Example usage for org.apache.commons.httpclient HttpClient HttpClient

List of usage examples for org.apache.commons.httpclient HttpClient HttpClient

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Introduction

In this page you can find the example usage for org.apache.commons.httpclient HttpClient HttpClient.

Prototype

public HttpClient()

Source Link

Usage

From source file:AlternateAuthenticationExample.java

public static void main(String[] args) throws Exception {
    HttpClient client = new HttpClient();
    client.getState().setCredentials(new AuthScope("myhost", 80, "myrealm"),
            new UsernamePasswordCredentials("username", "password"));
    // Suppose the site supports several authetication schemes: NTLM and Basic
    // Basic authetication is considered inherently insecure. Hence, NTLM authentication
    // is used per default

    // This is to make HttpClient pick the Basic authentication scheme over NTLM & Digest
    List authPrefs = new ArrayList(3);
    authPrefs.add(AuthPolicy.BASIC);//w w w  .  j a  va 2  s.  co  m
    authPrefs.add(AuthPolicy.NTLM);
    authPrefs.add(AuthPolicy.DIGEST);
    client.getParams().setParameter(AuthPolicy.AUTH_SCHEME_PRIORITY, authPrefs);

    GetMethod httpget = new GetMethod("http://myhost/protected/auth-required.html");

    try {
        int status = client.executeMethod(httpget);
        // print the status and response
        System.out.println(httpget.getStatusLine());
        System.out.println(httpget.getResponseBodyAsString());
    } finally {
        // release any connection resources used by the method
        httpget.releaseConnection();
    }
}

From source file:com.zxm.servicemix.examples.cxf.jaxrs.client.Client.java

public static void main(String args[]) throws Exception {
    // Sent HTTP GET request to query all customer info

    // Sent HTTP GET request to query customer info
    System.out.println("Sent HTTP GET request to query customer info");
    URL url = new URL("http://localhost:8181/cxf/crm/customerservice/customers/123");
    InputStream in = url.openStream();
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP GET request to query sub resource product info
    System.out.println("\n");
    System.out.println("Sent HTTP GET request to query sub resource product info");
    url = new URL("http://localhost:8181/cxf/crm/customerservice/orders/223/products/323");
    in = url.openStream();//from   www.j  a v  a2  s  .com
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP PUT request to update customer info
    System.out.println("\n");
    System.out.println("Sent HTTP PUT request to update customer info");
    Client client = new Client();
    String inputFile = client.getClass().getResource("update_customer.xml").getFile();
    File input = new File(inputFile);
    PutMethod put = new PutMethod("http://localhost:8181/cxf/crm/customerservice/customers");
    RequestEntity entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    put.setRequestEntity(entity);
    HttpClient httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(put);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(put.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        put.releaseConnection();
    }

    // Sent HTTP POST request to add customer
    System.out.println("\n");
    System.out.println("Sent HTTP POST request to add customer");
    inputFile = client.getClass().getResource("add_customer.xml").getFile();
    input = new File(inputFile);
    PostMethod post = new PostMethod("http://localhost:8181/cxf/crm/customerservice/customers");
    post.addRequestHeader("Accept", "text/xml");
    entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    post.setRequestEntity(entity);
    httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(post);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(post.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        post.releaseConnection();
    }

    System.out.println("\n");
    System.exit(0);
}

From source file:com.mycompany.jaxrsexample.client.Client.java

public static void main(String args[]) throws Exception {
    // Sent HTTP GET request to query all students info

    System.out.println("Invoking server through HTTP GET to query all students info");
    URL url = new URL("http://localhost:9000/studentservice/students");
    InputStream in = url.openStream();
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP GET request to query student info
    System.out.println("Sent HTTP GET request to query customer info");
    url = new URL("http://localhost:9000/studentservice/students/1");
    in = url.openStream();// ww  w  .j  a  v a2 s. co m
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP PUT request to update student info
    System.out.println("\n");
    System.out.println("Sent HTTP PUT request to update student info");
    Client client = new Client();
    String inputFile = client.getClass().getResource("/update_student.xml").getFile();
    URIResolver resolver = new URIResolver(inputFile);
    File input = new File(resolver.getURI());
    PutMethod put = new PutMethod("http://localhost:9000/studentservice/students");
    RequestEntity entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    put.setRequestEntity(entity);
    HttpClient httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(put);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(put.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        put.releaseConnection();
    }

