Add roles for relationship between user and applications.

src/main/java/org/cerberus/entities/persistence/Application.java

@@ -24,13 +24,8 @@ public class Application {
     @OneToMany(mappedBy = "application")
     private List<ConfigurationFile> configurationFileList;
 
-    @ManyToMany
-    @JoinTable(
-            name = "administrator",
-            joinColumns = @JoinColumn(name = "user_id", referencedColumnName = "id"),
-            inverseJoinColumns = @JoinColumn(name = "application_id", referencedColumnName = "id")
-    )
-    private List<User> administratorList;
+    @OneToMany(mappedBy = "application")
+    private List<ApplicationRole> administratorList;
 
     public String getId() {
         return id;
@@ -64,11 +59,11 @@ public class Application {
         this.configurationFileList = configurationFileList;
     }
 
-    public List<User> getAdministratorList() {
+    public List<ApplicationRole> getAdministratorList() {
         return administratorList;
     }
 
-    public void setAdministratorList(List<User> administratorList) {
+    public void setAdministratorList(List<ApplicationRole> administratorList) {
         this.administratorList = administratorList;
     }
 }

src/main/java/org/cerberus/entities/persistence/ApplicationRole.java

@@ -0,0 +1,86 @@
+package org.cerberus.entities.persistence;
+
+import org.cerberus.constant.Role;
+
+import javax.persistence.*;
+
+import java.io.Serializable;
+
+import static javax.persistence.FetchType.LAZY;
+
+@Entity
+@Table(name = "application_role")
+public class ApplicationRole {
+    @Embeddable
+    public static class ApplicationRoleId implements Serializable {
+        @Column(name = "user_id")
+        private String userId;
+        @Column(name = "application_id")
+        private String applicationId;
+
+        String getUserId() {
+            return userId;
+        }
+
+        void setUserId(String userId) {
+            this.userId = userId;
+        }
+
+        String getApplicationId() {
+            return applicationId;
+        }
+
+        void setApplicationId(String applicationId) {
+            this.applicationId = applicationId;
+        }
+    }
+
+    @EmbeddedId
+    private ApplicationRoleId id;
+
+    @Enumerated
+    private Role role;
+
+    @ManyToOne(fetch = LAZY)
+    @JoinColumn(name = "user_id", insertable = false, updatable = false)
+    private User user;
+
+    @ManyToOne(fetch = LAZY)
+    @JoinColumn(name = "application_id", insertable = false, updatable = false)
+    private Application application;
+
+    public ApplicationRoleId getId() {
+        if(id == null) {
+            id = new ApplicationRoleId();
+        }
+        return id;
+    }
+
+    public void setId(ApplicationRoleId id) {
+        this.id = id;
+    }
+
+    public Role getRole() {
+        return role;
+    }
+
+    public void setRole(Role role) {
+        this.role = role;
+    }
+
+    public User getUser() {
+        return user;
+    }
+
+    public void setUser(User user) {
+        this.user = user;
+    }
+
+    public Application getApplication() {
+        return application;
+    }
+
+    public void setApplication(Application application) {
+        this.application = application;
+    }
+}

src/main/java/org/cerberus/entities/persistence/User.java

@@ -25,17 +25,12 @@ public class User {
     @Column(nullable = false)
     private String password;
 
-    @Column(name = "inscription_date", nullable = false)
+    @Column(nullable = false)
     @Generated(GenerationTime.ALWAYS)
     private LocalDate inscriptionDate;
 
-    @ManyToMany
-    @JoinTable(
-            name = "administrator",
-            joinColumns = @JoinColumn(name = "application_id", referencedColumnName = "id"),
-            inverseJoinColumns = @JoinColumn(name = "user_id", referencedColumnName = "id")
-    )
-    private List<Application> applicationList;
+    @OneToMany(mappedBy = "user")
+    private List<ApplicationRole> applicationRoleList;
 
     public String getId() {
         return id;
@@ -77,11 +72,11 @@ public class User {
         this.inscriptionDate = inscriptionDate;
     }
 
