Example usage for java.net HttpURLConnection setRequestMethod

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:com.reactivetechnologies.jaxrs.RestServerTest.java

static String sendGet(String url) throws IOException {

    StringBuilder response = new StringBuilder();
    HttpURLConnection con = null;
    BufferedReader in = null;//from  ww  w.  j a  va2 s . c o m
    try {
        URL obj = new URL(url);
        con = (HttpURLConnection) obj.openConnection();

        // optional default is GET
        con.setRequestMethod("GET");

        //add request header
        con.setRequestProperty("User-Agent", "Mozilla/5.0");

        int responseCode = con.getResponseCode();
        if (responseCode == HttpURLConnection.HTTP_OK) {
            in = new BufferedReader(new InputStreamReader(con.getInputStream()));
            String inputLine;
            while ((inputLine = in.readLine()) != null) {
                response.append(inputLine);
            }
        } else {
            throw new IOException("Response Code: " + responseCode);
        }

        return response.toString();
    } catch (IOException e) {
        throw e;
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {

            }
        }
        if (con != null) {
            con.disconnect();
        }
    }

}

---

From source file:com.gallatinsystems.common.util.S3Util.java

public static boolean putObjectAcl(String bucketName, String objectKey, ACL acl, String awsAccessId,
        String awsSecretKey) throws IOException {

    final String date = getDate();
    final URL url = new URL(String.format(S3_URL, bucketName, objectKey) + "?acl");
    final String payload = String.format(PUT_PAYLOAD_ACL, date, acl.toString(), bucketName, objectKey);
    final String signature = MD5Util.generateHMAC(payload, awsSecretKey);
    HttpURLConnection conn = null;
    try {//  w w  w  . jav a  2 s  .c  om

        conn = (HttpURLConnection) url.openConnection();
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setRequestMethod("PUT");
        conn.setRequestProperty("Date", date);
        conn.setRequestProperty("x-amz-acl", acl.toString());
        conn.setRequestProperty("Authorization", "AWS " + awsAccessId + ":" + signature);

        int status = conn.getResponseCode();

        if (status != 200 && status != 201) {
            log.severe("Error setting ACL for: " + url.toString());
            log.severe(IOUtils.toString(conn.getInputStream()));
            return false;
        }
        return true;
    } finally {
        if (conn != null) {
            conn.disconnect();
        }
    }
}

---

From source file:com.pubkit.network.PubKitNetwork.java

public static JSONObject sendPost(String apiKey, JSONObject jsonObject) {
    URL url;//  w ww .j  a v  a 2 s. c o m
    HttpURLConnection connection = null;
    try {
        //Create connection
        url = new URL(PUBKIT_API_URL);
        String encodedData = jsonObject.toString();
        byte[] postDataBytes = jsonObject.toString().getBytes("UTF-8");

        connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod("POST");
        connection.setRequestProperty("Content-Type", "application/json");
        connection.setRequestProperty("Accept", "application/json");
        connection.setRequestProperty("Content-Length", "" + String.valueOf(postDataBytes.length));
        connection.setRequestProperty("api_key", apiKey);

        connection.setUseCaches(false);
        connection.setDoOutput(true);

        //Send request
        DataOutputStream wr = new DataOutputStream(connection.getOutputStream());
        wr.writeBytes(encodedData);//set data
        wr.flush();

        //Get Response
        InputStream inputStream = connection.getErrorStream(); //first check for error.
        if (inputStream == null) {
            inputStream = connection.getInputStream();
        }
        BufferedReader rd = new BufferedReader(new InputStreamReader(inputStream));

        String line;
        StringBuilder response = new StringBuilder();
        while ((line = rd.readLine()) != null) {
            response.append(line);
            response.append('\r');
        }
        wr.close();
        rd.close();

        String responseString = response.toString();
        if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
            return new JSONObject("{'error':'" + responseString + "'}");
        } else {
            try {
                return new JSONObject(responseString);
            } catch (JSONException e) {
                Log.e("PUBKIT", "Error parsing data", e);
            }
        }
    } catch (Exception e) {
        Log.e("PUBKIT", "Network exception:", e);
    } finally {
        if (connection != null) {
            connection.disconnect();
        }
    }
    return null;
}

