Example usage for org.apache.http.client.methods HttpHead HttpHead

List of usage examples for org.apache.http.client.methods HttpHead HttpHead

Introduction

In this page you can find the example usage for org.apache.http.client.methods HttpHead HttpHead.

Prototype

public HttpHead(final String uri) 

Source Link

Usage

From source file:ch.iterate.openstack.swift.Client.java

/**
 * Gets information for the given account.
 *
 * @return The FilesAccountInfo with information about the number of containers and number of bytes used
 *         by the given account.//  w  w  w  .  j  av a2s . c o m
 * @throws ch.iterate.openstack.swift.exception.GenericException
 *                                Unexpected response
 * @throws AuthorizationException The openstack's login was invalid.
 */
public AccountInfo getAccountInfo(Region region) throws IOException {
    HttpHead method = new HttpHead(region.getStorageUrl());
    return this.execute(method, new AccountInfoHandler());
}

From source file:com.github.caldav4j.CalDAVCollection.java

/**
 * Retrieve etags using HEAD /path/to/resource.ics
 *
 * @param httpClient the httpClient which will make the request
 * @param path Path to the Calendar// w  w w  .  j  a  va  2  s  .  c  o m
 * @return ETag for calendar
 * @throws CalDAV4JException on error
 */
protected String getETag(HttpClient httpClient, String path) throws CalDAV4JException {
    HttpHead headMethod = new HttpHead(path);

    try {
        HttpResponse response = httpClient.execute(getDefaultHttpHost(headMethod.getURI()), headMethod);
        int statusCode = response.getStatusLine().getStatusCode();

        if (statusCode == CalDAVStatus.SC_NOT_FOUND) {
            throw new ResourceNotFoundException(ResourceNotFoundException.IdentifierType.PATH, path);
        }

        if (statusCode != CalDAVStatus.SC_OK) {
            throw new BadStatusException(headMethod, response);
        }
    } catch (IOException e) {
        throw new CalDAV4JException(
                "Problem executing HEAD method on: " + getDefaultHttpHost(headMethod.getURI()), e);
    }

    Header h = headMethod.getFirstHeader(CalDAVConstants.HEADER_ETAG);
    String etag = null;
    if (h != null) {
        etag = h.getValue();
    } else
        etag = getETagbyMultiget(httpClient, path);

    return etag;
}

From source file:lucee.runtime.tag.Http41.java

private void _doEndTag(Struct cfhttp) throws PageException, IOException {
    HttpClientBuilder builder = HttpClients.custom();

    // redirect/*from  w  w w.  ja v  a 2s.c o m*/
    if (redirect)
        builder.setRedirectStrategy(new DefaultRedirectStrategy());
    else
        builder.disableRedirectHandling();

    // cookies
    BasicCookieStore cookieStore = new BasicCookieStore();
    builder.setDefaultCookieStore(cookieStore);

    ConfigWeb cw = pageContext.getConfig();
    HttpRequestBase req = null;
    HttpContext httpContext = null;
    //HttpRequestBase req = init(pageContext.getConfig(),this,client,params,url,port);
    {
        if (StringUtil.isEmpty(charset, true))
            charset = ((PageContextImpl) pageContext).getWebCharset().name();
        else
            charset = charset.trim();

        // check if has fileUploads   
        boolean doUploadFile = false;
        for (int i = 0; i < this.params.size(); i++) {
            if ((this.params.get(i)).getType().equalsIgnoreCase("file")) {
                doUploadFile = true;
                break;
            }
        }

        // parse url (also query string)
        int len = this.params.size();
        StringBuilder sbQS = new StringBuilder();
        for (int i = 0; i < len; i++) {
            HttpParamBean param = this.params.get(i);
            String type = param.getType();
            // URL
            if (type.equals("url")) {
                if (sbQS.length() > 0)
                    sbQS.append('&');
                sbQS.append(param.getEncoded() ? HttpImpl.urlenc(param.getName(), charset) : param.getName());
                sbQS.append('=');
                sbQS.append(param.getEncoded() ? HttpImpl.urlenc(param.getValueAsString(), charset)
                        : param.getValueAsString());
            }
        }
        String host = null;
        HttpHost httpHost;
        try {
            URL _url = HTTPUtil.toURL(url, port, encoded);
            httpHost = new HttpHost(_url.getHost(), _url.getPort());
            host = _url.getHost();
            url = _url.toExternalForm();
            if (sbQS.length() > 0) {
                // no existing QS
                if (StringUtil.isEmpty(_url.getQuery())) {
                    url += "?" + sbQS;
                } else {
                    url += "&" + sbQS;
                }
            }
        } catch (MalformedURLException mue) {
            throw Caster.toPageException(mue);
        }

