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:biomine.bmvis2.pipeline.sources.StreamGraphSource.java

public static StreamGraphSource getNodeExpandProgramGraphSource(final String expandProgramName, VisualNode node)
        throws IOException, InterruptedException, GraphOperationException {
    String nodeId = node.getId();
    String cmd = expandProgramName + " " + nodeId;
    Logging.debug("expand", "Running command: " + cmd);
    Runtime run = Runtime.getRuntime();
    Process pr = run.exec(cmd);
    pr.waitFor();//from w  w w  . ja va  2 s.  c  o  m

    StreamGraphSource s = new StreamGraphSource(pr.getInputStream(), "Neighborhood for " + nodeId);
    StreamGraphSource.assignPositions(s.getBMGraph(), node);
    return s;
}

From source file:Main.java

public static String highlight(final List<String> lines, final String meta, final String prog,
        final String encoding) throws IOException {
    final File tmpIn = new File(System.getProperty("java.io.tmpdir"),
            String.format("txtmark_code_%d_%d.in", ID, IN_COUNT.incrementAndGet()));
    final File tmpOut = new File(System.getProperty("java.io.tmpdir"),
            String.format("txtmark_code_%d_%d.out", ID, OUT_COUNT.incrementAndGet()));

    try {// w  ww  .j ava 2s  .c  o  m

        final Writer w = new OutputStreamWriter(new FileOutputStream(tmpIn), encoding);

        try {
            for (final String s : lines) {
                w.write(s);
                w.write('\n');
            }
        } finally {
            w.close();
        }

        final List<String> command = new ArrayList<String>();

        command.add(prog);
        command.add(meta);
        command.add(tmpIn.getAbsolutePath());
        command.add(tmpOut.getAbsolutePath());

        final ProcessBuilder pb = new ProcessBuilder(command);
        final Process p = pb.start();
        final InputStream pIn = p.getInputStream();
        final byte[] buffer = new byte[2048];

        int exitCode = 0;
        for (;;) {
            if (pIn.available() > 0) {
                pIn.read(buffer);
            }
            try {
                exitCode = p.exitValue();
            } catch (final IllegalThreadStateException itse) {
                continue;
            }
            break;
        }

        if (exitCode == 0) {
            final Reader r = new InputStreamReader(new FileInputStream(tmpOut), encoding);
            try {
                final StringBuilder sb = new StringBuilder();
                for (;;) {
                    final int c = r.read();
                    if (c >= 0) {
                        sb.append((char) c);
                    } else {
                        break;
                    }
                }
                return sb.toString();
            } finally {
                r.close();
            }
        }

        throw new IOException("Exited with exit code: " + exitCode);
    } finally {
        tmpIn.delete();
        tmpOut.delete();
    }
}

From source file:nl.dreamkernel.s4.tweaker.util.RuntimeExec.java

public static String[] execute(String[] commands, boolean needResponce) {
    try {//from w ww .ja va2  s . c  o  m
        Process process = Runtime.getRuntime().exec(commands);
        if (needResponce) {
            DataInputStream inputStream = new DataInputStream(process.getInputStream());
            if (inputStream != null) {
                String ret = "";
                int size = 0;
                byte[] buffer = new byte[1024];
                try {
                    do {
                        size = inputStream.read(buffer);
                        if (size > 0) {
                            ret += new String(buffer, 0, size, HTTP.UTF_8);
                        }
                    } while (inputStream.available() > 0);
                } catch (IOException e) {
                }
                return ret.split("\n");
            }
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:com.frostwire.desktop.DesktopVPNMonitor.java

private static String readProcessOutput(String command, String arguments) {
    String result = "";
    ProcessBuilder pb = new ProcessBuilder(command, arguments);
    pb.redirectErrorStream(true);/*www.  j a va2  s  .  com*/
    try {
        Process process = pb.start();
        InputStream stdout = process.getInputStream();
        final BufferedReader brstdout = new BufferedReader(new InputStreamReader(stdout));
        String line;

        try {
            StringBuilder sb = new StringBuilder();
            while ((line = brstdout.readLine()) != null) {
                sb.append(line + "\r\n");
            }

            result = sb.toString();
        } catch (Throwable e) {
            LOG.error("Error reading routing table command output", e);
        } finally {
            IOUtils.closeQuietly(brstdout);
            IOUtils.closeQuietly(stdout);
        }

