| /* |
| * @(#)$Id$ |
| * |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 2001 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Xalan" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation and was |
| * originally based on software copyright (c) 2001, Sun |
| * Microsystems., http://www.sun.com. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| * @author Jacek Ambroziak |
| * @author Santiago Pericas-Geertsen |
| * |
| */ |
| |
| package org.apache.xalan.xsltc.compiler.util; |
| |
| import org.apache.xalan.xsltc.compiler.Parser; |
| import org.apache.xalan.xsltc.compiler.Constants; |
| import de.fub.bytecode.generic.*; |
| import org.apache.xalan.xsltc.compiler.Stylesheet; |
| |
| /** |
| * The class that implements any class that inherits from |
| * <tt>AbstractTranslet</tt>, i.e. any translet. Methods in this |
| * class may be of the following kinds: |
| * |
| * 1. Main method: applyTemplates, implemented by intances of |
| * <tt>MethodGenerator</tt>. |
| * |
| * 2. Named methods: for named templates, implemented by instances |
| * of <tt>NamedMethodGenerator</tt>. |
| * |
| * 3. Rt methods: for result tree fragments, implemented by |
| * instances of <tt>RtMethodGenerator</tt>. |
| */ |
| public class ClassGenerator extends ClassGen { |
| protected static int TRANSLET_INDEX = 0; |
| protected static int INVALID_INDEX = -1; |
| |
| private Stylesheet _stylesheet; |
| private final Parser _parser; // --> can be moved to XSLT |
| // a single instance cached here |
| private final Instruction _aloadTranslet; |
| private final String _domClass; |
| private final String _domClassSig; |
| private final String _applyTemplatesSig; |
| |
| public ClassGenerator(String class_name, String super_class_name, |
| String file_name, |
| int access_flags, String[] interfaces, |
| Stylesheet stylesheet) { |
| super(class_name, super_class_name, file_name, |
| access_flags, interfaces); |
| _stylesheet = stylesheet; |
| _parser = stylesheet.getParser(); |
| _aloadTranslet = new ALOAD(TRANSLET_INDEX); |
| |
| if (stylesheet.isMultiDOM()) { |
| _domClass = "org.apache.xalan.xsltc.dom.MultiDOM"; |
| _domClassSig = "Lorg/apache/xalan/xsltc/dom/MultiDOM;"; |
| } |
| else { |
| _domClass = "org.apache.xalan.xsltc.dom.DOMAdapter"; |
| _domClassSig = "Lorg/apache/xalan/xsltc/dom/DOMAdapter;"; |
| } |
| _applyTemplatesSig = "(" |
| + Constants.DOM_INTF_SIG |
| + Constants.NODE_ITERATOR_SIG |
| + Constants.TRANSLET_OUTPUT_SIG |
| + ")V"; |
| } |
| |
| public final Parser getParser() { |
| return _parser; |
| } |
| |
| public final Stylesheet getStylesheet() { |
| return _stylesheet; |
| } |
| |
| /** |
| * Pretend this is the stylesheet class. Useful when compiling |
| * references to global variables inside a predicate. |
| */ |
| public final String getClassName() { |
| return _stylesheet.getClassName(); |
| } |
| |
| public Instruction loadTranslet() { |
| return _aloadTranslet; |
| } |
| |
| public final String getDOMClass() { |
| return _domClass; |
| } |
| |
| public final String getDOMClassSig() { |
| return _domClassSig; |
| } |
| |
| public final String getApplyTemplatesSig() { |
| return _applyTemplatesSig; |
| } |
| |
| /** |
| * Returns <tt>true</tt> or <tt>false</tt> depending on whether |
| * this class inherits from <tt>AbstractTranslet</tt> or not. |
| */ |
| public boolean isExternal() { |
| return false; |
| } |
| } |