001/*
002 *  Licensed to the Apache Software Foundation (ASF) under one
003 *  or more contributor license agreements.  See the NOTICE file
004 *  distributed with this work for additional information
005 *  regarding copyright ownership.  The ASF licenses this file
006 *  to you under the Apache License, Version 2.0 (the
007 *  "License"); you may not use this file except in compliance
008 *  with the License.  You may obtain a copy of the License at
009 *
010 *        http://www.apache.org/licenses/LICENSE-2.0
011 *
012 *  Unless required by applicable law or agreed to in writing,
013 *  software distributed under the License is distributed on an
014 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 *  KIND, either express or implied.  See the License for the
016 *  specific language governing permissions and limitations
017 *  under the License.
018 */
019
020package org.apache.isis.core.runtime.authorization;
021
022import org.apache.isis.applib.Identifier;
023import org.apache.isis.core.commons.authentication.AuthenticationSession;
024import org.apache.isis.core.commons.components.ApplicationScopedComponent;
025import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
026
027/**
028 * Authorises the user in the current session view and use members of an object.
029 */
030public interface AuthorizationManager extends ApplicationScopedComponent {
031
032    /**
033     * Returns true when the user represented by the specified session is
034     * authorised to view the member of the class/object represented by the
035     * member identifier. Normally the view of the specified field, or the
036     * display of the action will be suppress if this returns false.
037     */
038    boolean isVisible(AuthenticationSession session, ObjectAdapter target, Identifier identifier);
039
040    /**
041     * Returns true when the use represented by the specified session is
042     * authorised to change the field represented by the member identifier.
043     * Normally the specified field will be not appear editable if this returns
044     * false.
045     */
046    boolean isUsable(AuthenticationSession session, ObjectAdapter target, Identifier identifier);
047}