>?userDb?=?new?HashMap<>();????@SuppressWarnings("unused")????private?static?class?UserLogin?{????????public?String?name;????????public?String?password;????}????????public?UserController()?{????????userDb.put("tom",?Arrays.asList("user"));????????userDb.put("wen",?Arrays.asList("user",?"admin"));????}????/*以上是模擬數(shù)據(jù)庫(kù)，并往數(shù)據(jù)庫(kù)插入tom和sally兩條記錄*/????????????@RequestMapping(value?=?"login",?method?=?RequestMethod.POST)????public?LoginResponse?login(@RequestBody?final?UserLogin?login)????????throws?ServletException?{????????if?(login.name?==?null?||?!userDb.containsKey(login.name))?{????????????throw?new?ServletException("Invalid?login");????????}????????????????//加密生成token????????return?new?LoginResponse(Jwts.builder().setSubject(login.name)????????????.claim("roles",?userDb.get(login.name)).setIssuedAt(new?Date())????????????.signWith(SignatureAlgorithm.HS256,?"secretkey").compact());????}????@SuppressWarnings("unused")????private?static?class?LoginResponse?{????????public?String?token;????????public?LoginResponse(final?String?token)?{????????????this.token?=?token;????????}????}}ApiController.javapackage?com.nibado.example.jwtangspr;import?io.jsonwebtoken.Claims;import?java.util.List;import?javax.servlet.ServletException;import?javax.servlet.http.HttpServletRequest;import?org.springframework.web.bind.annotation.PathVariable;import?org.springframework.web.bind.annotation.RequestMapping;import?org.springframework.web.bind.annotation.RequestMethod;import?org.springframework.web.bind.annotation.RestController;@RestController@RequestMapping("/api")public?class?ApiController?{?@SuppressWarnings("unchecked")?@RequestMapping(value?=?"role/{role}",?method?=?RequestMethod.GET)?public?Boolean?login(@PathVariable?final?String?role,???final?HttpServletRequest?request)?throws?ServletException?{??final?Claims?claims?=?(Claims)?request.getAttribute("claims");??return?((List)?claims.get("roles")).contains(role);?}}index.html?????????????????????????????????????????
{{greeting}}
???Please?log?in?(tom?and?sally?are?valid?names)
?????Username:???????????Error:???{{error.data.message}}????????????
Success!?Welcome?{{userName}}
?????(logout)????????????{{userName}}?is?a???????User??????????Admin???????????Foo???????????????app.jsvar?appModule?=?angular.module('myApp',?[]);appModule.controller('MainCtrl',?['mainService','$scope','$http',????????function(mainService,?$scope,?$http)?{????????????$scope.greeting?=?'Welcome?to?the?JSON?Web?Token?/?AngularJR?/?Spring?example!';????????????$scope.token?=?null;????????????$scope.error?=?null;????????????$scope.roleUser?=?false;????????????$scope.roleAdmin?=?false;????????????$scope.roleFoo?=?false;????????????$scope.login?=?function()?{????????????????$scope.error?=?null;????????????????mainService.login($scope.userName).then(function(token)?{????????????????????$scope.token?=?token;????????????????????$http.defaults.headers.common.Authorization?=?'Bearer?'?+?token;????????????????????$scope.checkRoles();????????????????},????????????????function(error){????????????????????$scope.error?=?error????????????????????$scope.userName?=?'';????????????????});????????????}????????????$scope.checkRoles?=?function()?{????????????????mainService.hasRole('user').then(function(user)?{$scope.roleUser?=?user});????????????????mainService.hasRole('admin').then(function(admin)?{$scope.roleAdmin?=?admin});????????????????mainService.hasRole('foo').then(function(foo)?{$scope.roleFoo?=?foo});????????????}????????????$scope.logout?=?function()?{????????????????$scope.userName?=?'';????????????????$scope.token?=?null;????????????????$http.defaults.headers.common.Authorization?=?'';????????????}????????????$scope.loggedIn?=?function()?{????????????????return?$scope.token?!==?null;????????????}????????}?]);appModule.service('mainService',?function($http)?{????return?{????????login?:?function(username)?{????????????return?$http.post('/user/login',?{name:?username}).then(function(response)?{????????????????return?response.data.token;????????????});????????},????????hasRole?:?function(role)?{????????????return?$http.get('/api/role/'?+?role).then(function(response){????????????????console.log(response);????????????????return?response.data;????????????});????????}????};});運(yùn)行應(yīng)用" data-itemshowtype="0" tab="innerlink" data-linktype="2">var?appModule?=?angular.module('myApp',?[]);

appModule.controller('MainCtrl',?['mainService','$scope','$http',
????????function(mainService,?$scope,?$http)?{
????????????$scope.greeting?=?'Welcome?to?the?JSON?Web?Token?/?AngularJR?/?Spring?example!';
????????????$scope.token?=?null;
????????????$scope.error?=?null;
????????????$scope.roleUser?=?false;
????????????$scope.roleAdmin?=?false;
????????????$scope.roleFoo?=?false;

????????????$scope.login?=?function()?{
????????????????$scope.error?=?null;
????????????????mainService.login($scope.userName).then(function(token)?{
????????????????????$scope.token?=?token;
????????????????????$http.defaults.headers.common.Authorization?=?'Bearer?'?+?token;
????????????????????$scope.checkRoles();
????????????????},
????????????????function(error){
????????????????????$scope.error?=?error
????????????????????$scope.userName?=?'';
????????????????});
????????????}

????????????$scope.checkRoles?=?function()?{
????????????????mainService.hasRole('user').then(function(user)?{$scope.roleUser?=?user});
????????????????mainService.hasRole('admin').then(function(admin)?{$scope.roleAdmin?=?admin});
????????????????mainService.hasRole('foo').then(function(foo)?{$scope.roleFoo?=?foo});
????????????}

