| /* |
| * Copyright 2005-2008 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.authz.permission; |
| |
| import org.jsecurity.authz.Permission; |
| |
| /** |
| * <p>A PermisisonResolver resolves a String value and converts it into a |
| * {@link org.jsecurity.authz.Permission} instance. |
| * |
| * <p>The default {@link org.jsecurity.authz.permission.WildcardPermissionResolver} should be |
| * suitable for most purposes, which constructs {@link org.jsecurity.authz.permission.WildcardPermission} objects. |
| * However, any resolver may be configured if an application wishes to use different |
| * {@link org.jsecurity.authz.Permission} implementations.</p> |
| * |
| * <p>A <tt>PermissionResolver</tt> is used by many JSecurity components such as annotations, property file |
| * configuration, URL configuration, etc. It is useful whenever a String representation of a permission is specified |
| * and that String needs to be converted to a Permission instance before executing a security check.</p> |
| * |
| * @author Jeremy Haile |
| * @since 0.9 |
| */ |
| public interface PermissionResolver { |
| |
| /** |
| * Resolves a Permission based on the given String representation. |
| * @param permissionString the String representation of a permission. |
| * @return A Permission object that can be used internally to determine a subject's permissions. |
| * @throws InvalidPermissionStringException if the permission string is not valid for this resolver. |
| */ |
| Permission resolvePermission( String permissionString ); |
| |
| } |