若在java application中访问外部网站,首先应设置proxy信息,样例代码如下:  

import java.util.properties;  

.....  

Properties sys = System.getProperties();  
sys.put("proxySet","true");  
sys.put("proxyHost","myHTTP.proxyserver.com");  
sys.put("proxyPort","80");  
System.setProperties(sys);  
u = new URL(website);  
connect = (HttpURLConnection)u.openConnection();  
.....  

若在java application中访问外部网站,首先应设置proxy信息,样例代码如下:  

import java.util.properties;  

.....  

Properties sys = System.getProperties();  
sys.put("proxySet","true");  
sys.put("proxyHost","myHTTP.proxyserver.com");  
sys.put("proxyPort","80");  
System.setProperties(sys);  
u = new URL(website);  
connect = (HttpURLConnection)u.openConnection();  
.....