001/**
002 * Copyright 2011-2013 The Kuali Foundation Licensed under the
003 * Educational Community License, Version 2.0 (the "License"); you may
004 * not use this file except in compliance with the License. You may
005 * obtain a copy of the License at
006 *
007 * http://www.osedu.org/licenses/ECL-2.0
008 *
009 * Unless required by applicable law or agreed to in writing,
010 * software distributed under the License is distributed on an "AS IS"
011 * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
012 * or implied. See the License for the specific language governing
013 * permissions and limitations under the License.
014 */
015
016package org.kuali.mobility.security.authz.expression;
017
018import org.kuali.mobility.security.user.api.User;
019
020public class OrExpression extends AbstractNonLeafExpression implements NonLeafExpression {
021
022        private static final long serialVersionUID = -375075043935425839L;
023
024
025        public OrExpression() {
026                super();
027        }
028
029        public boolean evaluate(User user) {
030                for (Expression child : getChildren()) {
031                        if (child.evaluate(user)) {
032                                return true;
033                        }
034                }
035                return false;
036        }
037
038        
039        @Override
040        public boolean equals(Object obj) {
041                if (obj instanceof OrExpression) {
042                        OrExpression other = (OrExpression)obj;
043                        return getChildren().equals(other.getChildren());
044                }
045                return false;
046        }
047
048}