expressionhelper.java

Java的面向对象数据库系统的源代码

// You can redistribute this software and/or modify it under the terms of
// the Infozone Software License version 2 published by the Infozone Group
// (http://www.infozone-group.org).
//
// Copyright (C) @year@ by The Infozone Group. All rights reserved.
//
// $Id: ExpressionHelper.java,v 1.1 2002/05/10 08:59:12 per_nyfelt Exp $

package org.infozone.tools.janalyzer;

import koala.dynamicjava.tree.*;

import java.util.List;
import java.util.ListIterator;


/**
 * This class is a part of the JavaCodeAnalyzer class.
 * It's out sourced to lower the pure mass of data in the analyzer class.
 * Are subclasses of expression, type, condition from package koala.dynamicjava.tree
 * handled here.
 *
 * <pre>
 *
 * TODO:
 *  - more documentation
 *  - metric'S
 *     - method counting and so on
 * </pre>
 *
 * @version $Revision: 1.1 $ $Date: 2002/05/10 08:59:12 $
 * @author <a href="http://www.softwarebuero.de">SMB</a>
 * @see org.infozone.tools.janalyzer.JavaCodeAnalyzer
 */
public final class ExpressionHelper extends java.lang.Object {
    
    //
    // data
    //
    
    /** The output class */
    private JavaCodeOutput jco;
    /** The Analyzer class for analyzing bugs */
    private JavaCodeAnalyzer jca;
    /** The level to help correct parentheses to binary expressions */
    private int currentBinaryExpressionLevel = 0;
    
    
    public ExpressionHelper( JavaCodeAnalyzer aAnalyzer, JavaCodeOutput aOutputClass ) {
        jca = aAnalyzer;
        // output class
        jco = aOutputClass;
    }
    
    
    /**
     * The representation of a Expression.
     *
     */
    private void addExpressionString( Expression aExp ) {
        //        printLog("addExpression"+aExp);
        //        System.err.println("addExpression" + aExp);
        if (aExp == null) {
            return;
        } 
        // ....