List of usage examples for org.apache.http.client.methods CloseableHttpResponse getStatusLine
StatusLine getStatusLine();
From source file:ClientConfiguration.java
public final static void main(String[] args) throws Exception { // Use custom message parser / writer to customize the way HTTP messages are parsed from and written out to the data stream. HttpMessageParserFactory<HttpResponse> responseParserFactory = new DefaultHttpResponseParserFactory() { @Override// ww w . j a v a 2s .c o m public HttpMessageParser<HttpResponse> create(SessionInputBuffer buffer, MessageConstraints constraints) { LineParser lineParser = new BasicLineParser() { @Override public Header parseHeader(final CharArrayBuffer buffer) { try { return super.parseHeader(buffer); } catch (ParseException ex) { return new BasicHeader(buffer.toString(), null); } } }; return new DefaultHttpResponseParser(buffer, lineParser, DefaultHttpResponseFactory.INSTANCE, constraints) { @Override protected boolean reject(final CharArrayBuffer line, int count) { // try to ignore all garbage preceding a status line infinitely return false; } }; } }; HttpMessageWriterFactory<HttpRequest> requestWriterFactory = new DefaultHttpRequestWriterFactory(); // Use a custom connection factory to customize the process of initialization of outgoing HTTP connections. // Beside standard connection configuration parameters HTTP connection factory can define message parser / writer routines to be employed by individual connections. HttpConnectionFactory<HttpRoute, ManagedHttpClientConnection> connFactory = new ManagedHttpClientConnectionFactory( requestWriterFactory, responseParserFactory); // Client HTTP connection objects when fully initialized can be bound to an arbitrary network socket. // The process of network socket initialization, // its connection to a remote address and binding to a local one is controlled by a connection socket factory. // SSL context for secure connections can be created either based on // system or application specific properties. SSLContext sslcontext = SSLContexts.createSystemDefault(); // Use custom hostname verifier to customize SSL hostname verification. X509HostnameVerifier hostnameVerifier = new BrowserCompatHostnameVerifier(); // Create a registry of custom connection socket factories for supported // protocol schemes. Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create() .register("http", PlainConnectionSocketFactory.INSTANCE) .register("https", new SSLConnectionSocketFactory(sslcontext, hostnameVerifier)).build(); // Use custom DNS resolver to override the system DNS resolution. DnsResolver dnsResolver = new SystemDefaultDnsResolver() { @Override public InetAddress[] resolve(final String host) throws UnknownHostException { if (host.equalsIgnoreCase("myhost")) { return new InetAddress[] { InetAddress.getByAddress(new byte[] { 127, 0, 0, 1 }) }; } else { return super.resolve(host); } } }; // Create a connection manager with custom configuration. PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager( socketFactoryRegistry, connFactory, dnsResolver); // Create socket configuration SocketConfig socketConfig = SocketConfig.custom().setTcpNoDelay(true).build(); // Configure the connection manager to use socket configuration either // by default or for a specific host. connManager.setDefaultSocketConfig(socketConfig); connManager.setSocketConfig(new HttpHost("somehost", 80), socketConfig); // Create message constraints MessageConstraints messageConstraints = MessageConstraints.custom().setMaxHeaderCount(200) .setMaxLineLength(2000).build(); // Create connection configuration ConnectionConfig connectionConfig = ConnectionConfig.custom() .setMalformedInputAction(CodingErrorAction.IGNORE) .setUnmappableInputAction(CodingErrorAction.IGNORE).setCharset(Consts.UTF_8) .setMessageConstraints(messageConstraints).build(); // Configure the connection manager to use connection configuration either // by default or for a specific host. connManager.setDefaultConnectionConfig(connectionConfig); connManager.setConnectionConfig(new HttpHost("somehost", 80), ConnectionConfig.DEFAULT); // Configure total max or per route limits for persistent connections // that can be kept in the pool or leased by the connection manager. connManager.setMaxTotal(100); connManager.setDefaultMaxPerRoute(10); connManager.setMaxPerRoute(new HttpRoute(new HttpHost("somehost", 80)), 20); // Use custom cookie store if necessary. CookieStore cookieStore = new BasicCookieStore(); // Use custom credentials provider if necessary. CredentialsProvider credentialsProvider = new BasicCredentialsProvider(); // Create global request configuration RequestConfig defaultRequestConfig = RequestConfig.custom().setCookieSpec(CookieSpecs.BEST_MATCH) .setExpectContinueEnabled(true).setStaleConnectionCheckEnabled(true) .setTargetPreferredAuthSchemes(Arrays.asList(AuthSchemes.NTLM, AuthSchemes.DIGEST)) .setProxyPreferredAuthSchemes(Arrays.asList(AuthSchemes.BASIC)).build(); // Create an HttpClient with the given custom dependencies and configuration. CloseableHttpClient httpclient = HttpClients.custom().setConnectionManager(connManager) .setDefaultCookieStore(cookieStore).setDefaultCredentialsProvider(credentialsProvider) .setProxy(new HttpHost("myproxy", 8080)).setDefaultRequestConfig(defaultRequestConfig).build(); try { HttpGet httpget = new HttpGet("http://www.apache.org/"); // Request configuration can be overridden at the request level. // They will take precedence over the one set at the client level. RequestConfig requestConfig = RequestConfig.copy(defaultRequestConfig).setSocketTimeout(5000) .setConnectTimeout(5000).setConnectionRequestTimeout(5000) .setProxy(new HttpHost("myotherproxy", 8080)).build(); httpget.setConfig(requestConfig); // Execution context can be customized locally. HttpClientContext context = HttpClientContext.create(); // Contextual attributes set the local context level will take // precedence over those set at the client level. context.setCookieStore(cookieStore); context.setCredentialsProvider(credentialsProvider); System.out.println("executing request " + httpget.getURI()); CloseableHttpResponse response = httpclient.execute(httpget, context); try { HttpEntity entity = response.getEntity(); System.out.println("----------------------------------------"); System.out.println(response.getStatusLine()); if (entity != null) { System.out.println("Response content length: " + entity.getContentLength()); } System.out.println("----------------------------------------"); // Once the request has been executed the local context can // be used to examine updated state and various objects affected // by the request execution. // Last executed request context.getRequest(); // Execution route context.getHttpRoute(); // Target auth state context.getTargetAuthState(); // Proxy auth state context.getTargetAuthState(); // Cookie origin context.getCookieOrigin(); // Cookie spec used context.getCookieSpec(); // User security token context.getUserToken(); } finally { response.close(); } } finally { httpclient.close(); } }
