Update RegMemberServlet.java

ticketing-master/src/com/cn/servlet/RegMemberServlet.java

@@ -20,60 +20,89 @@ import com.cn.util.DateUtil;
 
 import cn.hutool.crypto.SecureUtil;
 
+/**
+ * 会员注册的Servlet
+ */
 public class RegMemberServlet extends HttpServlet {
-	private static final long serialVersionUID = 1L;
+    private static final long serialVersionUID = 1L;
 
-	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
-		String userName = request.getParameter("username");
-		String password = request.getParameter("password");
-		
-		// md5加密
-		//String password = SecureUtil.md5(passwd);
-		
+    /**
+     * 处理GET请求的方法。
+     * 当客户端发送GET请求到此Servlet时，这个方法会被调用。
+     * @param request HttpServletRequest对象，包含客户端请求信息。
+     * @param response HttpServletResponse对象，用于发送响应到客户端。
+     * @throws ServletException 可能抛出的Servlet异常。
+     * @throws IOException 可能抛出的IO异常。
+     */
+    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+        // 从请求中获取用户名和密码参数
+        String userName = request.getParameter("username");
+        String password = request.getParameter("password");
+        
+        // 获取PrintWriter对象，用于向客户端发送响应
         PrintWriter out = response.getWriter();
-		
-		MemberDao memberDao = new MemberDaoImpl();
-		MemberService memberService = new MemberServiceImpl(memberDao);
-		
-		//校验用户名是否已经存在
-		if(memberService.getMemberByName(userName) == null) {
-			// 不存在，可以创建
-		    Member member = new Member(userName, password, DateUtil.now(), 0, DateUtil.now());
-		    int countNumber = memberService.addMember(member);
-		    
-		    if(countNumber == 1) {
-			
-			    // 将个人信息存储到pmember
-			    Pmember pmember = new Pmember();
-			    Integer memberId = memberService.getMemberByName(userName).getMemberId();
-			    pmember.setMemberId(memberId);
-			
-			    String realName = request.getParameter("realName");
-			    String sex = request.getParameter("sex");
-			    Integer age = Integer.valueOf(request.getParameter("age"));
-			    String idCard = request.getParameter("idCard");
-			
-			    pmember.setRealName(realName);
-			    pmember.setSex(sex);
-			    pmember.setAge(age);
-			    pmember.setIdCard(idCard);
-			
-			    PmemberService pmemberService = new PmemberServiceImpl();
-			    pmemberService.add(pmember);
-			
-			    out.write("<script>alert('注册成功，点击登录！');window.location.href='pages/user/memberLogin.jsp'</script>");
-		    } else {
-			    out.write("<script>alert('注册失败！');window.location.href='pages/user/memberReg.jsp'</script>");
-		    } 
+        
+        // 创建MemberDao的实现类对象，用于访问会员相关的数据库操作
+        MemberDao memberDao = new MemberDaoImpl();
+        // 创建MemberService的实现类对象，用于访问会员相关的业务逻辑
+        MemberService memberService = new MemberServiceImpl(memberDao);
+        
+        // 校验用户名是否已经存在
+        if(memberService.getMemberByName(userName) == null) {
+            // 不存在，可以创建
+            // 创建新的会员对象，并设置注册时间和登录时间
+            Member member = new Member(userName, password, DateUtil.now(), 0, DateUtil.now());
+            // 将会员对象添加到数据库
+            int countNumber = memberService.addMember(member);
+            
+            if(countNumber == 1) {
+                // 添加成功，将个人信息存储到pmember
+                Pmember pmember = new Pmember();
+                // 获取刚注册会员的ID
+                Integer memberId = memberService.getMemberByName(userName).getMemberId();
+                pmember.setMemberId(memberId);
+                
+                // 从请求中获取个人信息参数
+                String realName = request.getParameter("realName");
+                String sex = request.getParameter("sex");
+                Integer age = Integer.valueOf(request.getParameter("age"));
+                String idCard = request.getParameter("idCard");
+                
+                // 设置pmember对象的个人信息
+                pmember.setRealName(realName);
+                pmember.setSex(sex);
+                pmember.setAge(age);
+                pmember.setIdCard(idCard);
+                
+                // 创建PmemberService的实现类对象，用于访问会员个人信息相关的业务逻辑
+                PmemberService pmemberService = new PmemberServiceImpl();
+                // 将pmember对象添加到数据库
+                pmemberService.add(pmember);
+                
+                // 输出JavaScript代码，用于弹出注册成功提示，并跳转到登录页面
+                out.write("<script>alert('注册成功，点击登录！');window.location.href='pages/user/memberLogin.jsp'</script>");
+            } else {
+                // 输出JavaScript代码，用于弹出注册失败提示，并跳转到注册页面
+                out.write("<script>alert('注册失败！');window.location.href='pages/user/memberReg.jsp'</script>");
+            }
         } else {
-			// 存在
-			out.write("<script>alert('用户名已存在，请重新输入！');window.location.href='pages/admin/right/addMember.jsp'</script>");
-		}
-		out.close();
-	}
+            // 输出JavaScript代码，用于弹出用户名已存在提示，并跳转到添加会员页面
+            out.write("<script>alert('用户名已存在，请重新输入！');window.location.href='pages/admin/right/addMember.jsp'</script>");
+        }
+        // 关闭PrintWriter对象
+        out.close();
+    }
 
-	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
-		doGet(request, response);
-	}
+    /**
+     * 处理POST请求的方法。
+     * 当客户端发送POST请求时，这个方法会被调用。
+     * @param request HttpServletRequest对象，包含客户端请求信息。
+     * @param response HttpServletResponse对象，用于发送响应到客户端。
+     * @throws ServletException 可能抛出的Servlet异常。
+     * @throws IOException 可能抛出的IO异常。
+     */
+    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+        doGet(request, response);
+    }
 
-}
+}