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.arthurpitman.common.HttpUtils.java

/**
 * Connects to an HTTP resource using the get method.
 * @param url the URL to connect to.//  w  ww  .  ja v  a  2 s .co  m
 * @param requestProperties optional request properties, <code>null</code> if not required.
 * @return the resulting {@link HttpURLConnection}.
 * @throws IOException
 */
public static HttpURLConnection connectGet(final String url, final RequestProperty[] requestProperties)
        throws IOException {
    // setup connection
    HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection();
    connection.setUseCaches(false);
    connection.setRequestMethod(GET_METHOD);
    addRequestProperties(connection, requestProperties);
    return connection;
}

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

public static Note getNote(final String noteID) throws Exception {
    // Server URL setup
    String _url = getBaseUri().appendPath(noteID).build().toString();

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

    // add request header
    conn.setRequestMethod(IRequest.GET);
    addRequestHeader(conn, false);//from w  ww .  j  a  v a 2s.  co m

    // Get server response
    int responseCode = conn.getResponseCode();
    String response = getServerResponse(conn);
    JsonNode userNode = MAPPER.readTree(response);

    Note ret = parseNote(userNode);
    return ret;
}

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From source file:com.android.nunes.sophiamobile.gsm.GcmSender.java

public static void enviar(String msg, String token) {

    try {//from w  w w. j a va 2 s .c  om
        // Prepare JSON containing the GCM message content. What to send and where to send.
        JSONObject jGcmData = new JSONObject();
        JSONObject jData = new JSONObject();
        jData.put("message", msg.trim());
        // Where to send GCM message.
        if (token != null) {
            jGcmData.put("to", token.trim());
        } else {
            jGcmData.put("to", "/topics/global");
        }
        // What to send in GCM message.
        jGcmData.put("data", jData);

        // Create connection to send GCM Message request.
        URL url = new URL("https://android.googleapis.com/gcm/send");
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestProperty("Authorization", "key=" + API_KEY);
        conn.setRequestProperty("Content-Type", "application/json");
        conn.setRequestMethod("POST");
        conn.setDoOutput(true);

        // Send GCM message content.
        OutputStream outputStream = conn.getOutputStream();
        outputStream.write(jGcmData.toString().getBytes());

        // Read GCM response.
        InputStream inputStream = conn.getInputStream();
        String resp = IOUtils.toString(inputStream);
        System.out.println(resp);
        System.out.println("Check your device/emulator for notification or logcat for "
                + "confirmation of the receipt of the GCM message.");
    } catch (IOException e) {
        System.out.println("Unable to send GCM message.");
        System.out.println("Please ensure that API_KEY has been replaced by the server "
                + "API key, and that the device's registration token is correct (if specified).");
        e.printStackTrace();
    } catch (JSONException e) {
        e.printStackTrace();
    }
}

---

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

public static Agenda createAgenda(Agenda create) throws IOException {
    Agenda newAgenda = new Agenda(create);
    // Server URL setup
    String _url = getBaseUri().build().toString();
    // Establish connection
    URL url = new URL(_url);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();

    // add request header
    conn.setRequestMethod(IRequest.POST);
    addRequestHeader(conn, true);/*from   w w w.  j  a  v a  2s .  c  o m*/

    // prepare POST payload
    ByteArrayOutputStream json = new ByteArrayOutputStream();
    // this type of print stream allows us to get a string easily
    PrintStream ps = new PrintStream(json);
    // Create a generator to build the JSON string
    JsonGenerator jgen = JFACTORY.createGenerator(ps, JsonEncoding.UTF8);

    // Build JSON Object
    jgen.writeStartObject(); // start agenda
    jgen.writeStringField(Keys.Agenda.TITLE, create.getTitle());
    jgen.writeStringField(Keys.Agenda.MEETING, create.getAttachedMeetingID());
    jgen.writeArrayFieldStart(Keys.Agenda.TOPIC); // start topics
    MAPPER.writeValue(jgen, create.getTopics()); // recursively does
    // subtopics
    jgen.writeEndArray(); // end topics
    jgen.writeEndObject(); // end agenda
    jgen.close();

    // Get JSON Object payload from print stream
    String payload = json.toString("UTF8");
    ps.close();

    // Send payload
    int responseCode = sendPostPayload(conn, payload);
    String response = getServerResponse(conn);

    newAgenda = parseAgenda(MAPPER.readTree(response));
    return newAgenda;
}

---

From source file:eu.liveandgov.ar.utilities.OS_Utils.java

/**      
 * Check if URL exists /*  ww  w  . j a  v  a 2  s  .c  o  m*/
 *        
 * @param urlSTR
 * @return
 */
public static boolean exists(String URLName) {
    try {
        HttpURLConnection.setFollowRedirects(false);
        // note : you may also need
        //        HttpURLConnection.setInstanceFollowRedirects(false)
        HttpURLConnection con = (HttpURLConnection) new URL(URLName).openConnection();
        con.setRequestMethod("HEAD");

        return (con.getResponseCode() == HttpURLConnection.HTTP_OK);
    } catch (Exception e) {

        return false;
    }
}

---

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

public static Boolean deleteNote(String noteID) throws IOException {
    String _url = getBaseUri().appendPath(noteID).build().toString();
    URL url = new URL(_url);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();

