Example usage for java.net HttpURLConnection HTTP

Introduction

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

Prototype

int HTTP_OK

To view the source code for java.net HttpURLConnection HTTP_OK.

Click Source Link

Document

HTTP Status-Code 200: OK.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    HttpURLConnection.setFollowRedirects(false);
    HttpURLConnection con = (HttpURLConnection) new URL("http://www.google.coom").openConnection();
    con.setRequestMethod("HEAD");
    System.out.println(con.getResponseCode() == HttpURLConnection.HTTP_OK);
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    Properties systemSettings = System.getProperties();
    systemSettings.put("proxySet", "true");
    systemSettings.put("http.proxyHost", "proxy.mycompany.local");
    systemSettings.put("http.proxyPort", "80");

    URL u = new URL("http://www.google.com");
    HttpURLConnection con = (HttpURLConnection) u.openConnection();
    BASE64Encoder encoder = new BASE64Encoder();
    String encodedUserPwd = encoder.encode("domain\\username:password".getBytes());
    con.setRequestProperty("Proxy-Authorization", "Basic " + encodedUserPwd);
    con.setRequestMethod("HEAD");
    System.out.println(con.getResponseCode() + " : " + con.getResponseMessage());
    System.out.println(con.getResponseCode() == HttpURLConnection.HTTP_OK);
}

From source file:Main.java

public static void main(String s[]) throws Exception {
    try {//from   w  w  w  .  j ava 2 s  . co m
        Properties systemSettings = System.getProperties();
        systemSettings.put("proxySet", "true");
        systemSettings.put("http.proxyHost", "proxy.mycompany.local");
        systemSettings.put("http.proxyPort", "80");

        URL u = new URL("http://www.java.com");
        HttpURLConnection con = (HttpURLConnection) u.openConnection();
        sun.misc.BASE64Encoder encoder = new sun.misc.BASE64Encoder();
        String encodedUserPwd = encoder.encode("domain\\username:password".getBytes());
        con.setRequestProperty("Proxy-Authorization", "Basic " + encodedUserPwd);
        con.setRequestMethod("HEAD");
        System.out.println(con.getResponseCode() + " : " + con.getResponseMessage());
        System.out.println(con.getResponseCode() == HttpURLConnection.HTTP_OK);
    } catch (Exception e) {
        e.printStackTrace();
        System.out.println(false);
    }
}

From source file:com.trendmicro.hdfs.webdav.tool.Get.java

public static void main(String[] args) throws Exception {
    // Process command line 

    Options options = new Options();
    options.addOption("d", "debug", false, "Enable debug logging");

    CommandLine cmd = null;/*from w w  w  .  ja  v  a 2 s  . c  o  m*/
    try {
        cmd = new PosixParser().parse(options, args);
    } catch (ParseException e) {
        printUsageAndExit(options, -1);
    }
    boolean debug = cmd.hasOption('d');
    args = cmd.getArgs();
    if (args.length < 1) {
        printUsageAndExit(options, -1);
    }

    // Do the fetch

    AuthenticatedURL.Token token = new AuthenticatedURL.Token();
    AuthenticatedURL url = new AuthenticatedURL();
    HttpURLConnection conn = url.openConnection(new URL(args[0]), token);
    if (debug) {
        System.out.println("Token value: " + token);
        System.out.println("Status code: " + conn.getResponseCode() + " " + conn.getResponseMessage());
    }
    if (conn.getResponseCode() == HttpURLConnection.HTTP_OK) {
        BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String line = reader.readLine();
        while (line != null) {
            System.out.println(line);
            line = reader.readLine();
        }
        reader.close();
    }
    System.out.println();
}

From source file:com.yahoo.athenz.example.ntoken.HttpExampleClient.java

public static void main(String[] args) throws MalformedURLException, IOException {

    // parse our command line to retrieve required input

    CommandLine cmd = parseCommandLine(args);

    String domainName = cmd.getOptionValue("domain");
    String serviceName = cmd.getOptionValue("service");
    String privateKeyPath = cmd.getOptionValue("pkey");
    String keyId = cmd.getOptionValue("keyid");
    String url = cmd.getOptionValue("url");

    // we need to generate our principal credentials (ntoken). In
    // addition to the domain and service names, we need the
    // the service's private key and the key identifier - the
    // service with the corresponding public key must already be
    // registered in ZMS