    // Sent HTTP POST request to add student
    System.out.println("\n");
    System.out.println("Sent HTTP POST request to add student");
    inputFile = client.getClass().getResource("/add_student.xml").getFile();
    resolver = new URIResolver(inputFile);
    input = new File(resolver.getURI());
    PostMethod post = new PostMethod("http://localhost:9000/studentservice/students");
    post.addRequestHeader("Accept", "text/xml");
    entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    post.setRequestEntity(entity);
    httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(post);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(post.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        post.releaseConnection();
    }

    System.out.println("\n");
    System.exit(0);
}

From source file:edu.cmu.cs.diamond.pathfind.main.PathFindDjango.java

public static void main(String[] args) {
    if (args.length != 4 && args.length != 5) {
        System.out.println("usage: " + PathFindDjango.class.getName()
                + " predicate_dir interface_map slide_map annotation_uri");
        return;//  www.  j  a va  2  s  .co  m
    }

    final String predicateDir = args[0];
    final String interfaceMap = args[1];
    final String slideMap = args[2];
    final String annotationUri = args[3];

    final File slide;
    if (args.length == 5) {
        slide = new File(args[4]);
    } else {
        slide = null;
    }

    final AnnotationStore annotationStore = new DjangoAnnotationStore(new HttpClient(), annotationUri);

    SwingUtilities.invokeLater(new Runnable() {
        @Override
        public void run() {
            try {
                new PathFindFrame(predicateDir, annotationStore, interfaceMap, slideMap, slide, false);
            } catch (IOException e) {
                e.printStackTrace();
                JOptionPane.showMessageDialog(null, e, "Error", JOptionPane.ERROR_MESSAGE);
            }
        }
    });
}

From source file:de.mpg.escidoc.services.cone.util.CCCrawler.java

public static void main(String[] args) throws Exception {
    HttpClient httpClient = new HttpClient();

    querier = QuerierFactory.newQuerier(false);

    // field_commercial
    for (YesNo fieldCommercial : YesNo.values()) {
        // field_derivatives
        for (YesNo fieldDerivatives : YesNo.values()) {
            // field_derivatives
            for (Jurisdiction fieldJurisdiction : Jurisdiction.values()) {
                String licenceUrl = ccUrl + "&field_commercial=" + fieldCommercial.toString()
                        + "&field_derivatives=" + fieldDerivatives.toString() + "&field_jurisdiction="
                        + fieldJurisdiction.toString() + "&lang=de_DE";
                System.out.println(licenceUrl);
                GetMethod method = new GetMethod(licenceUrl);
                ProxyHelper.executeMethod(httpClient, method);

                if (method.getStatusCode() == 200) {
                    TreeFragment fragment = new TreeFragment();

                    String key1 = "urn:cone:commercial";
                    String key3 = "urn:cone:jurisdiction";

                    List<LocalizedTripleObject> list = new ArrayList<LocalizedTripleObject>();
                    list.add(new LocalizedString(fieldCommercial.toBoolean()));
                    fragment.put(key1, list);

                    List<LocalizedTripleObject> list2 = new ArrayList<LocalizedTripleObject>();
                    list2.add(new LocalizedString(fieldDerivatives.toBoolean()));
                    fragment.put("urn:cone:derivatives", list2);

                    List<LocalizedTripleObject> list3 = new ArrayList<LocalizedTripleObject>();
                    list3.add(new LocalizedString(fieldJurisdiction.toString()));
                    fragment.put(key3, list3);

                    String codeToCopy = extractCode(method);

                    Pattern urlPattern = Pattern.compile("href=\"([^\"]+)\"");
                    Matcher urlMatcher = urlPattern.matcher(codeToCopy);
                    if (urlMatcher.find()) {
                        String url = urlMatcher.group(1);
                        fragment.setSubject(url);

                        Pattern versionPattern = Pattern.compile("/(\\d+\\.\\d+)/[^/]+/$");
                        Matcher versionMatcher = versionPattern.matcher(url);
                        if (versionMatcher.find()) {
                            list = new ArrayList<LocalizedTripleObject>();
                            list.add(new LocalizedString(versionMatcher.group(1)));
                            fragment.put("urn:cone:version", list);
                        }//from   w w  w  . j av  a2 s  .co m

