Example usage for org.apache.commons.httpclient.params HttpMethodParams RETRY

Introduction

In this page you can find the example usage for org.apache.commons.httpclient.params HttpMethodParams RETRY_HANDLER.

Prototype

String RETRY_HANDLER

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Usage

From source file:org.sakaiproject.nakamura.grouper.util.GrouperHttpUtil.java

/**
 * Construct an {@link HttpClient} which is configured to authenticate to Nakamura.
 * @return the configured client./* w w w  .j  av  a 2  s  .c o m*/
 */
public static HttpClient getHttpClient(GrouperConfiguration grouperConfiguration) {
    HttpClient client = new HttpClient();

    DefaultHttpParams.getDefaultParams().setParameter(HttpMethodParams.RETRY_HANDLER,
            new DefaultHttpMethodRetryHandler(0, false));

    HttpState state = client.getState();
    state.setCredentials(
            new AuthScope(grouperConfiguration.getUrl().getHost(), getPort(grouperConfiguration.getUrl())),
            new UsernamePasswordCredentials(grouperConfiguration.getUsername(),
                    grouperConfiguration.getPassword()));
    client.getParams().setAuthenticationPreemptive(true);
    client.getParams().setSoTimeout(grouperConfiguration.getHttpTimeout());
    return client;
}

From source file:org.scohen.juploadr.upload.HttpClientFactory.java

public static HttpClient getHttpClient(CommunityAccount account) {
    HttpClient client = new HttpClient(new MultiThreadedHttpConnectionManager());
    Protocol http;//ww w .j  a  va 2s.c  o  m
    if (account.isBandwidthLimited()) {
        http = new Protocol(HTTP, new BandwidthLimitingProtocolSocketFactory(account.getBandwidth()), 80);
    } else {
        http = new Protocol(HTTP, new DefaultProtocolSocketFactory(), 80);
    }

    Protocol.registerProtocol(HTTP, http);
    NetActivator activator = NetActivator.getDefault();
    IProxyService proxyService = activator.getProxyService();
    String home = ((IConfigurationElement) account.getConfiguration().getParent()).getAttribute("home"); //$NON-NLS-1$
    home = Core.furnishWebUrl(home);
    IProxyData proxyData = null;
    try {
        IProxyData[] select = proxyService.select(new URI(home));
        if (select.length > 0)
            proxyData = select[0];
    } catch (URISyntaxException e) {
        activator.logError(Messages.HttpClientFactory_bad_uri_for_proxy, e);
    } finally {
        activator.ungetProxyService(proxyService);
    }
    if (proxyData != null && proxyData.getHost() != null) {
        String proxyHost = proxyData.getHost();
        String proxyPassword = proxyData.getPassword();
        String proxyUsername = proxyData.getUserId();
        int proxyPort = proxyData.getPort();
        HostConfiguration hc = client.getHostConfiguration();
        if (proxyPort < 0)
            hc.setHost(proxyHost);
        else
            hc.setProxy(proxyHost, proxyPort);
        if (proxyData.isRequiresAuthentication() && proxyUsername.length() > 0) {
            Credentials creds = new UsernamePasswordCredentials(proxyUsername, proxyPassword);
            client.getParams().setAuthenticationPreemptive(true);
            AuthScope scope = new AuthScope(proxyHost, proxyPort);
            client.getState().setProxyCredentials(scope, creds);
        }
    }
    client.getHttpConnectionManager().getParams().setConnectionTimeout(60000);
    client.getHttpConnectionManager().getParams().setSoTimeout(60000);
    client.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
            new DefaultHttpMethodRetryHandler(0, false));
    return client;
}

From source file:org.sharegov.cirm.utils.GenUtils.java

public static Json httpGetJson(String url) {
    HttpClient client = new HttpClient();
    GetMethod method = new GetMethod(url);
    try {/*from w  w w .j  av a2 s  .  c  o  m*/
        // disable retries from within the HTTP client
        client.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
                new DefaultHttpMethodRetryHandler(0, false));
        int statusCode = client.executeMethod(method);
        if (statusCode != HttpStatus.SC_OK)
            throw new RuntimeException("HTTP Error " + statusCode + " while calling " + url.toString());
        return Json.read(method.getResponseBodyAsString());
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    } finally {
        method.releaseConnection();
    }
}