From source file:client.QueryLastFm.java
License:asdf
public static void main(String[] args) throws Exception { // isAlreadyInserted("asdfs","jas,jnjkah"); // FileWriter fw = new FileWriter(".\\tracks.csv"); OutputStream track_os = new FileOutputStream(".\\tracks.csv"); PrintWriter out = new PrintWriter(new OutputStreamWriter(track_os, "UTF-8")); OutputStream track_id_os = new FileOutputStream(".\\track_id_sim_track_id.csv"); PrintWriter track_id_out = new PrintWriter(new OutputStreamWriter(track_id_os, "UTF-8")); track_id_out.print(""); ByteArrayInputStream input;//from w w w. jav a 2s. c o m Document doc = null; CloseableHttpClient httpclient = HttpClients.createDefault(); String trackName = ""; String artistName = ""; String sourceMbid = ""; out.print("ID");// first row first column out.print(","); out.print("TrackName");// first row second column out.print(","); out.println("Artist");// first row third column track_id_out.print("source");// first row second column track_id_out.print(","); track_id_out.println("target");// first row third column // track_id_out.print(","); // track_id_out.println("type");// first row third column // out.flush(); // out.close(); // fw.close(); // os.close(); try { URI uri = new URIBuilder().setScheme("http").setHost("ws.audioscrobbler.com").setPath("/2.0/") .setParameter("method", "track.getsimilar").setParameter("artist", "cher") .setParameter("track", "believe").setParameter("limit", "100") .setParameter("api_key", "88858618961414f8bec919bddd057044").build(); // new URIBuilder(). HttpGet request = new HttpGet(uri); // request. // This is useful for last.fm logging and preventing them from blocking this client request.setHeader(HttpHeaders.USER_AGENT, "nileshmore@gatech.edu - ClassAssignment at GeorgiaTech Non-commercial use"); HttpGet httpGet = new HttpGet( "http://ws.audioscrobbler.com/2.0/?method=track.getsimilar&artist=cher&track=believe&limit=4&api_key=88858618961414f8bec919bddd057044"); CloseableHttpResponse response = httpclient.execute(request); int statusCode = response.getStatusLine().getStatusCode(); DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); DocumentBuilder builder = factory.newDocumentBuilder(); // The underlying HTTP connection is still held by the response object // to allow the response content to be streamed directly from the network socket. // In order to ensure correct deallocation of system resources // the user MUST call CloseableHttpResponse#close() from a finally clause. // Please note that if response content is not fully consumed the underlying // connection cannot be safely re-used and will be shut down and discarded // by the connection manager. try { if (statusCode == 200) { HttpEntity entity1 = response.getEntity(); BufferedReader br = new BufferedReader( new InputStreamReader((response.getEntity().getContent()))); Document document = builder.parse((response.getEntity().getContent())); Element root = document.getDocumentElement(); root.normalize(); // Need to focus and resolve this part NodeList nodes; nodes = root.getChildNodes(); nodes = root.getElementsByTagName("track"); if (nodes.getLength() == 0) { // System.out.println("empty"); return; } Node trackNode; for (int k = 0; k < nodes.getLength(); k++) // can access all tracks now { trackNode = nodes.item(k); NodeList trackAttributes = trackNode.getChildNodes(); // check if mbid is present in track attributes // System.out.println("Length " + (trackAttributes.item(5).getNodeName().compareToIgnoreCase("mbid") == 0)); if ((trackAttributes.item(5).getNodeName().compareToIgnoreCase("mbid") == 0)) { if (((Element) trackAttributes.item(5)).hasChildNodes()) ;// System.out.println("Go aHead"); else continue; } else continue; for (int n = 0; n < trackAttributes.getLength(); n++) { Node attribute = trackAttributes.item(n); if ((attribute.getNodeName().compareToIgnoreCase("name")) == 0) { // System.out.println(((Element)attribute).getFirstChild().getNodeValue()); trackName = ((Element) attribute).getFirstChild().getNodeValue(); // make string encoding as UTF-8 ************ } if ((attribute.getNodeName().compareToIgnoreCase("mbid")) == 0) { // System.out.println(n + " " + ((Element)attribute).getFirstChild().getNodeValue()); sourceMbid = attribute.getFirstChild().getNodeValue(); } if ((attribute.getNodeName().compareToIgnoreCase("artist")) == 0) { NodeList ArtistNodeList = attribute.getChildNodes(); for (int j = 0; j < ArtistNodeList.getLength(); j++) { Node Artistnode = ArtistNodeList.item(j); if ((Artistnode.getNodeName().compareToIgnoreCase("name")) == 0) { // System.out.println(((Element)Artistnode).getFirstChild().getNodeValue()); artistName = ((Element) Artistnode).getFirstChild().getNodeValue(); } } } } out.print(sourceMbid); out.print(","); out.print(trackName); out.print(","); out.println(artistName); // out.print(","); findSimilarTracks(track_id_out, sourceMbid, trackName, artistName); } track_id_out.flush(); out.flush(); out.close(); track_id_out.close(); track_os.close(); // fw.close(); Element trac = (Element) nodes.item(0); // trac.normalize(); nodes = trac.getChildNodes(); // System.out.println(nodes.getLength()); for (int i = 0; i < nodes.getLength(); i++) { Node node = nodes.item(i); // System.out.println(node.getNodeName()); if ((node.getNodeName().compareToIgnoreCase("name")) == 0) { // System.out.println(((Element)node).getFirstChild().getNodeValue()); } if ((node.getNodeName().compareToIgnoreCase("mbid")) == 0) { // System.out.println(((Element)node).getFirstChild().getNodeValue()); } if ((node.getNodeName().compareToIgnoreCase("artist")) == 0) { // System.out.println("Well"); NodeList ArtistNodeList = node.getChildNodes(); for (int j = 0; j < ArtistNodeList.getLength(); j++) { Node Artistnode = ArtistNodeList.item(j); if ((Artistnode.getNodeName().compareToIgnoreCase("name")) == 0) { /* System.out.println(((Element)Artistnode).getFirstChild().getNodeValue());*/ } /*System.out.println(Artistnode.getNodeName());*/ } } } /*if(node instanceof Element){ //a child element to process Element child = (Element) node; String attribute = child.getAttribute("width"); }*/ // System.out.println(root.getAttribute("status")); NodeList tracks = root.getElementsByTagName("track"); Element track = (Element) tracks.item(0); // System.out.println(track.getTagName()); track.getChildNodes(); } else { System.out.println("failed with status" + response.getStatusLine()); } // input = (ByteArrayInputStream)entity1.getContent(); // do something useful with the response body // and ensure it is fully consumed } finally { response.close(); } } finally { System.out.println("Exited succesfully."); httpclient.close(); } }