        // select best matching method (get,post, post multpart (file))

        boolean isBinary = false;
        boolean doMultiPart = doUploadFile || this.multiPart;
        HttpPost post = null;
        HttpEntityEnclosingRequest eem = null;

        if (this.method == METHOD_GET) {
            req = new HttpGet(url);
        } else if (this.method == METHOD_HEAD) {
            req = new HttpHead(url);
        } else if (this.method == METHOD_DELETE) {
            isBinary = true;
            req = new HttpDelete(url);
        } else if (this.method == METHOD_PUT) {
            isBinary = true;
            HttpPut put = new HttpPut(url);
            req = put;
            eem = put;

        } else if (this.method == METHOD_TRACE) {
            isBinary = true;
            req = new HttpTrace(url);
        } else if (this.method == METHOD_OPTIONS) {
            isBinary = true;
            req = new HttpOptions(url);
        } else if (this.method == METHOD_PATCH) {
            isBinary = true;
            eem = HTTPPatchFactory.getHTTPPatch(url);
            req = (HttpRequestBase) eem;
        } else {
            isBinary = true;
            post = new HttpPost(url);
            req = post;
            eem = post;
        }

        boolean hasForm = false;
        boolean hasBody = false;
        boolean hasContentType = false;
        // Set http params
        ArrayList<FormBodyPart> parts = new ArrayList<FormBodyPart>();

        StringBuilder acceptEncoding = new StringBuilder();
        java.util.List<NameValuePair> postParam = post != null ? new ArrayList<NameValuePair>() : null;

        for (int i = 0; i < len; i++) {
            HttpParamBean param = this.params.get(i);
            String type = param.getType();

            // URL
            if (type.equals("url")) {
                //listQS.add(new BasicNameValuePair(translateEncoding(param.getName(), http.charset),translateEncoding(param.getValueAsString(), http.charset)));
            }
            // Form
            else if (type.equals("formfield") || type.equals("form")) {
                hasForm = true;
                if (this.method == METHOD_GET)
                    throw new ApplicationException(
                            "httpparam with type formfield can only be used when the method attribute of the parent http tag is set to post");
                if (post != null) {
                    if (doMultiPart) {
                        parts.add(new FormBodyPart(param.getName(),
                                new StringBody(param.getValueAsString(), CharsetUtil.toCharset(charset))));
                    } else {
                        postParam.add(new BasicNameValuePair(param.getName(), param.getValueAsString()));
                    }
                }
                //else if(multi!=null)multi.addParameter(param.getName(),param.getValueAsString());
            }
            // CGI
            else if (type.equals("cgi")) {
                if (param.getEncoded())
                    req.addHeader(HttpImpl.urlenc(param.getName(), charset),
                            HttpImpl.urlenc(param.getValueAsString(), charset));
                else
                    req.addHeader(param.getName(), param.getValueAsString());
            }
            // Header
            else if (type.startsWith("head")) {
                if (param.getName().equalsIgnoreCase("content-type"))
                    hasContentType = true;

                if (param.getName().equalsIgnoreCase("Content-Length")) {
                } else if (param.getName().equalsIgnoreCase("Accept-Encoding")) {
                    acceptEncoding.append(HttpImpl.headerValue(param.getValueAsString()));
                    acceptEncoding.append(", ");
                } else
                    req.addHeader(param.getName(), HttpImpl.headerValue(param.getValueAsString()));
            }
            // Cookie
            else if (type.equals("cookie")) {
                HTTPEngineImpl.addCookie(cookieStore, host, param.getName(), param.getValueAsString(), "/",
                        charset);
            }
            // File
            else if (type.equals("file")) {
                hasForm = true;
                if (this.method == METHOD_GET)
                    throw new ApplicationException(
                            "httpparam type file can't only be used, when method of the tag http equal post");
                String strCT = HttpImpl.getContentType(param);
                ContentType ct = HTTPUtil.toContentType(strCT, null);

