001 // Copyright 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. 014 015 package org.apache.tapestry.describe; 016 017 /** 018 * Extended version of {@link org.apache.tapestry.describe.DescriptionReceiver} that adds the 019 * ability to describe the root object, and to finish the description of an object (allowing the 020 * same receiver to be used to describe several objects). 021 * 022 * @author Howard M. Lewis Ship 023 */ 024 public interface RootDescriptionReciever extends DescriptionReceiver 025 { 026 027 /** 028 * Describes the object, using a {@link DescribableStrategy}, or just the object's toString() 029 * if there is no strategy for the object. Automatically invokes {@link #finishUp()} when done. 030 * 031 * @param object 032 * to be described, which may be null 033 */ 034 void describe(Object object); 035 036 /** 037 * Invoked after one object has been fully described. Ends a <table>, if one has been 038 * started, and resets the receiver to begin a new object. 039 */ 040 void finishUp(); 041 042 }