1 /*
   2  * reserved comment block
   3  * DO NOT REMOVE OR ALTER!
   4  */
   5 /*
   6  * Copyright 2001-2004 The Apache Software Foundation.
   7  *
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *     http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  */
  20 /*
  21  * $Id: NamespaceAlias.java,v 1.2.4.1 2005/09/02 10:20:55 pvedula Exp $
  22  */
  23 
  24 package com.sun.org.apache.xalan.internal.xsltc.compiler;
  25 
  26 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;
  27 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
  28 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type;
  29 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError;
  30 
  31 /**
  32  * @author Jacek Ambroziak
  33  * @author Santiago Pericas-Geertsen
  34  */
  35 final class NamespaceAlias extends TopLevelElement {
  36 
  37     private String sPrefix;
  38     private String rPrefix;
  39 
  40     /*
  41      * The namespace alias definitions given here have an impact only on
  42      * literal elements and literal attributes.
  43      */
  44     public void parseContents(Parser parser) {
  45         sPrefix = getAttribute("stylesheet-prefix");
  46         rPrefix = getAttribute("result-prefix");
  47         parser.getSymbolTable().addPrefixAlias(sPrefix,rPrefix);
  48     }
  49 
  50     public Type typeCheck(SymbolTable stable) throws TypeCheckError {
  51         return Type.Void;
  52     }
  53 
  54     public void translate(ClassGenerator classGen, MethodGenerator methodGen) {
  55         // do nada
  56     }
  57 }