org.smallmind.persistence.orm.hibernate.CriteriaDetails Maven / Gradle / Ivy

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/*
 * Copyright (c) 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 David Berkman
 * 
 * This file is part of the SmallMind Code Project.
 * 
 * The SmallMind Code Project is free software, you can redistribute
 * it and/or modify it under either, at your discretion...
 * 
 * 1) The terms of 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.
 * 
 * ...or...
 * 
 * 2) The terms of the Apache License, Version 2.0.
 * 
 * The SmallMind Code Project 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 or Apache License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * and the Apache License along with the SmallMind Code Project. If not, see
 *  or .
 * 
 * Additional permission under the GNU Affero GPL version 3 section 7
 * ------------------------------------------------------------------
 * If you modify this Program, or any covered work, by linking or
 * combining it with other code, such other code is not for that reason
 * alone subject to any of the requirements of the GNU Affero GPL
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 */
package org.smallmind.persistence.orm.hibernate;

import org.hibernate.Criteria;
import org.smallmind.persistence.orm.ORMOperationException;

public abstract class CriteriaDetails {

  private Class criteriaClass;
  private String alias;

  public CriteriaDetails () {

  }

  public CriteriaDetails (String alias) {

    this.alias = alias;
  }

  public CriteriaDetails (Class criteriaClass) {

    this.criteriaClass = criteriaClass;
  }

  public CriteriaDetails (Class criteriaClass, String alias) {

    this.criteriaClass = criteriaClass;
    this.alias = alias;
  }

  public Class getCriteriaClass (Class baseClass) {

    if (criteriaClass == null) {

      return baseClass;
    } else if (baseClass.isAssignableFrom(criteriaClass)) {

      return criteriaClass;
    } else {
      throw new ORMOperationException("The specified criteria class(%s) must be assignable from the base class(%s)", criteriaClass.getSimpleName(), baseClass.getSimpleName());
    }
  }

  public String getAlias () {

    return alias;
  }

  public abstract Criteria completeCriteria (Criteria criteria);
}