Example usage for java.lang Process getInputStream

List of usage examples for java.lang Process getInputStream

  1. HOME
  2. Java
  3. java
  4. java.lang.*
  5. Process
  6. 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:eu.stratosphere.nephele.instance.HardwareDescriptionFactory.java

/**
 * Returns the size of the physical memory in bytes on Windows.
 * /*w w  w .  j av  a2  s . c om*/
 * @return the size of the physical memory in bytes or <code>-1</code> if
 *         the size could not be determined
 */
private static long getSizeOfPhysicalMemoryForWindows() {
    BufferedReader bi = null;
    try {
        Process proc = Runtime.getRuntime().exec("wmic memorychip get capacity");

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

        String line = bi.readLine();
        if (line == null) {
            return -1L;
        }

        if (!line.startsWith("Capacity")) {
            return -1L;
        }

        long sizeOfPhyiscalMemory = 0L;
        while ((line = bi.readLine()) != null) {
            if (line.isEmpty()) {
                continue;
            }

            line = line.replaceAll(" ", "");
            sizeOfPhyiscalMemory += Long.parseLong(line);
        }
        return sizeOfPhyiscalMemory;
    } catch (Exception e) {
        LOG.error("Cannot determine the size of the physical memory using 'wmic memorychip': " + e.getMessage(),
                e);
        return -1L;
    } finally {
        if (bi != null) {
            try {
                bi.close();
            } catch (Throwable t) {
            }
        }
    }
}

From source file:Main.java

public static String runScript(String script) {
    String sRet = "";
    try {//  w w  w  .  ja  va  2  s .  co  m
        final Process m_process = Runtime.getRuntime().exec(script);
        final StringBuilder sbread = new StringBuilder();
        Thread tout = new Thread(new Runnable() {
            public void run() {
                BufferedReader bufferedReader = new BufferedReader(
                        new InputStreamReader(m_process.getInputStream()), 8192);
                String ls_1 = null;
                try {
                    while ((ls_1 = bufferedReader.readLine()) != null) {
                        sbread.append(ls_1).append("\n");
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                } finally {
                    try {
                        bufferedReader.close();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            }
        });
        tout.start();

        final StringBuilder sberr = new StringBuilder();
        Thread terr = new Thread(new Runnable() {
            public void run() {
                BufferedReader bufferedReader = new BufferedReader(
                        new InputStreamReader(m_process.getErrorStream()), 8192);
                String ls_1 = null;
                try {
                    while ((ls_1 = bufferedReader.readLine()) != null) {
                        sberr.append(ls_1).append("\n");
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                } finally {
                    try {
                        bufferedReader.close();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            }
        });
        terr.start();

        // int retvalue = m_process.waitFor();
        while (tout.isAlive()) {
            Thread.sleep(50);
        }
        if (terr.isAlive())
            terr.interrupt();
        String stdout = sbread.toString();
        String stderr = sberr.toString();
        sRet = stdout + stderr;
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
    return sRet;
}

From source file:net.pickapack.io.cmd.CommandLineHelper.java

/**
 *
 * @param cmd// w  w  w  . ja v  a 2  s .c om
 * @return
 */
public static List<String> invokeNativeCommandAndGetResult(String[] cmd) {
    List<String> outputList = new ArrayList<String>();

    try {
        Runtime r = Runtime.getRuntime();
        Process ps = r.exec(cmd);
        //            ProcessBuilder pb = new ProcessBuilder(cmd);
        //            pb.redirectErrorStream(true);
        //            Process ps = pb.start();

        BufferedReader rdr = new BufferedReader(new InputStreamReader(ps.getInputStream()));
        String in = rdr.readLine();
        while (in != null) {
            outputList.add(in);
            in = rdr.readLine();
        }

        int exitValue = ps.waitFor();
        if (exitValue != 0) {
            System.out.println("WARN: Process exits with non-zero code: " + exitValue);
        }

        ps.destroy();
    } catch (Exception e) {
        e.printStackTrace();
    }

    return outputList;
}

From source file:Main.java

public static String runScript(String script) {
    String sRet = "";
    try {/*from   w ww. j  ava  2s  .c  o  m*/
        final Process m_process = Runtime.getRuntime().exec(script);
        final StringBuilder sbread = new StringBuilder();
        Thread tout = new Thread(new Runnable() {
            public void run() {
                BufferedReader bufferedReader = new BufferedReader(
                        new InputStreamReader(m_process.getInputStream()), 8192);
                String ls_1 = null;
                try {
                    while ((ls_1 = bufferedReader.readLine()) != null) {
                        sbread.append(ls_1).append("\n");
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                } finally {
                    try {
                        bufferedReader.close();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            }
        });
        tout.start();

        final StringBuilder sberr = new StringBuilder();
        Thread terr = new Thread(new Runnable() {
            public void run() {
                BufferedReader bufferedReader = new BufferedReader(
                        new InputStreamReader(m_process.getErrorStream()), 8192);
                String ls_1 = null;
                try {
                    while ((ls_1 = bufferedReader.readLine()) != null) {
                        sberr.append(ls_1).append("\n");
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                } finally {
                    try {
                        bufferedReader.close();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            }
        });
        terr.start();

        int retvalue = m_process.waitFor();
        while (tout.isAlive()) {
            Thread.sleep(50);
        }
        if (terr.isAlive())
            terr.interrupt();
        String stdout = sbread.toString();
        String stderr = sberr.toString();
        sRet = stdout + stderr;
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
    return sRet;
}