From source file:org.sharegov.cirm.utils.GenUtils.java

public static String httpDelete(String url, String... headers) {
    HttpClient client = new HttpClient();
    DeleteMethod method = new DeleteMethod(url);
    if (headers != null) {
        if (headers.length % 2 != 0)
            throw new IllegalArgumentException(
                    "Odd number of headers argument, specify HTTP headers in pairs: name then value, etc.");
        for (int i = 0; i < headers.length; i++)
            method.addRequestHeader(headers[i], headers[++i]);
    }/*from   w w  w  .ja  va 2  s . c  o m*/
    try {
        // disable retries from within the HTTP client          
        client.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
                new DefaultHttpMethodRetryHandler(0, false));
        int statusCode = client.executeMethod(method);
        if (statusCode != HttpStatus.SC_OK)
            throw new RuntimeException("HTTP Error " + statusCode + " while deleting " + url.toString());
        return method.getResponseBodyAsString();
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    } finally {
        method.releaseConnection();
    }
}

From source file:org.sharegov.cirm.utils.GenUtils.java

@SuppressWarnings("deprecation")
public static String httpPost(String url, String data, String... headers) {
    HttpClient client = new HttpClient();
    PostMethod method = new PostMethod(url);
    if (headers != null) {
        if (headers.length % 2 != 0)
            throw new IllegalArgumentException(
                    "Odd number of headers argument, specify HTTP headers in pairs: name then value, etc.");
        for (int i = 0; i < headers.length; i++)
            method.addRequestHeader(headers[i], headers[++i]);
    }//from  ww w  .ja va  2  s. c o m
    method.setRequestBody(data);
    try {
        // disable retries from within the HTTP client          
        client.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
                new DefaultHttpMethodRetryHandler(0, false));
        client.getParams().setParameter(HttpMethodParams.SO_TIMEOUT, 0);
        int statusCode = client.executeMethod(method);
        if (statusCode != HttpStatus.SC_OK)
            throw new RuntimeException(
                    "HTTP Error " + statusCode + " while post to " + url.toString() + ", body " + data);
        return method.getResponseBodyAsString();
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    } finally {
        method.releaseConnection();
    }
}

From source file:org.siberia.image.searcher.impl.GoogleImageSearcher.java

/** search */
public void search() {

    //        http://images.google.fr/images?imgsz=xxlarge&gbv=2&hl=fr&q=b+e&btnG=Recherche+d%27images
    //        http://images.google.fr/images?imgsz=xxlarge&hl=fr&q=b+e

    Runnable run = new Runnable() {
        public void run() {
            fireSearchHasBegan(new ImageSearcherEvent(GoogleImageSearcher.this));

            StringBuffer buffer = new StringBuffer(50);

            if (getCriterions() != null) {
                boolean oneTokenAlreadyApplied = false;

                for (int i = 0; i < getCriterions().length; i++) {
                    String current = getCriterions()[i];

                    if (current != null) {
                        if (oneTokenAlreadyApplied) {
                            buffer.append("+");
                        }/*  w w w  .  ja v a 2  s  .c o  m*/

                        buffer.append(current);

                        oneTokenAlreadyApplied = true;
                    }
                }
            }

            Locale locale = getLocale();
            if (locale == null) {
                locale = Locale.getDefault();
            }

            if (logger.isDebugEnabled()) {
                logger.debug("uri : " + buffer.toString());
            }

            HttpClient client = new HttpClient();

            HttpMethod method = new GetMethod(GOOGLE_URL);

            NameValuePair[] pairs = new NameValuePair[3];
            pairs[0] = new NameValuePair("imgsz", convertImageSizeCriterion(getImageSize()));
            pairs[1] = new NameValuePair("hl", locale.getCountry().toLowerCase());
            pairs[2] = new NameValuePair("q", buffer.toString());
            method.setQueryString(pairs);

            method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
                    new DefaultHttpMethodRetryHandler(3, false));

            InputStream stream = null;

            try {
                // Execute the method.
                int statusCode = client.executeMethod(method);

                if (statusCode == HttpStatus.SC_OK) {
                    /** on recherche  partir des motifs suivants
                     *  la premire occurrence de http://  partir de l, on prend jusqu'au prochaine espace ou '>' :
                     *
                     *  exemple :
                     *      <img src=http://tbn0.google.com/images?q=tbn:GIJo-j_dSy4FiM:http://www.discogs.com/image/R-378796-1136999170.jpeg width=135 height=135>
                     *
                     *  on trouve le motif, puis, on prend  partir de http://www.discogs jusqu'au prochain espace...
                     *
                     *  --> http://www.discogs.com/image/R-378796-1136999170.jpeg
                     */
                    String searchMotif = "<img src=http://tbn0.google.com/images?q";
                    String urlMotif = "http://";

                    int indexInSearchMotif = -1;
                    int indexInUrlMotif = -1;
                    boolean motifFound = false;
                    boolean foundUrl = false;

                    StringBuffer urlBuffer = new StringBuffer(50);

                    // Read the response body.
                    byte[] bytes = new byte[1024 * 8];
                    stream = method.getResponseBodyAsStream();

                    if (stream != null) {
                        int read = -1;

