Initial commit

src/aliensimulator/predators/PredatorFactory.java

 package aliensimulator.predators;
 
 
+import java.io.IOException;
+import java.util.Properties;
+
 public class PredatorFactory {
+	private Properties properties = new Properties();
+
+	public PredatorFactory() {
+		try {
+			properties.load(this.getClass().getResourceAsStream("factory.properties"));
+		} catch (IOException e) {
+			throw new RuntimeException(e);
+		}
+	}
+
 
 	public Predator createPredator(String type) {
-    	if (type.equals("yautja")) {
-    		return new Yautja();
-	} else if (type.equals("hishquten")) {
-	    	return new HishQuTen();
-	} else return null;
+		String handlerName = properties.getProperty(type);
+		Class<?> classOfProtocolHandler = null;
+		Predator predator = null;
+		try {
+			classOfProtocolHandler = Class.forName(handlerName);
+			predator = (Predator) classOfProtocolHandler.newInstance();
+		} catch (ClassNotFoundException e) {
+			throw new RuntimeException(e);
+		} catch (InstantiationException e) {
+			throw new RuntimeException(e);
+		} catch (IllegalAccessException e) {
+			throw new RuntimeException(e);
+		}
+		return predator;
 	}
 }

src/aliensimulator/predators/factory.properties

+hishquten=aliensimulator.predators.HishQuTen
+yautja=aliensimulator.predators.Yautja
\ No newline at end of file