                String mt = "text/xml";
                if (ct != null && !StringUtil.isEmpty(ct.getMimeType(), true))
                    mt = ct.getMimeType();

                String cs = charset;
                if (ct != null && !StringUtil.isEmpty(ct.getCharset(), true))
                    cs = ct.getCharset();

                if (doMultiPart) {
                    try {
                        Resource res = param.getFile();
                        parts.add(new FormBodyPart(param.getName(),
                                new ResourceBody(res, mt, res.getName(), cs)));
                        //parts.add(new ResourcePart(param.getName(),new ResourcePartSource(param.getFile()),getContentType(param),_charset));
                    } catch (FileNotFoundException e) {
                        throw new ApplicationException("can't upload file, path is invalid", e.getMessage());
                    }
                }
            }
            // XML
            else if (type.equals("xml")) {
                ContentType ct = HTTPUtil.toContentType(param.getMimeType(), null);

                String mt = "text/xml";
                if (ct != null && !StringUtil.isEmpty(ct.getMimeType(), true))
                    mt = ct.getMimeType();

                String cs = charset;
                if (ct != null && !StringUtil.isEmpty(ct.getCharset(), true))
                    cs = ct.getCharset();

                hasBody = true;
                hasContentType = true;
                req.addHeader("Content-type", mt + "; charset=" + cs);
                if (eem == null)
                    throw new ApplicationException("type xml is only supported for type post and put");
                HTTPEngineImpl.setBody(eem, param.getValueAsString(), mt, cs);
            }
            // Body
            else if (type.equals("body")) {
                ContentType ct = HTTPUtil.toContentType(param.getMimeType(), null);

                String mt = null;
                if (ct != null && !StringUtil.isEmpty(ct.getMimeType(), true))
                    mt = ct.getMimeType();

                String cs = charset;
                if (ct != null && !StringUtil.isEmpty(ct.getCharset(), true))
                    cs = ct.getCharset();

                hasBody = true;
                if (eem == null)
                    throw new ApplicationException("type body is only supported for type post and put");
                HTTPEngineImpl.setBody(eem, param.getValue(), mt, cs);

            } else {
                throw new ApplicationException("invalid type [" + type + "]");
            }

        }

        // post params
        if (postParam != null && postParam.size() > 0)
            post.setEntity(new org.apache.http.client.entity.UrlEncodedFormEntity(postParam, charset));

        if (compression) {
            acceptEncoding.append("gzip");
        } else {
            acceptEncoding.append("deflate;q=0");
            req.setHeader("TE", "deflate;q=0");
        }
        req.setHeader("Accept-Encoding", acceptEncoding.toString());

        // multipart
        if (doMultiPart && eem != null) {
            hasContentType = true;
            boolean doIt = true;
            if (!this.multiPart && parts.size() == 1) {
                ContentBody body = parts.get(0).getBody();
                if (body instanceof StringBody) {
                    StringBody sb = (StringBody) body;
                    try {
                        org.apache.http.entity.ContentType ct = org.apache.http.entity.ContentType
                                .create(sb.getMimeType(), sb.getCharset());
                        String str = IOUtil.toString(sb.getReader());
                        StringEntity entity = new StringEntity(str, ct);
                        eem.setEntity(entity);

                    } catch (IOException e) {
                        throw Caster.toPageException(e);
                    }
                    doIt = false;
                }
            }
            if (doIt) {
                MultipartEntity mpe = new MultipartEntity(HttpMultipartMode.STRICT);
                Iterator<FormBodyPart> it = parts.iterator();
                while (it.hasNext()) {
                    FormBodyPart part = it.next();
                    mpe.addPart(part.getName(), part.getBody());
                }
                eem.setEntity(mpe);
            }
            //eem.setRequestEntity(new MultipartRequestEntityFlex(parts.toArray(new Part[parts.size()]), eem.getParams(),http.multiPartType));
        }

        if (hasBody && hasForm)
            throw new ApplicationException("mixing httpparam  type file/formfield and body/XML is not allowed");

        if (!hasContentType) {
            if (isBinary) {
                if (hasBody)
                    req.addHeader("Content-type", "application/octet-stream");
                else
                    req.addHeader("Content-type", "application/x-www-form-urlencoded; charset=" + charset);
            } else {
                if (hasBody)
                    req.addHeader("Content-type", "text/html; charset=" + charset);
            }
        }