From source file:D_common.E_xample.ClientConfiguration.java
public final static void main(String[] args) throws Exception { // Use custom message parser / writer to customize the way HTTP // messages are parsed from and written out to the data stream. HttpMessageParserFactory<HttpResponse> responseParserFactory = new DefaultHttpResponseParserFactory() { @Override/*from w ww . j a v a2s . c o m*/ public HttpMessageParser<HttpResponse> create(SessionInputBuffer buffer, MessageConstraints constraints) { LineParser lineParser = new BasicLineParser() { @Override public Header parseHeader(final CharArrayBuffer buffer) { try { return super.parseHeader(buffer); } catch (ParseException ex) { return new BasicHeader(buffer.toString(), null); } } }; return new DefaultHttpResponseParser(buffer, lineParser, DefaultHttpResponseFactory.INSTANCE, constraints) { @Override protected boolean reject(final CharArrayBuffer line, int count) { // try to ignore all garbage preceding a status line infinitely return false; } }; } }; HttpMessageWriterFactory<HttpRequest> requestWriterFactory = new DefaultHttpRequestWriterFactory(); // Use a custom connection factory to customize the process of // initialization of outgoing HTTP connections. Beside standard connection // configuration parameters HTTP connection factory can define message // parser / writer routines to be employed by individual connections. HttpConnectionFactory<HttpRoute, ManagedHttpClientConnection> connFactory = new ManagedHttpClientConnectionFactory( requestWriterFactory, responseParserFactory); // Client HTTP connection objects when fully initialized can be bound to // an arbitrary network socket. The process of network socket initialization, // its connection to a remote address and binding to a local one is controlled // by a connection socket factory. // SSL context for secure connections can be created either based on // system or application specific properties. SSLContext sslcontext = SSLContexts.createSystemDefault(); // Create a registry of custom connection socket factories for supported // protocol schemes. Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create() .register("http", PlainConnectionSocketFactory.INSTANCE) .register("https", new SSLConnectionSocketFactory(sslcontext)).build(); // Use custom DNS resolver to override the system DNS resolution. DnsResolver dnsResolver = new SystemDefaultDnsResolver() { @Override public InetAddress[] resolve(final String host) throws UnknownHostException { if (host.equalsIgnoreCase("myhost")) { return new InetAddress[] { InetAddress.getByAddress(new byte[] { 127, 0, 0, 1 }) }; } else { return super.resolve(host); } } }; // Create a connection manager with custom configuration. PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager( socketFactoryRegistry, connFactory, dnsResolver); // Create socket configuration SocketConfig socketConfig = SocketConfig.custom().setTcpNoDelay(true).build(); // Configure the connection manager to use socket configuration either // by default or for a specific host. connManager.setDefaultSocketConfig(socketConfig); connManager.setSocketConfig(new HttpHost("somehost", 80), socketConfig); // Validate connections after 1 sec of inactivity connManager.setValidateAfterInactivity(1000); // Create message constraints MessageConstraints messageConstraints = MessageConstraints.custom().setMaxHeaderCount(200) .setMaxLineLength(2000).build(); // Create connection configuration ConnectionConfig connectionConfig = ConnectionConfig.custom() .setMalformedInputAction(CodingErrorAction.IGNORE) .setUnmappableInputAction(CodingErrorAction.IGNORE).setCharset(Consts.UTF_8) .setMessageConstraints(messageConstraints).build(); // Configure the connection manager to use connection configuration either // by default or for a specific host. connManager.setDefaultConnectionConfig(connectionConfig); connManager.setConnectionConfig(new HttpHost("somehost", 80), ConnectionConfig.DEFAULT); // Configure total max or per route limits for persistent connections // that can be kept in the pool or leased by the connection manager. connManager.setMaxTotal(100); connManager.setDefaultMaxPerRoute(10); connManager.setMaxPerRoute(new HttpRoute(new HttpHost("somehost", 80)), 20); // Use custom cookie store if necessary. CookieStore cookieStore = new BasicCookieStore(); // Use custom credentials provider if necessary. CredentialsProvider credentialsProvider = new BasicCredentialsProvider(); // Create global request configuration RequestConfig defaultRequestConfig = RequestConfig.custom().setCookieSpec(CookieSpecs.DEFAULT) .setExpectContinueEnabled(true) .setTargetPreferredAuthSchemes(Arrays.asList(AuthSchemes.NTLM, AuthSchemes.DIGEST)) .setProxyPreferredAuthSchemes(Arrays.asList(AuthSchemes.BASIC)).build(); // Create an HttpClient with the given custom dependencies and configuration. CloseableHttpClient httpclient = HttpClients.custom().setConnectionManager(connManager) .setDefaultCookieStore(cookieStore).setDefaultCredentialsProvider(credentialsProvider) .setProxy(new HttpHost("myproxy", 8080)).setDefaultRequestConfig(defaultRequestConfig).build(); try { HttpGet httpget = new HttpGet("http://www.apache.org/"); // Request configuration can be overridden at the request level. // They will take precedence over the one set at the client level. RequestConfig requestConfig = RequestConfig.copy(defaultRequestConfig).setSocketTimeout(5000) .setConnectTimeout(5000).setConnectionRequestTimeout(5000) .setProxy(new HttpHost("myotherproxy", 8080)).build(); httpget.setConfig(requestConfig); // Execution context can be customized locally. HttpClientContext context = HttpClientContext.create(); // Contextual attributes set the local context level will take // precedence over those set at the client level. context.setCookieStore(cookieStore); context.setCredentialsProvider(credentialsProvider); System.out.println("executing