expression.java

一个数据挖掘软件ALPHAMINERR的整个过程的JAVA版源代码

/*
 *    This program 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 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program 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 this program; if not, write to the Free Software
 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

 /**
  * Title: XELOPES Data Mining Library
  * Description: The XELOPES library is an open platform-independent and data-source-independent library for Embedded Data Mining.
  * Copyright: Copyright (c) 2002 Prudential Systems Software GmbH
  * Company: ZSoft (www.zsoft.ru), Prudsys (www.prudsys.com)
  * @author Valentine Stepanenko ([e-mail])
  * @version 1.0
  */

package com.prudsys.pdm.Cwm.Core;

/**
 * In the metamodel an Expression defines a statement which will evaluate to a
 * (possibly empty) set of instances when executed in a context. An Expression
 * does not modify the environment in which it is evaluated. An expression
 * contains an expression string and the name of an interpretation language with
 * which to evaluate the string.
 */
public class Expression extends Element implements org.omg.cwm.objectmodel.core.Expression
{

   /**
    * The text of the expression expressed in the given language.
    */
   public String body;

   /**
    * Names the language in which the expression body is represented. The
    * interpretation of the expression depends on the language. If the language name
    * is omitted, no interpretation for the expression can be assumed. In general, a
    * language name should be spelled and capitalized exactly as it appears in the
    * document defining the language. For example, use COBOL, not Cobol; use Ada, not
    * ADA; use PostScript, not Postscript.
    */
   public Name language;

   /**
    * @roseuid 3C5E465E001E
    */
   public Expression()
   {

   }

   public java.lang.String getBody() {

     return body.getString();
   }

   public void setBody(java.lang.String body) {

     String s = new String();
     s.setString(body);
     this.body = s;
   }

   public java.lang.String getLanguage() {

     return language.getString();
   }

   public void setLanguage(java.lang.String language) {

     Name n = new Name();
     n.setString(language);
     this.language = n;
   }
}