import java.io.IOException; 
　　import java.net.URLEncoder; 
　　 
　　import org.apache.commons.httpclient.HttpClient; 
　　import org.apache.commons.httpclient.HttpMethod; 
　　import org.apache.commons.httpclient.NameValuePair; 
　　import org.apache.commons.httpclient.methods.GetMethod; 
　　import org.apache.commons.httpclient.methods.PostMethod; 
　　 
　　public class HttpClientTest { 
　　 
　　 public static void main(String[] args) throws Exception{ 
　　 String url = "/webservices/DomesticAirline.asmx/getDomesticAirlinesTime"; 
　　 String host = "www.webxml.com.cn"; 
　　 String param = "startCity="+URLEncoder.encode("杭州", "utf-8")+"&lastCity=&theDate=&userID="; 
　　 HttpClient httpClient = new HttpClient(); 
　　 httpClient.getHostConfiguration().setHost(host, 80, "http"); 
　　 
　　 HttpMethod method = getMethod(url, param); 
　　 //HttpMethod method = postMethod(url); 
　　 
　　 httpClient.executeMethod(method); 
　　 
　　 String response = method.getResponseBodyAsString(); 
　　 //String response = new String(method.getResponseBodyAsString().getBytes("ISO-8859-1")); 
　　 System.out.println(response); 
　　 } 
　　 
　　 private static HttpMethod getMethod(String url,String param) throws IOException{ 
　　 GetMethod get = new GetMethod(url+"?"+param); 
　　 get.releaseConnection(); 
　　 return get; 
　　 } 
　　 
　　 private static HttpMethod postMethod(String url) throws IOException{ 
　　 PostMethod post = new PostMethod(url); 
　　 post.setRequestHeader("Content-Type","application/x-www-form-urlencoded;charset=gbk"); 
　　 NameValuePair[] param = { new NameValuePair("startCity","杭州"), 
　　 new NameValuePair("lastCity","瀋陽"), 
　　 new NameValuePair("userID",""), 
　　 new NameValuePair("theDate","") } ; 
　　 post.setRequestBody(param); 
　　 post.releaseConnection(); 
　　 return post; 
　　 } 
　　} 
　　package httpclient;
　　
　　import java.io.IOException;
　　import java.net.URLEncoder;
　　
　　import org.apache.commons.httpclient.HttpClient;
　　import org.apache.commons.httpclient.HttpMethod;
　　import org.apache.commons.httpclient.NameValuePair;
　　import org.apache.commons.httpclient.methods.GetMethod;
　　import org.apache.commons.httpclient.methods.PostMethod;
　　
　　public class HttpClientTest {
　　
　　public static void main(String[] args) throws Exception{
　　String url = "/webservices/DomesticAirline.asmx/getDomesticAirlinesTime";
　　String host = "www.webxml.com.cn";
　　String param = "startCity="+URLEncoder.encode("杭州", "utf-8")+"&lastCity=&theDate=&userID=";
　　HttpClient httpClient = new HttpClient();
　　httpClient.getHostConfiguration().setHost(host, 80, "http");
　　
　　HttpMethod method = getMethod(url, param);
　　//HttpMethod method = postMethod(url);
　　
　　httpClient.executeMethod(method);
　　
　　String response = method.getResponseBodyAsString();
　　//String response = new String(method.getResponseBodyAsString().getBytes("ISO-8859-1"));
　　System.out.println(response);
　　}
　　
　　private static HttpMethod getMethod(String url,String param) throws IOException{
　　GetMethod get = new GetMethod(url+"?"+param);
　　get.releaseConnection();
　　return get;
　　}
　　
　　private static HttpMethod postMethod(String url) throws IOException{ 
　　PostMethod post = new PostMethod(url);
　　post.setRequestHeader("Content-Type","application/x-www-form-urlencoded;charset=gbk"); 
　　NameValuePair[] param = { new NameValuePair("startCity","杭州"),
　　new NameValuePair("lastCity","瀋陽"),
　　new NameValuePair("userID",""),
　　new NameValuePair("theDate","")} ;
　　 post.setRequestBody(param);
　　 post.releaseConnection();
　　return post;
　　}
　　}
　　
　　
　　如果PostMethod提交的是中文字元，需要加上相應的編碼格式： 
　　post.setRequestHeader("Content-Type","application/x-www-form-urlencoded;charset=gbk"); 
　　
　　如果GetMethod提交的引數有中文字元，需要先轉換成utf-8格式： 
　　URLEncoder.encode("杭州", "utf-8");