Merge pull request #517 from 1414080902208/master

#5 提交实验代码 #226

jweb/src/edu/hzu/javaweb/labs/se1414080902208/EncodeFilter.java

@@ -0,0 +1,42 @@
+package edu.hzu.javaweb.labs.se1414080902208;
+
+
+import java.io.IOException;
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.annotation.WebFilter;
+
+/**
+ * Servlet Filter implementation class EncodeFilter
+ */
+@WebFilter(filterName="EncodeFilter",urlPatterns="/*")
+public class EncodeFilter implements Filter {
+
+    public EncodeFilter() {
+
+    }
+
+
+ 	public void destroy() {
+
+ 	}
+
+
+ 	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
+
+		System.out.println("±àÂë¹ýÂË...");
+		request.setCharacterEncoding("UTF-8");
+
+         response.setContentType("text/html;charset=UTF-8");
+
+ 		chain.doFilter(request, response);
+ 	}
+
+ 	public void init(FilterConfig fConfig) throws ServletException {
+ 		System.out.println("ͳһ±àÂë...");
+ 	}
+

jweb/src/edu/hzu/javaweb/labs/se1414080902208/LoginFilter.java

@@ -0,0 +1,46 @@
+package edu.hzu.javaweb.labs.se1414080902208;
+
+import java.io.IOException;
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.annotation.WebFilter;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+/**
+ * Servlet Filter implementation class LoginFilter
+ */
+ +@WebFilter(filterName="LoginFilter",urlPatterns="/login.jsp")
+public class LoginFilter implements Filter {
+
+   public LoginFilter() {
+
+   }
+	public void destroy() {
+
+ 	}
+ 	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
+
+		HttpServletRequest req = (HttpServletRequest) request;
+       HttpServletResponse resp = (HttpServletResponse) response;
+
+        HttpSession session = req.getSession();
+         String path=req.getContextPath();
+        String basePath=req.getScheme()+"://"+req.getServerName()+":"+req.getServerPort()+path;
+       String userName=(String)session.getAttribute("username");
+        if (userName==null) {
+       	resp.sendRedirect(basePath+"/faile.jsp");
+       } else {   
+        	chain.doFilter(request, response);
+        }  
+	}
+	public void init(FilterConfig fConfig) throws ServletException {
+		System.out.println("µÇ¼¹ýÂË...");
+	}
+
+ } 

jweb/src/edu/hzu/javaweb/labs/se1414080902208/Se1414080902208Servlet.java

@@ -0,0 +1,55 @@
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+  @WebServlet("/1414080902208")
+  public class Se1414080902208Servlet extends HttpServlet {
+
+  		request.setCharacterEncoding("gb2312");
+  		response.setCharacterEncoding("gb2312");
+  		PrintWriter out = response.getWriter();
+ 		String Score = new String(request.getParameter("score"));
+ 		String Comment = new String(request.getParameter("comment"));
+ 		HttpSession session=request.getSession(true);
+ 		String msg = "";
+  		if (Score.equals("")) {
+ 			out.println("评分不能为空");
+ 			msg = "评分不能为空";
+  		} else if (Comment.equals("")) {
+ 			out.println("评论不能为空");
+ 			msg = "评论不能为空";
+  		} else {
+  			boolean flat = true;
+  			char[] str=Score.toCharArray();
+  			for (int i = 0;i < Score.length();i++) {
+  				int x = str[i] - '0';
+  				if (!(x >= 0 && x <= 10)) {
+ // 评分最大为10分	
+	                     out.println("请输入正确的评分");
+ 					msg = "请输入正确的评分";
+  					flat = false;
+  					break;
+  				}
+
+  				for (int i = 0;i < Amount.length();i++) {
+  					int x = sstr[i] - '0';
+  					if (!(x >= 0 && x <= 100)) {
+
+ //评论字数最多为100				out.println("请在字数范围内输入评论");
+ 						msg = "请在字数范围内输入评论";
+  						flat = false;
+  						break;
+  					}
+  				}
+  			}
+ 			if (flat) out.println("评价成功");
+ 			if (flat) msg = "评价成功";
+  		}
+ 		System.out.println(msg);
+ 		request.setAttribute("message", msg);
+ 		request.getRequestDispatcher("/index.jsp").forward(request, response);
+
+ 		session.setAttribute("message", msg);
+
+
+

jweb/web/1414080902208/index.jsp

@@ -0,0 +1,50 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+  <html xmlns="http://www.w3.org/1999/xhtml">
+<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
+ <head>
+ <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
+ <link href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet">
+
+          <center>Now time is: 
+          <%=new java.util.Date()%>
+         </center>
+ 	   	  <form id="register" action="servlet/Se1414080902208Servlet" method="post">
+ 	   	  <form id="register" action="/LabForTwo/servlet/Se1414080902208Servlet" method="post">
+  		  	<div class="form-group">
+                  <label for="score">Score *</label>
+               <input type="text" id="Score" class="form-control" />
+
+  			</div>
+  			<div class="form-group">
+                  <label for="comment">Comment *</label>
+               <input type="text" id="Comment" class="form-control"/>
+
+              <c:if test="${!empty sessionScope.message}">
+               	<c:out value="${sessionScope.message}"></c:out>&nbsp;&nbsp;
+              </c:if>
+  			</div>
+  			<div style = "text-align:right;">
+		<button type="button" class="btn btn-default">Confirm</button>
+ 			<button type="submit" class="btn btn-default">Confirm</button>
+  			</div>
+  			</form>
+  	</div>
+
+  </body>
+	<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
+	<!-- <script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
+      <script src="http://cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
+      <script type="text/javascript">
+        $( ".btn" ).click(function() {
+ @@ -42,9 +46,10 @@ ATM Transfer
+            type : "post",
+            datatype:"html",
+            success: function(data){
+           alert(data);
+          //alert(data);
+          }});
+        });
+      </script>
+    -->
+
+  </html>