    PrivateKey privateKey = Crypto.loadPrivateKey(new File(privateKeyPath));
    ServiceIdentityProvider identityProvider = new SimpleServiceIdentityProvider(domainName, serviceName,
            privateKey, keyId);/*from w ww .j  a  v  a 2 s  .c om*/
    Principal principal = identityProvider.getIdentity(domainName, serviceName);

    URL obj = new URL(url);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();

    // set our Athenz credentials. The authority in the principal provides
    // the header name that we must use for credentials while the principal
    // itself provides the credentials (ntoken).

    con.setRequestProperty(principal.getAuthority().getHeader(), principal.getCredentials());

    // now process our request

    int responseCode = con.getResponseCode();
    switch (responseCode) {
    case HttpURLConnection.HTTP_FORBIDDEN:
        System.out.println("Request was forbidden - not authorized: " + con.getResponseMessage());
        break;
    case HttpURLConnection.HTTP_OK:
        System.out.println("Successful response: ");
        try (BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()))) {
            String inputLine;
            while ((inputLine = in.readLine()) != null) {
                System.out.println(inputLine);
            }
        }
        break;
    default:
        System.out.println("Request failed - response status code: " + responseCode);
    }
}

From source file:bluevia.examples.MODemo.java

/**
 * @param args//from  w  w  w  .  j  av a 2  s. c  o m
 */
public static void main(String[] args) throws IOException {

    BufferedReader iReader = null;
    String apiDataFile = "API-AccessToken.ini";

    String consumer_key;
    String consumer_secret;
    String registrationId;

    OAuthConsumer apiConsumer = null;
    HttpURLConnection request = null;
    URL moAPIurl = null;

    Logger logger = Logger.getLogger("moSMSDemo.class");
    int i = 0;
    int rc = 0;

    Thread mThread = Thread.currentThread();

    try {
        System.setProperty("debug", "1");

        iReader = new BufferedReader(new FileReader(apiDataFile));

        // Private data: consumer info + access token info + phone info
        consumer_key = iReader.readLine();
        consumer_secret = iReader.readLine();
        registrationId = iReader.readLine();

        // Set up the oAuthConsumer
        while (true) {
            try {

                logger.log(Level.INFO, String.format("#%d: %s\n", ++i, "Requesting messages..."));

                apiConsumer = new DefaultOAuthConsumer(consumer_key, consumer_secret);

                apiConsumer.setMessageSigner(new HmacSha1MessageSigner());

                moAPIurl = new URL("https://api.bluevia.com/services/REST/SMS/inbound/" + registrationId
                        + "/messages?version=v1&alt=json");

                request = (HttpURLConnection) moAPIurl.openConnection();
                request.setRequestMethod("GET");

                apiConsumer.sign(request);

                StringBuffer doc = new StringBuffer();
                BufferedReader br = null;

                rc = request.getResponseCode();
                if (rc == HttpURLConnection.HTTP_OK) {
                    br = new BufferedReader(new InputStreamReader(request.getInputStream()));

                    String line = br.readLine();
                    while (line != null) {
                        doc.append(line);
                        line = br.readLine();
                    }

                    System.out.printf("Output message: %s\n", doc.toString());
                    try {
                        JSONObject apiResponse1 = new JSONObject(doc.toString());
                        String aux = apiResponse1.getString("receivedSMS");
                        if (aux != null) {
                            String szMessage;
                            String szOrigin;
                            String szDate;

                            JSONObject smsPool = apiResponse1.getJSONObject("receivedSMS");
                            JSONArray smsInfo = smsPool.optJSONArray("receivedSMS");
                            if (smsInfo != null) {
                                for (i = 0; i < smsInfo.length(); i++) {
                                    szMessage = smsInfo.getJSONObject(i).getString("message");
                                    szOrigin = smsInfo.getJSONObject(i).getJSONObject("originAddress")
                                            .getString("phoneNumber");
                                    szDate = smsInfo.getJSONObject(i).getString("dateTime");
                                    System.out.printf("#%d %s\n - from %s\n - message:%s\n", i, szDate,
                                            szOrigin, szMessage);
                                }
                            } else {
                                JSONObject sms = smsPool.getJSONObject("receivedSMS");
                                szMessage = sms.getString("message");
                                szOrigin = sms.getJSONObject("originAddress").getString("phoneNumber");
                                szDate = sms.getString("dateTime");
                                System.out.printf("#%d %s\n - from %s\n - message:%s\n", i, szDate, szOrigin,
                                        szMessage);
                            }
                        }
                    } catch (JSONException e) {
                        System.err.println("JSON error: " + e.getMessage());
                    }

