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.markup; 016 017 import java.io.PrintWriter; 018 019 import org.apache.tapestry.IMarkupWriter; 020 import org.apache.tapestry.util.ContentType; 021 022 /** 023 * Service interface for <code>tapestry.markup.MarkupWriterSource</code> service. A factory 024 * service that creates new instances of {@link org.apache.tapestry.IMarkupWriter}, configured for 025 * different content types; 026 * 027 * @author Howard M. Lewis Ship 028 * @since 4.0 029 */ 030 public interface MarkupWriterSource 031 { 032 /** 033 * Creates and returns a new instance of {@link org.apache.tapestry.IMarkupWriter}. The content 034 * type is used to find the proper implemenation. Any additional content type data (after a ';') 035 * is ignored. 036 * 037 * @param writer 038 * The {@link PrintWriter} to which the markup writer should send output. 039 * @param contentType 040 * Used to locate the correct markup writer implementation (used to select a 041 * {@link MarkupFilter}. 042 * @return The configured markup writer instance. 043 */ 044 045 public IMarkupWriter newMarkupWriter(PrintWriter writer, ContentType contentType); 046 }