在计算机系统中,用户权限控制是一种机制,用于限制用户对系统资源的访问和操作。它可以确保只有经过授权的用户可以执行特定的操作,并限制未经授权的用户的访问权限。
用户权限控制通常涉及以下几个方面:
- 用户认证:用户必须通过身份验证来证明自己的身份,通常使用用户名和密码进行认证。认证成功后,系统会分配一个特定的用户身份,用于后续的权限控制。
- 权限分配:系统管理员可以为每个用户分配特定的权限级别,以确定其可以访问和操作的资源。不同的权限级别通常对应不同的系统功能和操作。
- 访问控制列表(ACL):ACL是一种定义了特定资源的权限控制规则的列表。它可以指定哪些用户有权访问某个资源、以及对该资源的具体操作权限(读、写、执行等)。
- 角色权限控制:系统管理员可以为不同的用户定义不同的角色,并为每个角色分配特定的权限。这样,当用户被分配给某个角色后,其权限将自动继承该角色的权限。
通过合理的用户权限控制,系统可以实现以下几个目标: - 数据安全:限制未经授权的用户对敏感数据的访问,防止数据泄露和滥用。
- 系统稳定性:限制用户对系统资源的操作,防止恶意用户对系统进行破坏或影响系统稳定性。
- 合规性:确保系统遵守相关法律法规和行业标准,保护用户隐私和数据安全。
总之,用户权限控制是一项重要的安全措施,它可以帮助保护系统免受未经授权的访问和操作。在设计和实施用户权限控制时,需要根据具体的需求和风险评估,合理分配用户的权限,并定期审查和更新权限设置。
此处只有不同用户返回不同的菜单,通过用户名判断(admin为超级管理员 其他为普通管理员)
Controller接收请求,然后调用对应的service接口,再具体实现类中实现(Result是一个封装类,在我的文章"2-token生成"有代码)
java
@Override
public Result getMenuByUsername(String username) {
// System.out.println(username);
if(username.equals("admin")) {
// System.out.println("执行");
Map data1 = new HashMap();
data1.put("path", "/");
data1.put("name", "home");
data1.put("label", "首页");
data1.put("icon", "s-home");
data1.put("url", "Home/Home");
Map data2 = new HashMap();
data2.put("label", "患者管理");
data2.put("icon", "s-grid");
Map data23 = new HashMap();
data23.put("path", "/patient/page1");
data23.put("name", "patient/page1");
data23.put("label", "患者信息管理");
data23.put("icon", "setting");
data23.put("url", "Patient/PageOne");
Map data24 = new HashMap();
data24.put("path", "/patient/page2");
data24.put("name", "patient/page2");
data24.put("label", "患者预约记录管理");
data24.put("icon", "setting");
data24.put("url", "Patient/PageTwo");
List list2 = new ArrayList();
list2.add(data23);
list2.add(data24);
data2.put("children", list2);
Map data3 = new HashMap();
data3.put("label", "医生管理");
data3.put("icon", "s-grid");
Map data33 = new HashMap();
data33.put("path", "/doctor/page1");
data33.put("name", "doctor-page1");
data33.put("label", "医生信息管理");
data33.put("icon", "setting");
data33.put("url", "Doctor/PageOne");
Map data34 = new HashMap();
data34.put("path", "/doctor/page2");
data34.put("name", "doctor-page2");
data34.put("label", "医生排班管理");
data34.put("icon", "setting");
data34.put("url", "Doctor/PageTwo");
List list3 = new ArrayList();
list3.add(data33);
list3.add(data34);
data3.put("children", list3);
Map data4 = new HashMap();
data4.put("label", "科室管理");
data4.put("icon", "s-grid");
Map data43 = new HashMap();
data43.put("path", "/department/page1");
data43.put("name", "department/page1");
data43.put("label", "科室信息管理");
data43.put("icon", "setting");
data43.put("url", "Department/PageOne");
Map data44 = new HashMap();
data44.put("path", "/department/page2");
data44.put("name", "department/page2");
data44.put("label", "科室评价管理");
data44.put("icon", "setting");
data44.put("url", "Department/PageTwo");
List list4 = new ArrayList();
list4.add(data43);
list4.add(data44);
data4.put("children", list4);
Map data5 = new HashMap();
data5.put("label", "系统设置");
data5.put("icon", "setting");
Map data53 = new HashMap();
data53.put("path", "/set/page1");
data53.put("name", "set/page1");
data53.put("label", "用户权限管理");
data53.put("icon", "setting");
data53.put("url", "Set/PageOne");
Map data54 = new HashMap();
data54.put("path", "/set/page2");
data54.put("name", "/set/page2");
data54.put("label", "系统日志查看");
data54.put("icon", "setting");
data54.put("url", "Set/PageTwo");
List list5 = new ArrayList();
list5.add(data53);
list5.add(data54);
data5.put("children", list5);
List<Map> list = new ArrayList<>();
list.add(data1);
list.add(data2);
list.add(data3);
list.add(data4);
list.add(data5);
return Result.ok(list);
}else{
System.out.println(username);
Map data1 = new HashMap();
data1.put("path", "/");
data1.put("name", "home");
data1.put("label", "首页");
data1.put("icon", "s-home");
data1.put("url", "Home/Home");
Map data2 = new HashMap();
data2.put("label", "患者管理");
data2.put("icon", "s-grid");
Map data23 = new HashMap();
data23.put("path", "/patient/page1");
data23.put("name", "patient/page1");
data23.put("label", "患者信息管理");
data23.put("icon", "setting");
data23.put("url", "Patient/PageOne");
Map data24 = new HashMap();
data24.put("path", "/patient/page2");
data24.put("name", "patient/page2");
data24.put("label", "患者预约记录管理");
data24.put("icon", "setting");
data24.put("url", "Patient/PageTwo");
List list2 = new ArrayList();
list2.add(data23);
list2.add(data24);
data2.put("children", list2);
Map data3 = new HashMap();
data3.put("label", "医生管理");
data3.put("icon", "s-grid");
Map data33 = new HashMap();
data33.put("path", "/doctor/page1");
data33.put("name", "doctor-page1");
data33.put("label", "医生信息管理");
data33.put("icon", "setting");
data33.put("url", "Doctor/PageOne");
Map data34 = new HashMap();
data34.put("path", "/doctor/page2");
data34.put("name", "doctor-page2");
data34.put("label", "医生排班管理");
data34.put("icon", "setting");
data34.put("url", "Doctor/PageTwo");
List list3 = new ArrayList();
list3.add(data33);
list3.add(data34);
data3.put("children", list3);
Map data4 = new HashMap();
data4.put("label", "科室管理");
data4.put("icon", "s-grid");
Map data43 = new HashMap();
data43.put("path", "/department/page1");
data43.put("name", "department/page1");
data43.put("label", "科室信息管理");
data43.put("icon", "setting");
data43.put("url", "Department/PageOne");
Map data44 = new HashMap();
data44.put("path", "/department/page1");
data44.put("name", "department/page1");
data44.put("label", "科室评价管理");
data44.put("icon", "setting");
data44.put("url", "Department/PageT");
List list4 = new ArrayList();
list4.add(data43);
list4.add(data44);
data4.put("children", list4);
List<Map> list = new ArrayList<>();
list.add(data1);
list.add(data2);
list.add(data3);
list.add(data4);
return Result.ok(list);
}
}