Example usage for java.net HttpURLConnection setRequestMethod

List of usage examples for java.net HttpURLConnection setRequestMethod

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Introduction

In this page you can find the example usage for java.net HttpURLConnection setRequestMethod.

Prototype

public void setRequestMethod(String method) throws ProtocolException

Source Link

Document

Set the method for the URL request, one of:
  • GET
  • POST
  • HEAD
  • OPTIONS
  • PUT
  • DELETE
  • TRACE
are legal, subject to protocol restrictions.

Usage

From source file:GoogleAPI.java

/**
 * Forms an HTTP request, sends it using GET method and returns the result of the request as a JSONObject.
 * /*from  w w  w  . j  a  va  2  s  . com*/
 * @param url The URL to query for a JSONObject.
 * @return The translated String.
 * @throws Exception on error.
 */
protected static JSONObject retrieveJSON(final URL url) throws Exception {
    try {
        final HttpURLConnection uc = (HttpURLConnection) url.openConnection();
        uc.setRequestProperty("referer", referrer);
        uc.setRequestMethod("GET");
        uc.setDoOutput(true);

        try {
            final String result = inputStreamToString(uc.getInputStream());

            return new JSONObject(result);
        } finally { // http://java.sun.com/j2se/1.5.0/docs/guide/net/http-keepalive.html
            uc.getInputStream().close();
            if (uc.getErrorStream() != null) {
                uc.getErrorStream().close();
            }
        }
    } catch (Exception ex) {
        throw new Exception("[google-api-translate-java] Error retrieving translation.", ex);
    }
}

From source file:Main.java

static String downloadUrl(String myurl) throws IOException {
    InputStream is = null;/*from   www  . ja v a  2s.c  om*/

    try {
        URL url = new URL(myurl);
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestProperty("Authorization", "Basic cm9vdDpvcmllbnRkYg==");
        conn.setReadTimeout(10000);
        conn.setConnectTimeout(15000);
        conn.setRequestMethod("GET");
        conn.setDoInput(true);
        //start
        conn.connect();
        int response = conn.getResponseCode();
        Log.e("The response is: ", "" + response);
        is = conn.getInputStream();
        //converte inputStream in stringa
        String contentAsString = readIt(is);
        return contentAsString;
    } catch (IOException e) {
        Log.e("HTTP", e.getMessage());
        return null;
    } finally {
        if (is != null) {
            is.close();
        }
    }
}

From source file:net.maxgigapop.mrs.driver.openstack.OpenStackRESTClient.java

public static String deleteServer(String host, String tenantId, String token, String serverId)
        throws IOException {

    String url = String.format("http://%s:8774/v2/%s/servers", host, tenantId);

    URL obj = new URL(url);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();
    con.setRequestMethod("DELETE");
    con.setRequestProperty("tenant_id", tenantId);
    con.setRequestProperty("server_id", serverId);

    String responseStr = sendDELETE(obj, con);
    System.out.println(responseStr);

    return responseStr;

}

From source file:com.mopaas_mobile.http.BaseHttpRequester.java

public static String doPOST(String urlstr, List<BasicNameValuePair> params) throws IOException {
    String result = null;/*from w ww .ja  v  a2  s  .  c  o  m*/
    URL url = new URL(urlstr);
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setDoOutput(true);
    connection.setDoInput(true);
    connection.setRequestMethod("POST");
    connection.setUseCaches(false);
    connection.setInstanceFollowRedirects(false);
    connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
    //       connection.setRequestProperty("token",token);
    connection.setConnectTimeout(30000);
    connection.setReadTimeout(30000);
    connection.connect();

    DataOutputStream out = new DataOutputStream(connection.getOutputStream());

    String content = "";
    if (params != null && params.size() > 0) {
        for (int i = 0; i < params.size(); i++) {
            content = content + "&" + URLEncoder.encode(((NameValuePair) params.get(i)).getName(), "UTF-8")
                    + "=" + URLEncoder.encode(((NameValuePair) params.get(i)).getValue(), "UTF-8");
        }
        out.writeBytes(content.substring(1));
    }

    out.flush();
    out.close();
    InputStream is = connection.getInputStream();
    BufferedReader br = new BufferedReader(new InputStreamReader(is, "UTF-8"));

    StringBuffer b = new StringBuffer();
    int ch;
    while ((ch = br.read()) != -1) {
        b.append((char) ch);
    }
    result = b.toString().trim();
    connection.disconnect();
    return result;
}

From source file:net.maxgigapop.mrs.driver.openstack.OpenStackRESTClient.java

private static String sendPOST(URL url, HttpURLConnection con, String body) throws IOException {

    con.setRequestMethod("POST");
    con.setRequestProperty("Content-type", "application/json");
    con.setRequestProperty("Accept", "application/json");

    con.setDoOutput(true);/*from  w  w  w  . ja v a2s .c  om*/
    DataOutputStream wr = new DataOutputStream(con.getOutputStream());
    wr.writeBytes(body);
    wr.flush();
    wr.close();

    logger.log(Level.INFO, "Sending POST request to URL : {0}", url);
    int responseCode = con.getResponseCode();
    logger.log(Level.INFO, "Response Code : {0}", responseCode);

    BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
    String inputLine;
    StringBuilder responseStr = new StringBuilder();

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

    return responseStr.toString();

