BaseDataTypeVariable.java

/*
** Module   : BaseDataTypeVariable.java
** Abstract : Wrapper to mark BDT references which are 4GL variables.
**
** Copyright (c) 2018, Golden Code Development Corporation.

**
** -#- -I- --Date-- --------------------------------Description-----------------------------------
** 001 CA  20181105 Created initial version.
*/
/*
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU Affero General Public License as
** published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
**
** You may find a copy of the GNU Affero GPL version 3 at the following
** location: https://www.gnu.org/licenses/agpl-3.0.en.html
** 
** Additional terms under GNU Affero GPL version 3 section 7:
** 
**   Under Section 7 of the GNU Affero GPL version 3, the following additional
**   terms apply to the works covered under the License.  These additional terms
**   are non-permissive additional terms allowed under Section 7 of the GNU
**   Affero GPL version 3 and may not be removed by you.
** 
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*/

package com.goldencode.p2j.util;

/**
 * Marker for {@link BaseDataType BDT references} which act as 4GL variables.
 * <p>
 * To avoid overhead, this wrapper should be emitted by conversion rules only in cases where the
 * runtime requires knowledge that a reference is in fact a 4GL variable (like 
 * {@link Call#setParameter CALL:SET-PARAMETER}).
 */
public class BaseDataTypeVariable
{
   /** The BDT instance which acts as a variable. */
   private BaseDataType var;
   
   /**
    * Mark this reference as a 4GL variable.
    * 
    * @param    var
    *           The BDT reference.
    */
   public BaseDataTypeVariable(BaseDataType var)
   {
      this.var = var;
   }
   
   /**
    * Get the variable reference.
    * 
    * @return   See above.
    */
   public BaseDataType get()
   {
      return var;
   }
}