        // set User Agent
        if (!HttpImpl.hasHeaderIgnoreCase(req, "User-Agent"))
            req.setHeader("User-Agent", this.useragent);

        // set timeout
        if (this.timeout > 0L) {
            builder.setConnectionTimeToLive(this.timeout, TimeUnit.MILLISECONDS);
        }

        // set Username and Password
        if (this.username != null) {
            if (this.password == null)
                this.password = "";
            if (AUTH_TYPE_NTLM == this.authType) {
                if (StringUtil.isEmpty(this.workStation, true))
                    throw new ApplicationException(
                            "attribute workstation is required when authentication type is [NTLM]");
                if (StringUtil.isEmpty(this.domain, true))
                    throw new ApplicationException(
                            "attribute domain is required when authentication type is [NTLM]");
                HTTPEngineImpl.setNTCredentials(builder, this.username, this.password, this.workStation,
                        this.domain);
            } else
                httpContext = HTTPEngineImpl.setCredentials(builder, httpHost, this.username, this.password,
                        preauth);
        }

        // set Proxy
        ProxyData proxy = null;
        if (!StringUtil.isEmpty(this.proxyserver)) {
            proxy = ProxyDataImpl.getInstance(this.proxyserver, this.proxyport, this.proxyuser,
                    this.proxypassword);
        }
        if (pageContext.getConfig().isProxyEnableFor(host)) {
            proxy = pageContext.getConfig().getProxyData();
        }
        HTTPEngineImpl.setProxy(builder, req, proxy);

    }

    CloseableHttpClient client = null;
    try {
        if (httpContext == null)
            httpContext = new BasicHttpContext();

        /////////////////////////////////////////// EXECUTE /////////////////////////////////////////////////
        client = builder.build();
        Executor41 e = new Executor41(this, client, httpContext, req, redirect);
        HTTPResponse4Impl rsp = null;
        if (timeout < 0) {
            try {
                rsp = e.execute(httpContext);
            }

            catch (Throwable t) {
                if (!throwonerror) {
                    setUnknownHost(cfhttp, t);
                    return;
                }
                throw toPageException(t);

            }
        } else {
            e.start();
            try {
                synchronized (this) {//print.err(timeout);
                    this.wait(timeout);
                }
            } catch (InterruptedException ie) {
                throw Caster.toPageException(ie);
            }
            if (e.t != null) {
                if (!throwonerror) {
                    setUnknownHost(cfhttp, e.t);
                    return;
                }
                throw toPageException(e.t);
            }

            rsp = e.response;

            if (!e.done) {
                req.abort();
                if (throwonerror)
                    throw new HTTPException("408 Request Time-out", "a timeout occurred in tag http", 408,
                            "Time-out", rsp.getURL());
                setRequestTimeout(cfhttp);
                return;
                //throw new ApplicationException("timeout");   
            }
        }

        /////////////////////////////////////////// EXECUTE /////////////////////////////////////////////////
        Charset responseCharset = CharsetUtil.toCharset(rsp.getCharset());
        // Write Response Scope
        //String rawHeader=httpMethod.getStatusLine().toString();
        String mimetype = null;
        String contentEncoding = null;

        // status code
        cfhttp.set(STATUSCODE, ((rsp.getStatusCode() + " " + rsp.getStatusText()).trim()));
        cfhttp.set(STATUS_CODE, new Double(rsp.getStatusCode()));
        cfhttp.set(STATUS_TEXT, (rsp.getStatusText()));
        cfhttp.set(HTTP_VERSION, (rsp.getProtocolVersion()));