                } else if (rc == HttpURLConnection.HTTP_NO_CONTENT)
                    System.out.printf("No content\n");
                else
                    System.err.printf("Error: %d:%s\n", rc, request.getResponseMessage());

                request.disconnect();

            } catch (Exception e) {
                System.err.println("Exception: " + e.getMessage());
            }
            mThread.sleep(15000);
        }
    } catch (Exception e) {
        System.err.println("Exception: " + e.getMessage());
    }
}

From source file:com.yahoo.athenz.example.ztoken.HttpExampleClient.java

public static void main(String[] args) throws MalformedURLException, IOException {

    // parse our command line to retrieve required input

    CommandLine cmd = parseCommandLine(args);

    String domainName = cmd.getOptionValue("domain");
    String serviceName = cmd.getOptionValue("service");
    String privateKeyPath = cmd.getOptionValue("pkey");
    String keyId = cmd.getOptionValue("keyid");
    String url = cmd.getOptionValue("url");
    String ztsUrl = cmd.getOptionValue("ztsurl");
    String providerDomain = cmd.getOptionValue("provider-domain");
    String providerRole = cmd.getOptionValue("provider-role");

    // we need to generate our principal credentials (ntoken). In
    // addition to the domain and service names, we need the
    // the service's private key and the key identifier - the
    // service with the corresponding public key must already be
    // registered in ZMS

    PrivateKey privateKey = Crypto.loadPrivateKey(new File(privateKeyPath));
    ServiceIdentityProvider identityProvider = new SimpleServiceIdentityProvider(domainName, serviceName,
            privateKey, keyId);/*from  ww w .  j a  va  2s  .  c om*/

    // now we need to retrieve a role token (ztoken) for accessing
    // the provider Athenz enabled service

    RoleToken roleToken = null;
    try (ZTSClient ztsClient = new ZTSClient(ztsUrl, domainName, serviceName, identityProvider)) {
        roleToken = ztsClient.getRoleToken(providerDomain, providerRole);
    }

    if (roleToken == null) {
        System.out.println(
                "Unable to retrieve role token for: " + providerRole + " in domain: " + providerDomain);
        System.exit(1);
    }

    URL obj = new URL(url);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();

    // set our Athenz credentials. The ZTSClient provides the header
    // name that we must use for authorization token while the role
    // token itself provides the token string (ztoken).

    System.out.println("Using RoleToken: " + roleToken.getToken());
    con.setRequestProperty(ZTSClient.getHeader(), roleToken.getToken());

    // now process our request

    int responseCode = con.getResponseCode();
    switch (responseCode) {
    case HttpURLConnection.HTTP_FORBIDDEN:
        System.out.println("Request was forbidden - not authorized: " + con.getResponseMessage());
        break;
    case HttpURLConnection.HTTP_OK:
        System.out.println("Successful response: ");
        try (BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()))) {
            String inputLine;
            while ((inputLine = in.readLine()) != null) {
                System.out.println(inputLine);
            }
        }
        break;
    default:
        System.out.println("Request failed - response status code: " + responseCode);
    }
}

From source file:OCRRestAPI.java

public static void main(String[] args) throws Exception {
    /*/*from  w w w  .ja  v a2 s.c o  m*/
              
         Sample project for OCRWebService.com (REST API).
         Extract text from scanned images and convert into editable formats.
         Please create new account with ocrwebservice.com via http://www.ocrwebservice.com/account/signup and get license code
            
     */

    // Provide your user name and license code
    String license_code = "88EF173D-CDEA-41B6-8D64-C04578ED8C4D";
    String user_name = "FERGOID";

    /*
            
      You should specify OCR settings. See full description http://www.ocrwebservice.com/service/restguide
             
      Input parameters:
             
     [language]      - Specifies the recognition language. 
                  This parameter can contain several language names separated with commas. 
                    For example "language=english,german,spanish".
               Optional parameter. By default:english
            
     [pagerange]     - Enter page numbers and/or page ranges separated by commas. 
               For example "pagerange=1,3,5-12" or "pagerange=allpages".
                    Optional parameter. By default:allpages
             
      [tobw]           - Convert image to black and white (recommend for color image and photo). 
               For example "tobw=false"
                    Optional parameter. By default:false
             
      [zone]          - Specifies the region on the image for zonal OCR. 
               The coordinates in pixels relative to the left top corner in the following format: top:left:height:width. 
               This parameter can contain several zones separated with commas. 
                 For example "zone=0:0:100:100,50:50:50:50"
                    Optional parameter.
              
