Example usage for java.lang Runtime exec

Introduction

In this page you can find the example usage for java.lang Runtime exec.

Prototype

public Process exec(String cmdarray[]) throws IOException

Source Link

Document

Executes the specified command and arguments in a separate process.

Usage

From source file:Main.java

private static int exec(String cmd) {
    try {/*  w  w w  .  j  a  v a  2 s .com*/
        Runtime runtime = Runtime.getRuntime();
        Process p = runtime.exec(cmd);
        return p.waitFor();
    } catch (IOException e) {
        e.printStackTrace();
        return -1;
    } catch (InterruptedException e) {
        e.printStackTrace();
        return -1;
    }
}

From source file:Main.java

public static void chmod(String mode, String path) {
    try {//  w  w  w . jav a 2s . c  om
        String command = "chmod " + mode + " " + path;
        Runtime runtime = Runtime.getRuntime();
        Process process = runtime.exec(command);
        process.waitFor();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static void moveAllFiles(String sourceFile, String destFile) {
    if (new File(sourceFile).exists()) {
        String deleteCmd = "rename " + sourceFile + " " + destFile;
        Runtime runtime = Runtime.getRuntime();
        try {//from  w w  w .  j av  a2 s.co m
            runtime.exec(deleteCmd);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

From source file:Main.java

public static void deleteAllFiles(File root) {
    if (root.exists()) {
        String deleteCmd = "rm -r " + root.getAbsolutePath();
        Runtime runtime = Runtime.getRuntime();
        try {/*from w ww  . j  a va2s.c om*/
            runtime.exec(deleteCmd);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

From source file:Main.java

public static String getSDRoot() {
    String pre = null;/* w  ww.j  a va  2s .c  om*/
    String root = null;
    try {
        Runtime r = Runtime.getRuntime();
        Process p = r.exec("ls mnt");
        BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()));
        String inline;
        while ((inline = br.readLine()) != null) {
            if (inline.contains("mmcblk")) {
                pre = inline;
                break;
            }
        }
        br.close();
        root = "/mnt/" + pre + "/" + pre + "p1";
    } catch (Exception e) {

    }
    return root;
}

From source file:Main.java

public static void chmod(String permission, String path) {
    try {//from w ww  .j a va 2s. c  o m
        String command = "chmod " + permission + " " + path;
        Runtime runtime = Runtime.getRuntime();
        java.lang.Process process = runtime.exec(command);
        process.waitFor();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static Process execRuntimeProcess(String cmd) {
    Runtime localRuntime = Runtime.getRuntime();
    try {/*from   w w w . j a va  2  s. c  o m*/
        Process pro = localRuntime.exec("su");
        DataOutputStream out = new DataOutputStream(pro.getOutputStream());
        out.writeBytes(cmd + " \n");
        return pro;
    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static String exec(String cmd) {
    StringBuilder sb = new StringBuilder();
    try {/*w w w.j  ava 2s  .  c om*/
        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:Main.java

public static boolean isOnline() {
    Runtime runtime = Runtime.getRuntime();
    try {/* w  w  w. j  a  v a2 s .  c om*/
        Process ipProcess = runtime.exec("/system/bin/ping -c 1 8.8.8.8");
        int exitValue = ipProcess.waitFor();
        return (exitValue == 0);
    } catch (IOException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
    return false;
}

From source file:Main.java

/**
 * Executes single ping and return/*w  ww  .j a  v  a  2s  .co m*/
 * @param ip - address to ping
 * @return true - ping was successful
 */
public static boolean ping(String ip) {
    Runtime runtime = Runtime.getRuntime();

    try {
        Process process = runtime.exec("/system/bin/ping -c 1 " + ip);
        return process.waitFor() == 0;

    } catch (Exception ignore) {
        Log.e(TAG, "Error while", ignore);
    }

    return false;
}