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package jcgp.function;

import java.util.ArrayList;
import java.util.Iterator;

/**
 * 
 * @author Eduardo Pedroni
 *
 */
public abstract class FunctionSet {
		protected Function[] functionList;
		protected ArrayList<Function> allowedFunctions;
		protected int maxArity;
		protected String name;
		
//		public int getTotalFunctionCount() {
//			return functionList.length;
//		}
		
		public int getFunctionCount() {
			return allowedFunctions.size();
		}
		
		public Function getFunction(int index) {
			return allowedFunctions.get(index);
		}
		
		public int getMaxArity(){
			return maxArity;
		}
		
		public String getName() {
			return name;
		}
		
		public void disableFunction(int index) {
			for (Iterator<Function> iterator = allowedFunctions.iterator(); iterator.hasNext();) {
				if (index < functionList.length) {
					Function function = (Function) iterator.next();
					if (function == functionList[index]) {
						iterator.remove();
					}
				}
				
			}
		}
		
		public void enableFunction(int index) {
			if (!allowedFunctions.contains(functionList[index])) {
				allowedFunctions.add(functionList[index]);
			}
		}
	}