From source file:com.dtolabs.rundeck.core.utils.ScriptExecUtil.java

/**
 * Run a command with environment variables in a working dir, and copy the streams
 *
 * @param command      the command array to run
 * @param envMap       the environment variables to pass in
 * @param workingdir   optional working dir location (or null)
 * @param outputStream stream for stdout
 * @param errorStream  stream for stderr
 *
 * @return the exit code of the command//from   w w w.j a v a2  s.  c  om
 *
 * @throws IOException          if any IO exception occurs
 * @throws InterruptedException if interrupted while waiting for the command to finish
 */
public static int runLocalCommand(final String[] command, final Map<String, String> envMap,
        final File workingdir, final OutputStream outputStream, final OutputStream errorStream)
        throws IOException, InterruptedException {
    final String[] envarr = createEnvironmentArray(envMap);

    final Runtime runtime = Runtime.getRuntime();
    final Process exec = runtime.exec(command, envarr, workingdir);
    final Streams.StreamCopyThread errthread = Streams.copyStreamThread(exec.getErrorStream(), errorStream);
    final Streams.StreamCopyThread outthread = Streams.copyStreamThread(exec.getInputStream(), outputStream);
    errthread.start();
    outthread.start();
    exec.getOutputStream().close();
    final int result = exec.waitFor();
    errthread.join();
    outthread.join();
    if (null != outthread.getException()) {
        throw outthread.getException();
    }
    if (null != errthread.getException()) {
        throw errthread.getException();
    }
    return result;
}

From source file:com.modelon.oslc.adapter.fmi.integration.FMUConnector.java

public static FMU loadSingleFMU(String fmuInterfaceCMDPath, String fmuPath, String unzipTempDir)
        throws IOException {
    File cmd = new File(fmuInterfaceCMDPath);
    File fmu = new File(fmuPath);
    File fmuTempDir = new File(unzipTempDir + File.separator + fmu.getName());
    fmuTempDir.mkdirs();/* w ww. j a v a  2 s . c  o  m*/

    try {
        ProcessBuilder builder = new ProcessBuilder(cmd.getPath(), "read", fmu.getPath(), fmuTempDir.getPath());
        builder.redirectErrorStream(true);
        Process p = builder.start();

        BufferedReader reader = new BufferedReader(new InputStreamReader(p.getInputStream()));
        StringBuilder sbuilder = new StringBuilder();
        String aux = "";

        while ((aux = reader.readLine()) != null) {
            aux = aux.replaceAll("\\\\", "\\\\\\\\");
            aux += "\r\n";
            sbuilder.append(aux);
        }

        String json = sbuilder.toString();
        ObjectMapper mapper = new ObjectMapper();
        mapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
        FMU fmuObject = mapper.readValue(json, FMU.class);
        if (fmuObject.fmiVersion != null)
            return mapper.readValue(json, FMU.class);
        else
            return null;
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
}

From source file:io.hops.hopsworks.common.security.PKIUtils.java

public static String getSubjectFromCSR(String csr) throws IOException, InterruptedException {
    File csrFile = File.createTempFile(System.getProperty("java.io.tmpdir"), ".csr");
    FileUtils.writeStringToFile(csrFile, csr);
    List<String> cmds = new ArrayList<>();
    //openssl req -in certs-dir/hops-site-certs/csr.pem -noout -subject
    cmds.add("openssl");
    cmds.add("req");
    cmds.add("-in");
    cmds.add(csrFile.getAbsolutePath());
    cmds.add("-noout");
    cmds.add("-subject");

    StringBuilder sb = new StringBuilder("/usr/bin/ ");
    for (String s : cmds) {
        sb.append(s).append(" ");
    }//from  www  .j  av a 2  s. co m
    logger.info(sb.toString());
    Process process = new ProcessBuilder(cmds).directory(new File("/usr/bin/")).redirectErrorStream(true)
            .start();
    BufferedReader br = new BufferedReader(
            new InputStreamReader(process.getInputStream(), Charset.forName("UTF8")));
    String line;
    StringBuilder lines = new StringBuilder("");
    while ((line = br.readLine()) != null) {
        logger.info(line);
        lines.append(line);
    }
    process.waitFor();
    int exitValue = process.exitValue();
    if (exitValue != 0) {
        throw new RuntimeException("Failed to get subject. Exit value: " + exitValue);
    }
    return lines.toString();
}

From source file:io.hops.hopsworks.common.security.PKIUtils.java

public static String getSerialNumberFromCert(String cert) throws IOException, InterruptedException {
    File csrFile = File.createTempFile(System.getProperty("java.io.tmpdir"), ".pem");
    FileUtils.writeStringToFile(csrFile, cert);
    List<String> cmds = new ArrayList<>();
    //openssl x509 -in certs-dir/hops-site-certs/pub.pem -noout -serial
    cmds.add("openssl");
    cmds.add("x509");
    cmds.add("-in");
    cmds.add(csrFile.getAbsolutePath());
    cmds.add("-noout");
    cmds.add("-serial");