                        Pattern imgPattern = Pattern.compile("src=\"([^\"]+)\"");
                        Matcher imgMatcher = imgPattern.matcher(codeToCopy);
                        if (imgMatcher.find()) {
                            list = new ArrayList<LocalizedTripleObject>();
                            list.add(new LocalizedString(imgMatcher.group(1)));
                            fragment.put("http://xmlns.com/foaf/0.1/depiction", list);
                        }

                        GetMethod method2 = new GetMethod(url);
                        ProxyHelper.executeMethod(httpClient, method2);
                        String page = method2.getResponseBodyAsString();

                        Pattern namePattern = Pattern.compile("<h2 property=\"dc:title\">([^<]+)</h2>");
                        Matcher nameMatcher = namePattern.matcher(page);
                        if (nameMatcher.find()) {
                            list = new ArrayList<LocalizedTripleObject>();
                            list.add(new LocalizedString(nameMatcher.group(1)));
                            fragment.put("http://purl.org/dc/elements/1.1/title", list);
                        }

                        List<LocalizedTripleObject> languages = extractLanguages(page, url);

                        fragment.put("urn:cone:translation", languages);

                        querier.delete("cclicences", url);
                        querier.create("cclicences", url, fragment);
                    }

                } else {
                    System.out.println("Not found: " + licenceUrl);
                }
            }
        }
    }
    querier.release();
}

From source file:CookieDemoApp.java

/**
 *
 * Usage://from   ww w.  j ava 2s.  co m
 *          java CookieDemoApp http://mywebserver:80/
 *
 *  @param args command line arguments
 *                 Argument 0 is a URL to a web server
 *
 *
 */
public static void main(String[] args) throws Exception {
    if (args.length != 1) {
        System.err.println("Usage: java CookieDemoApp <url>");
        System.err.println("<url> The url of a webpage");
        System.exit(1);
    }
    // Get target URL
    String strURL = args[0];
    System.out.println("Target URL: " + strURL);

    // Get initial state object
    HttpState initialState = new HttpState();
    // Initial set of cookies can be retrieved from persistent storage and 
    // re-created, using a persistence mechanism of choice,
    Cookie mycookie = new Cookie(".foobar.com", "mycookie", "stuff", "/", null, false);
    // and then added to your HTTP state instance
    initialState.addCookie(mycookie);

    // Get HTTP client instance
    HttpClient httpclient = new HttpClient();
    httpclient.getHttpConnectionManager().getParams().setConnectionTimeout(30000);
    httpclient.setState(initialState);

    // RFC 2101 cookie management spec is used per default
    // to parse, validate, format & match cookies
    httpclient.getParams().setCookiePolicy(CookiePolicy.RFC_2109);
    // A different cookie management spec can be selected
    // when desired

    //httpclient.getParams().setCookiePolicy(CookiePolicy.NETSCAPE);
    // Netscape Cookie Draft spec is provided for completeness
    // You would hardly want to use this spec in real life situations
    //httppclient.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);
    // Compatibility policy is provided in order to mimic cookie
    // management of popular web browsers that is in some areas 
    // not 100% standards compliant

    // Get HTTP GET method
    GetMethod httpget = new GetMethod(strURL);
    // Execute HTTP GET
    int result = httpclient.executeMethod(httpget);
    // Display status code
    System.out.println("Response status code: " + result);
    // Get all the cookies
    Cookie[] cookies = httpclient.getState().getCookies();
    // Display the cookies
    System.out.println("Present cookies: ");
    for (int i = 0; i < cookies.length; i++) {
        System.out.println(" - " + cookies[i].toExternalForm());
    }
    // Release current connection to the connection pool once you are done
    httpget.releaseConnection();
}

From source file:edu.techseekers.training.client.Client.java

public static void main(String args[]) throws Exception {
    // Sent HTTP GET request to query all customer info
    /*/*from w ww .  j a  v  a  2 s. c om*/
     * URL url = new URL("http://localhost:9000/customers");
     * System.out.println("Invoking server through HTTP GET to query all
     * customer info"); InputStream in = url.openStream(); StreamSource
     * source = new StreamSource(in); printSource(source);
     */

