/*
* Copyright 2016 JBoss, by Red Hat, Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.uberfire.backend.server.security;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import org.jboss.errai.security.shared.api.Role;
import org.jboss.errai.security.shared.api.RoleImpl;
/**
* It holds the collection of Role instances that the platform security
* services recognize as the application available roles.
*/
public class RoleRegistry {
private static RoleRegistry instance = null;
private Set<Role> roles = new HashSet<Role>();
private RoleRegistry() {
}
/**
* Returns singleton instance of the registry to be able to register roles
*/
public static RoleRegistry get() {
if (instance == null) {
instance = new RoleRegistry();
}
return instance;
}
/**
* Registers given <code>role</code> into the registry
*/
public void registerRole(String role) {
this.roles.add(new RoleImpl(role));
}
/**
* Gets a a role instance by its name or null if not found.
*/
public Role getRegisteredRole(String name) {
for (Role role : roles) {
if (role.getName().equals(name)) {
return role;
}
}
return null;
}
/**
* /**
* Returns unmodifiable copy of all reqistered roles
*/
public Set<Role> getRegisteredRoles() {
return Collections.unmodifiableSet(this.roles);
}
/**
* Clears the registry.
*/
public void clear() {
this.roles.clear();
}
}