| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.cocoon.components.language.markup.xsp; |
| |
| import org.apache.cocoon.components.language.markup.CocoonMarkupLanguage; |
| import org.apache.cocoon.components.language.markup.LogicsheetFilter; |
| import org.apache.cocoon.components.language.programming.ProgrammingLanguage; |
| import org.apache.cocoon.xml.AbstractXMLPipe; |
| |
| /** |
| * This class implements <code>MarkupLanguage</code> for Cocoon's |
| * <a href="http://cocoon.apache.org/userdocs/xsp/">XSP</a>. |
| * |
| * @author <a href="mailto:ricardo@apache.org">Ricardo Rocha</a> |
| * @author <a href="mailto:ssahuc@apache.org">Sebastien Sahuc</a> |
| * @author <a href="mailto:vgritsenko@apache.org">Vadim Gritsenko</a> |
| * @version $Id$ |
| */ |
| public class XSPMarkupLanguage extends CocoonMarkupLanguage { |
| |
| /** |
| * Returns the root element for a valid XSP page: page element! |
| */ |
| public String getRootElement() { |
| return "page"; |
| } |
| |
| /** |
| * Return the filter to preprocess logicsheets expanding {#expr} to |
| * xsp:attribute and xsp:expr elements. |
| */ |
| protected LogicsheetFilter getLogicsheetFilter() { |
| return new XSPExpressionFilter(this); |
| } |
| |
| /** |
| * Prepare the input source for logicsheet processing and code generation |
| * with a preprocess filter. |
| * The return <code>XMLFilter</code> object is the first filter on the |
| * transformer chain. |
| * |
| * @param filename The source filename |
| * @param language The target programming language |
| * @return The preprocess filter |
| * |
| * @see XSPMarkupLanguage.PreProcessFilter |
| */ |
| protected AbstractXMLPipe getPreprocessFilter(String filename, |
| AbstractXMLPipe filter, |
| ProgrammingLanguage language) { |
| PreProcessFilter prefilter = new PreProcessFilter(filter, filename, language, this); |
| prefilter.enableLogging(getLogger()); |
| return prefilter; |
| } |
| |
| // |
| // Inner classes |
| // |
| |
| /** |
| * <code>{@link CocoonMarkupLanguage.PreProcessFilter PreProcessFilter}</code> that replaces |
| * XSP expressions. |
| * |
| * @see org.xml.sax.ContentHandler |
| */ |
| protected class PreProcessFilter extends CocoonMarkupLanguage.PreProcessFilter { |
| public PreProcessFilter(AbstractXMLPipe filter, String filename, ProgrammingLanguage language, XSPMarkupLanguage markup) { |
| super(new XSPExpressionFilter.XMLPipeAdapter(new XSPExpressionFilter(markup), filter), filename, language); |
| } |
| } |
| } |