Example usage for java.io DataOutputStream writeBytes

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:software.uncharted.util.HTTPUtil.java

public static String post(String urlToRead, String postData) {
    URL url;/*from   www  . j  a  v a2s.c  om*/
    HttpURLConnection conn;
    try {
        url = new URL(urlToRead);
        conn = (HttpURLConnection) url.openConnection();

        conn.setRequestMethod("POST");
        conn.setDoOutput(true);
        conn.setRequestProperty("Content-Type", "application/json");

        DataOutputStream wr = new DataOutputStream(conn.getOutputStream());
        wr.writeBytes(postData);
        wr.flush();
        wr.close();

        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        int nRead;
        byte[] data = new byte[16384];
        InputStream is = conn.getInputStream();
        while ((nRead = is.read(data, 0, data.length)) != -1) {
            buffer.write(data, 0, nRead);
        }
        buffer.flush();
        return buffer.toString();
    } catch (Exception e) {
        e.printStackTrace();
        System.err.println("Failed to read URL: " + urlToRead + " <" + e.getMessage() + ">");
    }
    return null;
}

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From source file:com.meetingninja.csse.database.BaseDatabaseAdapter.java

protected static int sendPostPayload(URLConnection connection, String payload) throws IOException {
    Log.d(IRequest.POST, "[URL] " + connection.getURL().toString());
    logPrint(payload);/*  w  w  w . ja v  a  2  s  . co m*/

    DataOutputStream wr = new DataOutputStream(connection.getOutputStream());
    wr.writeBytes(payload);
    wr.flush();
    wr.close();
    return ((HttpURLConnection) connection).getResponseCode();
}

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From source file:Main.java

private static boolean isRootOk(DataOutputStream output, DataInputStream input,
        final DataInputStream errInput) {
    if (output != null) {
        try {/*from  ww  w  . j  a v  a  2s.  c o  m*/
            output.writeBytes("id\n");
            output.flush();
            String a = input.readLine();
            if (a.contains("root") || a.contains("uid=0")) {
                return true;
            }
            new Thread() {
                @Override
                public void run() {
                    try {
                        errInput.read();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                };
            }.start();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return false;
}

---

From source file:Main.java

public static String httpPost(String urlStr, List<NameValuePair> params) {

    String paramsEncoded = "";
    if (params != null) {
        paramsEncoded = URLEncodedUtils.format(params, "UTF-8");
    }/*from w w w  . j a  va 2 s .co  m*/

    String result = null;
    URL url = null;
    HttpURLConnection connection = null;
    InputStreamReader in = null;
    try {
        url = new URL(urlStr);
        connection = (HttpURLConnection) url.openConnection();
        connection.setDoInput(true);
        connection.setDoOutput(true);
        connection.setRequestMethod("POST");
        connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
        connection.setRequestProperty("Charset", "utf-8");
        DataOutputStream dop = new DataOutputStream(connection.getOutputStream());
        dop.writeBytes(paramsEncoded);
        dop.flush();
        dop.close();

        in = new InputStreamReader(connection.getInputStream());
        BufferedReader bufferedReader = new BufferedReader(in);
        StringBuffer strBuffer = new StringBuffer();
        String line = null;
        while ((line = bufferedReader.readLine()) != null) {
            strBuffer.append(line);
        }
        result = strBuffer.toString();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (connection != null) {
            connection.disconnect();
        }
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

    }
    return result;
}

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From source file:Main.java

public static boolean runWithRoot(String command) {
    int result = -1;

    Process process = null;/*from w ww .ja  va2  s  .c  om*/
    DataOutputStream os = null;
    try {
        process = Runtime.getRuntime().exec("su");
        os = new DataOutputStream(process.getOutputStream());
        os.writeBytes(command + "\n");
        os.writeBytes("exit\n");
        os.flush();
        result = process.waitFor();
    } catch (Exception e) {
        return false;
    } finally {
        if (process != null) {
            process.destroy();
        }
    }

    return result == 1;
}

---

From source file:Main.java

public static void makeInternalCopy(Context c, String path, int resource) {
    InputStream is = c.getResources().openRawResource(resource);
    try {/*from  ww  w  .  java2  s  . c  o  m*/

        Process process = Runtime.getRuntime().exec("su");
        DataOutputStream os = new DataOutputStream(process.getOutputStream());
        File sniff = new File(path);
        if (sniff.exists()) {
            os.writeBytes("rm " + path + "\n");
        }
        byte[] bytes = new byte[is.available()];

