| /* |
| * 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. |
| * |
| */ |
| /* Generated By:JJTree: Do not edit this line. ASTInteger.java */ |
| /* JJT: 0.3pre1 */ |
| |
| package Mini; |
| import org.apache.bcel.generic.ConstantPoolGen; |
| import org.apache.bcel.generic.InstructionList; |
| import org.apache.bcel.generic.MethodGen; |
| import org.apache.bcel.generic.PUSH; |
| |
| /** |
| * |
| * @version $Id$ |
| */ |
| public class ASTInteger extends ASTExpr { |
| private int value; |
| |
| // Generated methods |
| ASTInteger(int id) { |
| super(id); |
| } |
| |
| ASTInteger(MiniParser p, int id) { |
| super(p, id); |
| } |
| |
| public static Node jjtCreate(MiniParser p, int id) { |
| return new ASTInteger(p, id); |
| } |
| |
| // closeNode, dump inherited from Expr |
| |
| /** |
| * @return identifier and line/column number of appearance |
| */ |
| @Override |
| public String toString() { |
| return super.toString() + " = " + value; |
| } |
| |
| /** |
| * Overrides ASTExpr.traverse() |
| */ |
| @Override |
| public ASTExpr traverse(Environment env) { |
| this.env = env; |
| return this; // Nothing to reduce/traverse here |
| } |
| |
| /** |
| * Second pass |
| * Overrides AstExpr.eval() |
| * @return type of expression |
| */ |
| @Override |
| public int eval(int expected) { |
| is_simple = true; // (Very) simple expression, always true |
| |
| return type = T_INT; |
| } |
| |
| /** |
| * Fourth pass, produce Java code. |
| */ |
| @Override |
| public void code(StringBuffer buf) { |
| ASTFunDecl.push(buf, "" + value); |
| } |
| |
| /** |
| * Fifth pass, produce Java byte code. |
| */ |
| @Override |
| public void byte_code(InstructionList il, MethodGen method, ConstantPoolGen cp) { |
| il.append(new PUSH(cp, value)); ASTFunDecl.push(); |
| } |
| |
| void setValue(int value) { this.value = value; } |
| int getValue() { return value; } |
| } |