                        int linksRetrieved = 0;

                        while ((read = stream.read(bytes)) != -1) {
                            for (int i = 0; i < read; i++) {
                                byte currentByte = bytes[i];

                                if (motifFound) {
                                    if (foundUrl) {
                                        if (currentByte == ' ' || currentByte == '>') {
                                            /* add current url to list of result */
                                            try {
                                                URL url = new URL(urlBuffer.toString());

                                                fireImageFound(new ImageFoundEvent(GoogleImageSearcher.this,
                                                        url, linksRetrieved));
                                                linksRetrieved++;

                                                if (linksRetrieved >= getMaximumLinksRetrieved()) {
                                                    break;
                                                }
                                            } catch (Exception e) {
                                                e.printStackTrace();
                                            } finally {
                                                urlBuffer.delete(0, urlBuffer.length());

                                                foundUrl = false;
                                                motifFound = false;
                                            }
                                        } else {
                                            /* add current byte to url buffer */
                                            urlBuffer.append((char) currentByte);
                                        }
                                    } else {
                                        if (indexInUrlMotif == urlMotif.length() - 1) {
                                            urlBuffer.append(urlMotif);
                                            urlBuffer.append((char) currentByte);
                                            foundUrl = true;
                                            indexInUrlMotif = -1;
                                        }

                                        /* if the current byte is the same as that attempted on the url motif let's continue */
                                        if (((char) currentByte) == urlMotif.charAt(indexInUrlMotif + 1)) {
                                            indexInUrlMotif++;
                                        } else {
                                            indexInUrlMotif = -1;
                                        }
                                    }
                                } else {
                                    if (indexInSearchMotif == searchMotif.length() - 1) {
                                        motifFound = true;
                                        indexInSearchMotif = -1;
                                    }

                                    if (((char) currentByte) == searchMotif.charAt(indexInSearchMotif + 1)) {
                                        indexInSearchMotif++;
                                    } else {
                                        indexInSearchMotif = -1;
                                    }
                                }
                            }
                            if (linksRetrieved >= getMaximumLinksRetrieved()) {
                                break;
                            }
                        }
                    }
                } else {
                    System.err.println("Method failed: " + method.getStatusLine());
                }
            } catch (HttpException e) {
                System.err.println("Fatal protocol violation: " + e.getMessage());
                e.printStackTrace();
            } catch (IOException e) {
                if (stream != null) {
                    try {
                        stream.close();
                    } catch (IOException ex) {
                        System.err.println("Fatal transport error: " + ex.getMessage());
                    }
                }
                System.err.println("Fatal transport error: " + e.getMessage());
                e.printStackTrace();
            } finally { // Release the connection.
                method.releaseConnection();

                fireSearchFinished(new ImageSearcherEvent(GoogleImageSearcher.this));
            }
        }
    };

    this.service.submit(run);
}

From source file:org.sonatype.nexus.bundle.launcher.support.RequestUtils.java

public static boolean isNexusRESTStarted(final String nexusBaseURI) throws IOException, HttpException {
    Preconditions.checkNotNull(nexusBaseURI);
    final String serviceStatusURI = nexusBaseURI.endsWith("/") ? nexusBaseURI + "service/local/status"
            : nexusBaseURI + "/service/local/status";
    org.apache.commons.httpclient.HttpMethod method = null;
    try {/* w  w w  .  jav  a  2  s .  co  m*/
        method = new GetMethod(serviceStatusURI);
        // only try once makes sense by default
        DefaultHttpMethodRetryHandler oneRetry = new DefaultHttpMethodRetryHandler(1, true);
        method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER, oneRetry);

        method = executeHTTPClientMethodAsAdmin(method);
        final int statusCode = method.getStatusCode();
        if (statusCode != 200) {
            LOG.debug("Status check returned status " + statusCode);
            return false;
        }

        final String entityText = method.getResponseBodyAsString();
        if (entityText == null || !entityText.contains("<state>STARTED</state>")) {
            LOG.debug("Status check returned invalid system state. Status: " + entityText);
            return false;
        }

        return true;
    } finally {
        if (method != null) {
            method.releaseConnection(); // request facade does this but just making sure
        }
    }
}

From source file:org.tgta.tagger.AnnotationClient.java

public String request(HttpMethod method) throws AnnotationException {

    String response = null;// w w  w .  j  ava 2s.  co m

    // Provide custom retry handler is necessary
    method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
            new DefaultHttpMethodRetryHandler(3, false));

    try {
        // Execute the method.
        int statusCode = client.executeMethod(method);

        if (statusCode != HttpStatus.SC_OK) {
            LOG.error("Method failed: " + method.getStatusLine());
        }

        // Read the response body.
        //byte[] responseBody;
        InputStream in = method.getResponseBodyAsStream();

        BufferedReader reader = new BufferedReader(new InputStreamReader(in));
        StringBuilder out = new StringBuilder();
        String line;
        while ((line = reader.readLine()) != null) {
            out.append(line);
        }
        //System.out.println(out.toString());   //Prints the string content read from input stream
        reader.close();

        response = out.toString();

        //TODO Going to buffer response body of large or unknown size. 
        //Using getResponseBodyAsStream instead is recommended.

