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.codelanx.codelanxlib.util.auth.UUIDFetcher.java

/**
 * Opens the connection to Mojang's profile API
 * //ww w .  jav a  2s .  c o m
 * @since 0.0.1
 * @version 0.0.1
 * 
 * @return The {@link HttpURLConnection} object to the API server
 * @throws IOException If there is a problem opening the stream, a malformed
 *                     URL, or if there is a ProtocolException
 */
private static HttpURLConnection createConnection() throws IOException {
    URL url = new URL(UUIDFetcher.PROFILE_URL);
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestMethod("POST");
    connection.setRequestProperty("Content-Type", "application/json");
    connection.setUseCaches(false);
    connection.setDoInput(true);
    connection.setDoOutput(true);
    return connection;
}

---

From source file:gr.scify.newsum.Utils.java

public static boolean urlChanged(String url) {
    try {//from   w  ww  .j a  v a2 s  . com
        HttpURLConnection.setFollowRedirects(false);
        HttpURLConnection con = (HttpURLConnection) new URL(url).openConnection();
        con.setRequestMethod("HEAD");
        return (con.getResponseCode() == HttpURLConnection.HTTP_NOT_MODIFIED);
    } catch (Exception e) {
        e.printStackTrace();
        return false;
    }
}

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From source file:com.intellij.lang.jsgraphql.languageservice.JSGraphQLNodeLanguageServiceClient.java

private static <R> R executeRequest(Request request, Class<R> responseClass, @NotNull Project project,
        boolean setProjectDir) {

    URL url = getJSGraphQLNodeLanguageServiceInstance(project, setProjectDir);
    if (url == null) {
        return null;
    }/*ww w  .j  a va  2s.com*/
    HttpURLConnection httpConnection = null;
    try {
        httpConnection = (HttpURLConnection) url.openConnection();
        httpConnection.setConnectTimeout(50);
        httpConnection.setReadTimeout(1000);
        httpConnection.setRequestMethod("POST");
        httpConnection.setDoOutput(true);
        httpConnection.setRequestProperty("Content-Type", "application/json");
        httpConnection.connect();
        try (OutputStreamWriter writer = new OutputStreamWriter(httpConnection.getOutputStream())) {
            final String jsonRequest = new Gson().toJson(request);
            writer.write(jsonRequest);
            writer.flush();
            writer.close();
        }
        if (httpConnection.getResponseCode() == 200) {
            if (responseClass == null) {
                return null;
            }
            try (InputStream inputStream = httpConnection.getInputStream()) {
                String jsonResponse = IOUtils.toString(inputStream, "UTF-8");
                R response = new Gson().fromJson(jsonResponse, responseClass);
                return response;
            }
        } else {
            log.warn("Got error from JS GraphQL Language Service: HTTP " + httpConnection.getResponseCode()
                    + ": " + httpConnection.getResponseMessage());
        }
    } catch (IOException e) {
        log.warn("Unable to connect to dev server", e);
    } finally {
        if (httpConnection != null) {
            httpConnection.disconnect();
        }
    }
    return null;
}

---

From source file:Main.java

private static InputStream getInputStreamFromUrl_V9(Context paramContext, String paramString) {
    if (confirmDownload(paramContext, paramString)) {
        try {/*w w w  .ja v a2  s .c  o  m*/

            URL localURL = new URL(paramString);
            HttpURLConnection localHttpURLConnection2 = (HttpURLConnection) localURL.openConnection();
            localHttpURLConnection2.setRequestProperty("Accept-Charset", "UTF-8");
            localHttpURLConnection2.setReadTimeout(30000);
            localHttpURLConnection2.setConnectTimeout(30000);
            localHttpURLConnection2.setRequestMethod("GET");
            localHttpURLConnection2.setDoInput(true);
            localHttpURLConnection2.connect();
            return localHttpURLConnection2.getInputStream();

        } catch (Throwable localThrowable) {

            localThrowable.printStackTrace();
            return null;

        }
    } else {
        return null;
    }
}

---

From source file:Main.java

private static void post(String endpoint, Map<String, String> params) throws IOException {