---

From source file:com.reactivetechnologies.jaxrs.RestServerTest.java

static String sendPost(String url, String content) throws IOException {

    StringBuilder response = new StringBuilder();
    HttpURLConnection con = null;
    BufferedReader in = null;//from ww w.ja  v a2  s. co m
    try {
        URL obj = new URL(url);
        con = (HttpURLConnection) obj.openConnection();

        // optional default is GET
        con.setRequestMethod("POST");

        //add request header
        con.setRequestProperty("User-Agent", "Mozilla/5.0");
        con.setRequestProperty("Accept-Language", "en-US,en;q=0.5");

        // Send post request
        con.setDoOutput(true);
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeUTF(content);
        wr.flush();
        wr.close();

        int responseCode = con.getResponseCode();
        if (responseCode == HttpURLConnection.HTTP_OK) {
            in = new BufferedReader(new InputStreamReader(con.getInputStream()));
            String inputLine;
            while ((inputLine = in.readLine()) != null) {
                response.append(inputLine);
            }
        } else {
            throw new IOException("Response Code: " + responseCode);
        }

        return response.toString();
    } catch (IOException e) {
        throw e;
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {

            }
        }
        if (con != null) {
            con.disconnect();
        }
    }

}

---

From source file:com.reactivetechnologies.jaxrs.RestServerTest.java

static String sendDelete(String url, String content) throws IOException {

    StringBuilder response = new StringBuilder();
    HttpURLConnection con = null;
    BufferedReader in = null;// w  w w .j a  v a 2s .  co m
    try {
        URL obj = new URL(url);
        con = (HttpURLConnection) obj.openConnection();

        // optional default is GET
        con.setRequestMethod("DELETE");

        //add request header
        con.setRequestProperty("User-Agent", "Mozilla/5.0");
        con.setRequestProperty("Accept-Language", "en-US,en;q=0.5");

        // Send post request
        con.setDoOutput(true);
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeUTF(content);
        wr.flush();
        wr.close();

        int responseCode = con.getResponseCode();
        if (responseCode == HttpURLConnection.HTTP_OK) {
            in = new BufferedReader(new InputStreamReader(con.getInputStream()));
            String inputLine;
            while ((inputLine = in.readLine()) != null) {
                response.append(inputLine);
            }
        } else {
            throw new IOException("Response Code: " + responseCode);
        }

        return response.toString();
    } catch (IOException e) {
        throw e;
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {

            }
        }
        if (con != null) {
            con.disconnect();
        }
    }

}

---

From source file:edu.hackathon.perseus.core.httpSpeedTest.java

public static String getRedirectUrl(REGION region) {
    String result = "";

    switch (region) {
    case EU:/*from www. ja v  a2 s.  com*/
        result = amazonEuDomain;
        break;
    case USA:
        result = amazonUsaDomain;
        break;
    case ASIA:
        result = amazonAsiaDomain;
        break;
    }

    System.out.println("Trying to get real IP address of " + result);
    try {
        /*
        HttpHead headRequest = new HttpHead(result);
        HttpClient client = new DefaultHttpClient();
         HttpResponse response = client.execute(headRequest);
         final int statusCode = response.getStatusLine().getStatusCode();
         if (statusCode == HttpStatus.SC_MOVED_PERMANENTLY ||
             statusCode == HttpStatus.SC_MOVED_TEMPORARILY)
         {
             String location = response.getHeaders("Location")[0].toString();
             String redirecturl = location.replace("Location: ", "");
             result = redirecturl;
         }
        */

        URL url = new URL(result);
        HttpURLConnection httpGetCon = (HttpURLConnection) url.openConnection();
        httpGetCon.setInstanceFollowRedirects(false);
        httpGetCon.setRequestMethod("GET");
        httpGetCon.setConnectTimeout(5000); //set timeout to 5 seconds

        httpGetCon.setRequestProperty("User-Agent", USER_AGENT);

        int status = httpGetCon.getResponseCode();
        System.out.println("code: " + status);
        if (status == HttpURLConnection.HTTP_MOVED_TEMP || status == HttpURLConnection.HTTP_MOVED_PERM
                || status == HttpURLConnection.HTTP_SEE_OTHER)
            result = httpGetCon.getHeaderField("Location");

