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package jcgp.population;

import jcgp.CGP.Utilities;
import jcgp.function.Function;


public class Node implements MutableElement, Connection {
	
	private Function function;
	private Connection[] connections;

	@Override
	public int evaluate() {
		return function.run(connections);
	}
	
	public void setFunction(Function newFunction) {
		function = newFunction;
	}
	
	@Override
	public void setConnection(Connection newConnection) {
		connections[Utilities.getRandomInt(connections.length)] = newConnection;
	}
	
	public void initialise(Function newFunction, Connection ... newConnections) throws InsufficientConnectionsException {
		
		function = newFunction;
		
		if (newConnections.length >= Utilities.getMaxArity()) {
			connections = newConnections;
		} else {
			throw new InsufficientConnectionsException();
		}
	}
}