????????????$scope.logout?=?function()?{
????????????????$scope.userName?=?'';
????????????????$scope.token?=?null;
????????????????$http.defaults.headers.common.Authorization?=?'';
????????????}

????????????$scope.loggedIn?=?function()?{
????????????????return?$scope.token?!==?null;
????????????}
????????}?]);



appModule.service('mainService',?function($http)?{
????return?{
????????login?:?function(username)?{
????????????return?$http.post('/user/login',?{name:?username}).then(function(response)?{
????????????????return?response.data.token;
????????????});
????????},

????????hasRole?:?function(role)?{
????????????return?$http.get('/api/role/'?+?role).then(function(response){
????????????????console.log(response);
????????????????return?response.data;
????????????});
????????}
????};
});

>?userDb?=?new?HashMap<>();????@SuppressWarnings("unused")????private?static?class?UserLogin?{????????public?String?name;????????public?String?password;????}????????public?UserController()?{????????userDb.put("tom",?Arrays.asList("user"));????????userDb.put("wen",?Arrays.asList("user",?"admin"));????}????/*以上是模擬數(shù)據(jù)庫(kù)，并往數(shù)據(jù)庫(kù)插入tom和sally兩條記錄*/????????????@RequestMapping(value?=?"login",?method?=?RequestMethod.POST)????public?LoginResponse?login(@RequestBody?final?UserLogin?login)????????throws?ServletException?{????????if?(login.name?==?null?||?!userDb.containsKey(login.name))?{????????????throw?new?ServletException("Invalid?login");????????}????????????????//加密生成token????????return?new?LoginResponse(Jwts.builder().setSubject(login.name)????????????.claim("roles",?userDb.get(login.name)).setIssuedAt(new?Date())????????????.signWith(SignatureAlgorithm.HS256,?"secretkey").compact());????}????@SuppressWarnings("unused")????private?static?class?LoginResponse?{????????public?String?token;????????public?LoginResponse(final?String?token)?{????????????this.token?=?token;????????}????}}ApiController.javapackage?com.nibado.example.jwtangspr;import?io.jsonwebtoken.Claims;import?java.util.List;import?javax.servlet.ServletException;import?javax.servlet.http.HttpServletRequest;import?org.springframework.web.bind.annotation.PathVariable;import?org.springframework.web.bind.annotation.RequestMapping;import?org.springframework.web.bind.annotation.RequestMethod;import?org.springframework.web.bind.annotation.RestController;@RestController@RequestMapping("/api")public?class?ApiController?{?@SuppressWarnings("unchecked")?@RequestMapping(value?=?"role/{role}",?method?=?RequestMethod.GET)?public?Boolean?login(@PathVariable?final?String?role,???final?HttpServletRequest?request)?throws?ServletException?{??final?Claims?claims?=?(Claims)?request.getAttribute("claims");??return?((List)?claims.get("roles")).contains(role);?}}index.html?????????????????????????????????????????

{{greeting}}

??????{{userName}}?is?a???????User??????????Admin???????????Foo???????????????app.jsvar?appModule?=?angular.module('myApp',?[]);appModule.controller('MainCtrl',?['mainService','$scope','$http',????????function(mainService,?$scope,?$http)?{????????????$scope.greeting?=?'Welcome?to?the?JSON?Web?Token?/?AngularJR?/?Spring?example!';????????????$scope.token?=?null;????????????$scope.error?=?null;????????????$scope.roleUser?=?false;????????????$scope.roleAdmin?=?false;????????????$scope.roleFoo?=?false;????????????$scope.login?=?function()?{????????????????$scope.error?=?null;????????????????mainService.login($scope.userName).then(function(token)?{????????????????????$scope.token?=?token;????????????????????$http.defaults.headers.common.Authorization?=?'Bearer?'?+?token;????????????????????$scope.checkRoles();????????????????},????????????????function(error){????????????????????$scope.error?=?error????????????????????$scope.userName?=?'';????????????????});????????????}????????????$scope.checkRoles?=?function()?{????????????????mainService.hasRole('user').then(function(user)?{$scope.roleUser?=?user});????????????????mainService.hasRole('admin').then(function(admin)?{$scope.roleAdmin?=?admin});????????????????mainService.hasRole('foo').then(function(foo)?{$scope.roleFoo?=?foo});????????????}????????????$scope.logout?=?function()?{????????????????$scope.userName?=?'';????????????????$scope.token?=?null;????????????????$http.defaults.headers.common.Authorization?=?'';????????????}????????????$scope.loggedIn?=?function()?{????????????????return?$scope.token?!==?null;????????????}????????}?]);appModule.service('mainService',?function($http)?{????return?{????????login?:?function(username)?{????????????return?$http.post('/user/login',?{name:?username}).then(function(response)?{????????????????return?response.data.token;????????????});????????},????????hasRole?:?function(role)?{????????????return?$http.get('/api/role/'?+?role).then(function(response){????????????????console.log(response);????????????????return?response.data;????????????});????????}????};});運(yùn)行應(yīng)用" data-itemshowtype="0" tab="innerlink" style="color: rgb(58, 58, 58);" data-linktype="2">運(yùn)行應(yīng)用

效果

原文鏈接：https://blog.csdn.net/change_on/article/details/76279441

版權(quán)聲明：本文為CSDN博主「J_小浩子」的原創(chuàng)文章，遵循CC 4.0 BY-SA版權(quán)協(xié)議，轉(zhuǎn)載請(qǐng)附上原文出處鏈接及本聲明。

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