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:a122016.rr.com.alertme.QueryUtilsPoliceStation.java

/**
 * Make an HTTP request to the given URL and return a String as the response.
 *///from  w w w.j av  a  2s  .co  m
private static String makeHttpRequest(URL url) throws IOException {
    String jsonResponse = "";

    // If the URL is null, then return early.
    if (url == null) {
        return jsonResponse;
    }

    HttpURLConnection urlConnection = null;
    InputStream inputStream = null;
    try {
        urlConnection = (HttpURLConnection) url.openConnection();
        urlConnection.setReadTimeout(10000 /* milliseconds */);
        urlConnection.setConnectTimeout(15000 /* milliseconds */);
        urlConnection.setRequestMethod("GET");
        urlConnection.connect();

        // If the request was successful (response code 200),
        // then read the input stream and parse the response.
        if (urlConnection.getResponseCode() == 200) {
            inputStream = urlConnection.getInputStream();
            jsonResponse = readFromStream(inputStream);
        } else {
            Log.e(LOG_TAG, "Error response code: " + urlConnection.getResponseCode());
        }
    } catch (IOException e) {
        Log.e(LOG_TAG, "Problem retrieving the PoliceStations JSON results.", e);
    } finally {
        if (urlConnection != null) {
            urlConnection.disconnect();
        }
        if (inputStream != null) {
            // Closing the input stream could throw an IOException, which is why
            // the makeHttpRequest(URL url) method signature specifies than an IOException
            // could be thrown.
            inputStream.close();
        }
    }
    return jsonResponse;
}

---

From source file:ee.ria.xroad.common.util.CertHashBasedOcspResponderClient.java

/**
 * Creates a GET request to the internal cert hash based OCSP responder and expects OCSP responses.
 *
 * @param destination URL of the OCSP response provider
 * @return list of OCSP response objects
 * @throws IOException   if I/O errors occurred
 * @throws OCSPException if the response could not be parsed
 *//*from   w ww  .jav a2  s  .  co m*/
public static List<OCSPResp> getOcspResponsesFromServer(URL destination) throws IOException, OCSPException {
    HttpURLConnection connection = (HttpURLConnection) destination.openConnection();
    connection.setRequestProperty("Accept", MimeTypes.MULTIPART_RELATED);
    connection.setDoOutput(true);
    connection.setConnectTimeout(SystemProperties.getOcspResponderClientConnectTimeout());
    connection.setReadTimeout(SystemProperties.getOcspResponderClientReadTimeout());
    connection.setRequestMethod(METHOD);
    connection.connect();

    if (!VALID_RESPONSE_CODES.contains(connection.getResponseCode())) {
        log.error("Invalid HTTP response ({}) from responder: {}", connection.getResponseCode(),
                connection.getResponseMessage());

        throw new IOException(connection.getResponseMessage());
    }

    MimeConfig config = new MimeConfig.Builder().setHeadlessParsing(connection.getContentType()).build();

    final List<OCSPResp> responses = new ArrayList<>();
    final MimeStreamParser parser = new MimeStreamParser(config);

    parser.setContentHandler(new AbstractContentHandler() {
        @Override
        public void startMultipart(BodyDescriptor bd) {
            parser.setFlat();
        }

        @Override
        public void body(BodyDescriptor bd, InputStream is) throws MimeException, IOException {
            if (bd.getMimeType().equalsIgnoreCase(MimeTypes.OCSP_RESPONSE)) {
                responses.add(new OCSPResp(IOUtils.toByteArray(is)));
            }
        }
    });

    try {
        parser.parse(connection.getInputStream());
    } catch (MimeException e) {
        throw new OCSPException("Error parsing response", e);
    }

    return responses;
}

---

From source file:com.amazon.pay.impl.Util.java

/**
 * This method uses HttpURLConnection instance to make requests.
 *
 * @param method The HTTP method (GET,POST,PUT,etc.).
 * @param url The URL//from  w w  w . j a v  a  2s. c o  m
 * @param urlParameters URL Parameters
 * @param headers Header key-value pairs
 * @return ResponseData
 * @throws IOException
 */
public static ResponseData httpSendRequest(String method, String url, String urlParameters,
        Map<String, String> headers) throws IOException {
    URL obj = new URL(url);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();
    if (headers != null && !headers.isEmpty()) {
        for (String key : headers.keySet()) {
            con.setRequestProperty(key, headers.get(key));
        }
    }
    con.setDoOutput(true);
    con.setRequestMethod(method);
    if (urlParameters != null) {
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeBytes(urlParameters);
        wr.flush();
        wr.close();
    }
    int responseCode = con.getResponseCode();