}

From source file:cc.vileda.sipgatesync.api.SipgateApi.java

public static String getToken(final String username, final String password) {
    try {/*from w  ww .  ja  va2s  . co m*/
        final HttpURLConnection urlConnection = getConnection("/authorization/token");
        urlConnection.setDoInput(true);
        urlConnection.setDoOutput(true);
        urlConnection.setRequestMethod("POST");
        JSONObject request = new JSONObject();
        request.put("username", username);
        request.put("password", password);
        OutputStreamWriter wr = new OutputStreamWriter(urlConnection.getOutputStream());
        Log.d("SipgateApi", request.getString("username"));
        wr.write(request.toString());
        wr.flush();
        StringBuilder sb = new StringBuilder();
        int HttpResult = urlConnection.getResponseCode();
        if (HttpResult == HttpURLConnection.HTTP_OK) {
            BufferedReader br = new BufferedReader(
                    new InputStreamReader(urlConnection.getInputStream(), "utf-8"));
            String line;
            while ((line = br.readLine()) != null) {
                sb.append(line).append("\n");
            }
            br.close();
            Log.d("SipgateApi", "" + sb.toString());
            final JSONObject response = new JSONObject(sb.toString());
            return response.getString("token");
        } else {
            System.out.println(urlConnection.getResponseMessage());
        }
    } catch (Exception e) {
        e.printStackTrace();
    }

    return null;
}

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

public static boolean deleteAgenda(String agendaID) throws IOException {
    // Server URL setup
    String _url = getBaseUri().appendPath(agendaID).build().toString();

    // Establish connection
    URL url = new URL(_url);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();

    // add request header
    conn.setRequestMethod(IRequest.DELETE);
    addRequestHeader(conn, false);// www .j  a  va 2s  .co m

    // Get server response
    int responseCode = conn.getResponseCode();
    String response = getServerResponse(conn);

    boolean result = false;
    JsonNode tree = MAPPER.readTree(response);
    if (!response.isEmpty()) {
        if (!tree.has(Keys.DELETED)) {
            result = true;
        } else {
            Log.e(TAG, String.format("ErrorID: [%s] %s", tree.get(Keys.ERROR_ID).asText(),
                    tree.get(Keys.ERROR_MESSAGE).asText()));
        }
    }

    conn.disconnect();
    return result;

}

From source file:com.mopaas_mobile.http.BaseHttpRequester.java

public static String doGETwithHeader(String urlstr, String token, List<BasicNameValuePair> params)
        throws IOException {
    String result = null;//from ww w .  j  a va 2 s. c om
    String content = "";
    for (int i = 0; i < params.size(); i++) {
        content = content + "&" + URLEncoder.encode(((NameValuePair) params.get(i)).getName(), "UTF-8") + "="
                + URLEncoder.encode(((NameValuePair) params.get(i)).getValue(), "UTF-8");
    }
    URL url = new URL(urlstr + "?" + content.substring(1));
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestProperty("token", token);
    connection.setDoInput(true);
    connection.setRequestMethod("GET");
    connection.setUseCaches(false);
    connection.connect();
    InputStream is = connection.getInputStream();
    BufferedReader br = new BufferedReader(new InputStreamReader(is, "UTF-8"));

    StringBuffer b = new StringBuffer();
    int ch;
    while ((ch = br.read()) != -1) {
        b.append((char) ch);
    }
    result = b.toString().trim();
    connection.disconnect();
    return result;
}

From source file:io.github.retz.scheduler.MesosHTTPFetcher.java

static List<Map<String, Object>> fetchTasks(String master, String frameworkId, int offset, int limit)
        throws MalformedURLException {
    URL url = new URL("http://" + master + "/tasks?offset=" + offset + "&limit=" + limit);
    HttpURLConnection conn;
    try {//w  w  w  .  j a v  a2  s.  c  o  m
        conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("GET");
        conn.setDoOutput(true);
        return parseTasks(conn.getInputStream(), frameworkId);
    } catch (IOException e) {
        return new LinkedList<>();
    }
}

From source file:GoogleAPI.java

/**
 * Forms an HTTP request, sends it using POST method and returns the result of the request as a JSONObject.
 * //from   w w  w .j  ava 2 s . c  om
 * @param url The URL to query for a JSONObject.
 * @param parameters Additional POST parameters
 * @return The translated String.
 * @throws Exception on error.
 */
protected static JSONObject retrieveJSON(final URL url, final String parameters) throws Exception {
    try {
        final HttpURLConnection uc = (HttpURLConnection) url.openConnection();
        uc.setRequestProperty("referer", referrer);
        uc.setRequestMethod("POST");
        uc.setDoOutput(true);

        final PrintWriter pw = new PrintWriter(uc.getOutputStream());
        pw.write(parameters);
        pw.close();
        uc.getOutputStream().close();

        try {
            final String result = inputStreamToString(uc.getInputStream());

            return new JSONObject(result);
        } finally { // http://java.sun.com/j2se/1.5.0/docs/guide/net/http-keepalive.html
            if (uc.getInputStream() != null) {
                uc.getInputStream().close();
            }
            if (uc.getErrorStream() != null) {
                uc.getErrorStream().close();
            }
            if (pw != null) {
                pw.close();
            }
        }
    } catch (Exception ex) {
        throw new Exception("[google-api-translate-java] Error retrieving translation.", ex);
    }
}