get 请求 ：
import java.io.BufferedReader; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; /** * Created by admin on 2018/7/18. */ public class test01 { public static void main(String[] args) { String urlMessage = "http://localhost:8086/LoveCartoon_ZC/testNotify?name=张三&sex=男&age=20"; try { String result = doGet(urlMessage); System.out.println("result=" + result); }catch (Exception e){ } } public static String doGet(String urlMessage) throws Exception { URL url = new URL(urlMessage.toString()); System.out.println("url=============" + urlMessage); HttpURLConnection urlConnection = null; urlConnection = (HttpURLConnection) url.openConnection(); urlConnection.setDoOutput(true); urlConnection.setRequestProperty("Accept", "application/json,application/xml,text/html"); urlConnection.setRequestProperty("Connection", "Keep-Alive"); urlConnection.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1)"); urlConnection.setRequestProperty("Content-type", "text/html;charset=UTF-8"); urlConnection.setReadTimeout(30000); urlConnection.setConnectTimeout(20000); urlConnection.connect(); String result = ""; BufferedReader in = null; in = new BufferedReader(new InputStreamReader(urlConnection.getInputStream(), "UTF-8")); String line = null; while ((line = in.readLine()) != null) { result += line; } return result; } }运行结果：
接收参数：
import com.alibaba.fastjson.JSON; import com.xtone.lovecartoon.csmtp.servlet.DaoServlet; import org.apache.log4j.Logger; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException; import java.io.PrintWriter; public class testNotify extends DaoServlet { public static Logger logger = Logger.getLogger("testNotify"); protected void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { doGet(request, response); } protected void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { response.setContentType("text/html;charset=UTF-8"); response.setCharacterEncoding("UTF-8"); PrintWriter out = response.getWriter(); request.setCharacterEncoding("utf-8"); / try { out.print("OK"); out.flush(); out.close(); System.out.println("请求参数： " + JSON.toJSONString(request.getParameterMap())); String name = getParam("name", request); String age = getParam("age", request); String sex = getParam("sex", request); System.out.println("name=" + name); System.out.println("age=" + age); System.out.println("sex=" + sex); } catch (Exception e) { logger.info("Error:" + e.getMessage()); e.printStackTrace(); } } private String getParam(String key, HttpServletRequest request) { try { return request.getParameter(key).toString(); } catch (Exception ex) { return ""; } }运行结果：
