Example usage for org.apache.commons.httpclient.methods HeadMethod HeadMethod

Introduction

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

Prototype

public HeadMethod(String paramString) 

Source Link

Usage

From source file:example.HelloIvy.java

public static void main(String[] args) throws Exception {
    String message = "Hello Ivy!";
    System.out.println("standard message : " + message);
    System.out.println(/*  w  w w . j a v  a2 s.  c  om*/
            "capitalized by " + WordUtils.class.getName() + " : " + WordUtils.capitalizeFully(message));

    HttpClient client = new HttpClient();
    HeadMethod head = new HeadMethod("http://www.ibiblio.org/");
    client.executeMethod(head);

    int status = head.getStatusCode();
    System.out.println("head status code with httpclient: " + status);
    head.releaseConnection();

    System.out.println("now check if httpclient dependency on commons-logging has been realized");
    Class<?> clss = Class.forName("org.apache.commons.logging.Log");
    System.out.println("found logging class in classpath: " + clss);
}

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From source file:com.edge.media.service.util.HttpUtil.java

public void verifyUrl(String url, String path, String suffix) throws Exception {
    HttpClient client = new HttpClient();
    HttpMethod method = new HeadMethod(url + path + suffix);
    int statusCode = 0;
    try {/*w  w w .  j a  v a  2s . c o  m*/
        statusCode = client.executeMethod(method);
    } catch (IOException e) {
        // do nothing
    }
    method.releaseConnection();

    if (statusCode != HttpStatus.SC_OK) {
        StringBuilder err = new StringBuilder("Stream does not exist: ");
        err.append(path);
        err.append(", ");
        err.append(statusCode);
        throw new Exception(err.toString());
    }
}

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From source file:net.sf.j2ep.requesthandlers.BasicRequestHandler.java

/**
 * Will only set the headers.//from  w  w w  .  j ava  2s .c om
 * @throws HttpException 
 * 
 * @see net.sf.j2ep.model.RequestHandler#process(javax.servlet.http.HttpServletRequest, java.lang.String)
 */
public HttpMethod process(HttpServletRequest request, String url) throws HttpException {

    HttpMethodBase method = null;

    if (request.getMethod().equalsIgnoreCase("GET")) {
        method = new GetMethod(url);
    } else if (request.getMethod().equalsIgnoreCase("HEAD")) {
        method = new HeadMethod(url);
    } else if (request.getMethod().equalsIgnoreCase("DELETE")) {
        method = new DeleteMethod(url);
    } else {
        return null;
    }

    setHeaders(method, request);
    return method;
}

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From source file:com.owncloud.android.operations.ExistenceCheckOperation.java

@Override
protected RemoteOperationResult run(WebdavClient client) {
    if (!isOnline()) {
        return new RemoteOperationResult(RemoteOperationResult.ResultCode.NO_NETWORK_CONNECTION);
    }//ww w  .  j a  v a  2s.c  o m
    RemoteOperationResult result = null;
    HeadMethod head = null;
    try {
        head = new HeadMethod(client.getBaseUri() + WebdavUtils.encodePath(mPath));
        int status = client.executeMethod(head, TIMEOUT, TIMEOUT);
        client.exhaustResponse(head.getResponseBodyAsStream());
        boolean success = (status == HttpStatus.SC_OK && !mSuccessIfAbsent)
                || (status == HttpStatus.SC_NOT_FOUND && mSuccessIfAbsent);
        result = new RemoteOperationResult(success, status, head.getResponseHeaders());
        Log_OC.d(TAG,
                "Existence check for " + client.getBaseUri() + WebdavUtils.encodePath(mPath) + " targeting for "
                        + (mSuccessIfAbsent ? " absence " : " existence ") + "finished with HTTP status "
                        + status + (!success ? "(FAIL)" : ""));

    } catch (Exception e) {
        result = new RemoteOperationResult(e);
        Log_OC.e(TAG,
                "Existence check for " + client.getBaseUri() + WebdavUtils.encodePath(mPath) + " targeting for "
                        + (mSuccessIfAbsent ? " absence " : " existence ") + ": " + result.getLogMessage(),
                result.getException());

    } finally {
        if (head != null)
            head.releaseConnection();
    }
    return result;
}

---

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

public static HTTPResponse head(URL url, String username, String password, int timeout, int maxRedirect,
        String charset, String useragent, ProxyData proxy, Header[] headers) throws IOException {
    return _invoke(new HeadMethod(url.toExternalForm()), url, username, password, timeout, maxRedirect, charset,
            useragent, proxy, headers, null, null);
}

---

From source file:net.sf.ehcache.constructs.web.filter.CachingFilterTest.java

/**
 * HEAD methods return an empty response body. If a HEAD request populates
 * a cache and then a GET follorws, a blank page will result.
 * This test ensures that the SimplePageCachingFilter implements calculateKey
 * properly to avoid this problem./*from  w ww .  j a  v a  2 s.c o m*/
 */
public void testHeadThenGetOnCachedPage() throws Exception {
    HttpClient httpClient = new HttpClient();
    HttpMethod httpMethod = new HeadMethod(buildUrl(cachedPageUrl));
    int responseCode = httpClient.executeMethod(httpMethod);
    //httpclient follows redirects, so gets the home page.
    assertEquals(HttpURLConnection.HTTP_OK, responseCode);
    String responseBody = httpMethod.getResponseBodyAsString();
    assertNull(responseBody);
    assertNull(httpMethod.getResponseHeader("Content-Encoding"));

    httpMethod = new GetMethod(buildUrl(cachedPageUrl));
    responseCode = httpClient.executeMethod(httpMethod);
    responseBody = httpMethod.getResponseBodyAsString();
    assertNotNull(responseBody);

