root/trunk/src/java/org/jcoderz/commons/FixPointNumber.java

/*
 * $Id$
 *
 * Copyright 2008, The jCoderZ.org Project. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above
 *      copyright notice, this list of conditions and the following
 *      disclaimer in the documentation and/or other materials
 *      provided with the distribution.
 *    * Neither the name of the jCoderZ.org Project nor the names of
 *      its contributors may be used to endorse or promote products
 *      derived from this software without specific prior written
 *      permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 */
package org.jcoderz.commons;

import java.math.BigDecimal;

/**
 * Interface that is supported by all FixPointNumber classes.
 *
 * @author Andreas Mandel
 */
public interface FixPointNumber extends StrongType
{
    /**
     * Returns the unscaled long value of this FixPointNumber.
     * The actual value is the returned value / DECIMAL_SCALE.
     * @return The unscaled long value of this FixPointNumber.
     */
    public long unscaledLongValue ();

    /**
     * Returns the BigDecimal representation of this FixPointNumber.
     * @return The BigDecimal representation of this FixPointNumber.
     */
    public BigDecimal toBigDecimal ();
}