httpcomponents-client-4.3.1不会用

[a309131664]

HttpProcessor httpproc = HttpProcessorBuilder.create()
.add(new RequestContent())
.add(new RequestTargetHost())
.add(new RequestConnControl())
.add(new RequestUserAgent("Test/1.1"))
.add(new RequestExpectContinue(true)).build();

HttpRequestExecutor httpexecutor = new HttpRequestExecutor();

HttpCoreContext coreContext = HttpCoreContext.create();
HttpHost host = new HttpHost("www.oschina.net", 80);
coreContext.setTargetHost(host);

DefaultBHttpClientConnection conn = new DefaultBHttpClientConnection(8 * 1024);
ConnectionReuseStrategy connStrategy = DefaultConnectionReuseStrategy.INSTANCE;
String targets="/news";
try {

if (!conn.isOpen()) {
Socket socket = new Socket(host.getHostName(), host.getPort());
conn.bind(socket);
}
BasicHttpRequest request = new BasicHttpRequest("GET", targets);
System.out.println(">> Request URI: " + request.getRequestLine().getUri());

httpexecutor.preProcess(request, httpproc, coreContext);
HttpResponse response = httpexecutor.execute(request, conn, coreContext);
httpexecutor.postProcess(response, httpproc, coreContext);

System.out.println("<< Response: " + response.getStatusLine());
System.out.println(EntityUtils.toString(response.getEntity()));
System.out.println("==============");
if (!connStrategy.keepAlive(response, coreContext)) {
conn.close();
} else {
System.out.println("Connection kept alive...");
}

} finally {
conn.close();
}