001 // Copyright 2006, 2009, 2011, 2012 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. 014 015 package org.apache.tapestry5.runtime; 016 017 /** 018 * A set of methods that allow components to know about page-level operations. When this interface is 019 * {@linkplain org.apache.tapestry5.plastic.PlasticClass#introduceInterface(Class)} introduced}, the component will 020 * automatically register itself as a listener with the page. 021 * 022 * @deprecated in 5.3.4, replaced with {@link PageLifecycleCallbackHub} 023 */ 024 public interface PageLifecycleListener 025 { 026 /** 027 * Invoked when the page finishes loading. This occurs once all components are loaded and all parameters have been 028 * set. 029 * 030 * @deprecated in 5.3.4, use {@link org.apache.tapestry5.runtime.PageLifecycleCallbackHub#addPageLoadedCallback(Runnable)} instead 031 */ 032 void containingPageDidLoad(); 033 034 /** 035 * Invoked when the page is detached, allowing components a chance to clear out any temporary or client specific 036 * state. 037 * 038 * @deprecated In Tapestry 5.3, with no replacement (detach logic no longer meaningful now that pages are singletons). 039 */ 040 void containingPageDidDetach(); 041 042 /** 043 * Invoked when a page is first attached to the current request, giving components a chance to initialize for the 044 * current request. 045 * 046 * @deprecated In Tapestry 5.3, with no replacement (attach logic no longer meaningful now that pages are singletons). 047 */ 048 void containingPageDidAttach(); 049 050 /** 051 * A kind of "pre-attach" phase allowing components to restore internal state before handling the actual attach; 052 * this is primarily used to restore persisted fields. 053 * 054 * @since 5.1.0.1 055 * @deprecated In Tapestry 5.3, with no replacement (persisted fields now lazily restore their state) 056 */ 057 void restoreStateBeforePageAttach(); 058 }