        // Deal with the response.
        // Use caution: ensure correct character encoding and is not binary data
        //response = new String(responseBody);

    } catch (HttpException e) {
        LOG.error("Fatal protocol violation: " + e.getMessage());
        throw new AnnotationException("Protocol error executing HTTP request.", e);
    } catch (IOException e) {
        LOG.error("Fatal transport error: " + e.getMessage());
        LOG.error(method.getQueryString());
        throw new AnnotationException("Transport error executing HTTP request.", e);
    } finally {
        // Release the connection.
        method.releaseConnection();
    }
    return response;

}

From source file:org.trec.liveqa.GetYAnswersPropertiesFromQid.java

/**
 * /*from   w w  w .  j av  a 2  s . co  m*/
 * @param iQid question ID
 * @return map of features and attributes: question title, body, category, best answer, date
 * @throws Exception
 */
public static Map<String, String> extractData(String iQid) throws Exception {

    Map<String, String> res = new LinkedHashMap<>();
    res.put("qid", iQid);

    // parse date from qid
    res.put("Date", DATE_FORMAT.parse(iQid.substring(0, 14)).toString());

    // get and mine html page
    String url = URL_PREFIX + iQid;
    HttpClient client = new HttpClient();
    GetMethod method = new GetMethod(url);
    method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
            new DefaultHttpMethodRetryHandler(3, false));
    try {
        int statusCode = client.executeMethod(method);
        if (statusCode != HttpStatus.SC_OK) {
            System.err.println("Method failed: " + method.getStatusLine());
        }
        InputStream responseBody = method.getResponseBodyAsStream();

        // strip top levels
        Document doc = Jsoup.parse(responseBody, "UTF8", url);
        Element html = doc.child(0);

        Element body = html.child(1);
        Element head = html.child(0);

        // get category
        res.put("Top level Category", findElementText(body, cc));

        // get title
        res.put("Title", findElementText(head, ct));

        // get body
        res.put("Body", findElementText(head, cb));

        // get keywords
        res.put("Keywords", findElementText(head, ck));

        // get best answer
        Element best_answer_div = html.select("div#ya-best-answer").first();
        if (best_answer_div != null) {
            res.put("Best Answer", findElementText(best_answer_div, cba));
        }

        responseBody.close();

    } catch (HttpException e) {
        System.err.println("Fatal protocol violation: " + e.getMessage());
        e.printStackTrace();
    } catch (IOException e) {
        System.err.println("Fatal transport error: " + e.getMessage());
        e.printStackTrace();
    } finally {
        method.releaseConnection();
    }

    return res;
}

From source file:org.wise.portal.domain.admin.DailyAdminJob.java

/**
 * POSTs WISE usage statistics to central hub
 *///from ww  w .j av  a2  s .c om
public void postStatistics(String wiseStatisticsString) {

    if (WISE_HUB_URL != null) {
        HttpClient client = new HttpClient();

        // Create a method instance.
        PostMethod method = new PostMethod(WISE_HUB_URL);

        // Provide custom retry handler is necessary
        method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
                new DefaultHttpMethodRetryHandler(3, false));

        method.addParameter("name", wiseProperties.getProperty("wise.name"));
        method.addParameter("wiseBaseURL", wiseProperties.getProperty("wiseBaseURL"));
        method.addParameter("stats", wiseStatisticsString);

        try {

            // Execute the method.
            int statusCode = client.executeMethod(method);

            if (statusCode != HttpStatus.SC_OK) {
                System.err.println("Method failed: " + method.getStatusLine());
            }
            // Read the response body.
            //byte[] responseBody = null;
            //responseBody = method.getResponseBody();
            //String responseString = new String(responseBody);
            //System.out.println(responseString);

            // Deal with the response.
            // Use caution: ensure correct character encoding and is not binary data
        } catch (HttpException e) {
            System.err.println("Fatal protocol violation: " + e.getMessage());
            e.printStackTrace();
        } catch (IOException e) {
            System.err.println("Fatal transport error: " + e.getMessage());
            e.printStackTrace();
        } finally {
            // Release the connection.
            method.releaseConnection();
        }
    }
}

Example usage for org.apache.commons.httpclient.params HttpMethodParams RETRY_HANDLER

Introduction

Prototype

Usage