/** An interface to abstract out graph coloring algorithms.
 *
 * Colorers are most notably used when packing jimple locals
 * (soot.toolkits.scalar.LocalPacker) and in assigning locals stack locations
 * (soot.jimple.JasminClass).
 *
 * @author Kacper Wysocki
 */

package soot.toolkits.scalar;

import soot.*;
import java.util.*;
import soot.toolkits.graph.*;

public abstract class LocalColorer {
	/** Provides an economical coloring for the locals of
	* <code>unitBody</code>. */
	public static void assignColorsToLocals(Body unitBody,
			Map localToGroup, Map localToColor, Map groupToColorCount){
		throw new RuntimeException(
		"LocalColorer.assignColorsToLocals is an interface method");
	}

	/** Provides a coloring for the locals of
	* <code>unitBody</code>, attempting to not
	* split locals assigned the same name in the original Jimple. */
	public static void unsplitAssignColorsToLocals(Body unitBody,
                                                   Map localToGroup,
                                                   Map localToColor,
                                                   Map groupToColorCount){
		throw new RuntimeException(
		"LocalColorer.assignColorsToLocals is an interface method");
	}
}