        //responseHeader
        lucee.commons.net.http.Header[] headers = rsp.getAllHeaders();
        StringBuffer raw = new StringBuffer(rsp.getStatusLine() + " ");
        Struct responseHeader = new StructImpl();
        Struct cookie;
        Array setCookie = new ArrayImpl();
        Query cookies = new QueryImpl(
                new String[] { "name", "value", "path", "domain", "expires", "secure", "httpOnly" }, 0,
                "cookies");

        for (int i = 0; i < headers.length; i++) {
            lucee.commons.net.http.Header header = headers[i];
            //print.ln(header);

            raw.append(header.toString() + " ");
            if (header.getName().equalsIgnoreCase("Set-Cookie")) {
                setCookie.append(header.getValue());
                parseCookie(cookies, header.getValue());
            } else {
                //print.ln(header.getName()+"-"+header.getValue());
                Object value = responseHeader.get(KeyImpl.getInstance(header.getName()), null);
                if (value == null)
                    responseHeader.set(KeyImpl.getInstance(header.getName()), header.getValue());
                else {
                    Array arr = null;
                    if (value instanceof Array) {
                        arr = (Array) value;
                    } else {
                        arr = new ArrayImpl();
                        responseHeader.set(KeyImpl.getInstance(header.getName()), arr);
                        arr.appendEL(value);
                    }
                    arr.appendEL(header.getValue());
                }
            }

            // Content-Type
            if (header.getName().equalsIgnoreCase("Content-Type")) {
                mimetype = header.getValue();
                if (mimetype == null)
                    mimetype = NO_MIMETYPE;
            }

            // Content-Encoding
            if (header.getName().equalsIgnoreCase("Content-Encoding")) {
                contentEncoding = header.getValue();
            }

        }
        cfhttp.set(RESPONSEHEADER, responseHeader);
        cfhttp.set(KeyConstants._cookies, cookies);
        responseHeader.set(STATUS_CODE, new Double(rsp.getStatusCode()));
        responseHeader.set(EXPLANATION, (rsp.getStatusText()));
        if (setCookie.size() > 0)
            responseHeader.set(SET_COOKIE, setCookie);

        // is text 
        boolean isText = mimetype == null || mimetype == NO_MIMETYPE || HTTPUtil.isTextMimeType(mimetype);

        // is multipart 
        boolean isMultipart = MultiPartResponseUtils.isMultipart(mimetype);

        cfhttp.set(KeyConstants._text, Caster.toBoolean(isText));

        // mimetype charset
        //boolean responseProvideCharset=false;
        if (!StringUtil.isEmpty(mimetype, true)) {
            if (isText) {
                String[] types = HTTPUtil.splitMimeTypeAndCharset(mimetype, null);
                if (types[0] != null)
                    cfhttp.set(KeyConstants._mimetype, types[0]);
                if (types[1] != null)
                    cfhttp.set(CHARSET, types[1]);

            } else
                cfhttp.set(KeyConstants._mimetype, mimetype);
        } else
            cfhttp.set(KeyConstants._mimetype, NO_MIMETYPE);

        // File
        Resource file = null;

        if (strFile != null && strPath != null) {
            file = ResourceUtil.toResourceNotExisting(pageContext, strPath).getRealResource(strFile);
        } else if (strFile != null) {
            file = ResourceUtil.toResourceNotExisting(pageContext, strFile);
        } else if (strPath != null) {
            file = ResourceUtil.toResourceNotExisting(pageContext, strPath);
            //Resource dir = file.getParentResource();
            if (file.isDirectory()) {
                file = file.getRealResource(req.getURI().getPath());// TODO was getName() ->http://hc.apache.org/httpclient-3.x/apidocs/org/apache/commons/httpclient/URI.html#getName()
            }

        }
        if (file != null)
            pageContext.getConfig().getSecurityManager().checkFileLocation(file);

        // filecontent
        InputStream is = null;
        if (isText && getAsBinary != GET_AS_BINARY_YES) {
            String str;
            try {

