/* * NodeScalar.java */package EDU.gatech.cc.is.clay;import java.lang.*;/** * A Node that returns int, double and boolean values.  * <P> * For detailed information on how to configure behaviors, see the * <A HREF="../clay/docs/index.html">Clay page</A>. * <P> * <A HREF="../COPYRIGHT.html">Copyright</A> * (c)1997, 1998 Tucker Balch * * @author Tucker Balch * @version $Revision: 1.1 $ */public abstract class NodeScalar extends Node	{        /**         * Get the double value.	 *         * @param timestamp long indicates time of the request         * @return the double value         */	public abstract	double doubleValue(long timestamp);        /**         * Get the int value.	 *         * @param timestamp long indicates time of the request         * @return the int value         */        public abstract int    intValue(long timestamp);        /**         * Get the boolean value.	 *         * @param timestamp long indicates time of the request         * @return the boolean value         */        public abstract boolean booleanValue(long timestamp);        }