Example usage for org.apache.commons.httpclient HttpMethod setFollowRedirects

Introduction

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

Prototype

public abstract void setFollowRedirects(boolean paramBoolean);

Source Link

Usage

From source file:com.discursive.jccook.httpclient.RedirectExample.java

public static void main(String[] args) throws HttpException, IOException {
    // Configure Logging
    System.setProperty("org.apache.commons.logging.Log", "org.apache.commons.logging.impl.SimpleLog");
    System.setProperty("org.apache.commons.logging.simplelog.showdatetime", "true");
    System.setProperty("org.apache.commons.logging.simplelog.log.httpclient.wire", "debug");
    System.setProperty("org.apache.commons.logging.simplelog.log.org.apache.commons.httpclient", "debug");

    HttpClient client = new HttpClient();
    String url = "http://www.discursive.com/cgi-bin/jccook/redirect.cgi";

    System.out.println("Executing Method not following redirects: ");
    HttpMethod method = new GetMethod(url);
    method.setFollowRedirects(false);
    executeMethod(client, method);//from  w  ww  .  j a v  a  2s.  c  o m

    System.out.println("Executing Method following redirects: ");
    method = new GetMethod(url);
    method.setFollowRedirects(true);
    executeMethod(client, method);
}

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From source file:TrivialApp.java

public static void main(String[] args) {
    if ((args.length != 1) && (args.length != 3)) {
        printUsage();/*from w w  w. j  a va2 s .c om*/
        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);
}

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From source file:ExampleP2PHttpClient.java

public static void main(String[] args) {
    // initialize JXTA
    try {/*from ww w.j  a v a2s . c o  m*/
        // sign in and initialize the JXTA network; profile this peer and create it
        // if it doesn't exist
        P2PNetwork.signin("clientpeer", "clientpeerpassword", "TestNetwork", true);
    } catch (Exception e) {
        e.printStackTrace();
        System.exit(1);
    }

    // register the P2P socket protocol factory
    Protocol jxtaHttp = new Protocol("p2phttp", new P2PProtocolSocketFactory(), 80);
    Protocol.registerProtocol("p2phttp", jxtaHttp);

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

    //establish a connection within 50 seconds
    client.setConnectionTimeout(50000);

    String url = System.getProperty("url");
    if (url == null || url.equals("")) {
        System.out.println("You must provide a URL to access.  For example:");
        System.out.println("ant example-webclient-run -D--url=p2phttp://www.somedomain.foo");

        System.exit(1);
    }
    System.out.println("Connecting to " + url + "...");

    HttpMethod method = null;

    //create a method object
    method = new GetMethod(url);
    method.setFollowRedirects(true);
    method.setStrictMode(false);
    //} 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();
    method.recycle();

    System.exit(0);
}

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From source file:fr.dutra.confluence2wordpress.util.UrlUtils.java

private static URI followRedirectsInternal(URI url, int maxRedirections) {
    URI response = url;/*w ww .j av a 2 s .c om*/
    HttpClient client = new HttpClient();
    DefaultHttpMethodRetryHandler handler = new DefaultHttpMethodRetryHandler(1, false);
    client.getParams().setParameter(HttpMethodParams.RETRY_HANDLER, handler);
    HttpMethod method = new HeadMethod(url.toASCIIString());
    //method.setRequestHeader("Accept-Language", locale.getLanguage() + ",en");
    method.setFollowRedirects(false);
    try {
        int statusCode = client.executeMethod(method);
        if ((statusCode == HttpStatus.SC_MOVED_PERMANENTLY) | (statusCode == HttpStatus.SC_MOVED_TEMPORARILY)) {
            if (maxRedirections > 0) {
                Header location = method.getResponseHeader("Location");
                if (!location.getValue().equals("")) {
                    // recursively check URL until it's not redirected any more
                    // locations can be relative to previous URL
                    URI target = url.resolve(location.getValue());
                    response = followRedirectsInternal(target, maxRedirections - 1);
                }
            }
        }
    } catch (Exception e) {
        //HttpClient can also throw IllegalArgumentException when URLs are malformed
    }
    return response;
}

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From source file:lucee.commons.net.http.httpclient3.HttpMethodCloner.java

/**
* Clones a HttpMethod. &ltbr>/*from   w ww  .j av a2 s .  co  m*/
* &ltb&gtAttention:</b> You have to clone a method before it has
* been executed, because the URI can change if followRedirects
* is set to true.
*
* @param m the HttpMethod to clone
*
* @return the cloned HttpMethod, null if the HttpMethod could
* not be instantiated
*
* @throws java.io.IOException if the request body couldn't be read
*/
public static HttpMethod clone(HttpMethod m) {
    HttpMethod copy = null;
    try {
        copy = m.getClass().newInstance();
    } catch (InstantiationException iEx) {
    } catch (IllegalAccessException iaEx) {
    }
    if (copy == null) {
        return null;
    }
    copy.setDoAuthentication(m.getDoAuthentication());
    copy.setFollowRedirects(m.getFollowRedirects());
    copy.setPath(m.getPath());
    copy.setQueryString(m.getQueryString());

