| /* |
| * Copyright 2005-2008 Les Hazlewood, Jeremy Haile |
| * |
| * 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.jsecurity.util; |
| |
| import org.jsecurity.authz.Permission; |
| import org.jsecurity.authz.permission.PermissionResolver; |
| |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.LinkedHashSet; |
| import java.util.Set; |
| |
| /** |
| * @author Les Hazlewood |
| * @author Jeremy Haile |
| * @since 0.1 |
| */ |
| public class PermissionUtils { |
| |
| public static Set<Permission> resolveDelimitedPermissions(String s, PermissionResolver permissionResolver) { |
| Set<String> permStrings = toPermissionStrings(s); |
| return resolvePermissions(permStrings, permissionResolver); |
| } |
| |
| public static Set<String> toPermissionStrings(String permissionsString) { |
| String[] tokens = StringUtils.split(permissionsString); |
| if ( tokens != null && tokens.length > 0 ) { |
| return new LinkedHashSet<String>(Arrays.asList(tokens)); |
| } |
| return null; |
| } |
| |
| public static Set<Permission> resolvePermissions(Collection<String> permissionStrings, PermissionResolver permissionResolver) { |
| Set<Permission> permissions = new LinkedHashSet<Permission>(permissionStrings.size()); |
| for (String permissionString : permissionStrings) { |
| permissions.add(permissionResolver.resolvePermission(permissionString)); |
| } |
| return permissions; |
| } |
| } |