    } catch (Throwable e) {
        LOG.error("Error executing routing table command", e);
    }
    return result;
}

From source file:com.github.piasy.biv.example.App.java

static String getSystemProperty(String propName) {
    String line;/*from   w ww  .  j ava 2 s. c o m*/
    BufferedReader input = null;
    try {
        Process p = Runtime.getRuntime().exec("getprop " + propName);
        input = new BufferedReader(new InputStreamReader(p.getInputStream(), "UTF-8"), 1024);
        line = input.readLine();
        input.close();
    } catch (IOException ex) {
        Log.w(TAG, "Unable to read sysprop " + propName, ex);
        return null;
    } finally {
        IOUtils.closeQuietly(input);
    }
    return line;
}

From source file:com.thoughtworks.go.utils.CommandUtils.java

private static StringBuilder captureOutput(Process process) throws IOException, InterruptedException {
    BufferedReader output = new BufferedReader(new InputStreamReader(process.getInputStream()));
    BufferedReader error = new BufferedReader(new InputStreamReader(process.getErrorStream()));
    StringBuilder result = new StringBuilder();
    result.append("output:\n");
    dump(output, result);/*  w  w w. ja  v  a2 s . c  om*/
    result.append("error:\n");
    dump(error, result);
    process.waitFor();
    return result;
}

From source file:Main.java

public static int execRootCmdForExitCode(String[] cmds) {
    int result = -1;
    DataOutputStream dos = null;/*from  ww  w.ja  v  a  2  s .c om*/
    DataInputStream dis = null;

    try {
        Process p = Runtime.getRuntime().exec("su");
        dos = new DataOutputStream(p.getOutputStream());
        dis = new DataInputStream(p.getInputStream());

        for (String cmd : cmds) {
            Log.i("CmdUtils", cmd);
            dos.writeBytes(cmd + "\n");
            dos.flush();
        }
        dos.writeBytes("exit\n");
        dos.flush();
        String line;
        while ((line = dis.readLine()) != null) {
            Log.d("result", line);
        }
        p.waitFor();
        result = p.exitValue();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (dos != null) {
            try {
                dos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        if (dis != null) {
            try {
                dis.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return result;
}

From source file:Main.java

private static boolean checkRootMethod3() {
    Process process = null;
    try {// w  w w.ja va  2 s . c  o  m
        process = Runtime.getRuntime().exec(new String[] { "/system/xbin/which", "su" });
        BufferedReader in = new BufferedReader(new InputStreamReader(process.getInputStream()));
        if (in.readLine() != null)
            return true;
        return false;
    } catch (Throwable t) {
        return false;
    } finally {
        if (process != null)
            process.destroy();
    }
}

From source file:Main.java

public static String execRootCmd(String[] cmds) {
    String result = "";
    DataOutputStream dos = null;//from  www  .  j a v a  2s.co  m
    DataInputStream dis = null;

    try {
        Process p = Runtime.getRuntime().exec("su");
        dos = new DataOutputStream(p.getOutputStream());
        dis = new DataInputStream(p.getInputStream());

        for (String cmd : cmds) {
            Log.i("CmdUtils", cmd);
            dos.writeBytes(cmd + "\n");
            dos.flush();
        }
        dos.writeBytes("exit\n");
        dos.flush();
        String line;
        while ((line = dis.readLine()) != null) {
            Log.d("result", line);
            result += line;
        }
        p.waitFor();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (dos != null) {
            try {
                dos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        if (dis != null) {
            try {
                dis.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return result;
}

From source file:io.ingenieux.lambda.shell.LambdaShell.java

private static void runCommandArray(OutputStream os, String... args) throws Exception {
    PrintWriter pw = new PrintWriter(os, true);

    File tempPath = File.createTempFile("tmp-", ".sh");

    IOUtils.write(StringUtils.join(args, " "), new FileOutputStream(tempPath));

    List<String> processArgs = new ArrayList<>(Arrays.asList("/bin/bash", "-x", tempPath.getAbsolutePath()));

    ProcessBuilder psBuilder = new ProcessBuilder(processArgs).//
            redirectErrorStream(true);//

    final Process process = psBuilder.start();

    final Thread t = new Thread(() -> {
        try {//from  w  w  w . j a v a  2  s.co  m
            IOUtils.copy(process.getInputStream(), os);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    });

    t.start();

    process.waitFor();

    t.join();

    int resultCode = process.exitValue();
}