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: BooleanCall.java,v 1.2.4.1 2005/09/01 11:43:50 pvedula Exp $ 22 */ 23 24 package com.sun.org.apache.xalan.internal.xsltc.compiler; 25 26 import java.util.Vector; 27 28 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator; 29 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator; 30 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; 31 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError; 32 33 /** 34 * @author Jacek Ambroziak 35 * @author Santiago Pericas-Geertsen 36 */ 37 final class BooleanCall extends FunctionCall { 38 39 private Expression _arg = null; 40 41 public BooleanCall(QName fname, Vector arguments) { 42 super(fname, arguments); 43 _arg = argument(0); 44 } 45 46 public Type typeCheck(SymbolTable stable) throws TypeCheckError { 47 _arg.typeCheck(stable); 48 return _type = Type.Boolean; 49 } 50 51 public void translate(ClassGenerator classGen, MethodGenerator methodGen) { 52 _arg.translate(classGen, methodGen); 53 final Type targ = _arg.getType(); 54 if (!targ.identicalTo(Type.Boolean)) { 55 _arg.startIterator(classGen, methodGen); 56 targ.translateTo(classGen, methodGen, Type.Boolean); 57 } 58 } 59 }