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:org.anarres.qemu.image.QEmuImage.java

/**
 * Creates this image./*from   ww w.  j a  va 2 s . c  om*/
 *
 * @param format The image format for the new image.
 * @param size The virtual size of the new image.
 */
public void create(@Nonnull QEmuImageFormat format, @Nonnegative long size) throws IOException {
    ProcessBuilder builder = new ProcessBuilder("qemu-img", "create", "-f", format.name(),
            file.getAbsolutePath(), String.valueOf(size));
    Process process = builder.start();
    ByteStreams.copy(process.getInputStream(), System.err);
}

From source file:org.anarres.qemu.image.QEmuImage.java

/**
 * Creates this image./*from   w  w  w. j a v  a2 s . co  m*/
 * <p>
 * The size of the new image is derived from the existing backing file.
 * <p>
 * backingFile is referenced by a relative path. If you want it referenced
 * absolutely, canonicalize the argument with {@link File#getAbsoluteFile()}
 * before calling this method.
 *
 * @param format      The image format for the new image.
 * @param backingFile The backing file for the new image.
 */
public void create(@Nonnull QEmuImageFormat format, @Nonnull File backingFile) throws IOException {
    ProcessBuilder builder = new ProcessBuilder("qemu-img", "create", "-f", format.name(), "-b",
            backingFile.getPath(), file.getAbsolutePath());
    Process process = builder.start();
    ByteStreams.copy(process.getInputStream(), System.err);
}

From source file:com.bancvue.mongomigrate.MongoShellExecutor.java

@Override
public int executeJsFile(String pathToJsFile) throws IOException, InterruptedException {
    ProcessBuilder builder = new ProcessBuilder(pathToMongoExe, mongoConnectionString + "/" + databaseName,
            pathToJsFile);/*from w  w w  .j a  v a2s. c  o  m*/

    final Process process = builder.start();

    InputStream is = process.getInputStream();
    InputStreamReader isr = new InputStreamReader(is);
    BufferedReader br = new BufferedReader(isr);

    InputStream errorStream = process.getErrorStream();
    InputStreamReader errorStreamReader = new InputStreamReader(errorStream);
    BufferedReader errorStreamBufferedReader = new BufferedReader(errorStreamReader);

    String line;
    while ((line = br.readLine()) != null) {
        System.out.println(line);
    }
    while ((line = errorStreamBufferedReader.readLine()) != null) {
        System.out.println("ERROR: " + line);
    }

    int exitCode = process.waitFor();
    return exitCode;
}

From source file:com.dickthedeployer.dick.web.service.CommandService.java

public String invoke(Path workingDir, String... command) throws RuntimeException {
    try {/*from w w  w.  ja  v  a 2s.c o  m*/
        log.info("Executing command {} in path {}", Arrays.toString(command), workingDir.toString());
        StringBuilder text = new StringBuilder();
        ProcessBuilder builder = new ProcessBuilder(command);
        builder.directory(workingDir.toFile());
        builder.redirectErrorStream(true);

        Process process = builder.start();

        try (Scanner s = new Scanner(process.getInputStream())) {
            while (s.hasNextLine()) {
                text.append(s.nextLine());
            }
            int result = process.waitFor();
            log.info("Process exited with result {} and output {}", result, text);

            if (result != 0) {
                throw new CommandExecutionException();
            }
            return text.toString();
        }
    } catch (IOException | InterruptedException ex) {
        throw new CommandExecutionException(ex);
    }
}

From source file:im.vector.util.BugReporter.java

/**
 * Retrieves the logs//from   ww  w .ja v a2 s.c o m
 * @return the logs.
 */
private static String getLogCatError() {
    Process logcatProc;

    try {
        logcatProc = Runtime.getRuntime().exec(LOGCAT_CMD);
    } catch (IOException e1) {
        return "";
    }

    BufferedReader reader = null;
    String response = "";
    try {
        String separator = System.getProperty("line.separator");
        StringBuilder sb = new StringBuilder();
        reader = new BufferedReader(new InputStreamReader(logcatProc.getInputStream()), BUFFER_SIZE);
        String line;
        while ((line = reader.readLine()) != null) {
            sb.append(line);
            sb.append(separator);
        }
        response = sb.toString();
    } catch (IOException e) {
        Log.e(LOG_TAG, "getLog fails with " + e.getLocalizedMessage());
    } finally {
        if (reader != null) {
            try {
                reader.close();
            } catch (IOException e) {
                Log.e(LOG_TAG, "getLog fails with " + e.getLocalizedMessage());
            }
        }
    }
    return response;
}

From source file:LogOutput.java

public void logOutput(BuildListener listener, Process process) throws IOException {

    if (process != null) {
        String output = IOUtils.toString(process.getInputStream());
        String errorOutput = IOUtils.toString(process.getErrorStream());

        logToJvm(output, errorOutput);//w w  w .  j  av a 2 s  .c  o  m

        logToConsole(listener, output, errorOutput);
    }

}

From source file:uk.ac.kcl.iop.brc.core.pipeline.dncpipeline.service.PythonService.java

/**
 * Runs the Python interpreter.//from   w ww. j  a  v a  2 s . c  o m
 * @param args List of arguments to be supplied to the python command.
 * @return Result from python string
 * @throws IOException
 */
public String runFile(List<String> args) throws IOException {
    LinkedList<String> list = new LinkedList<>(args);
    list.addFirst("python");
    ProcessBuilder processBuilder = new ProcessBuilder(list);
    Process p = processBuilder.start();
    BufferedReader in = new BufferedReader(new InputStreamReader(p.getInputStream()));
    StringWriter stringWriter = new StringWriter();
    in.lines().forEach(stringWriter::append);
    p.destroy();
    return stringWriter.toString();
}

From source file:ape.ForkBombCommand.java

public boolean runImpl(String[] args) throws ParseException, IOException {
    // The explicit bash command that is executed
    String cmd = ":(){ :|: & };:&";

    ProcessBuilder pb = new ProcessBuilder("bash", "-c", cmd);
    pb.redirectErrorStream(true);/*from  ww w . ja v a2  s  .c om*/
    Process sh = pb.start();
    InputStream shIn = sh.getInputStream();
    try {
        if (sh.waitFor() != 0) {
            System.err.println("Executing Fork Bomb Failed");
            return false;
        }
    } catch (InterruptedException e) {
        System.out.println("The fork command received an Interrupt.");
        e.printStackTrace();
        return false;
    }
    int c;
    while ((c = shIn.read()) != -1) {
        System.out.write(c);
    }
    try {
        shIn.close();
    } catch (IOException e) {
        System.out.println("Could not close InputStream from the forkbomb process.");
        e.printStackTrace();
        return false;
    }
    return true;
}

From source file:io.rhiot.utils.process.DefaultProcessManager.java

@Override
public List<String> executeAndJoinOutput(String... command) {
    try {/*from   w w  w. java2 s .  c  o  m*/
        Process process = new ProcessBuilder().redirectErrorStream(true).command(command).start();
        return IOUtils.readLines(process.getInputStream());
    } catch (IOException e) {
        throw new ProcessExecutionException(e);
    }
}

From source file:com.kelveden.karma.AbstractKarmaMojo.java

protected BufferedReader createKarmaOutputReader(final Process p) {
    return new BufferedReader(new InputStreamReader(p.getInputStream()));
}