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 */ 019package org.apache.shiro.session.mgt; 020 021import org.apache.shiro.session.InvalidSessionException; 022import org.apache.shiro.session.Session; 023 024 025/** 026 * A <code>ValidatingSession</code> is a <code>Session</code> that is capable of determining it is valid or not and 027 * is able to validate itself if necessary. 028 * <p/> 029 * Validation is usually an exercise of determining when the session was last accessed or modified and determining if 030 * that time is longer than a specified allowed duration. 031 * 032 * @since 0.9 033 */ 034public interface ValidatingSession extends Session { 035 036 boolean isValid(); 037 038 void validate() throws InvalidSessionException; 039}