    BufferedReader in;
    if (responseCode != 200) {
        in = new BufferedReader(new InputStreamReader(con.getErrorStream()));
    } else {
        in = new BufferedReader(new InputStreamReader(con.getInputStream()));
    }
    String inputLine;
    StringBuffer response = new StringBuffer();
    while ((inputLine = in.readLine()) != null) {
        response.append(inputLine).append(LINE_SEPARATOR);
    }
    in.close();
    return new ResponseData(responseCode, response.toString());
}

---

From source file:org.openo.nfvo.monitor.dac.util.APIHttpClient.java

public static void doDelete(String urls, String token) {
    URL url = null;/*w  ww  .ja va2s .  co  m*/
    try {
        url = new URL(urls);
    } catch (MalformedURLException exception) {
        exception.printStackTrace();
    }
    HttpURLConnection httpURLConnection = null;
    try {
        httpURLConnection = (HttpURLConnection) url.openConnection();
        httpURLConnection.setRequestProperty("Content-Type", "application/json");
        if (!Global.isEmpty(token)) {
            httpURLConnection.setRequestProperty("X-Auth-Token", token);
        }
        httpURLConnection.setRequestMethod("DELETE");
        logger.info("#####====" + httpURLConnection.getResponseCode());
    } catch (IOException e) {
        logger.error("Exception", e);
    } finally {
        if (httpURLConnection != null) {
            httpURLConnection.disconnect();
        }
    }
}

---

From source file:com.spoiledmilk.ibikecph.util.HttpUtils.java

public static JsonResult readLink(String url_string, String method) {
    JsonResult result = new JsonResult();
    if (url_string == null) {
        return result;
    }/*from   w ww  . ja  v a  2s . c  o m*/
    URL url = null;
    HttpURLConnection httpget = null;
    try {
        LOG.d("HttpUtils readlink() " + url_string);
        url = new URL(url_string);
        httpget = (HttpURLConnection) url.openConnection();
        httpget.setDoInput(true);
        httpget.setRequestMethod(method);
        httpget.setRequestProperty("Accept", "application/json");
        httpget.setRequestProperty("Content-type", "application/json");
        httpget.setConnectTimeout(CONNECTON_TIMEOUT);
        httpget.setReadTimeout(CONNECTON_TIMEOUT);
        JsonNode root = null;
        root = Util.getJsonObjectMapper().readValue(httpget.getInputStream(), JsonNode.class);
        if (root != null) {
            result.setNode(root);
        }
    } catch (JsonParseException e) {
        LOG.w("HttpUtils readLink() JsonParseException ", e);
        result.error = JsonResult.ErrorCode.APIError;
    } catch (MalformedURLException e) {
        LOG.w("HttpUtils readLink() MalformedURLException", e);
        result.error = JsonResult.ErrorCode.APIError;
    } catch (FileNotFoundException e) {
        LOG.w("HttpUtils readLink() FileNotFoundException", e);
        result.error = JsonResult.ErrorCode.NotFound;
    } catch (IOException e) {
        LOG.w("HttpUtils readLink() IOException", e);
        result.error = JsonResult.ErrorCode.ConnectionError;
    } finally {
        if (httpget != null) {
            httpget.disconnect();
        }
    }
    LOG.d("HttpUtils readLink() "
            + (result != null && result.error == JsonResult.ErrorCode.Success ? "succeeded" : "failed"));
    return result;
}

---

From source file:lu.list.itis.dkd.aig.util.FusekiHttpHelper.java

/**
 * Upload ontology content on specified dataset. Graph used is the default
 * one except if specified//from   w  w w. j a va 2s  .  co m
 * 
 * @param ontology
 * @param datasetName
 * @param graphName
 * @throws IOException
 * @throws HttpException
 */
public static void uploadOntology(InputStream ontology, String datasetName, @Nullable String graphName)
        throws IOException, HttpException {
    graphName = Strings.emptyToNull(graphName);

    logger.info("upload ontology in dataset: " + datasetName + " graph:" + Strings.nullToEmpty(graphName));

    boolean createGraph = (graphName != null) ? true : false;
    String dataSetEncoded = URLEncoder.encode(datasetName, "UTF-8");
    String graphEncoded = createGraph ? URLEncoder.encode(graphName, "UTF-8") : null;

    URL url = new URL(HOST + '/' + dataSetEncoded + "/data" + (createGraph ? "?graph=" + graphEncoded : ""));

    final HttpURLConnection httpConnection = (HttpURLConnection) url.openConnection();

