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/*******************************************************************************
 * Copyright (c) 2011, 2013 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the 
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
 * which accompanies this distribution. 
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at 
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation
 ******************************************************************************/  
package org.eclipse.persistence.internal.helper;

import org.eclipse.persistence.expressions.Expression;

/**
 * INTERNAL:
 * Purpose:
 * Allow fields to have functions applied to them or be computed.
 */
public class FunctionField extends DatabaseField {
    protected Expression expression;

    public FunctionField() {
        super();
    }
    
    /**
     * A unique field name should still be given to the function.
     */
    public FunctionField(String fieldName) {
        super(fieldName);
    }
    
    public Expression getExpression() {
        return expression;
    }

    public void setExpression(Expression expression) {
        this.expression = expression;
    }
}