    URL url;/*from  w w  w.ja va2  s  .c o m*/
    try {
        url = new URL(endpoint);
    } catch (MalformedURLException e) {
        throw new IllegalArgumentException("invalid url: " + endpoint);
    }
    StringBuilder bodyBuilder = new StringBuilder();
    Iterator<Map.Entry<String, String>> iterator = params.entrySet().iterator();
    // constructs the POST body using the parameters
    while (iterator.hasNext()) {
        Map.Entry<String, String> param = iterator.next();
        bodyBuilder.append(param.getKey()).append('=').append(param.getValue());
        if (iterator.hasNext()) {
            bodyBuilder.append('&');
        }
    }
    String body = bodyBuilder.toString();
    Log.v(TAG, "Posting '" + body + "' to " + url);
    byte[] bytes = body.getBytes();
    HttpURLConnection conn = null;
    try {
        Log.e("URL", "> " + url);
        conn = (HttpURLConnection) url.openConnection();
        conn.setDoOutput(true);
        conn.setUseCaches(false);
        conn.setFixedLengthStreamingMode(bytes.length);
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8");
        // post the request
        OutputStream out = conn.getOutputStream();
        out.write(bytes);
        out.close();
        // handle the response
        int status = conn.getResponseCode();
        if (status != 200) {
            throw new IOException("Post failed with error code " + status);
        }
    } finally {
        if (conn != null) {
            conn.disconnect();
        }
    }
}

---

From source file:Main.java

public static String getHTML(String urlToRead) {
    URL url; // The URL to read
    HttpURLConnection conn; // The actual connection to the web page
    BufferedReader rd; // Used to read results from the web page
    String line; // An individual line of the web page HTML
    String result = ""; // A long string containing all the HTML
    try {/*w  w  w  . ja v  a  2 s  .co m*/
        url = new URL(urlToRead);
        conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("GET");
        rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        while ((line = rd.readLine()) != null) {
            result += line;
        }
        rd.close();
    } catch (Exception e) {
        // e.printStackTrace();
    }
    return result;
}

---

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

protected static String updateHelper(String jsonPayload) throws IOException {
    // 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.PUT);
    addRequestHeader(conn, true);//from   ww w .  j a v a 2 s.  com

    sendPostPayload(conn, jsonPayload);
    String response = getServerResponse(conn);
    conn.disconnect();
    return response;
}

---

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

public static void deleteProject(Project p) throws IOException {

    // Server URL setup
    String _url = getBaseUri().appendPath(p.getProjectID()).build().toString();

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

    // add request header
    conn.setRequestMethod("DELETE");
    addRequestHeader(conn, false);/*from  w  w  w .ja va  2  s .c o m*/

    // Get server response
    conn.getResponseCode();
    getServerResponse(conn);

}

---

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

public static Project getProject(Project p) throws IOException {

    // Server URL setup
    String _url = getBaseUri().appendPath(p.getProjectID()).build().toString();

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

    // add request header
    conn.setRequestMethod("GET");
    addRequestHeader(conn, false);/*from w ww .  j a va 2 s  . c  o m*/

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

    return parseProject(projectNode, p);
}

---

From source file:gov.nasa.arc.geocam.geocam.HttpPost.java

public static int post(String url, Map<String, String> vars, String fileKey, String fileName,
        InputStream istream, String username, String password) throws IOException {
    HttpURLConnection conn = createConnection(url, username, password);

    try {//from   w w w .  j  a v  a2 s  .com
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Connection", "Keep-Alive");
        conn.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY);

        Log.d("HttpPost", vars.toString());

        DataOutputStream out = new DataOutputStream(conn.getOutputStream());
        assembleMultipart(out, vars, fileKey, fileName, istream);
        istream.close();
        out.flush();

        InputStream in = conn.getInputStream();
        BufferedReader reader = new BufferedReader(new InputStreamReader(in), 2048);

        // Set postedSuccess to true if there is a line in the HTTP response in
        // the form "GEOCAM_SHARE_POSTED <file>" where <file> equals fileName.
        // Our old success condition was just checking for HTTP return code 200; turns
        // out that sometimes gives false positives.
        Boolean postedSuccess = false;
        for (String line = reader.readLine(); line != null; line = reader.readLine()) {
            //Log.d("HttpPost", line);
            if (!postedSuccess && line.contains("GEOCAM_SHARE_POSTED")) {
                String[] vals = line.trim().split("\\s+");
                for (int i = 0; i < vals.length; ++i) {
                    //String filePosted = vals[1];
                    if (vals[i].equals(fileName)) {
                        Log.d(GeoCamMobile.DEBUG_ID, line);
                        postedSuccess = true;
                        break;
                    }
                }
            }
        }
        out.close();

        int responseCode = 0;
        responseCode = conn.getResponseCode();
        if (responseCode == 200 && !postedSuccess) {
            // our code for when we got value 200 but no confirmation
            responseCode = -3;
        }
        return responseCode;
    } catch (UnsupportedEncodingException e) {
        throw new IOException("HttpPost - Encoding exception: " + e);
    }

    // ??? when would this ever be thrown?
    catch (IllegalStateException e) {
        throw new IOException("HttpPost - IllegalState: " + e);
    }

    catch (IOException e) {
        try {
            return conn.getResponseCode();
        } catch (IOException f) {
            throw new IOException("HttpPost - IOException: " + e);
        }
    }
}

---

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