                // read content
                if (method != METHOD_HEAD) {
                    is = rsp.getContentAsStream();
                    if (is != null && HttpImpl.isGzipEncoded(contentEncoding))
                        is = rsp.getStatusCode() != 200 ? new CachingGZIPInputStream(is)
                                : new GZIPInputStream(is);
                }
                try {
                    try {
                        str = is == null ? "" : IOUtil.toString(is, responseCharset);
                    } catch (EOFException eof) {
                        if (is instanceof CachingGZIPInputStream) {
                            str = IOUtil.toString(is = ((CachingGZIPInputStream) is).getRawData(),
                                    responseCharset);
                        } else
                            throw eof;
                    }
                } catch (UnsupportedEncodingException uee) {
                    str = IOUtil.toString(is, (Charset) null);
                }
            } catch (IOException ioe) {
                throw Caster.toPageException(ioe);
            } finally {
                IOUtil.closeEL(is);
            }

            if (str == null)
                str = "";
            if (resolveurl) {
                //if(e.redirectURL!=null)url=e.redirectURL.toExternalForm();
                str = new URLResolver().transform(str, e.response.getTargetURL(), false);
            }
            cfhttp.set(FILE_CONTENT, str);
            try {
                if (file != null) {
                    IOUtil.write(file, str, ((PageContextImpl) pageContext).getWebCharset(), false);
                }
            } catch (IOException e1) {
            }

            if (name != null) {
                Query qry = CSVParser.toQuery(str, delimiter, textqualifier, columns, firstrowasheaders);
                pageContext.setVariable(name, qry);
            }
        }
        // Binary
        else {
            byte[] barr = null;
            if (HttpImpl.isGzipEncoded(contentEncoding)) {
                if (method != METHOD_HEAD) {
                    is = rsp.getContentAsStream();
                    is = rsp.getStatusCode() != 200 ? new CachingGZIPInputStream(is) : new GZIPInputStream(is);
                }

                try {
                    try {
                        barr = is == null ? new byte[0] : IOUtil.toBytes(is);
                    } catch (EOFException eof) {
                        if (is instanceof CachingGZIPInputStream)
                            barr = IOUtil.toBytes(((CachingGZIPInputStream) is).getRawData());
                        else
                            throw eof;
                    }
                } catch (IOException t) {
                    throw Caster.toPageException(t);
                } finally {
                    IOUtil.closeEL(is);
                }
            } else {
                try {
                    if (method != METHOD_HEAD)
                        barr = rsp.getContentAsByteArray();
                    else
                        barr = new byte[0];
                } catch (IOException t) {
                    throw Caster.toPageException(t);
                }
            }
            //IF Multipart response get file content and parse parts
            if (barr != null) {
                if (isMultipart) {
                    cfhttp.set(FILE_CONTENT, MultiPartResponseUtils.getParts(barr, mimetype));
                } else {
                    cfhttp.set(FILE_CONTENT, barr);
                }
            } else
                cfhttp.set(FILE_CONTENT, "");

            if (file != null) {
                try {
                    if (barr != null)
                        IOUtil.copy(new ByteArrayInputStream(barr), file, true);
                } catch (IOException ioe) {
                    throw Caster.toPageException(ioe);
                }
            }
        }

        // header      
        cfhttp.set(KeyConstants._header, raw.toString());
        if (!HttpImpl.isStatusOK(rsp.getStatusCode())) {
            String msg = rsp.getStatusCode() + " " + rsp.getStatusText();
            cfhttp.setEL(ERROR_DETAIL, msg);
            if (throwonerror) {
                throw new HTTPException(msg, null, rsp.getStatusCode(), rsp.getStatusText(), rsp.getURL());
            }
        }
    } finally {
        if (client != null)
            client.close();
    }

}

From source file:com.comcast.cdn.traffic_control.traffic_router.core.external.RouterTest.java

@Test
public void itDoesNotUseLocationFormatResponseForHead() throws IOException, InterruptedException {
    HttpHead httpHead = new HttpHead(
            "http://localhost:" + routerHttpPort + "/stuff?fakeClientIpAddress=12.34.56.78&format=json");
    httpHead.addHeader("Host", "tr." + deliveryServiceId + ".bar");
    CloseableHttpResponse response = null;

    try {// ww w  .  ja  va  2  s . c  om
        response = httpClient.execute(httpHead);
        assertThat(response.getStatusLine().getStatusCode(), equalTo(200));
        assertThat("Failed getting null body for HEAD request", response.getEntity(), nullValue());
    } finally {
        if (response != null)
            response.close();
    }
}