    } catch (Exception e) {
        System.out.println("Exception is fired in redirector getter. error:" + e.getMessage());
        e.printStackTrace();
    }
    System.out.println("Real IP address is " + result);
    return result;
}

---

From source file:edu.jhu.cvrg.timeseriesstore.opentsdb.TimeSeriesUtility.java

private static HttpURLConnection openHTTPConnection(String urlString, HttpVerbs verb)
        throws MalformedURLException, IOException {
    URL url = null;//from   w  w w. j  a va 2 s  .c  o  m
    HttpURLConnection conn = null;

    url = new URL(urlString);
    conn = (HttpURLConnection) url.openConnection();

    switch (verb) {
    case POST:
        conn.setRequestMethod("POST");
        conn.setDoOutput(true);
        conn.setDoInput(true);
        break;
    case PUT:
        conn.setRequestMethod("PUT");
        conn.setDoOutput(true);
        break;
    case DELETE:
        conn.setRequestMethod("DELETE");
        break;
    default:
        conn.setRequestMethod("GET");
        break;
    }

    conn.setRequestProperty("Accept", "application/json");
    conn.setRequestProperty("Content-type", "application/json");

    return conn;
}

---

From source file:com.keepsafe.switchboard.SwitchBoard.java

/**
 * Returns a String containing the server response from a GET request
 * @param address Valid http addess.//w w  w  . j a v  a 2 s .  co  m
 * @param params String of params. Multiple params seperated with &. No leading ? in string
 * @return Returns String from server or null when failed.
 */
private static String readFromUrlGET(String address, String params) {
    if (address == null || params == null)
        return null;

    String completeUrl = address + "?" + params;
    if (DEBUG)
        Log.d(TAG, "readFromUrl(): " + completeUrl);

    try {
        URL url = new URL(completeUrl);
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod("GET");
        connection.setUseCaches(false);
        connection.setDoOutput(true);

        // get response
        InputStream is = connection.getInputStream();
        InputStreamReader inputStreamReader = new InputStreamReader(is);
        BufferedReader bufferReader = new BufferedReader(inputStreamReader, 8192);
        String line = "";
        StringBuffer resultContent = new StringBuffer();
        while ((line = bufferReader.readLine()) != null) {
            if (DEBUG)
                Log.d(TAG, line);
            resultContent.append(line);
        }
        bufferReader.close();

        if (DEBUG)
            Log.d(TAG, "readFromUrl() result: " + resultContent.toString());

        return resultContent.toString();
    } catch (ProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

    return null;
}

---

From source file:fr.zcraft.zlib.tools.mojang.UUIDFetcher.java

/**
 * Opens a GET connection.//from w  w w  . jav  a  2 s  .  c  o  m
 *
 * @param url The URL to connect to.
 *
 * @return A GET connection to this URL.
 * @throws IOException If an exception occurred while contacting the server.
 */
static private HttpURLConnection getGETConnection(String url) throws IOException {
    HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection();
    connection.setRequestMethod("GET");
    connection.setUseCaches(false);
    connection.setDoInput(true);
    connection.setDoOutput(true);

    return connection;
}

---

From source file:fr.zcraft.zlib.tools.mojang.UUIDFetcher.java

/**
 * Opens a POST connection./*from  www. ja  v  a  2 s. c  o m*/
 *
 * @param url The URL to connect to.
 *
 * @return A POST connection to this URL.
 * @throws IOException If an exception occurred while contacting the server.
 */
static private HttpURLConnection getPOSTConnection(String url) throws IOException {
    HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection();
    connection.setRequestMethod("POST");
    connection.setRequestProperty("Content-Type", "application/json");
    connection.setUseCaches(false);
    connection.setDoInput(true);
    connection.setDoOutput(true);

    return connection;
}

---

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