    StringBuilder sb = new StringBuilder("/usr/bin/ ");
    for (String s : cmds) {
        sb.append(s).append(" ");
    }//from ww w  . j ava 2  s.  c  o  m
    logger.info(sb.toString());
    Process process = new ProcessBuilder(cmds).directory(new File("/usr/bin/")).redirectErrorStream(true)
            .start();
    BufferedReader br = new BufferedReader(
            new InputStreamReader(process.getInputStream(), Charset.forName("UTF8")));
    String line;
    StringBuilder lines = new StringBuilder("");
    while ((line = br.readLine()) != null) {
        logger.info(line);
        lines.append(line);
    }
    process.waitFor();
    int exitValue = process.exitValue();
    if (exitValue != 0) {
        throw new RuntimeException("Failed to get Serial Number. Exit value: " + exitValue);
    }
    return lines.toString();
}

From source file:org.cloudifysource.azure.AbstractCliAzureDeploymentTest.java

public static String runCliCommands(File cliExecutablePath, List<List<String>> commands, boolean isDebug)
        throws IOException, InterruptedException {
    if (!cliExecutablePath.isFile()) {
        throw new IllegalArgumentException(cliExecutablePath + " is not a file");
    }// w w w .  j ava  2s.  co  m

    File workingDirectory = cliExecutablePath.getAbsoluteFile().getParentFile();
    if (!workingDirectory.isDirectory()) {
        throw new IllegalArgumentException(workingDirectory + " is not a directory");
    }

    int argsCount = 0;
    for (List<String> command : commands) {
        argsCount += command.size();
    }

    // needed to properly intercept error return code
    String[] cmd = new String[(argsCount == 0 ? 0 : 1) + 4 /* cmd /c call cloudify.bat ["args"] */];
    int i = 0;
    cmd[i] = "cmd";
    i++;
    cmd[i] = "/c";
    i++;
    cmd[i] = "call";
    i++;
    cmd[i] = cliExecutablePath.getAbsolutePath();
    i++;
    if (argsCount > 0) {
        cmd[i] = "\"";
        //TODO: Use StringBuilder
        for (List<String> command : commands) {
            if (command.size() > 0) {
                for (String arg : command) {
                    if (cmd[i].length() > 0) {
                        cmd[i] += " ";
                    }
                    cmd[i] += arg;
                }
                cmd[i] += ";";
            }
        }
        cmd[i] += "\"";
    }
    final ProcessBuilder pb = new ProcessBuilder(cmd);
    pb.directory(workingDirectory);
    pb.redirectErrorStream(true);

    String extCloudifyJavaOptions = "";

    if (isDebug) {
        extCloudifyJavaOptions += "-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=9000 -Xnoagent -Djava.compiler=NONE";
    }

    pb.environment().put("EXT_CLOUDIFY_JAVA_OPTIONS", extCloudifyJavaOptions);
    final StringBuilder sb = new StringBuilder();

    logger.info("running: " + cliExecutablePath + " " + Arrays.toString(cmd));

    // log std output and redirected std error
    Process p = pb.start();
    BufferedReader reader = new BufferedReader(new InputStreamReader(p.getInputStream()));
    String line = reader.readLine();
    while (line != null) {
        sb.append(line).append('\n');
        line = reader.readLine();
        logger.info(line);
    }

    final String readResult = sb.toString();
    final int exitValue = p.waitFor();

    logger.info("Exit value = " + exitValue);
    if (exitValue != 0) {
        Assert.fail("Cli ended with error code: " + exitValue);
    }
    return readResult;
}

From source file:org.ambientdynamix.web.WebUtils.java

private static List<UidPortMapping> getUidPortMappings(String path) {
    // Create a return List of mappings
    List<UidPortMapping> mappings = new ArrayList<WebUtils.UidPortMapping>();
    try {/*from ww w.j  a  v  a 2s .  c om*/
        // Try to 'cat' the path
        java.lang.Process proc = Runtime.getRuntime().exec(new String[] { "cat", path });
        // Create a reader for the proc's input stream
        BufferedReader reader = new BufferedReader(new InputStreamReader(proc.getInputStream()), 8192);
        String line = null;
        // Parse each line of the file
        while ((line = reader.readLine()) != null) {
            // Make sure we're not parsing a header
            if (!line.contains("local_address")) {
                // Replace multiple spaces with single spaces
                String clean = line.trim().replaceAll(" +", " ");
                // Split the clean string into tokens
                String[] tokens = clean.split(" ");
                // Token 1 is the 'local_address'
                String[] localAdd = tokens[1].split(":");
                // Token 7 is the 'uid'
                String uid = tokens[7];
                // Add the UidPortMapping
                mappings.add(new UidPortMapping(Integer.parseInt(uid), Integer.parseInt(localAdd[1], 16)));
            }
        }
    } catch (Exception e) {
        Log.w(TAG, e);
    }
    return mappings;
}