    // Sent HTTP GET request to query customer info
    System.out.println("Sent HTTP GET request to query customer info");
    URL url = new URL("http://localhost:9000/customerservice/customers/123");
    InputStream in = url.openStream();
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP GET request to query sub resource product info
    System.out.println("\n");
    System.out.println("Sent HTTP GET request to query sub resource product info");
    url = new URL("http://localhost:9000/customerservice/orders/223/products/323");
    in = url.openStream();
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP PUT request to update customer info
    System.out.println("\n");
    System.out.println("Sent HTTP PUT request to update customer info");
    Client client = new Client();
    String inputFile = client.getClass().getResource("/update_customer.xml").getFile();
    URIResolver resolver = new URIResolver(inputFile);
    File input = new File(resolver.getURI());
    PutMethod put = new PutMethod("http://localhost:9000/customerservice/customers");
    RequestEntity entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    put.setRequestEntity(entity);
    HttpClient httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(put);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(put.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        put.releaseConnection();
    }

    // Sent HTTP POST request to add customer
    System.out.println("\n");
    System.out.println("Sent HTTP POST request to add customer");
    inputFile = client.getClass().getResource("/add_customer.xml").getFile();
    resolver = new URIResolver(inputFile);
    input = new File(resolver.getURI());
    PostMethod post = new PostMethod("http://localhost:9000/customerservice/customers");
    post.addRequestHeader("Accept", "text/xml");
    entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    post.setRequestEntity(entity);
    httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(post);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(post.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        post.releaseConnection();
    }

    System.out.println("\n");
    System.exit(0);
}

From source file:main.java.demo.jaxrs.client.Client.java

public static void main(String args[]) throws Exception {
    // Sent HTTP GET request to query all customer info
    /*/*from w w  w .j  a va2s  . c  o  m*/
     * URL url = new URL("http://localhost:9000/customers");
     * System.out.println("Invoking server through HTTP GET to query all
     * customer info"); InputStream in = url.openStream(); StreamSource
     * source = new StreamSource(in); printSource(source);
     */

    // Sent HTTP GET request to query customer info
    System.out.println("Sent HTTP GET request to query customer info");
    URL url = new URL("http://localhost:8989/RestFull/service1/customerservice/customers/123");
    InputStream in = url.openStream();
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP GET request to query sub resource product info
    System.out.println("\n");
    System.out.println("Sent HTTP GET request to query sub resource product info");
    url = new URL("http://localhost:9000/customerservice/orders/223/products/323");
    in = url.openStream();
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP PUT request to update customer info
    System.out.println("\n");
    System.out.println("Sent HTTP PUT request to update customer info");
    Client client = new Client();
    String inputFile = client.getClass().getResource("update_customer.xml").getFile();
    URIResolver resolver = new URIResolver(inputFile);
    File input = new File(resolver.getURI());
    PutMethod put = new PutMethod("http://localhost:9000/customerservice/customers");
    RequestEntity entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    put.setRequestEntity(entity);
    HttpClient httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(put);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(put.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        put.releaseConnection();
    }

    // Sent HTTP POST request to add customer
    System.out.println("\n");
    System.out.println("Sent HTTP POST request to add customer");
    inputFile = client.getClass().getResource("add_customer.xml").getFile();
    resolver = new URIResolver(inputFile);
    input = new File(resolver.getURI());
    PostMethod post = new PostMethod("http://localhost:9000/customerservice/customers");
    post.addRequestHeader("Accept", "text/xml");
    entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    post.setRequestEntity(entity);
    httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(post);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(post.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        post.releaseConnection();
    }

    System.out.println("\n");
    System.exit(0);
}

From source file:main.java.client.Client.java

public static void main(String args[]) throws Exception {
    // Sent HTTP GET request to query all customer info
    /*/*from w w w  . j ava 2  s .c o m*/
     * URL url = new URL("http://localhost:9000/customers");
     * System.out.println("Invoking server through HTTP GET to query all
     * customer info"); InputStream in = url.openStream(); StreamSource
     * source = new StreamSource(in); printSource(source);
     */

