HttpUrlConnection 开发例子

约定不等于承诺〃 2022-04-16 05:05 221阅读 0赞

/\*\*\*  
\*  
\* 发送HTTP请求  
\* @param urlString  
\* @param method  
\* @param parameters  
\* @param propertys  
\* @return 响应对象  
\* @throws IOException  
\*/  
private HttpRespons send(String urlString,String method,Map<String,String> parameters,Map<String,String> propertys,String sessionId)throws IOException  
\{  
//String sessionId=getSessionId( urlString, method,parameters,propertys);  
HttpURLConnection urlConnection = null;  
if(method.equalsIgnoreCase("GET") && parameters!=null)  
\{  
StringBuffer param=new StringBuffer();  
int i=0;  
for(String key : parameters.keySet())  
\{  
if(i==0)  
param.append("?");  
else  
param.append("&");  
param.append(key).append("=").append(parameters.get(key));  
i++;  
\}  
urlString+=param;  
\}  
URL url=new URL(urlString);  
urlConnection=(HttpURLConnection)url.openConnection();  
urlConnection.setRequestMethod(method);  
urlConnection.setDoOutput(true);  
urlConnection.setDoInput(true);  
urlConnection.setUseCaches(false);  
urlConnection.setInstanceFollowRedirects(true);  
urlConnection.setConnectTimeout(5000);  
urlConnection.setReadTimeout(5000);  
urlConnection.setRequestProperty("User-Agent","Mozilla/4.0(compatible;MSIE 6.0;Windows 2002)");  
urlConnection.setRequestProperty("Accept","image/gif,image/x-xbitmap,image/jpeg,imagepeg,application/x-shockwave-flash,applicationnd.ms-powerpoint,applicationnd.ms-excel,application/msword,\*/\*");  
urlConnection.setRequestProperty("Accept-Language","zh-cn");  
urlConnection.setRequestProperty("UA-CPU","x86");  
urlConnection.setRequestProperty("Cookie",sessionId);  
//urlConnection.setRequestProperty("Content-type","application/x-www-form-urlencoded");  
if(propertys!=null)  
for(String key : propertys.keySet())  
\{  
urlConnection.addRequestProperty(key,propertys.get(key));  
\}  
  
  
if(method.equalsIgnoreCase("POST") && parameters!=null)  
\{  
StringBuffer param=new StringBuffer();  
for(String key : parameters.keySet())  
\{  
param.append("&");  
param.append(key).append("=").append(parameters.get(key));  
\}  
urlConnection.connect();  
urlConnection.getOutputStream().write(param.toString().getBytes());  
urlConnection.getOutputStream().flush();  
urlConnection.getOutputStream().close();  
\}  
System.out.println("urlString="+urlString);  
return this.makeContent(urlString,urlConnection);  
  
\}  
  
  
HttpRequester request=new HttpRequester();  
Map<String,String> paramsMap=new HashMap<String,String>();  
Map<String,String> paramsMap2=new HashMap<String,String>();  
Map<String,String> paramsMap3=new HashMap<String,String>();  
Map<String,String> paramsMap4=new HashMap<String,String>();  
paramsMap2.put("orgcode","310000118201");  
paramsMap2.put("userID", "NET\_171");  
paramsMap2.put("password", "NET\_171");  
  
/\*\*get请求http://100.1.248.26/IDE/jsp/login/main.jsp\*/  
String sessionId=request.getSessionId("http://100.1.248.26/IDE/jsp/login/login.jsp", "GET", paramsMap2, null);  
HttpRespons hr=request.sendGet("http://100.1.248.26/IDE/jsp/login/login.jsp", paramsMap2, null,sessionId);