001// Copyright 2004, 2005 The Apache Software Foundation 002// 003// Licensed under the Apache License, Version 2.0 (the "License"); 004// you may not use this file except in compliance with the License. 005// You may obtain a copy of the License at 006// 007// http://www.apache.org/licenses/LICENSE-2.0 008// 009// Unless required by applicable law or agreed to in writing, software 010// distributed under the License is distributed on an "AS IS" BASIS, 011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012// See the License for the specific language governing permissions and 013// limitations under the License. 014 015package org.apache.tapestry.event; 016 017import java.util.EventListener; 018 019/** 020 * An interface for objects that want to know when the end of the request cycle occurs, so that any 021 * resources that should be limited to just one request cycle can be released. 022 * 023 * @see org.apache.tapestry.event.PageAttachListener 024 * @author Howard Lewis Ship 025 * @since 1.0.5 026 */ 027 028public interface PageDetachListener extends EventListener 029{ 030 /** 031 * Invoked by the page from its {@link org.apache.tapestry.IPage#detach()}method. 032 */ 033 034 public void pageDetached(PageEvent event); 035}