1 /*
   2  * reserved comment block
   3  * DO NOT REMOVE OR ALTER!
   4  */
   5 /*
   6  * Licensed to the Apache Software Foundation (ASF) under one or more
   7  * contributor license agreements.  See the NOTICE file distributed with
   8  * this work for additional information regarding copyright ownership.
   9  * The ASF licenses this file to You under the Apache License, Version 2.0
  10  * (the "License"); you may not use this file except in compliance with
  11  * the License.  You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  */
  21 
  22 package com.sun.org.apache.xalan.internal.xsltc.compiler;
  23 
  24 import com.sun.org.apache.bcel.internal.generic.ConstantPoolGen;
  25 import com.sun.org.apache.bcel.internal.generic.InstructionList;
  26 import com.sun.org.apache.bcel.internal.generic.PUSH;
  27 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;
  28 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
  29 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type;
  30 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError;
  31 
  32 /**
  33  * @author Jacek Ambroziak
  34  * @author Santiago Pericas-Geertsen
  35  */
  36 final class IntExpr extends Expression {
  37     private final int _value;
  38 
  39     public IntExpr(int value) {
  40         _value = value;
  41     }
  42 
  43     public Type typeCheck(SymbolTable stable) throws TypeCheckError {
  44         return _type = Type.Int;
  45     }
  46 
  47     public String toString() {
  48         return "int-expr(" + _value + ')';
  49     }
  50 
  51     public void translate(ClassGenerator classGen, MethodGenerator methodGen) {
  52         ConstantPoolGen cpg = classGen.getConstantPool();
  53         InstructionList il = methodGen.getInstructionList();
  54         il.append(new PUSH(cpg, _value));
  55     }
  56 }