content: /*
   *  This file is part of AndroidIDE.
   *
   *  AndroidIDE is free software: you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation, either version 3 of the License, or
   *  (at your option) any later version.
   *
   *  AndroidIDE is distributed in the hope that it will be useful,
   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *  GNU General Public License for more details.
   *
   *  You should have received a copy of the GNU General Public License
   *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
   */
  
  /*
   * reserved comment block
   * DO NOT REMOVE OR ALTER!
   */
  /*
   * Copyright 2001-2004 The Apache Software Foundation.
   *
   * Licensed 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.
   */
  /*
   * $Id: FormatNumberCall.java,v 1.2.4.1 2005/09/01 15:26:46 pvedula Exp $
   */
  
  package jaxp.sun.org.apache.xalan.internal.xsltc.compiler;
  
  import java.util.Vector;
  
  import jaxp.sun.org.apache.bcel.internal.generic.ConstantPoolGen;
  import jaxp.sun.org.apache.bcel.internal.generic.INVOKESTATIC;
  import jaxp.sun.org.apache.bcel.internal.generic.INVOKEVIRTUAL;
  import jaxp.sun.org.apache.bcel.internal.generic.InstructionList;
  import jaxp.sun.org.apache.bcel.internal.generic.PUSH;
  import jaxp.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;
  import jaxp.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
  import jaxp.sun.org.apache.xalan.internal.xsltc.compiler.util.RealType;
  import jaxp.sun.org.apache.xalan.internal.xsltc.compiler.util.StringType;
  import jaxp.sun.org.apache.xalan.internal.xsltc.compiler.util.Type;
  import jaxp.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError;
  
  /**
   * @author Jacek Ambroziak
   * @author Santiago Pericas-Geertsen
   * @author Morten Jorgensen
   */
  final class FormatNumberCall extends FunctionCall {
      private Expression _value;
      private Expression _format;
      private Expression _name;
      private QName      _resolvedQName = null;
  
      public FormatNumberCall(QName fname, Vector arguments) {
          super(fname, arguments);
          _value = argument(0);
          _format = argument(1);
          _name = argumentCount() == 3 ? argument(2) : null;
      }
  
      public Type typeCheck(SymbolTable stable) throws TypeCheckError {
  
          // Inform stylesheet to instantiate a DecimalFormat object
          getStylesheet().numberFormattingUsed();
  
          final Type tvalue = _value.typeCheck(stable);
          if (tvalue instanceof RealType == false) {
              _value = new CastExpr(_value, Type.Real);
          }
          final Type tformat = _format.typeCheck(stable);
          if (tformat instanceof StringType == false) {
              _format = new CastExpr(_format, Type.String);
          }
          if (argumentCount() == 3) {
              final Type tname = _name.typeCheck(stable);
  
              if (_name instanceof LiteralExpr) {
                  final LiteralExpr literal = (LiteralExpr) _name;
                  _resolvedQName =
                      getParser().getQNameIgnoreDefaultNs(literal.getValue());
              }
              else if (tname instanceof StringType == false) {
                  _name = new CastExpr(_name, Type.String);
              }
          }
          return _type = Type.String;
      }
  
      public void translate(ClassGenerator classGen, MethodGenerator methodGen) {
          final ConstantPoolGen cpg = classGen.getConstantPool();
          final InstructionList il = methodGen.getInstructionList();
  
          _value.translate(classGen, methodGen);
          _format.translate(classGen, methodGen);
  
          final int fn3arg = cpg.addMethodref(BASIS_LIBRARY_CLASS,
                                              "formatNumber",
                                              "(DLjava/lang/String;"+
                                              "Ljava/text/DecimalFormat;)"+
                                              "Ljava/lang/String;");
          final int get = cpg.addMethodref(TRANSLET_CLASS,
                                           "getDecimalFormat",
                                           "(Ljava/lang/String;)"+
                                           "Ljava/text/DecimalFormat;");
  
          il.append(classGen.loadTranslet());
          if (_name == null) {
              il.append(new PUSH(cpg, EMPTYSTRING));
          }
          else if (_resolvedQName != null) {
              il.append(new PUSH(cpg, _resolvedQName.toString()));
          }
          else {
              _name.translate(classGen, methodGen);
          }
          il.append(new INVOKEVIRTUAL(get));
          il.append(new INVOKESTATIC(fn3arg));
      }
  }
  