diff --git a/ticketing-master/src/com/cn/domain/Admin.java b/ticketing-master/src/com/cn/domain/Admin.java
index bb6667b..dcad3f3 100644
--- a/ticketing-master/src/com/cn/domain/Admin.java
+++ b/ticketing-master/src/com/cn/domain/Admin.java
@@ -1,87 +1,138 @@
-package com.cn.domain;
+package com.cn.domain; // 定义类的包名
 
-import java.sql.Timestamp;
+import java.sql.Timestamp; // 导入Timestamp类，用于处理日期和时间
 
 /**
+ * Admin类，代表管理员实体。
+ * <p>该类包含了管理员的所有基本信息，如ID、姓名、密码等，以及相关的getter和setter方法。</p>
  * @className Admin
  * @description 管理员实体类
  * @author lxs
  * @date 2019年9月1日
  */
 public class Admin {
-	private Integer adminId;	//管理员id
-	private String userName;	//管理员姓名
-	private String password;	//管理员密码
-	private Timestamp creatTime;//创建时间
-	private Integer flag;		//管理员权限
-	private Integer isUse;		//管理员状态
-	private Timestamp loginTime;//登录时间
-	public Admin(Integer adminId, String userName, String password, Timestamp creatTime, Integer flag, Integer isUse,
-			Timestamp loginTime) {
-		this.adminId = adminId;
-		this.userName = userName;
-		this.password = password;
-		this.creatTime = creatTime;
-		this.flag = flag;
-		this.isUse = isUse;
-		this.loginTime = loginTime;
-	}
-	public Admin(String userName, String password, Timestamp creatTime, Integer flag, Integer isUse,
-			Timestamp loginTime) {
-		this.userName = userName;
-		this.password = password;
-		this.creatTime = creatTime;
-		this.flag = flag;
-		this.isUse = isUse;
-		this.loginTime = loginTime;
-	}
-	public Admin() {
-	}
-	public Integer getAdminId() {
-		return adminId;
-	}
-	public void setAdminId(Integer adminId) {
-		this.adminId = adminId;
-	}
-	public String getUserName() {
-		return userName;
-	}
-	public void setUserName(String userName) {
-		this.userName = userName;
-	}
-	public String getPassword() {
-		return password;
-	}
-	public void setPassword(String password) {
-		this.password = password;
-	}
-	public Timestamp getCreatTime() {
-		return creatTime;
-	}
-	public void setCreatTime(Timestamp creatTime) {
-		this.creatTime = creatTime;
-	}
-	public Integer getFlag() {
-		return flag;
-	}
-	public void setFlag(Integer flag) {
-		this.flag = flag;
-	}
-	public Integer getIsUse() {
-		return isUse;
-	}
-	public void setIsUse(Integer isUse) {
-		this.isUse = isUse;
-	}
-	public Timestamp getLoginTime() {
-		return loginTime;
-	}
-	public void setLoginTime(Timestamp loginTime) {
-		this.loginTime = loginTime;
-	}
-	@Override
-	public String toString() {
-		return "Admin [adminId=" + adminId + ", userName=" + userName + ", password=" + password + ", creatTime="
-				+ creatTime + ", flag=" + flag + ", isUse=" + isUse + ", loginTime=" + loginTime + "]";
-	}
+    // 管理员id
+    private Integer adminId;	
+    // 管理员姓名
+    private String userName;	
+    // 管理员密码
+    private String password;	
+    // 创建时间
+    private Timestamp creatTime;	
+    // 管理员权限
+    private Integer flag;		
+    // 管理员状态
+    private Integer isUse;		
+    // 登录时间
+    private Timestamp loginTime;	
+
+    /**
+     * 构造函数，用于创建包含所有属性的Admin对象。
+     */
+    public Admin(Integer adminId, String userName, String password, Timestamp creatTime, Integer flag, Integer isUse,
+            Timestamp loginTime) {
+        this.adminId = adminId;
+        this.userName = userName;
+        this.password = password;
+        this.creatTime = creatTime;
+        this.flag = flag;
+        this.isUse = isUse;
+        this.loginTime = loginTime;
+    }
+
+    /**
+     * 构造函数，用于创建不包含adminId的Admin对象。
+     */
+    public Admin(String userName, String password, Timestamp creatTime, Integer flag, Integer isUse,
+            Timestamp loginTime) {
+        this.userName = userName;
+        this.password = password;
+        this.creatTime = creatTime;
+        this.flag = flag;
+        this.isUse = isUse;
+        this.loginTime = loginTime;
+    }
+
+    /**
+     * 无参构造函数。
+     */
+    public Admin() {
+    }
+
+    // 获取管理员id
+    public Integer getAdminId() {
+        return adminId;
+    }
+
+    // 设置管理员id
+    public void setAdminId(Integer adminId) {
+        this.adminId = adminId;
+    }
+
+    // 获取管理员姓名
+    public String getUserName() {
+        return userName;
+    }
+
+    // 设置管理员姓名
+    public void setUserName(String userName) {
+        this.userName = userName;
+    }
+
+    // 获取管理员密码
+    public String getPassword() {
+        return password;
+    }
+
+    // 设置管理员密码
+    public void setPassword(String password) {
+        this.password = password;
+    }
+
+    // 获取创建时间
+    public Timestamp getCreatTime() {
+        return creatTime;
+    }
+
+    // 设置创建时间
+    public void setCreatTime(Timestamp creatTime) {
+        this.creatTime = creatTime;
+    }
+
+    // 获取管理员权限
+    public Integer getFlag() {
+        return flag;
+    }
+
+    // 设置管理员权限
+    public void setFlag(Integer flag) {
+        this.flag = flag;
+    }
+
+    // 获取管理员状态
+    public Integer getIsUse() {
+        return isUse;
+    }
+
+    // 设置管理员状态
+    public void setIsUse(Integer isUse) {
+        this.isUse = isUse;
+    }
+
+    // 获取登录时间
+    public Timestamp getLoginTime() {
+        return loginTime;
+    }
+
+    // 设置登录时间
+    public void setLoginTime(Timestamp loginTime) {
+        this.loginTime = loginTime;
+    }
+
+    // 返回Admin对象的字符串表示形式
+    @Override
+    public String toString() {
+        return "Admin [adminId=" + adminId + ", userName=" + userName + ", password=" + password + ", creatTime="
+                + creatTime + ", flag=" + flag + ", isUse=" + isUse + ", loginTime=" + loginTime + "]";
+    }
 }