    // add request header
    conn.setRequestMethod(IRequest.DELETE);
    addRequestHeader(conn, false);/*from   www. j a  v  a  2s  . co m*/
    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 {
            logError("note.del.err", tree);
        }
    }

    conn.disconnect();
    return result;
}

---

From source file:chen.android.toolkit.network.HttpConnection.java

/**
 * </br><b>title : </b>      ????POST??
 * </br><b>description :</b>????POST??
 * </br><b>time :</b>      2012-7-8 ?4:34:08
 * @param method         ??/*from w  w w .  j a va  2 s.com*/
 * @param url            POSTURL
 * @param datas            ????
 * @return               ???
 * @throws IOException
 */
private static InputStream connect(String method, URL url, byte[]... datas) throws IOException {
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setDoOutput(true);
    conn.setDoInput(true);
    conn.setRequestMethod(method);
    conn.setUseCaches(false);
    conn.setInstanceFollowRedirects(true);
    conn.setConnectTimeout(6 * 1000);
    conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
    conn.setRequestProperty("Connection", "Keep-Alive");
    conn.setRequestProperty("Charset", "UTF-8");
    OutputStream outputStream = conn.getOutputStream();
    for (byte[] data : datas) {
        outputStream.write(data);
    }
    outputStream.close();
    return conn.getInputStream();
}

---

From source file:org.wso2.carbon.device.mgt.iot.arduino.service.impl.util.ArduinoServiceUtils.java

public static String sendCommandViaHTTP(final String deviceHTTPEndpoint, String urlContext,
        boolean fireAndForgot) throws DeviceManagementException {

    String responseMsg = "";
    String urlString = ArduinoConstants.URL_PREFIX + deviceHTTPEndpoint + urlContext;

    if (log.isDebugEnabled()) {
        log.debug(urlString);/*from w ww  .  ja v  a  2 s . co m*/
    }

    if (!fireAndForgot) {
        HttpURLConnection httpConnection = getHttpConnection(urlString);

        try {
            httpConnection.setRequestMethod(HttpMethod.GET);
        } catch (ProtocolException e) {
            String errorMsg = "Protocol specific error occurred when trying to set method to GET" + " for:"
                    + urlString;
            log.error(errorMsg);
            throw new DeviceManagementException(errorMsg, e);
        }

        responseMsg = readResponseFromGetRequest(httpConnection);

    } else {
        CloseableHttpAsyncClient httpclient = null;
        try {

            httpclient = HttpAsyncClients.createDefault();
            httpclient.start();
            HttpGet request = new HttpGet(urlString);
            final CountDownLatch latch = new CountDownLatch(1);
            Future<HttpResponse> future = httpclient.execute(request, new FutureCallback<HttpResponse>() {
                @Override
                public void completed(HttpResponse httpResponse) {
                    latch.countDown();
                }

                @Override
                public void failed(Exception e) {
                    latch.countDown();
                }

                @Override
                public void cancelled() {
                    latch.countDown();
                }
            });

            latch.await();

        } catch (InterruptedException e) {
            if (log.isDebugEnabled()) {
                log.debug("Sync Interrupted");
            }
        } finally {
            try {
                if (httpclient != null) {
                    httpclient.close();

                }
            } catch (IOException e) {
                if (log.isDebugEnabled()) {
                    log.debug("Failed on close");
                }
            }
        }
    }

    return responseMsg;
}

---

From source file:Main.java

public static String stringFromHttpPost(String urlStr, String body) {
    HttpURLConnection conn;
    try {// ww w.j a va 2 s . c om
        URL e = new URL(urlStr);
        conn = (HttpURLConnection) e.openConnection();
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setInstanceFollowRedirects(true);
        conn.setRequestMethod("POST");
        OutputStream os1 = conn.getOutputStream();
        DataOutputStream out1 = new DataOutputStream(os1);
        out1.write(body.getBytes("UTF-8"));
        out1.flush();
        conn.connect();
        String line;
        BufferedReader reader;
        StringBuffer sb = new StringBuffer();
        if ("gzip".equals(conn.getHeaderField("Content-Encoding"))) {
            reader = new BufferedReader(
                    new InputStreamReader(new GZIPInputStream(conn.getInputStream()), "UTF-8"));
        } else {
            reader = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8"));
        }
        while ((line = reader.readLine()) != null) {
            sb.append(line);
        }
        return sb.toString();
    } catch (Exception e) {
        e.printStackTrace();
        logError(e.getMessage());
    }
    return null;
}

---

From source file:com.evrythng.java.wrapper.util.FileUtils.java

private static HttpURLConnection getConnectionForPublicUpload(final URL url, final String contentType)
        throws IOException {

    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestMethod(HttpPut.METHOD_NAME);
    connection.setRequestProperty(HttpHeaders.CONTENT_TYPE, contentType);
    connection.setRequestProperty(X_AMZ_ACL_HEADER_NAME, X_AMZ_ACL_HEADER_VALUE_PUBLIC_READ);
    connection.setDoOutput(true);/*from   www . j  ava 2  s .  c o  m*/
    connection.connect();
    return connection;
}

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