        FileOutputStream setdbOutStream = new FileOutputStream(path);
        DataInputStream dis = new DataInputStream(is);
        dis.readFully(bytes);

        setdbOutStream.write(bytes);
        setdbOutStream.close();

        os.writeBytes("chmod 777 " + path + "\n");
        os.writeBytes("exit\n");
        os.flush();
    } catch (Exception e) {
        //           Toast.makeText(c, "Error Copying file: " + e.toString(),Toast.LENGTH_SHORT).show();
        e.printStackTrace();
    }

}

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From source file:com.krawler.esp.utils.HttpPost.java

public static String GetResponse(String postdata) {
    try {//from   w ww. ja  v  a 2  s  .  c o  m
        String s = URLEncoder.encode(postdata, "UTF-8");
        // URL u = new URL("http://google.com");
        URL u = new URL("http://localhost:7070/service/soap/");
        URLConnection uc = u.openConnection();
        uc.setDoOutput(true);
        uc.setDoInput(true);
        uc.setAllowUserInteraction(false);

        DataOutputStream dstream = new DataOutputStream(uc.getOutputStream());

        // The POST line
        dstream.writeBytes(s);
        dstream.close();

        // Read Response
        InputStream in = uc.getInputStream();
        int x;
        while ((x = in.read()) != -1) {
            System.out.write(x);
        }
        in.close();

        BufferedReader r = new BufferedReader(new InputStreamReader(in));
        StringBuffer buf = new StringBuffer();
        String line;
        while ((line = r.readLine()) != null) {
            buf.append(line);
        }
        return buf.toString();
    } catch (Exception e) {
        // throw e;
        return e.toString();
    }
}

---

From source file:Main.java

public static boolean runRootCommand(Context context, String command) {
    Process process = null;/*ww  w .j  a v a 2  s  .  co m*/
    DataOutputStream os = null;
    try {
        process = Runtime.getRuntime().exec("su");
        os = new DataOutputStream(process.getOutputStream());
        os.writeBytes(command + "\n");
        os.writeBytes("exit\n");
        os.flush();
        process.waitFor();
    } catch (Exception e) {
        Log.d("*** DEBUG ***", "Error - " + e.getMessage());
        return false;
    } finally {
        try {
            if (os != null) {
                os.close();
            }
            process.destroy();
        } catch (Exception e) {

        }
    }
    return true;
}

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From source file:Main.java

public static boolean tempRunRootCommand(Context context, String command) {
    Process process = null;//from  w w  w.j  a  v  a 2s. com
    DataOutputStream os = null;
    try {
        process = Runtime.getRuntime().exec("su1");
        os = new DataOutputStream(process.getOutputStream());
        os.writeBytes(command + "\n");
        os.writeBytes("exit\n");
        os.flush();
        process.waitFor();
    } catch (Exception e) {
        Log.d("*** DEBUG ***", "Error - " + e.getMessage());
        return false;
    } finally {
        try {
            if (os != null) {
                os.close();
            }
            process.destroy();
        } catch (Exception e) {

        }
    }
    return true;
}

---

From source file:com.microsoft.office365.connectmicrosoftgraph.ConnectUnitTests.java

@BeforeClass
public static void getAccessTokenUsingPasswordGrant()
        throws IOException, KeyStoreException, NoSuchAlgorithmException, KeyManagementException, JSONException {
    URL url = new URL(TOKEN_ENDPOINT);
    HttpsURLConnection connection = (HttpsURLConnection) url.openConnection();

    String urlParameters = String.format(
            "grant_type=%1$s&resource=%2$s&client_id=%3$s&username=%4$s&password=%5$s", GRANT_TYPE,
            URLEncoder.encode(Constants.MICROSOFT_GRAPH_API_ENDPOINT_RESOURCE_ID, "UTF-8"), clientId, username,
            password);//  w w w .  j av a 2  s.  c om

    connection.setRequestMethod(REQUEST_METHOD);
    connection.setRequestProperty("Content-Type", CONTENT_TYPE);
    connection.setRequestProperty("Content-Length", String.valueOf(urlParameters.getBytes("UTF-8").length));

    connection.setDoOutput(true);
    DataOutputStream dataOutputStream = new DataOutputStream(connection.getOutputStream());
    dataOutputStream.writeBytes(urlParameters);
    dataOutputStream.flush();
    dataOutputStream.close();

    connection.getResponseCode();

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

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

    JsonParser jsonParser = new JsonParser();
    JsonObject grantResponse = (JsonObject) jsonParser.parse(response.toString());
    accessToken = grantResponse.get("access_token").getAsString();
}

---

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