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; 016 017/** 018 * Defines a page which may be referenced externally via a URL using the 019 * {@link org.apache.tapestry.engine.ExternalService}. External pages may be bookmarked via their 020 * URL for latter display. See the {@link org.apache.tapestry.link.ExternalLink}for details on how 021 * to invoke <tt>IExternalPage</tt>s. 022 * 023 * @see org.apache.tapestry.callback.ExternalCallback 024 * @see org.apache.tapestry.engine.ExternalService 025 * @author Howard Lewis Ship 026 * @author Malcolm Edgar 027 * @since 2.2 028 */ 029 030public interface IExternalPage extends IPage 031{ 032 /** 033 * Initialize the external page with the given array of parameters and request cycle. 034 * <p> 035 * This method is invoked after {@link IPage#validate(IRequestCycle)}. 036 * 037 * @param parameters 038 * the array of listener parameters 039 * @param cycle 040 * current request cycle 041 */ 042 043 public void activateExternalPage(Object[] parameters, IRequestCycle cycle); 044}