader(new InputStreamReader(process.getInputStream()));
        while ((line = in.readLine()) != null) {
            output += line;
        }

        List<String> outputItems = Arrays.asList(output.split(" "));
        if (outputItems.size() >= 3) {
            if (outputItems.get(2).equals("vfat")) {
                return true;
            }
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
    return false;
}

From source file:com.atlassian.labs.bamboo.git.edu.nyu.cs.javagit.client.cli.ProcessUtilities.java

/**
 * Waits for a process to terminate and then destroys it.
 *
 * @param p/*from w  w w.j  a  va2 s  .  c o  m*/
 *          The process to wait for and destroy.
 * @return The exit value of the process. By convention, 0 indicates normal termination.
 */
public static int waitForAndDestroyProcess(Process p, IParser parser) {
    /*
     * I'm not sure this is the best way to handle waiting for a process to complete. -- jhl388
     * 06.14.2008
     */
    while (true) {
        try {
            int i = p.waitFor();
            parser.processExitCode(p.exitValue());
            p.destroy();
            return i;
        } catch (InterruptedException e) {
            // TODO: deal with this interrupted exception in a better manner. -- jhl388 06.14.2008
            continue;
        }
    }
}

From source file:io.jmnarloch.cd.go.plugin.gradle.GradleTaskExecutor.java

/**
 * Executes the actual Gradle build.//ww w  .j  a v  a 2  s. c om
 *
 * @param builder the process builder
 * @param console the log output
 * @return the process return value
 * @throws IOException          if any error occurs during I/O operation
 * @throws InterruptedException if any error occurs during process execution
 */
private static int execute(ProcessBuilder builder, JobConsoleLogger console)
        throws IOException, InterruptedException {

    Process process = null;
    try {
        process = builder.start();

        console.readOutputOf(process.getInputStream());
        console.readErrorOf(process.getErrorStream());
        return process.waitFor();
    } finally {
        if (process != null) {
            process.destroy();
        }
    }
}

From source file:com.guye.baffle.util.OS.java

public static void exec(String[] cmd) throws BaffleException {
    Process ps = null;
    try {//w w w .ja va2 s. c  o m
        ps = Runtime.getRuntime().exec(cmd);

        new StreamForwarder(ps.getInputStream(), System.err).start();
        new StreamForwarder(ps.getErrorStream(), System.err).start();
        if (ps.waitFor() != 0) {
            throw new BaffleException("could not exec command: " + Arrays.toString(cmd));
        }
    } catch (IOException ex) {
        throw new BaffleException("could not exec command: " + Arrays.toString(cmd), ex);
    } catch (InterruptedException ex) {
        throw new BaffleException("could not exec command: " + Arrays.toString(cmd), ex);
    }
}