    Header[] h = m.getRequestHeaders();
    int size = (h == null) ? 0 : h.length;

    for (int i = 0; i < size; i++) {
        copy.setRequestHeader(new Header(h[i].getName(), h[i].getValue()));
    }
    copy.setStrictMode(m.isStrictMode());
    if (m instanceof HttpMethodBase) {
        copyHttpMethodBase((HttpMethodBase) m, (HttpMethodBase) copy);
    }
    if (m instanceof EntityEnclosingMethod) {
        copyEntityEnclosingMethod((EntityEnclosingMethod) m, (EntityEnclosingMethod) copy);
    }
    return copy;
}

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From source file:lucee.commons.net.http.httpclient3.HTTPEngine3Impl.java

/**
  * Execute a HTTTP Client and follow redirect over different hosts
  * @param client//w  ww.  j ava  2s .  c  o m
  * @param method
  * @param doRedirect
  * @return
  * @throws IOException
  * @throws HttpException
  */
public static HttpMethod execute(HttpClient client, HttpMethod method, int maxRedirect)
        throws HttpException, IOException {
    short count = 0;
    method.setFollowRedirects(false);

    while (isRedirect(client.executeMethod(method)) && count++ < maxRedirect) {
        method = rewrite(method);
    }
    return method;
}

---

From source file:davmail.http.DavGatewayHttpClientFacade.java

/**
 * Execute given url, manually follow redirects.
 * Workaround for HttpClient bug (GET full URL over HTTPS and proxy)
 *
 * @param httpClient HttpClient instance
 * @param url        url string//www .  j  a  v a  2s  .  c om
 * @return executed method
 * @throws IOException on error
 */
public static HttpMethod executeFollowRedirects(HttpClient httpClient, String url) throws IOException {
    HttpMethod method = new GetMethod(url);
    method.setFollowRedirects(false);
    return executeFollowRedirects(httpClient, method);
}

---

From source file:gov.loc.ndmso.proxyfilter.RequestProxy.java

private static HttpMethod setupProxyRequest(final HttpServletRequest hsRequest, final URL targetUrl)
        throws IOException {
    final String methodName = hsRequest.getMethod();
    final HttpMethod method;
    if ("POST".equalsIgnoreCase(methodName)) {
        PostMethod postMethod = new PostMethod();
        InputStreamRequestEntity inputStreamRequestEntity = new InputStreamRequestEntity(
                hsRequest.getInputStream());
        postMethod.setRequestEntity(inputStreamRequestEntity);
        method = postMethod;/*from   w ww.  j ava  2 s .  c  o m*/
    } else if ("GET".equalsIgnoreCase(methodName)) {
        method = new GetMethod();
    } else {
        // log.warn("Unsupported HTTP method requested: " + hsRequest.getMethod());
        return null;
    }

    method.setFollowRedirects(false);
    method.setPath(targetUrl.getPath());
    method.setQueryString(targetUrl.getQuery());

    @SuppressWarnings("unchecked")
    Enumeration<String> e = hsRequest.getHeaderNames();
    if (e != null) {
        while (e.hasMoreElements()) {
            String headerName = e.nextElement();
            if ("host".equalsIgnoreCase(headerName)) {
                //the host value is set by the http client
                continue;
            } else if ("content-length".equalsIgnoreCase(headerName)) {
                //the content-length is managed by the http client
                continue;
            } else if ("accept-encoding".equalsIgnoreCase(headerName)) {
                //the accepted encoding should only be those accepted by the http client.
                //The response stream should (afaik) be deflated. If our http client does not support
                //gzip then the response can not be unzipped and is delivered wrong.
                continue;
            } else if (headerName.toLowerCase().startsWith("cookie")) {
                //fixme : don't set any cookies in the proxied request, this needs a cleaner solution
                continue;
            }

            @SuppressWarnings("unchecked")
            Enumeration<String> values = hsRequest.getHeaders(headerName);
            while (values.hasMoreElements()) {
                String headerValue = values.nextElement();
                // log.info("setting proxy request parameter:" + headerName + ", value: " + headerValue);
                method.addRequestHeader(headerName, headerValue);
            }
        }
    }

    // add rs5/tomcat5 request header for ML
    method.addRequestHeader("X-Via", "tomcat5");

    // log.info("proxy query string " + method.getQueryString());
    return method;
}

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From source file:com.ibm.watson.apis.conversation_enhanced.filters.LookUp.java

private HttpMethod getHttpMethod(String url) {
    HttpMethod method = new GetMethod(url);
    method.setFollowRedirects(true);
    return method;
}

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From source file:com.knowledgebooks.rdf.SparqlClient.java

public SparqlClient(String endpoint_URL, String sparql) throws Exception {
    //System.out.println("SparqlClient("+endpoint_URL+", "+sparql+")");
    HttpClient client = new HttpClient();
    client.getHttpConnectionManager().getParams().setConnectionTimeout(10000);

    String req = URLEncoder.encode(sparql, "utf-8");
    HttpMethod method = new GetMethod(endpoint_URL + "?query=" + req);
    method.setFollowRedirects(false);
    try {/* www.  ja v  a  2s.c om*/
        client.executeMethod(method);
        //System.out.println(method.getResponseBodyAsString());
        //if (true) return;
        InputStream ins = method.getResponseBodyAsStream();
        SAXParserFactory factory = SAXParserFactory.newInstance();
        SAXParser sax = factory.newSAXParser();
        sax.parse(ins, this);
    } catch (HttpException he) {
        System.err.println("Http error connecting to '" + endpoint_URL + "'");
    } catch (IOException ioe) {
        System.err.println("Unable to connect to '" + endpoint_URL + "'");
    }
    method.releaseConnection();
}

---

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