request " + httpget.getURI()); CloseableHttpResponse response = httpclient.execute(httpget, context); try { HttpEntity entity = response.getEntity(); System.out.println("----------------------------------------"); System.out.println(response.getStatusLine()); if (entity != null) { System.out.println("Response content length: " + entity.getContentLength()); } System.out.println("----------------------------------------"); // Once the request has been executed the local context can // be used to examine updated state and various objects affected // by the request execution. // Last executed request context.getRequest(); // Execution route context.getHttpRoute(); // Target auth state context.getTargetAuthState(); // Proxy auth state context.getTargetAuthState(); // Cookie origin context.getCookieOrigin(); // Cookie spec used context.getCookieSpec(); // User security token context.getUserToken(); } finally { response.close(); } } finally { httpclient.close(); } }
From source file:com.cncounter.test.httpclient.ClientConfiguration.java
public final static void main(String[] args) throws Exception { // Use custom message parser / writer to customize the way HTTP // messages are parsed from and written out to the data stream. HttpMessageParserFactory<HttpResponse> responseParserFactory = new DefaultHttpResponseParserFactory() { @Override//from w ww . j a v a 2 s .c om public HttpMessageParser<HttpResponse> create(SessionInputBuffer buffer, MessageConstraints constraints) { LineParser lineParser = new BasicLineParser() { @Override public Header parseHeader(final CharArrayBuffer buffer) { try { return super.parseHeader(buffer); } catch (ParseException ex) { return new BasicHeader(buffer.toString(), null); } } }; return new DefaultHttpResponseParser(buffer, lineParser, DefaultHttpResponseFactory.INSTANCE, constraints) { @Override protected boolean reject(final CharArrayBuffer line, int count) { // try to ignore all garbage preceding a status line infinitely return false; } }; } }; HttpMessageWriterFactory<HttpRequest> requestWriterFactory = new DefaultHttpRequestWriterFactory(); // Use a custom connection factory to customize the process of // initialization of outgoing HTTP connections. Beside standard connection // configuration parameters HTTP connection factory can define message // parser / writer routines to be employed by individual connections. HttpConnectionFactory<HttpRoute, ManagedHttpClientConnection> connFactory = new ManagedHttpClientConnectionFactory( requestWriterFactory, responseParserFactory); // Client HTTP connection objects when fully initialized can be bound to // an arbitrary network socket. The process of network socket initialization, // its connection to a remote address and binding to a local one is controlled // by a connection socket factory. // SSL context for secure connections can be created either based on // system or application specific properties. SSLContext sslcontext = SSLContexts.createSystemDefault(); // Use custom hostname verifier to customize SSL hostname verification. X509HostnameVerifier hostnameVerifier = new BrowserCompatHostnameVerifier(); // Create a registry of custom connection socket factories for supported // protocol schemes. Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create() .register("http", PlainConnectionSocketFactory.INSTANCE) .register("https", new SSLConnectionSocketFactory(sslcontext, hostnameVerifier)).build(); // Use custom DNS resolver to override the system DNS resolution. DnsResolver dnsResolver = new SystemDefaultDnsResolver() { @Override public InetAddress[] resolve(final String host) throws UnknownHostException { if (host.equalsIgnoreCase("myhost")) { return new InetAddress[] { InetAddress.getByAddress(new byte[] { 127, 0, 0, 1 }) }; } else { return super.resolve(host); } } }; // Create a connection manager with custom configuration. PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager( socketFactoryRegistry, connFactory, dnsResolver); // Create socket configuration SocketConfig socketConfig = SocketConfig.custom().setTcpNoDelay(true).build(); // Configure the connection manager to use socket configuration either // by default or for a specific host. connManager.setDefaultSocketConfig(socketConfig); connManager.setSocketConfig(new HttpHost("somehost", 80), socketConfig); // Create message constraints MessageConstraints messageConstraints = MessageConstraints.custom().setMaxHeaderCount(200) .setMaxLineLength(2000).build(); // Create connection configuration ConnectionConfig connectionConfig = ConnectionConfig.custom() .setMalformedInputAction(CodingErrorAction.IGNORE) .setUnmappableInputAction(CodingErrorAction.IGNORE).setCharset(Consts.UTF_8) .setMessageConstraints(messageConstraints).build(); // Configure the connection manager to use connection configuration either // by default or for a specific host. connManager.setDefaultConnectionConfig(connectionConfig); connManager.setConnectionConfig(new HttpHost("somehost", 80), ConnectionConfig.DEFAULT); // Configure total max or per route limits for persistent connections // that can be kept in the pool or leased by the connection manager. connManager.setMaxTotal(100); connManager.setDefaultMaxPerRoute(10); connManager.setMaxPerRoute(new HttpRoute(new HttpHost("somehost", 80)), 20); // Use custom cookie store if necessary. CookieStore cookieStore = new BasicCookieStore(); // Use custom credentials provider if necessary. CredentialsProvider credentialsProvider = new BasicCredentialsProvider(); // Create global request configuration RequestConfig defaultRequestConfig = RequestConfig.custom().setCookieSpec(CookieSpecs.BEST_MATCH) .setExpectContinueEnabled(true).setStaleConnectionCheckEnabled(true) .setTargetPreferredAuthSchemes(Arrays.asList(AuthSchemes.NTLM, AuthSchemes.DIGEST)) .setProxyPreferredAuthSchemes(Arrays.asList(AuthSchemes.BASIC)).build(); // Create an HttpClient with the given custom dependencies and configuration. CloseableHttpClient httpclient = HttpClients.custom().setConnectionManager(connManager) .setDefaultCookieStore(cookieStore).setDefaultCredentialsProvider(credentialsProvider) .setProxy(new HttpHost("myproxy", 8080)).setDefaultRequestConfig(defaultRequestConfig).build(); try { HttpGet httpget = new HttpGet("http://www.apache.org/"); // Request configuration can be overridden at the request level. // They will take precedence over the one set at the client level. RequestConfig requestConfig = RequestConfig.copy(defaultRequestConfig).setSocketTimeout(5000) .setConnectTimeout(5000).setConnectionRequestTimeout(5000) .setProxy(new HttpHost("myotherproxy", 8080)).build(); httpget.setConfig(requestConfig); // Execution context can be customized locally. HttpClientContext context = HttpClientContext.create(); // Contextual attributes set the local context level will take // precedence over those set at the client level. context.setCookieStore(cookieStore); context.setCredentialsProvider(credentialsProvider); System.out.println("executing request " + httpget.getURI()); CloseableHttpResponse response = httpclient.execute(httpget, context); try { HttpEntity entity = response.getEntity(); System.out.println("----------------------------------------"); System.out.println(response.getStatusLine()); if (entity != null) { System.out.println("Response content length: " + entity.getContentLength()); } System.out.println("----------------------------------------"); // Once the request has been executed the local context can // be used to examine updated state and various objects affected // by the request execution. // Last executed request context.getRequest(); // Execution route context.getHttpRoute(); // Target auth state context.getTargetAuthState(); // Proxy auth state context.getTargetAuthState(); // Cookie origin context.getCookieOrigin(); // Cookie spec used context.getCookieSpec(); // User security token context.getUserToken(); } finally { response.close(); } } finally { httpclient.close(); } }
From source file:com.http.ClientConfiguration.java
public final static void main(String[] args) throws Exception { // Use custom message parser / writer to customize the way HTTP // messages are parsed from and written out to the data stream. HttpMessageParserFactory<HttpResponse> responseParserFactory = new DefaultHttpResponseParserFactory() { @Override// w ww . j ava 2 s .co m public HttpMessageParser<HttpResponse> create(SessionInputBuffer buffer, MessageConstraints constraints) { LineParser lineParser = new BasicLineParser() { @Override public Header parseHeader(final CharArrayBuffer buffer) { try { return super.parseHeader(buffer); } catch (ParseException ex) { return new BasicHeader(buffer.toString(), null); } } }; return new DefaultHttpResponseParser(buffer, lineParser, DefaultHttpResponseFactory.INSTANCE, constraints) { @Override protected boolean reject(final CharArrayBuffer line, int count) { // try to ignore all garbage preceding a status line infinitely return false; } }; } }; HttpMessageWriterFactory<HttpRequest> requestWriterFactory = new DefaultHttpRequestWriterFactory(); // Use a custom connection factory to customize the process of // initialization of outgoing HTTP connections. Beside standard connection // configuration parameters HTTP connection factory can define message // parser / writer routines to be employed by individual connections. HttpConnectionFactory<HttpRoute, ManagedHttpClientConnection> connFactory = new ManagedHttpClientConnectionFactory( requestWriterFactory, responseParserFactory); // Client HTTP connection objects when fully initialized can be bound to // an arbitrary network socket. The process of network socket initialization, // its connection to a remote address and binding to a local one is controlled // by a connection socket factory. // SSL context for secure connections can be created either based on // system or application specific properties. SSLContext sslcontext = SSLContexts.createSystemDefault(); // Use custom hostname verifier to customize SSL hostname verification. X509HostnameVerifier hostnameVerifier = new BrowserCompatHostnameVerifier(); // Create a registry of custom connection socket factories for supported // protocol schemes. Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create() .register("http", PlainConnectionSocketFactory.INSTANCE) .register("https", new SSLConnectionSocketFactory(sslcontext, hostnameVerifier)).build(); // Use custom DNS resolver to override the system DNS resolution. DnsResolver dnsResolver = new SystemDefaultDnsResolver() { @Override public InetAddress[] resolve(final String host) throws UnknownHostException { if (host.equalsIgnoreCase("myhost")) { return new InetAddress[] { InetAddress.getByAddress(new byte[] { 127, 0, 0, 1 }) }; } else { return super.resolve(host); } } }; // Create a connection manager with custom configuration. PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager( socketFactoryRegistry, connFactory, dnsResolver); // Create socket configuration SocketConfig socketConfig = SocketConfig.custom().setTcpNoDelay(true).build(); // Configure the connection manager to use socket configuration either // by default or for a specific host. connManager.setDefaultSocketConfig(socketConfig); connManager.setSocketConfig(new HttpHost("somehost", 80), socketConfig); // Create message constraints MessageConstraints messageConstraints = MessageConstraints.custom().setMaxHeaderCount(200) .setMaxLineLength(2000).build(); // Create connection configuration ConnectionConfig connectionConfig = ConnectionConfig.custom() .setMalformedInputAction(CodingErrorAction.IGNORE) .setUnmappableInputAction(CodingErrorAction.IGNORE).setCharset(Consts.UTF_8) .setMessageConstraints(messageConstraints).build(); // Configure the connection manager to use connection configuration either // by default or for a specific host. connManager.setDefaultConnectionConfig(connectionConfig); connManager.setConnectionConfig(new HttpHost("somehost", 80), ConnectionConfig.DEFAULT); // Configure total max or per route limits for persistent connections // that can be kept in the pool or leased by the connection manager. connManager.setMaxTotal(100); connManager.setDefaultMaxPerRoute(10); connManager.setMaxPerRoute(new HttpRoute(new HttpHost("somehost", 80)), 20); // Use custom cookie store if necessary. CookieStore cookieStore = new BasicCookieStore(); // Use custom credentials provider if necessary. CredentialsProvider credentialsProvider = new BasicCredentialsProvider(); // Create global request configuration RequestConfig defaultRequestConfig = RequestConfig.custom().setCookieSpec(CookieSpecs.BEST_MATCH) .setExpectContinueEnabled(true).setStaleConnectionCheckEnabled(true) .setTargetPreferredAuthSchemes(Arrays.asList(AuthSchemes.NTLM, AuthSchemes.DIGEST)) .setProxyPreferredAuthSchemes(Arrays.asList(AuthSchemes.BASIC)).build(); // Create an HttpClient with the given custom dependencies and configuration. CloseableHttpClient httpclient = HttpClients.custom().setConnectionManager(connManager) .setDefaultCookieStore(cookieStore).setDefaultCredentialsProvider(credentialsProvider) .setProxy(new HttpHost("myproxy", 8080)).setDefaultRequestConfig(defaultRequestConfig).build(); try { HttpGet httpget = new HttpGet("http://218.75.79.230:8085/"); // Request configuration can be overridden at the request level. // They will take precedence over the one set at the client level. RequestConfig requestConfig = RequestConfig.copy(defaultRequestConfig).setSocketTimeout(5000) .setConnectTimeout(5000).setConnectionRequestTimeout(5000) .setProxy(new HttpHost("218.75.79.230", 8085)).build(); httpget.setConfig(requestConfig); // Execution context can be customized locally. HttpClientContext context = HttpClientContext.create(); // Contextual attributes set the local context level will take // precedence over those set at the client level. context.setCookieStore(cookieStore); context.setCredentialsProvider(credentialsProvider); System.out.println("executing request " + httpget.getURI()); CloseableHttpResponse response = httpclient.execute(httpget, context); try { HttpEntity entity = response.getEntity(); System.out.println("----------------------------------------"); System.out.println(response.getStatusLine()); if (entity != null) { System.out.println("Response content length: " + entity.getContentLength()); } System.out.println("----------------------------------------"); // Once the request has been executed the local context can // be used to examine updated state and various objects affected // by the request execution. // Last executed request context.getRequest(); // Execution route context.getHttpRoute(); // Target auth state context.getTargetAuthState(); // Proxy auth state context.getTargetAuthState(); // Cookie origin context.getCookieOrigin(); // Cookie spec used context.getCookieSpec(); // User security token context.getUserToken(); } finally { response.close(); } } finally { httpclient.close(); } }
From source file:com.httpcilient.example.ClientConfiguration.java
public final static void main(String[] args) throws Exception { // Use custom message parser / writer to customize the way HTTP // messages are parsed from and written out to the data stream. HttpMessageParserFactory<HttpResponse> responseParserFactory = new DefaultHttpResponseParserFactory() { @Override//from w ww . j av a 2 s . c o m public HttpMessageParser<HttpResponse> create(SessionInputBuffer buffer, MessageConstraints constraints) { LineParser lineParser = new BasicLineParser() { @Override public Header parseHeader(final CharArrayBuffer buffer) { try { return super.parseHeader(buffer); } catch (ParseException ex) { return new BasicHeader(buffer.toString(), null); } } }; return new DefaultHttpResponseParser(buffer, lineParser, DefaultHttpResponseFactory.INSTANCE, constraints) { @Override protected boolean reject(final CharArrayBuffer line, int count) { // try to ignore all garbage preceding a status line infinitely return false; } }; } }; HttpMessageWriterFactory<HttpRequest> requestWriterFactory = new DefaultHttpRequestWriterFactory(); // Use a custom connection factory to customize the process of // initialization of outgoing HTTP connections. Beside standard connection // configuration parameters HTTP connection factory can define message // parser / writer routines to be employed by individual connections. HttpConnectionFactory<HttpRoute, ManagedHttpClientConnection> connFactory = new ManagedHttpClientConnectionFactory( requestWriterFactory, responseParserFactory); // Client HTTP connection objects when fully initialized can be bound to // an arbitrary network socket. The process of network socket initialization, // its connection to a remote address and binding to a local one is controlled // by a connection socket factory. // SSL context for secure connections can be created either based on // system or application specific properties. SSLContext sslcontext = SSLContexts.createSystemDefault(); // Use custom hostname verifier to customize SSL hostname verification. X509HostnameVerifier hostnameVerifier = new BrowserCompatHostnameVerifier(); // Create a registry of custom connection socket factories for supported // protocol schemes. Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create() .register("http", PlainConnectionSocketFactory.INSTANCE) .register("https", new SSLConnectionSocketFactory(sslcontext, hostnameVerifier)).build(); // Use custom DNS resolver to override the system DNS resolution. DnsResolver dnsResolver = new SystemDefaultDnsResolver() { @Override public InetAddress[] resolve(final String host) throws UnknownHostException { if (host.equalsIgnoreCase("myhost")) { return new InetAddress[] { InetAddress.getByAddress(new byte[] { 127, 0, 0, 1 }) }; } else { return super.resolve(host); } } }; // Create a connection manager with custom configuration. PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager( socketFactoryRegistry, connFactory, dnsResolver); // Create socket configuration SocketConfig socketConfig = SocketConfig.custom().setTcpNoDelay(true).build(); // Configure the connection manager to use socket configuration either // by default or for a specific host. connManager.setDefaultSocketConfig(socketConfig); connManager.setSocketConfig(new HttpHost("somehost", 80), socketConfig); // Create message constraints MessageConstraints messageConstraints = MessageConstraints.custom().setMaxHeaderCount(200) .setMaxLineLength(2000).build(); // Create connection configuration ConnectionConfig connectionConfig = ConnectionConfig.custom() .setMalformedInputAction(CodingErrorAction.IGNORE) .setUnmappableInputAction(CodingErrorAction.IGNORE).setCharset(Consts.UTF_8) .setMessageConstraints(messageConstraints).build(); // Configure the connection manager to use connection configuration either // by default or for a specific host. connManager.setDefaultConnectionConfig(connectionConfig); connManager.setConnectionConfig(new HttpHost("somehost", 80), ConnectionConfig.DEFAULT); // Configure total max or per route limits for persistent connections // that can be kept in the pool or leased by the connection manager. connManager.setMaxTotal(100); connManager.setDefaultMaxPerRoute(10); connManager.setMaxPerRoute(new HttpRoute(new HttpHost("somehost", 80)), 20); // Use custom cookie store if necessary. CookieStore cookieStore = new BasicCookieStore(); // Use custom credentials provider if necessary. CredentialsProvider credentialsProvider = new BasicCredentialsProvider(); // Create global request configuration RequestConfig defaultRequestConfig = RequestConfig.custom().setCookieSpec(CookieSpecs.BEST_MATCH) .setExpectContinueEnabled(true).setStaleConnectionCheckEnabled(true) .setTargetPreferredAuthSchemes(Arrays.asList(AuthSchemes.NTLM, AuthSchemes.DIGEST)) .setProxyPreferredAuthSchemes(Arrays.asList(AuthSchemes.BASIC)).build(); // Create an HttpClient with the given custom dependencies and configuration. CloseableHttpClient httpclient = HttpClients.custom().setConnectionManager(connManager) .setDefaultCookieStore(cookieStore).setDefaultCredentialsProvider(credentialsProvider) //.setProxy(new HttpHost("myproxy", 8080)) .setDefaultRequestConfig(defaultRequestConfig).build(); try { HttpGet httpget = new HttpGet("http://www.apache.org/"); // Request configuration can be overridden at the request level. // They will take precedence over the one set at the client level. RequestConfig requestConfig = RequestConfig.copy(defaultRequestConfig).setSocketTimeout(5000) .setConnectTimeout(5000).setConnectionRequestTimeout(5000) // .setProxy(new HttpHost("myotherproxy", 8080)) .build(); httpget.setConfig(requestConfig); // Execution context can be customized locally. HttpClientContext context = HttpClientContext.create(); // Contextual attributes set the local context level will take // precedence over those set at the client level. context.setCookieStore(cookieStore); context.setCredentialsProvider(credentialsProvider); System.out.println("executing request " + httpget.getURI()); CloseableHttpResponse response = httpclient.execute(httpget, context); try { HttpEntity entity = response.getEntity(); System.out.println("----------------------------------------"); System.out.println(response.getStatusLine()); if (entity != null) { System.out.println("Response content length: " + entity.getContentLength()); } System.out.println("----------------------------------------"); // Once the request has been executed the local context can // be used to examine updated state and various objects affected // by the request execution. // Last executed request context.getRequest(); // Execution route context.getHttpRoute(); // Target auth state context.getTargetAuthState(); // Proxy auth state context.getTargetAuthState(); // Cookie origin context.getCookieOrigin(); // Cookie spec used context.getCookieSpec(); // User security token context.getUserToken(); } finally { response.close(); } } finally { httpclient.close(); } }
From source file:net.cloudkit.relaxation.HttpClientTest.java
public static void main(String[] args) throws Exception { InetAddress[] addresss = InetAddress.getAllByName("google.com"); for (InetAddress address : addresss) { System.out.println(address); }//from www . j a va2 s .c o m CloseableHttpClient httpclient = HttpClients.createDefault(); String __VIEWSTATE = ""; String __EVENTVALIDATION = ""; HttpGet httpGet = new HttpGet("http://query.customs.gov.cn/MNFTQ/MRoadQuery.aspx?" + Math.random() * 1000); httpGet.setHeader("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8"); httpGet.setHeader("Accept-Encoding", "gzip, deflate, sdch"); httpGet.setHeader("Accept-Language", "zh-CN,zh;q=0.8,en;q=0.6"); httpGet.setHeader("Cache-Control", "no-cache"); // httpGet.setHeader("Connection", "keep-alive"); httpGet.setHeader("Host", "query.customs.gov.cn"); httpGet.setHeader("Pragma", "no-cache"); httpGet.setHeader("Upgrade-Insecure-Requests", "1"); httpGet.setHeader("User-Agent", "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.101 Safari/537.36"); HttpClientContext context = HttpClientContext.create(); // CloseableHttpResponse response1 = httpclient.execute(httpGet, context); CloseableHttpResponse response1 = httpclient.execute(httpGet); // Header[] headers = response1.getHeaders(HttpHeaders.CONTENT_TYPE); // System.out.println("context cookies:" + context.getCookieStore().getCookies()); // String setCookie = response1.getFirstHeader("Set-Cookie").getValue(); // System.out.println("context cookies:" + setCookie); try { System.out.println(response1.getStatusLine()); HttpEntity entity1 = response1.getEntity(); // do something useful with the response body and ensure it is fully consumed String result = IOUtils.toString(entity1.getContent(), "GBK"); // System.out.println(result); Matcher m1 = Pattern.compile( "<input type=\\\"hidden\\\" name=\\\"__VIEWSTATE\\\" id=\\\"__VIEWSTATE\\\" value=\\\"(.*)\\\" />") .matcher(result); __VIEWSTATE = m1.find() ? m1.group(1) : ""; Matcher m2 = Pattern.compile( "<input type=\\\"hidden\\\" name=\\\"__EVENTVALIDATION\\\" id=\\\"__EVENTVALIDATION\\\" value=\\\"(.*)\\\" />") .matcher(result); __EVENTVALIDATION = m2.find() ? m2.group(1) : ""; System.out.println(__VIEWSTATE); System.out.println(__EVENTVALIDATION); /* File storeFile = new File("D:\\customs\\customs"+ i +".jpg"); FileOutputStream output = new FileOutputStream(storeFile); IOUtils.copy(input, output); output.close(); */ EntityUtils.consume(entity1); } finally { response1.close(); } HttpPost httpPost = new HttpPost( "http://query.customs.gov.cn/MNFTQ/MRoadQuery.aspx?" + Math.random() * 1000); httpPost.setHeader("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8"); httpPost.setHeader("Accept-Encoding", "gzip, deflate"); httpPost.setHeader("Accept-Language", "zh-CN,zh;q=0.8,en;q=0.6"); httpPost.setHeader("Cache-Control", "no-cache"); // httpPost.setHeader("Connection", "keep-alive"); httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded"); httpPost.setHeader("Cookie", "ASP.NET_SessionId=t1td453hcuy4oqiplekkqe55"); httpPost.setHeader("Host", "query.customs.gov.cn"); httpPost.setHeader("Origin", "http://query.customs.gov.cn"); httpPost.setHeader("Pragma", "no-cache"); httpPost.setHeader("Referer", "http://query.customs.gov.cn/MNFTQ/MRoadQuery.aspx"); httpPost.setHeader("Upgrade-Insecure-Requests", "1"); httpPost.setHeader("User-Agent", "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.101 Safari/537.36"); List<NameValuePair> nvps = new ArrayList<NameValuePair>(); nvps.add(new BasicNameValuePair("__VIEWSTATE", __VIEWSTATE)); nvps.add(new BasicNameValuePair("__EVENTVALIDATION", __EVENTVALIDATION)); nvps.add(new BasicNameValuePair("ScrollTop", "")); nvps.add(new BasicNameValuePair("__essVariable", "")); nvps.add(new BasicNameValuePair("MRoadQueryCtrl1$txtManifestID", "5100312462240")); nvps.add(new BasicNameValuePair("MRoadQueryCtrl1$txtBillNo", "7PH650021105")); nvps.add(new BasicNameValuePair("MRoadQueryCtrl1$txtCode", "a778")); nvps.add(new BasicNameValuePair("MRoadQueryCtrl1$btQuery", " ")); nvps.add(new BasicNameValuePair("select", "")); nvps.add(new BasicNameValuePair("select1", "")); nvps.add(new BasicNameValuePair("select2", "")); nvps.add(new BasicNameValuePair("select3", "")); nvps.add(new BasicNameValuePair("select4", "")); nvps.add(new BasicNameValuePair("select5", "??")); nvps.add(new BasicNameValuePair("select6", "")); nvps.add(new BasicNameValuePair("select7", "")); nvps.add(new BasicNameValuePair("select8", "")); httpPost.setEntity(new UrlEncodedFormEntity(nvps, "GBK")); CloseableHttpResponse response2 = httpclient.execute(httpPost); try { System.out.println(response2.getStatusLine()); HttpEntity entity2 = response2.getEntity(); // do something useful with the response body // and ensure it is fully consumed // System.out.println(entity2.getContent()); System.out.println(IOUtils.toString(response2.getEntity().getContent(), "GBK")); EntityUtils.consume(entity2); } finally { response2.close(); } }