-    public List<Application> getApplicationList() {
-        return applicationList;
+    public List<ApplicationRole> getApplicationRoleList() {
+        return applicationRoleList;
     }
 
-    public void setApplicationList(List<Application> applicationList) {
-        this.applicationList = applicationList;
+    public void setApplicationRoleList(List<ApplicationRole> applicationRoleList) {
+        this.applicationRoleList = applicationRoleList;
     }
 }

src/main/java/org/cerberus/repositories/UserRepository.java

@@ -1,13 +1,18 @@
 package org.cerberus.repositories;
 
+import org.cerberus.entities.persistence.ApplicationRole;
 import org.cerberus.entities.persistence.User;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 
+import java.util.List;
 import java.util.Optional;
 
 public interface UserRepository extends JpaRepository<User, String> {
     @Query("SELECT u FROM User u WHERE u.email = :email")
     Optional<User> findByEmail(@Param("email") String email);
+
+    @Query("SELECT ar FROM ApplicationRole ar JOIN FETCH ar.application WHERE ar.user.email = :email")
+    List<ApplicationRole> getApplicationRolesByEmail(@Param("email") String email);
 }

src/main/java/org/cerberus/services/UserService.java

@@ -1,16 +1,19 @@
 package org.cerberus.services;
 
+import org.cerberus.constant.Role;
 import org.cerberus.core.config.security.CustomAuthenticationProvider;
 import org.cerberus.core.exceptions.BadRequestException;
+import org.cerberus.entities.persistence.ApplicationRole;
 import org.cerberus.entities.persistence.User;
 import org.cerberus.repositories.UserRepository;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
+import org.springframework.security.core.GrantedAuthority;
 import org.springframework.security.core.authority.SimpleGrantedAuthority;
 import org.springframework.stereotype.Service;
 
-import javax.swing.text.html.Option;
-import java.util.Collections;
+import java.util.Collection;
 import java.util.Optional;
+import java.util.stream.Collectors;
 
 @Service
 public class UserService {
@@ -28,7 +31,7 @@ public class UserService {
         authenticationProvider.authenticate(new UsernamePasswordAuthenticationToken(
                 user.getEmail(),
                 user.getPassword(),
-                Collections.singleton(new SimpleGrantedAuthority("APPLICATION_ADMIN"))
+                fetchGrantedAuthorities(user)
         ));
     }
 
@@ -39,4 +42,12 @@ public class UserService {
             throw new BadRequestException("Credentials are incorrect.");
         }
     }
+
+    Collection<GrantedAuthority> fetchGrantedAuthorities(User user) {
+        return userRepository.getApplicationRolesByEmail(user.getEmail()).stream()
+                .map(ApplicationRole::getRole)
+                .map(Role::name)
+                .map(SimpleGrantedAuthority::new)
+                .collect(Collectors.toSet());
+    }
 }

src/main/sql/1.0.0-SNAPSHOT

@@ -23,12 +23,13 @@ CREATE TABLE configuration_file (
 );
 CREATE INDEX configuration_file_application_id_idx ON configuration_file(application_id);
 
-CREATE TABLE administrator (
+CREATE TABLE application_role (
     user_id uuid NOT NULL,
     application_id uuid NOT NULL,
-    CONSTRAINT administrator_pk PRIMARY KEY (user_id, application_id),
-    CONSTRAINT administrator_user_id FOREIGN KEY (user_id) REFERENCES "user" (id),
-    CONSTRAINT administrator_application_id FOREIGN KEY (application_id) REFERENCES application (id)
+    role SMALLINT NOT NULL,
+    CONSTRAINT application_role_pk PRIMARY KEY (user_id, application_id),
+    CONSTRAINT application_role_user_id FOREIGN KEY (user_id) REFERENCES "user" (id),
+    CONSTRAINT application_role_application_id FOREIGN KEY (application_id) REFERENCES application (id)
 );
-CREATE INDEX administrator_user_id_idx ON administrator(user_id);
-CREATE INDEX administrator_application_id_idx ON administrator(application_id);
+CREATE INDEX application_role_user_id_idx ON application_role(user_id);
+CREATE INDEX application_role_application_id_idx ON application_role(application_id);