}

---

From source file:net.sf.ufsc.http.HttpFile.java

/**
 * @see net.sf.ufsc.File#exists()//from  w  ww.  ja va2s .  com
 */
public boolean exists() throws java.io.IOException {
    HeadMethod method = new HeadMethod(this.uri.toString());

    int status = this.client.executeMethod(method);

    if (status == HttpStatus.SC_OK) {
        return true;
    } else if (status == HttpStatus.SC_NOT_FOUND) {
        return false;
    } else {
        throw new IOException(method.getStatusText());
    }
}

---

From source file:com.sittinglittleduck.DirBuster.workGenerators.BruteForceURLFuzz.java

public void run() {
    // checks if the server surports heads requests

    if (manager.getAuto()) {
        try {//  w  w  w  .j  a  v  a2 s .  c  om
            URL headurl = new URL(firstPart);

            HeadMethod httphead = new HeadMethod(headurl.toString());

            // set the custom HTTP headers
            Vector HTTPheaders = manager.getHTTPHeaders();
            for (int a = 0; a < HTTPheaders.size(); a++) {
                HTTPHeader httpHeader = (HTTPHeader) HTTPheaders.elementAt(a);
                httphead.setRequestHeader(httpHeader.getHeader(), httpHeader.getValue());
            }
            int responceCode = httpclient.executeMethod(httphead);

            // if the responce code is method not implemented or fails
            if (responceCode == 501 || responceCode == 400) {
                // switch the mode to just GET requests
                manager.setAuto(false);
            }
        } catch (MalformedURLException e) {
            // TODO deal with error
        } catch (IOException e) {
            // TODO deal with error
        }
    }

    // deal with the dirs
    try {
        // get item from  queue
        DirToCheck tempDirToCheck = dirQueue.take();
        // get dir name
        currentDir = tempDirToCheck.getName();
        // get any extention that need to be checked
        extToCheck = tempDirToCheck.getExts();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }

    System.out.println("Starting fuzz on " + firstPart + urlFuzzStart + "{dir}" + urlFuzzEnd);
    started = currentDir;

    String baseCase = null;
    // store for the basecase object set to null;
    BaseCase baseCaseObj = null;

    try {
        // get fail responce code for a dir test

        baseCaseObj = GenBaseCase.genURLFuzzBaseCase(manager, firstPart + urlFuzzStart, urlFuzzEnd);

    } catch (MalformedURLException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

    // baseCaseObj = new BaseCase(null, failcode, true, failurl, baseCase);
    // call function to generate the brute force

    makeList(minLen, maxLen, baseCase, baseCaseObj);

    manager.youAreFinished();
}

---

From source file:com.owncloud.android.lib.resources.files.ExistenceCheckRemoteOperation.java

@Override
protected RemoteOperationResult run(OwnCloudClient client) {
    if (!isOnline()) {
        return new RemoteOperationResult(RemoteOperationResult.ResultCode.NO_NETWORK_CONNECTION);
    }/*  w w w  .j  a v  a  2  s  .co  m*/
    RemoteOperationResult result = null;
    HeadMethod head = null;
    try {
        head = new HeadMethod(client.getWebdavUri() + WebdavUtils.encodePath(mPath));
        int status = client.executeMethod(head, TIMEOUT, TIMEOUT);
        client.exhaustResponse(head.getResponseBodyAsStream());
        boolean success = (status == HttpStatus.SC_OK && !mSuccessIfAbsent)
                || (status == HttpStatus.SC_NOT_FOUND && mSuccessIfAbsent);
        result = new RemoteOperationResult(success, status, head.getResponseHeaders());
        Log_OC.d(TAG,
                "Existence check for " + client.getWebdavUri() + WebdavUtils.encodePath(mPath)
                        + " targeting for " + (mSuccessIfAbsent ? " absence " : " existence ")
                        + "finished with HTTP status " + status + (!success ? "(FAIL)" : ""));

    } catch (Exception e) {
        result = new RemoteOperationResult(e);
        Log_OC.e(TAG,
                "Existence check for " + client.getWebdavUri() + WebdavUtils.encodePath(mPath)
                        + " targeting for " + (mSuccessIfAbsent ? " absence " : " existence ") + ": "
                        + result.getLogMessage(),
                result.getException());

    } finally {
        if (head != null)
            head.releaseConnection();
    }
    return result;
}

---

From source file:com.zimbra.cs.store.triton.TritonIncomingBlob.java

@Override
protected long getRemoteSize() throws IOException {
    outStream.flush();/*from w w  w  . ja v a2 s . c o  m*/
    HttpClient client = ZimbraHttpConnectionManager.getInternalHttpConnMgr().newHttpClient();
    HeadMethod head = new HeadMethod(baseUrl + uploadUrl);
    ZimbraLog.store.info("heading %s", head.getURI());
    try {
        head.addRequestHeader(TritonHeaders.SERVER_TOKEN, serverToken.getToken());
        int statusCode = HttpClientUtil.executeMethod(client, head);
        if (statusCode == HttpStatus.SC_OK) {
            String contentLength = head.getResponseHeader(TritonHeaders.CONTENT_LENGTH).getValue();
            long remoteSize = -1;
            try {
                remoteSize = Long.valueOf(contentLength);
            } catch (NumberFormatException nfe) {
                throw new IOException("Content length can't be parsed to Long", nfe);
            }
            return remoteSize;
        } else {
            ZimbraLog.store.error("failed with code %d response: %s", statusCode,
                    head.getResponseBodyAsString());
            throw new IOException("unable to head blob " + statusCode + ":" + head.getStatusText(), null);
        }
    } finally {
        head.releaseConnection();
    }
}

---

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