From source file:com.client.SoapClientApache.java
public static void main(String[] args) throws Exception { CloseableHttpClient httpclient = HttpClients.createDefault(); try {// w w w .j a va2 s . co m HttpGet httpGet = new HttpGet("http://google.com/"); CloseableHttpResponse response1 = httpclient.execute(httpGet); // The underlying HTTP connection is still held by the response object // to allow the response content to be streamed directly from the network socket. // In order to ensure correct deallocation of system resources // the user MUST either fully consume the response content or abort request // execution by calling CloseableHttpResponse#close(). try { System.out.println("Response for http get"); System.out.println(response1.getStatusLine()); HttpEntity entity1 = response1.getEntity(); // do something useful with the response body // and ensure it is fully consumed EntityUtils.consume(entity1); } finally { response1.close(); } File file = new File("temConvertRq.xml"); File fileOutXml = new File("temConvertRs.xml"); fileOutXml.createNewFile(); System.out.println("Before file entity"); FileEntity entity = new FileEntity(file, ContentType.create("text/xml", "UTF-8")); System.out.println("Before http post"); HttpPost httpPost = new HttpPost("http://www.w3schools.com/webservices/tempconvert.asmx"); httpPost.setEntity(entity); System.out.println("Entity set"); //Add headers httpPost.addHeader("SOAPAction", "http://www.w3schools.com/webservices/CelsiusToFahrenheit"); httpPost.addHeader("Host", "www.w3schools.com"); httpPost.addHeader("Content-Type", "text/xml; charset=utf-8"); //httpPost.addHeader("Content-Length", "length"); System.out.println("after headers added"); CloseableHttpResponse response2 = httpclient.execute(httpPost); try { System.out.println("before getting the response status"); System.out.println("Response Status= " + response2.getStatusLine()); HttpEntity entity2 = response2.getEntity(); String outXml = EntityUtils.toString(entity2); System.out.println("XMl Response!!!!!!!!! = " + outXml); // entity2.writeTo(System.out); //System.out.println("R // do something useful with the response body // and ensure it is fully consumed EntityUtils.consume(entity2); FileUtils.writeStringToFile(fileOutXml, outXml, "UTF-8"); } finally { response2.close(); } } finally { httpclient.close(); } }
From source file:com.dreamer.QuickStart.java
public static void main(String[] args) throws Exception { CloseableHttpClient httpclient = HttpClients.createDefault(); try {/* w w w . j a va 2 s.c om*/ HttpGet httpGet = new HttpGet("http://localhost:8080"); CloseableHttpResponse response1 = httpclient.execute(httpGet); // The underlying HTTP connection is still held by the response object // to allow the response content to be streamed directly from the network socket. // In order to ensure correct deallocation of system resources // the user MUST call CloseableHttpResponse#close() from a finally clause. // Please note that if response content is not fully consumed the underlying // connection cannot be safely re-used and will be shut down and discarded // by the connection manager. try { System.out.println(response1.getStatusLine()); HttpEntity entity1 = response1.getEntity(); // do something useful with the response body // and ensure it is fully consumed EntityUtils.consume(entity1); } finally { response1.close(); } /*HttpPost httpPost = new HttpPost("http://targethost/login"); List<NameValuePair> nvps = new ArrayList<NameValuePair>(); nvps.add(new BasicNameValuePair("username", "vip")); nvps.add(new BasicNameValuePair("password", "secret")); httpPost.setEntity(new UrlEncodedFormEntity(nvps)); CloseableHttpResponse response2 = httpclient.execute(httpPost); try { System.out.println(response2.getStatusLine()); HttpEntity entity2 = response2.getEntity(); // do something useful with the response body // and ensure it is fully consumed EntityUtils.consume(entity2); } finally { response2.close(); }*/ } finally { httpclient.close(); } }
From source file:com.cloverframework.core.QuickStart.java
public static void main(String[] args) throws Exception { CloseableHttpClient httpclient = HttpClients.createDefault(); try {/*from ww w. j av a 2s .co m*/ HttpGet httpGet = new HttpGet("http://www.sina.com.cn/"); CloseableHttpResponse response1 = httpclient.execute(httpGet); // The underlying HTTP connection is still held by the response object // to allow the response content to be streamed directly from the network socket. // In order to ensure correct deallocation of system resources // the user MUST call CloseableHttpResponse#close() from a finally clause. // Please note that if response content is not fully consumed the underlying // connection cannot be safely re-used and will be shut down and discarded // by the connection manager. try { System.out.println(response1.getStatusLine()); HttpEntity entity1 = response1.getEntity(); // do something useful with the response body // and ensure it is fully consumed EntityUtils.consume(entity1); } finally { response1.close(); } HttpPost httpPost = new HttpPost("http://www.sina.com.cn/login"); List<NameValuePair> nvps = new ArrayList<NameValuePair>(); nvps.add(new BasicNameValuePair("username", "vip")); nvps.add(new BasicNameValuePair("password", "secret")); httpPost.setEntity(new UrlEncodedFormEntity(nvps)); CloseableHttpResponse response2 = httpclient.execute(httpPost); try { System.out.println(response2.getStatusLine()); HttpEntity entity2 = response2.getEntity(); // do something useful with the response body // and ensure it is fully consumed EntityUtils.consume(entity2); } finally { response2.close(); } } finally { httpclient.close(); } }