    String boundary = "------------------" + System.currentTimeMillis()
            + Long.toString(Math.round(Math.random() * 1000));

    httpConnection.setUseCaches(false);
    httpConnection.setRequestMethod("POST");
    httpConnection.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + boundary);
    httpConnection.setRequestProperty("Connection", "keep-alive");
    httpConnection.setRequestProperty("Cache-Control", "no-cache");

    // set content
    httpConnection.setDoOutput(true);
    final OutputStreamWriter out = new OutputStreamWriter(httpConnection.getOutputStream());
    out.write(BOUNDARY_DECORATOR + boundary + EOL);
    out.write("Content-Disposition: form-data; name=\"files[]\"; filename=\"ontology.owl\"" + EOL);
    out.write("Content-Type: application/octet-stream" + EOL + EOL);
    out.write(CharStreams.toString(new InputStreamReader(ontology)));
    out.write(EOL + BOUNDARY_DECORATOR + boundary + BOUNDARY_DECORATOR + EOL);
    out.close();

    // handle HTTP/HTTPS strange behaviour
    httpConnection.connect();
    httpConnection.disconnect();

    // handle response
    switch (httpConnection.getResponseCode()) {
    case HttpURLConnection.HTTP_CREATED:
        checkState(createGraph, "bad state - code:" + httpConnection.getResponseCode() + " message: "
                + httpConnection.getResponseMessage());
        break;
    case HttpURLConnection.HTTP_OK:
        checkState(!createGraph, "bad state - code:" + httpConnection.getResponseCode() + " message: "
                + httpConnection.getResponseMessage());
        break;
    default:
        throw new HttpException(
                httpConnection.getResponseCode() + " message: " + httpConnection.getResponseMessage());
    }

}

---

From source file:com.handsome.frame.android.volley.stack.HurlStack.java

private static void setConnectionParametersForRequest(HttpURLConnection connection, Request<?> request)
        throws IOException, AuthFailureError {
    switch (request.getMethod()) {
    case Request.Method.GET:
        // Not necessary to set the request method because connection defaults to GET but
        // being explicit here.
        connection.setRequestMethod("GET");
        break;/*from   ww w  .jav a 2  s. c om*/
    case Request.Method.DELETE:
        connection.setRequestMethod("DELETE");
        break;
    case Request.Method.POST:
        connection.setRequestMethod("POST");
        addBodyIfExists(connection, request);
        break;
    case Request.Method.PUT:
        connection.setRequestMethod("PUT");
        addBodyIfExists(connection, request);
        break;
    case Request.Method.HEAD:
        connection.setRequestMethod("HEAD");
        break;
    case Request.Method.OPTIONS:
        connection.setRequestMethod("OPTIONS");
        break;
    case Request.Method.TRACE:
        connection.setRequestMethod("TRACE");
        break;
    case Request.Method.PATCH:
        addBodyIfExists(connection, request);
        connection.setRequestMethod("PATCH");
        break;
    default:
        throw new IllegalStateException("Unknown method type.");
    }
}

---

From source file:com.zlk.bigdemo.android.volley.toolbox.HurlStack.java

@SuppressWarnings("deprecation")
/* package */ static void setConnectionParametersForRequest(HttpURLConnection connection, Request<?> request)
        throws IOException, AuthFailureError {
    switch (request.getMethod()) {
    case Method.GET:
        // Not necessary to set the request method because connection defaults to GET but
        // being explicit here.
        connection.setRequestMethod("GET");
        break;/* w  w w. ja  va2 s. c  o m*/
    case Method.DELETE:
        connection.setRequestMethod("DELETE");
        break;
    case Method.POST:
        connection.setRequestMethod("POST");
        addBodyIfExists(connection, request);
        break;
    case Method.PUT:
        connection.setRequestMethod("PUT");
        addBodyIfExists(connection, request);
        break;
    default:
        throw new IllegalStateException("Unknown method type.");
    }
}

---

From source file:a122016.rr.com.alertme.QueryUtils.java

/**
 * Make an HTTP request to the given URL and return a String as the response.
 *///from w  w  w  .  j  ava 2  s .co m
private static String makeHttpRequest(URL url) throws IOException {
    String jsonResponse = "";

    // If the URL is null, then return early.
    if (url == null) {
        return jsonResponse;
    }

    HttpURLConnection urlConnection = null;
    InputStream inputStream = null;
    try {
        urlConnection = (HttpURLConnection) url.openConnection();
        urlConnection.setReadTimeout(10000 /* milliseconds */);
        urlConnection.setConnectTimeout(15000 /* milliseconds */);
        urlConnection.setRequestMethod("GET");
        urlConnection.connect();

