001/* 002 * Copyright 2002-2007 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.web.bind.support; 018 019/** 020 * Simple interface that can be injected into handler methods, allowing them to 021 * signal that their session processing is complete. The handler invoker may 022 * then follow up with appropriate cleanup, e.g. of session attributes which 023 * have been implicitly created during this handler's processing (according to 024 * the 025 * {@link org.springframework.web.bind.annotation.SessionAttributes @SessionAttributes} 026 * annotation). 027 * 028 * @author Juergen Hoeller 029 * @since 2.5 030 * @see org.springframework.web.bind.annotation.RequestMapping 031 * @see org.springframework.web.bind.annotation.SessionAttributes 032 */ 033public interface SessionStatus { 034 035 /** 036 * Mark the current handler's session processing as complete, allowing for 037 * cleanup of session attributes. 038 */ 039 void setComplete(); 040 041 /** 042 * Return whether the current handler's session processing has been marked 043 * as complete. 044 */ 045 boolean isComplete(); 046 047}