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• JoinRequirement.java

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com.googlecode.sarasvati.join.lang.JoinRequirement Maven / Gradle / Ivy

/*
    This file is part of Sarasvati.

    Sarasvati is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as
    published by the Free Software Foundation, either version 3 of the
    License, or (at your option) any later version.

    Sarasvati 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 Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with Sarasvati.  If not, see .

    Copyright 2009 Paul Lorenz
*/
package com.googlecode.sarasvati.join.lang;

import com.googlecode.sarasvati.rubric.lang.RubricExpr;


public interface JoinRequirement
{
  RubricExpr getWhenExpr ();

  void setWhenExpr (RubricExpr whenExpr);

  boolean isEqualTo (JoinRequirement expr);

  JoinRequirementEvaluator newEvaluator (JoinLangEnv env);
}