import java.util.ArrayList; import java.util.List; import org.apache.http.Header; import org.apache.http.HttpResponse; import org.apache.http.NameValuePair; import org.apache.http.client.ResponseHandler; import org.apache.http.client.entity.UrlEncodedFormEntity; import org.apache.http.client.methods.HttpGet; import org.apache.http.client.methods.HttpPost; import org.apache.http.impl.client.BasicResponseHandler; import org.apache.http.impl.client.DefaultHttpClient; import org.apache.http.message.BasicNameValuePair; public class DemoLogin2 { private static String userName = "xxx"; private static String password = "xxx"; private static String LoginURL = "http://xxx.xxx.xxx/loginAjax.do"; private HttpResponse response; private DefaultHttpClient httpclient = new DefaultHttpClient(); private String redirectLocation ; private void login() { HttpPost httpost = new HttpPost(LoginURL); // All the parameters post to the web site List<NameValuePair> nvps = new ArrayList<NameValuePair>(); nvps.add(new BasicNameValuePair("passport", userName)); nvps.add(new BasicNameValuePair("password", password)); try { httpost.setEntity(new UrlEncodedFormEntity(nvps)); response = httpclient.execute(httpost); } catch (Exception e) { e.printStackTrace(); } finally { httpost.abort(); } } private String getRedirectLocation() { Header locationHeader = response.getFirstHeader("Location"); if (locationHeader == null) { return null; } System.out.println(locationHeader.getValue().toString()); return locationHeader.getValue(); } private String getText(String redirectLocation) { HttpGet httpget = new HttpGet(redirectLocation); // Create a response handler ResponseHandler<String> responseHandler = new BasicResponseHandler(); String responseBody = ""; try { responseBody = httpclient.execute(httpget, responseHandler); } catch (Exception e) { e.printStackTrace(); responseBody = null; } finally { httpget.abort(); httpclient.getConnectionManager().shutdown(); } return responseBody; } public static void main(String[] args) { DemoLogin2 demo = new DemoLogin2(); demo.login(); demo.redirectLocation = demo.getRedirectLocation(); System.out.println(demo.getText(demo.redirectLocation)); } }
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转载自baorui945.iteye.com/blog/2064129
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