Example usage for java.io DataOutputStream writeBytes

List of usage examples for java.io DataOutputStream writeBytes

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Introduction

In this page you can find the example usage for java.io DataOutputStream writeBytes.

Prototype

public final void writeBytes(String s) throws IOException

Source Link

Document

Writes out the string to the underlying output stream as a sequence of bytes.

Usage

From source file:org.apache.hadoop.mapred.TestLinuxTaskControllerOtherUserStreamingJob.java

private static void createInput(Path inDir, Configuration conf) throws IOException {
    FileSystem fs = inDir.getFileSystem(conf);
    if (!fs.mkdirs(inDir)) {
        throw new IOException("Failed to create the input directory:" + inDir.toString());
    }/*from   ww w  . j  av  a 2  s . c o m*/
    fs.setPermission(inDir, new FsPermission(FsAction.ALL, FsAction.ALL, FsAction.ALL));
    DataOutputStream file = fs.create(new Path(inDir, "data.txt"));
    int i = 0;
    while (i++ < 200) {
        file.writeBytes(i + "\n");
    }
    file.close();
}

From source file:net.technicpack.launchercore.util.Utils.java

public static boolean sendTracking(String category, String action, String label) {
    String url = "http://www.google-analytics.com/collect";
    try {/*  w ww.ja va2 s.  c  om*/
        URL urlObj = new URL(url);
        HttpURLConnection con = (HttpURLConnection) urlObj.openConnection();
        con.setRequestMethod("POST");

        String urlParameters = "v=1&tid=UA-30896795-3&cid=" + Settings.getClientId() + "&t=event&ec=" + category
                + "&ea=" + action + "&el=" + label;

        con.setDoOutput(true);
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeBytes(urlParameters);
        wr.flush();
        wr.close();

        int responseCode = con.getResponseCode();
        System.out.println("Analytics Response [" + category + "]: " + responseCode);

        BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
        String inputLine;
        StringBuffer response = new StringBuffer();

        while ((inputLine = in.readLine()) != null) {
            response.append(inputLine);
        }
        in.close();

        return true;
    } catch (IOException e) {
        return false;
    }
}

From source file:Main.java

public static void killProcesses(Context context, int pid, String processName) {

    String cmd = "kill -9 " + pid;
    String Command = "am force-stop " + processName + "\n";
    Process sh = null;/*from   w w w.  ja  v  a 2  s  .co m*/
    DataOutputStream os = null;
    try {
        sh = Runtime.getRuntime().exec("su");
        os = new DataOutputStream(sh.getOutputStream());
        os.writeBytes(Command + "\n");
        os.writeBytes(cmd + "\n");
        os.writeBytes("exit\n");
        os.flush();

    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    try {
        sh.waitFor();
    } catch (InterruptedException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    // AbLogUtil.d(AbAppUtil.class, "#kill -9 "+pid);
    // L.i(processName);
    ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    String packageName = null;
    try {
        if (processName.indexOf(":") == -1) {
            packageName = processName;
        } else {
            packageName = processName.split(":")[0];
        }

        activityManager.killBackgroundProcesses(packageName);

        //
        Method forceStopPackage = activityManager.getClass().getDeclaredMethod("forceStopPackage",
                String.class);
        forceStopPackage.setAccessible(true);
        forceStopPackage.invoke(activityManager, packageName);
    } catch (Exception e) {
        e.printStackTrace();
    }

}

From source file:Main.java

public static boolean getRootPermission(Context context) {
    String packageCodePath = context.getPackageCodePath();
    Process process = null;//from  www .j ava  2 s.  c o  m
    DataOutputStream os = null;
    try {
        String cmd = "chmod 777 " + packageCodePath;
        process = Runtime.getRuntime().exec("su");
        os = new DataOutputStream(process.getOutputStream());
        os.writeBytes(cmd + "\n");
        os.writeBytes("exit\n");
        os.flush();
        process.waitFor();
    } catch (Exception e) {
        return false;
    } finally {
        try {
            if (os != null) {
                os.close();
            }
            process.destroy();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    return true;
}

From source file:com.flexdesktop.connections.restfulConnection.java

public static void postRequest(HttpURLConnection connection, String data) {
    DataOutputStream wr = null;
    try {/*ww  w.j a va  2 s .  co m*/
        wr = new DataOutputStream(connection.getOutputStream());
        wr.writeBytes(data);
        wr.flush();
        wr.close();
    } catch (IOException ex) {
        Logger.getLogger(com.flexdesktop.connections.restfulConnection.class.getName()).log(Level.SEVERE, null,
                ex);
    }