    // Sent HTTP GET request to query customer info
    System.out.println("Sent HTTP GET request to query customer info");
    URL url = new URL("http://localhost:8080/authenticate/customers/123");
    InputStream in = url.openStream();
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP GET request to query sub resource product info
    System.out.println("\n");
    System.out.println("Sent HTTP GET request to query sub resource product info");
    url = new URL("http://localhost:9000/authenticate/orders/223/products/323");
    in = url.openStream();
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP PUT request to update customer info
    System.out.println("\n");
    System.out.println("Sent HTTP PUT request to update customer info");
    Client client = new Client();
    String inputFile = client.getClass().getResource("/update_customer.xml").getFile();
    URIResolver resolver = new URIResolver(inputFile);
    File input = new File(resolver.getURI());
    PutMethod put = new PutMethod("http://localhost:9000/authenticate/customers");
    RequestEntity entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    put.setRequestEntity(entity);
    HttpClient httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(put);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(put.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        put.releaseConnection();
    }

    // Sent HTTP POST request to add customer
    System.out.println("\n");
    System.out.println("Sent HTTP POST request to add customer");
    inputFile = client.getClass().getResource("/add_customer.xml").getFile();
    resolver = new URIResolver(inputFile);
    input = new File(resolver.getURI());
    PostMethod post = new PostMethod("http://localhost:9000/authenticate/customers");
    post.addRequestHeader("Accept", "text/xml");
    entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    post.setRequestEntity(entity);
    httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(post);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(post.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        post.releaseConnection();
    }

    // Sent HTTP POST request to add json customer
    System.out.println("\n");
    System.out.println("Sent HTTP POST request to add json customer");
    String inputFilej = client.getClass().getResource("/add_customer.json").getFile();
    URIResolver resolverj = new URIResolver(inputFilej);
    File inputj = new File(resolverj.getURI());
    PostMethod postj = new PostMethod("http://localhost:9000/authenticate/customersjson");
    postj.addRequestHeader("Accept", "application/json");
    RequestEntity entityj = new FileRequestEntity(inputj, "application/json; charset=ISO-8859-1");
    postj.setRequestEntity(entityj);
    HttpClient httpclientj = new HttpClient();

    try {
        int resultj = httpclientj.executeMethod(postj);
        System.out.println("Response status code json: " + resultj);
        System.out.println("Response body json: ");
        System.out.println(postj.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        postj.releaseConnection();
    }
    System.out.println("\n");
    System.exit(0);
}

From source file:TrivialApp.java

public static void main(String[] args) {
    if ((args.length != 1) && (args.length != 3)) {
        printUsage();/*from   ww w  .j  av a  2  s. co m*/
        System.exit(-1);
    }

    Credentials creds = null;
    if (args.length >= 3) {
        creds = new UsernamePasswordCredentials(args[1], args[2]);
    }

    //create a singular HttpClient object
    HttpClient client = new HttpClient();

    //establish a connection within 5 seconds
    client.getHttpConnectionManager().getParams().setConnectionTimeout(5000);

    //set the default credentials
    if (creds != null) {
        client.getState().setCredentials(AuthScope.ANY, creds);
    }

    String url = args[0];
    HttpMethod method = null;

    //create a method object
    method = new GetMethod(url);
    method.setFollowRedirects(true);
    //} catch (MalformedURLException murle) {
    //    System.out.println("<url> argument '" + url
    //            + "' is not a valid URL");
    //    System.exit(-2);
    //}

    //execute the method
    String responseBody = null;
    try {
        client.executeMethod(method);
        responseBody = method.getResponseBodyAsString();
    } catch (HttpException he) {
        System.err.println("Http error connecting to '" + url + "'");
        System.err.println(he.getMessage());
        System.exit(-4);
    } catch (IOException ioe) {
        System.err.println("Unable to connect to '" + url + "'");
        System.exit(-3);
    }

    //write out the request headers
    System.out.println("*** Request ***");
    System.out.println("Request Path: " + method.getPath());
    System.out.println("Request Query: " + method.getQueryString());
    Header[] requestHeaders = method.getRequestHeaders();
    for (int i = 0; i < requestHeaders.length; i++) {
        System.out.print(requestHeaders[i]);
    }

    //write out the response headers
    System.out.println("*** Response ***");
    System.out.println("Status Line: " + method.getStatusLine());
    Header[] responseHeaders = method.getResponseHeaders();
    for (int i = 0; i < responseHeaders.length; i++) {
        System.out.print(responseHeaders[i]);
    }

    //write out the response body
    System.out.println("*** Response Body ***");
    System.out.println(responseBody);

    //clean up the connection resources
    method.releaseConnection();

    System.exit(0);
}