        // If the request was successful (response code 200),
        // then read the input stream and parse the response.
        if (urlConnection.getResponseCode() == 200) {
            inputStream = urlConnection.getInputStream();
            jsonResponse = readFromStream(inputStream);
        } else {
            Log.e(LOG_TAG, "Error response code: " + urlConnection.getResponseCode());
        }
    } catch (IOException e) {
        Log.e(LOG_TAG, "Problem retrieving the Places JSON results.", e);
    } finally {
        if (urlConnection != null) {
            urlConnection.disconnect();
        }
        if (inputStream != null) {
            // Closing the input stream could throw an IOException, which is why
            // the makeHttpRequest(URL url) method signature specifies than an IOException
            // could be thrown.
            inputStream.close();
        }
    }
    return jsonResponse;
}

---

From source file:com.createtank.payments.coinbase.RequestClient.java

private static JsonObject call(CoinbaseApi api, String method, RequestVerb verb, Map<String, String> params,
        boolean retry, String accessToken) throws IOException {
    if (api.allowSecure()) {

        HttpClient client = HttpClientBuilder.create().build();
        String url = BASE_URL + method;
        HttpUriRequest request = null;/*  w w w  .j a  v  a  2  s . c  o m*/

        if (verb == RequestVerb.POST || verb == RequestVerb.PUT) {
            switch (verb) {
            case POST:
                request = new HttpPost(url);
                break;
            case PUT:
                request = new HttpPut(url);
                break;
            default:
                throw new RuntimeException("RequestVerb not implemented: " + verb);
            }

            List<BasicNameValuePair> paramsBody = new ArrayList<BasicNameValuePair>();

            if (params != null) {
                List<BasicNameValuePair> convertedParams = convertParams(params);
                paramsBody.addAll(convertedParams);
            }

            ((HttpEntityEnclosingRequestBase) request).setEntity(new UrlEncodedFormEntity(paramsBody, "UTF-8"));
        } else {
            if (params != null) {
                url = url + "?" + createRequestParams(params);
            }

            if (verb == RequestVerb.GET) {
                request = new HttpGet(url);
            } else if (verb == RequestVerb.DELETE) {
                request = new HttpDelete(url);
            }
        }
        if (request == null)
            return null;

        if (accessToken != null)
            request.addHeader("Authorization", String.format("Bearer %s", accessToken));
        System.out.println("auth header: " + request.getFirstHeader("Authorization"));
        HttpResponse response = client.execute(request);
        int code = response.getStatusLine().getStatusCode();

        if (code == 401) {
            if (retry) {
                api.refreshAccessToken();
                call(api, method, verb, params, false, api.getAccessToken());
            } else {
                throw new IOException("Account is no longer valid");
            }
        } else if (code != 200) {
            throw new IOException("HTTP response " + code + " to request " + method);
        }

        String responseString = EntityUtils.toString(response.getEntity());
        if (responseString.startsWith("[")) {
            // Is an array
            responseString = "{response:" + responseString + "}";
        }

        JsonParser parser = new JsonParser();
        JsonObject resp = (JsonObject) parser.parse(responseString);
        System.out.println(resp.toString());
        return resp;
    }

    String paramStr = createRequestParams(params);
    String url = BASE_URL + method;

    if (paramStr != null && verb == RequestVerb.GET || verb == RequestVerb.DELETE)
        url += "?" + paramStr;

    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    conn.setRequestMethod(verb.name());

    if (accessToken != null)
        conn.setRequestProperty("Authorization", String.format("Bearer %s", accessToken));

    if (verb != RequestVerb.GET && verb != RequestVerb.DELETE && paramStr != null) {
        conn.setDoOutput(true);
        OutputStreamWriter writer = new OutputStreamWriter(conn.getOutputStream());
        writer.write(paramStr);
        writer.flush();
        writer.close();
    }

    int code = conn.getResponseCode();
    if (code == 401) {

        if (retry) {
            api.refreshAccessToken();
            return call(api, method, verb, params, false, api.getAccessToken());
        } else {
            throw new IOException("Account is no longer valid");
        }

    } else if (code != 200) {
        throw new IOException("HTTP response " + code + " to request " + method);
    }

    String responseString = getResponseBody(conn.getInputStream());
    if (responseString.startsWith("[")) {
        responseString = "{response:" + responseString + "}";
    }

    JsonParser parser = new JsonParser();
    return (JsonObject) parser.parse(responseString);
}

---

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