图片验证接口。

src/main/java/com/ekexiu/portal/util/CheckPictureVC.java

@@ -0,0 +1,41 @@
package com.ekexiu.portal.util;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
public class CheckPictureVC extends HttpServlet {
	private static final long serialVersionUID = 6646907154658170994L;
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        response.setContentType("text/html;charset=utf-8");
		HttpSession session = request.getSession();
        String verification = (String)session.getAttribute("verification");
        String submitVerification = request.getParameter("submitVerification");
        PrintWriter out = response.getWriter();
        if(verification!=null && submitVerification!=null){
            if(verification.toLowerCase().equals(submitVerification.toLowerCase())){
            	out.println("Verification successful !");
            }
            else{
                out.println("Verification failure !");
            }
            
        }
        else{
            out.println("Picture is expire !");
        }
        session.removeAttribute("verification");//防止用户重复提交表单
        
    }
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doGet(request, response);
    }
}

src/main/webapp/WEB-INF/web.xml

@@ -37,7 +37,7 @@
  	<!--设置FileDownloadServlet的初始化参数-->
	<init-param>
		<param-name>accessoryFolder</param-name>
		<param-value>/kexiu/www/html/accessory</param-value>
		<param-value>D:/application/Workspaces/ekexiu.com.portal/src/main/webapp/accessory</param-value>
	</init-param>
  	<load-on-startup>4</load-on-startup>
  </servlet>
@@ -46,6 +46,11 @@
  	<servlet-class>com.ekexiu.portal.util.PictureVC</servlet-class>
  	<load-on-startup>5</load-on-startup>
  </servlet>
  <servlet>
  	<servlet-name>CheckPictureVC</servlet-name>
  	<servlet-class>com.ekexiu.portal.util.CheckPictureVC</servlet-class>
  	<load-on-startup>6</load-on-startup>
  </servlet>
  
  <servlet-mapping>
    <servlet-name>ajax</servlet-name>
@@ -67,4 +72,8 @@
    <servlet-name>PictureVC</servlet-name>
    <url-pattern>/ajax/PictureVC</url-pattern>
  </servlet-mapping>
  <servlet-mapping>
    <servlet-name>CheckPictureVC</servlet-name>
    <url-pattern>/ajax/CheckPictureVC</url-pattern>
  </servlet-mapping>
</web-app>