      [outputformat]  - Specifies the output file format.
                    Can be specified up to two output formats, separated with commas.
               For example "outputformat=pdf,txt"
                    Optional parameter. By default:doc
            
      [gettext]      - Specifies that extracted text will be returned.
               For example "tobw=true"
                    Optional parameter. By default:false
            
       [description]  - Specifies your task description. Will be returned in response.
                    Optional parameter. 
            
            
     !!!!  For getting result you must specify "gettext" or "outputformat" !!!!  
            
    */

    // Build your OCR:

    // Extraction text with English language
    String ocrURL = "http://www.ocrwebservice.com/restservices/processDocument?gettext=true";

    // Extraction text with English and German language using zonal OCR
    ocrURL = "http://www.ocrwebservice.com/restservices/processDocument?language=english,german&zone=0:0:600:400,500:1000:150:400";

    // Convert first 5 pages of multipage document into doc and txt
    // ocrURL = "http://www.ocrwebservice.com/restservices/processDocument?language=english&pagerange=1-5&outputformat=doc,txt";

    // Full path to uploaded document
    String filePath = "sarah-morgan.jpg";

    byte[] fileContent = Files.readAllBytes(Paths.get(filePath));

    URL url = new URL(ocrURL);

    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setDoOutput(true);
    connection.setDoInput(true);
    connection.setRequestMethod("POST");

    connection.setRequestProperty("Authorization",
            "Basic " + Base64.getEncoder().encodeToString((user_name + ":" + license_code).getBytes()));

    // Specify Response format to JSON or XML (application/json or application/xml)
    connection.setRequestProperty("Content-Type", "application/json");

    connection.setRequestProperty("Content-Length", Integer.toString(fileContent.length));

    int httpCode;
    try (OutputStream stream = connection.getOutputStream()) {

        // Send POST request
        stream.write(fileContent);
        stream.close();
    } catch (Exception e) {
        System.out.println(e.toString());
    }

    httpCode = connection.getResponseCode();

    System.out.println("HTTP Response code: " + httpCode);

    // Success request
    if (httpCode == HttpURLConnection.HTTP_OK) {
        // Get response stream
        String jsonResponse = GetResponseToString(connection.getInputStream());

        // Parse and print response from OCR server
        PrintOCRResponse(jsonResponse);
    } else if (httpCode == HttpURLConnection.HTTP_UNAUTHORIZED) {
        System.out.println("OCR Error Message: Unauthorizied request");
    } else {
        // Error occurred
        String jsonResponse = GetResponseToString(connection.getErrorStream());

        JSONParser parser = new JSONParser();
        JSONObject jsonObj = (JSONObject) parser.parse(jsonResponse);

        // Error message
        System.out.println("Error Message: " + jsonObj.get("ErrorMessage"));
    }

    connection.disconnect();

}

From source file:Main.java

public static boolean isExists(String urlString) {
    try {/*from ww w .j a v  a2 s.  c  o  m*/
        URL u = new URL(urlString);
        HttpURLConnection huc = (HttpURLConnection) u.openConnection();
        huc.setRequestMethod("GET");
        huc.connect();
        int rc = huc.getResponseCode();
        return (rc == HttpURLConnection.HTTP_OK);
        // Handle response code here...
    } catch (UnknownHostException uhe) {
        // Handle exceptions as necessary
        Log.w("EPub", uhe.getMessage());
    } catch (FileNotFoundException fnfe) {
        // Handle exceptions as necessary
        Log.w("EPub", fnfe.getMessage());
    } catch (Exception e) {
        // Handle exceptions as necessary
        Log.w("EPub", e.getMessage());
    }
    return false;
}

From source file:Main.java

public static int getRequest(String link) throws IOException {
    URL url = new URL(link);
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    System.out.println(connection.getResponseCode());
    if (connection.getResponseCode() == HttpURLConnection.HTTP_OK || connection.getResponseCode() == 302) {
        InputStream is = connection.getInputStream();
        setParsedString(convertInputStreamToString(is));
    }/*from   ww w.ja v a  2s.com*/
    return connection.getResponseCode();
}

Example usage for java.net HttpURLConnection HTTP_OK

Introduction

Prototype

Document

Usage