java发送url请求获取返回值的二种方法

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.params.CoreConnectionPNames;
import org.apache.http.util.EntityUtils;

publicstaticStringsendUrlRequest(StringurlStr,Stringparam1,Stringparam2)throwsException{
StringtempStr=null;
HttpClienthttpclient=newDefaultHttpClient();
Propertiesproperties=newProperties();
HttpEntityentity=null;
StringxmlContent=””;
try
{

//设置超时时间
httpclient.getParams().setIntParameter(CoreConnectionPNames.CONNECTION_TIMEOUT,20000);
httpclient.getParams().setParameter(CoreConnectionPNames.SO_TIMEOUT,20000);

//封装需要传递的参数
Listnvps=newArrayList();
nvps.add(newBasicNameValuePair(“mainMemoCode”,strmainMemoCode));
nvps.add(newBasicNameValuePair(“recordPassWord”,strrecordPassWord));
//客户端的请求方法类型
HttpPosthttpPost=newHttpPost(urlStr);
httpPost.setEntity(newUrlEncodedFormEntity(nvps,”GBK”));
HttpResponseresponse=httpclient.execute(httpPost);

//获取服务器返回Http的Content-Type的值
tempStr=response.getHeaders(“Content-Type”)[0].getValue().toString();

//获取服务器返回页面的值
entity=response.getEntity();
xmlContent=EntityUtils.toString(entity);
Stringstrmessage=null;
System.out.println(xmlContent);
System.out.println(response.getHeaders(“Content-Type”)[0].getValue().toString());
httpPost.abort();

}
catch(SocketTimeoutExceptione)
{
}
catch(Exceptionex)
{
ex.prin来源gaodaima#com搞(代@码网tStackTrace();
}
finally{
httpclient.getConnectionManager().shutdown();
}