Mercurial > hg > openjdk > jdk9 > jaxp
view src/java.xml/share/classes/com/sun/org/apache/xalan/internal/xsltc/compiler/LangCall.java @ 1113:2fdbfbde3bc0
8162572: Update License Header for all JAXP sources
Reviewed-by: lancea
author | joehw |
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date | Mon, 17 Apr 2017 16:24:10 -0700 |
parents | 2bfaf29cc90b |
children |
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/* * reserved comment block * DO NOT REMOVE OR ALTER! */ /* * 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 com.sun.org.apache.xalan.internal.xsltc.compiler; import java.util.Vector; import com.sun.org.apache.bcel.internal.generic.ConstantPoolGen; import com.sun.org.apache.bcel.internal.generic.ILOAD; import com.sun.org.apache.bcel.internal.generic.INVOKESTATIC; import com.sun.org.apache.bcel.internal.generic.InstructionList; import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator; import com.sun.org.apache.xalan.internal.xsltc.compiler.util.FilterGenerator; import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator; import com.sun.org.apache.xalan.internal.xsltc.compiler.util.StringType; import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError; /** * @author Morten Jorgensen */ final class LangCall extends FunctionCall { private Expression _lang; private Type _langType; /** * Get the parameters passed to function: * lang(string) */ public LangCall(QName fname, Vector arguments) { super(fname, arguments); _lang = argument(0); } /** * */ public Type typeCheck(SymbolTable stable) throws TypeCheckError { _langType = _lang.typeCheck(stable); if (!(_langType instanceof StringType)) { _lang = new CastExpr(_lang, Type.String); } return Type.Boolean; } /** * */ public Type getType() { return(Type.Boolean); } /** * This method is called when the constructor is compiled in * Stylesheet.compileConstructor() and not as the syntax tree is traversed. */ public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); final int tst = cpg.addMethodref(BASIS_LIBRARY_CLASS, "testLanguage", "("+STRING_SIG+DOM_INTF_SIG+"I)Z"); _lang.translate(classGen,methodGen); il.append(methodGen.loadDOM()); if (classGen instanceof FilterGenerator) il.append(new ILOAD(1)); else il.append(methodGen.loadContextNode()); il.append(new INVOKESTATIC(tst)); } }