JAVA解析URL工具类

来源：互联网发布：数据分析一般流程编辑：程序博客网时间：2024/05/21 09:21

import javax.servlet.http.HttpServletResponse;

import org.apache.commons.httpclient.Cookie;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

public class HttpUtils {

private static Log log = LogFactory.getLog(HttpUtils.class);

public static String doHttpGet(String strUrl){
  String ret = "";
  URL   url   =   null;
        HttpURLConnection   httpurlconnection   =   null;
        try {
             url   =   new   URL(strUrl);
             //以get方式请求
             httpurlconnection = (HttpURLConnection)url.openConnection();
             httpurlconnection.setConnectTimeout(30000);
             httpurlconnection.setReadTimeout(30000);
             httpurlconnection.setRequestMethod("GET");
             //获取响应代码
             int code = httpurlconnection.getResponseCode();
             //log.info("code == "   +   code);
             if(code == 200){
             //获取页面内容
                 java.io.InputStream in = httpurlconnection.getInputStream();
                 java.io.BufferedReader breader = new BufferedReader(new InputStreamReader(in , "UTF-8"));
        String   str=breader.readLine();
        while(str != null){
         ret += str;
         str=breader.readLine();
        }
             }else{
             ret="";
             }
        } catch(Exception   e) {
            log.info("webservice exception == "   +   e);
   System.out.println("doHttpGet() error :"+e.getMessage());
        } finally {
            if(httpurlconnection!=null)
                httpurlconnection.disconnect();
        }
  return ret;
}

public static String doHttpPost(String strUrl){
  String ret = "";
  URL   url   =   null;
        HttpURLConnection   httpurlconnection   =   null;
        try {
             url   =   new   URL(strUrl.substring(0,strUrl.indexOf("?")));
             //以post方式请求
             httpurlconnection = (HttpURLConnection)url.openConnection();
             httpurlconnection.setDoOutput(true);
             httpurlconnection.setDoInput(true);
             httpurlconnection.setConnectTimeout(30000);
             httpurlconnection.setReadTimeout(30000);
             httpurlconnection.setUseCaches(false);
             httpurlconnection.setRequestMethod("POST");
             httpurlconnection.getOutputStream().write(strUrl.substring(strUrl.indexOf("?")+1, strUrl.length()).getBytes("UTF-8"));
             httpurlconnection.getOutputStream().flush();
             httpurlconnection.getOutputStream().close();
             //获取响应代码
             int code = httpurlconnection.getResponseCode();
             if(code == 200){
             //获取页面内容
                 java.io.InputStream in = httpurlconnection.getInputStream();
                 java.io.BufferedReader breader = new BufferedReader(new InputStreamReader(in , "UTF-8"));
        String   str=breader.readLine();
        while(str != null){
         ret += str;
         str=breader.readLine();
        }
             }else{
             ret="";
             }
        } catch(Exception   e) {
            log.info("webservice exception == "   +   e);
   System.out.println("doHttpPost() error :"+e.getMessage());
        } finally {
            if(httpurlconnection!=null)
                httpurlconnection.disconnect();
        }
  return ret;
}
}