}

From source file:flexpos.restfulConnection.java

public static void postRequest(HttpURLConnection connection, String data) {
    DataOutputStream wr = null;
    try {//from  www  .  ja v a 2 s.  com
        wr = new DataOutputStream(connection.getOutputStream());
        wr.writeBytes(data);
        wr.flush();
        wr.close();
    } catch (IOException ex) {
        Logger.getLogger(restfulConnection.class.getName()).log(Level.SEVERE, null, ex);
    }

}

From source file:Main.java

public static void execCmd(String cmd) {
    DataOutputStream dos = null;
    DataInputStream dis = null;/*from w  ww .j a v  a2  s.  c o  m*/
    try {
        Process p = Runtime.getRuntime().exec("su");
        dos = new DataOutputStream(p.getOutputStream());
        cmd += "\n";
        dos.writeBytes(cmd);
        dos.flush();
        dos.writeBytes("exit\n");
        dos.flush();
        p.waitFor();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        e.printStackTrace();
    } finally {
        try {
            if (dos != null)
                dos.close();
            if (dis != null)
                dis.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

From source file:net.technicpack.utilslib.Utils.java

public static boolean sendTracking(String category, String action, String label, String clientId) {
    String url = "http://www.google-analytics.com/collect";
    try {/*  ww w .  jav a2 s  .  c o m*/
        URL urlObj = new URL(url);
        HttpURLConnection con = (HttpURLConnection) urlObj.openConnection();
        con.setRequestMethod("POST");

        String urlParameters = "v=1&tid=UA-30896795-3&cid=" + clientId + "&t=event&ec=" + category + "&ea="
                + action + "&el=" + label;

        con.setDoOutput(true);
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeBytes(urlParameters);
        wr.flush();
        wr.close();

        int responseCode = con.getResponseCode();
        Utils.getLogger().info("Analytics Response [" + category + "]: " + responseCode);

        BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
        String inputLine;
        StringBuffer response = new StringBuffer();

        while ((inputLine = in.readLine()) != null) {
            response.append(inputLine);
        }
        in.close();

        return true;
    } catch (IOException e) {
        return false;
    }
}

From source file:yodlee.ysl.api.io.HTTP.java

public static String doPost(String url, String requestBody) throws IOException {
    String mn = "doIO(POST : " + url + ", " + requestBody + " )";
    System.out.println(fqcn + " :: " + mn);
    URL restURL = new URL(url);
    HttpURLConnection conn = (HttpURLConnection) restURL.openConnection();
    conn.setRequestMethod("POST");
    conn.setRequestProperty("User-Agent", userAgent);
    //conn.setRequestProperty("Content-Type", contentTypeURLENCODED);
    conn.setRequestProperty("Content-Type", contentTypeJSON);
    conn.setDoOutput(true);// ww w  . jav  a2  s  .  c  om
    DataOutputStream wr = new DataOutputStream(conn.getOutputStream());
    wr.writeBytes(requestBody);
    wr.flush();
    wr.close();
    int responseCode = conn.getResponseCode();
    System.out.println(fqcn + " :: " + mn + " : " + "Sending 'HTTP POST' request");
    System.out.println(fqcn + " :: " + mn + " : " + "Response Code : " + responseCode);
    BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
    String inputLine;
    StringBuilder jsonResponse = new StringBuilder();
    while ((inputLine = in.readLine()) != null) {
        jsonResponse.append(inputLine);
    }
    in.close();
    System.out.println(fqcn + " :: " + mn + " : " + jsonResponse.toString());
    return new String(jsonResponse);
}

From source file:com.trsst.client.MultiPartRequestEntity.java

private static void writeContent(byte[] content, String contentId, String contentType, DataOutputStream out)
        throws IOException {
    if (contentType == null) {
        throw new NullPointerException("media content type can't be null");
    }//from   w  w  w  .  j  av a2  s.  co  m
    out.writeBytes("content-type: " + contentType + "\r\n");
    out.writeBytes("content-id: <cid:" + contentId + ">\r\n\r\n");
    out.write(new Base64().encode(content));
}