From source file:ch.iterate.openstack.swift.Client.java

/**
 * Get basic information on a container (number of items and the total size).
 *
 * @param container The container to get information for
 * @return ContainerInfo object of the container is present or null if its not present
 * @throws ch.iterate.openstack.swift.exception.GenericException
 *                                There was an protocol level exception while talking to Cloudfiles
 * @throws ch.iterate.openstack.swift.exception.NotFoundException
 *                                The container was not found
 * @throws AuthorizationException The openstack was not logged in or the log in expired.
 *///from www  .  j a va2s  .  c  o  m
public ContainerInfo getContainerInfo(Region region, String container) throws IOException {
    HttpHead method = new HttpHead(region.getStorageUrl(container));
    return this.execute(method, new ContainerInfoHandler(region, container));
}

From source file:com.github.sardine.impl.SardineImpl.java

@Override
public boolean exists(String url) throws IOException {
    HttpHead head = new HttpHead(url);
    return this.execute(head, new ExistsResponseHandler());
}

From source file:com.groupon.odo.bmp.http.BrowserMobHttpClient.java

public BrowserMobHttpRequest newHead(String url, net.lightbody.bmp.proxy.jetty.http.HttpRequest proxyRequest) {
    try {/*from   w  w  w  .  j a va 2s  .c o  m*/
        URI uri = makeUri(url);
        return new BrowserMobHttpRequest(new HttpHead(uri), this, -1, captureContent, proxyRequest);
    } catch (URISyntaxException e) {
        throw reportBadURI(url, "HEAD");
    }
}

From source file:com.cisco.oss.foundation.http.netlifx.apache.ApacheNetflixHttpClient.java

private org.apache.http.HttpRequest buildHttpUriRequest(com.netflix.client.http.HttpRequest request,
        Joiner joiner, URI requestUri) {

    org.apache.http.HttpRequest httpRequest;
    if (autoEncodeUri) {
        switch (request.getVerb()) {
        case GET:
            httpRequest = new HttpGet(requestUri);
            break;
        case POST:
            httpRequest = new HttpPost(requestUri);
            break;
        case PUT:
            httpRequest = new HttpPut(requestUri);
            break;
        case DELETE:
            httpRequest = new HttpDelete(requestUri);
            break;
        case HEAD:
            httpRequest = new HttpHead(requestUri);
            break;
        case OPTIONS:
            httpRequest = new HttpOptions(requestUri);
            break;
        //                    case PATCH:
        //                        httpRequest = new HttpPatch(requestUri);
        //                        break;
        default:// w w w .  ja va  2  s  .  c  om
            throw new ClientException("You have to one of the REST verbs such as GET, POST etc.");
        }
    } else {
        switch (request.getVerb()) {
        case POST:
        case PUT:
        case DELETE:
            //                    case PATCH:
            //                        httpRequest = new BasicHttpEntityEnclosingRequest(request.getHttpMethod().method(), requestUri.toString());
            //                        break;
        default:
            httpRequest = new BasicHttpRequest(request.getVerb().verb(), requestUri.toString());
        }

    }

    Object entity = request.getEntity();
    if (entity != null) {
        if (httpRequest instanceof HttpEntityEnclosingRequest) {
            HttpEntityEnclosingRequest httpEntityEnclosingRequestBase = (HttpEntityEnclosingRequest) httpRequest;
            httpEntityEnclosingRequestBase.setEntity(new ByteArrayEntity((byte[]) entity,
                    ContentType.create(request.getHttpHeaders().getFirstValue("Content-Type"))));
        } else {
            throw new ClientException(
                    "sending content for request type " + request.getVerb() + " is not supported!");
        }
    }

    Map<String, Collection<String>> headers = request.getHeaders();
    for (Map.Entry<String, Collection<String>> stringCollectionEntry : headers.entrySet()) {
        String key = stringCollectionEntry.getKey();
        Collection<String> stringCollection = stringCollectionEntry.getValue();
        String value = joiner.join(stringCollection);
        httpRequest.setHeader(key, value);
    }
    return httpRequest;
}