Slowly refactoring Parameters to fit the GUI a little better...

33 files changed, 260 insertions, 220 deletions

diff --git a/README b/README
index b6ee389..529a270 100644
--- a/README
+++ b/README
@@ -162,4 +162,8 @@ This can be caught by the GUI to display an error message, if necessary.
 
 Added a new parameter, debug. When set to true, the system prints a lot of information to the console for debugging purposes.
 
-Added some more functions.
\ No newline at end of file
+Added some more functions.
+
+8/3
+
+Adding GUI package, refactoring CGP class to interact appropriately with GUI.
\ No newline at end of file
diff --git a/src/jcgp/CGP.java b/src/jcgp/CGP.java
index 48273e9..6ac8ff8 100644
--- a/src/jcgp/CGP.java
+++ b/src/jcgp/CGP.java
@@ -2,35 +2,40 @@ package jcgp;
 
 import java.util.Random;
 
-import jcgp.ea.EvolutionaryAlgorithm;
-import jcgp.ea.Mutator;
-import jcgp.ea.StandardEA;
-import jcgp.ea.StandardMutator;
-import jcgp.fitness.FitnessFunction;
-import jcgp.fitness.TestCase;
-import jcgp.fitness.TruthTableEvaluator;
-import jcgp.function.Arithmetic;
-import jcgp.function.FunctionSet;
+import jcgp.modules.ea.EvolutionaryAlgorithm;
+import jcgp.modules.ea.StandardEA;
+import jcgp.modules.fitness.FitnessFunction;
+import jcgp.modules.fitness.TestCase;
+import jcgp.modules.fitness.TruthTableEvaluator;
+import jcgp.modules.function.Arithmetic;
+import jcgp.modules.function.FunctionSet;
+import jcgp.modules.mutator.Mutator;
+import jcgp.modules.mutator.StandardMutator;
+import jcgp.parameters.BooleanParameter;
+import jcgp.parameters.IntegerParameter;
+import jcgp.parameters.Parameters;
 import jcgp.population.Population;
 
-public final class CGP {
+public class CGP {
 
 	// CGP components
-	private EvolutionaryAlgorithm ea;
+	private EvolutionaryAlgorithm evolutionaryAlgorithm;
 	private Mutator mutator;
 	private Population population;
 	private FitnessFunction fitnessFunction;
 
+	
+	
 	public CGP() {
 		initialise();
 
 		for (int i = 0; i < Parameters.getTotalGenerations(); i++) {
 			Parameters.setCurrentGeneration(i);
 			fitnessFunction.evaluate(population);
-			ea.evolve(population, mutator);
-			if (ea.getFittestChromosome().getFitness() >= 3) {
+			evolutionaryAlgorithm.evolve(population, mutator);
+			if (evolutionaryAlgorithm.getFittestChromosome().getFitness() >= 3) {
 				if (Parameters.getDebug()) {
-					ea.getFittestChromosome().printNodes();
+					evolutionaryAlgorithm.getFittestChromosome().printNodes();
 				}
 				break;
 			}
@@ -41,31 +46,30 @@ public final class CGP {
 	 * 
 	 */
 	private void initialise() {
+		// make fundamental parameters
+		Parameters.add("Rows", new IntegerParameter(3));
+		Parameters.add("Columns", new IntegerParameter(3));
+		Parameters.add("Inputs", new IntegerParameter(3));
+		Parameters.add("Outputs", new IntegerParameter(3));
+		Parameters.add("population", new IntegerParameter(5));
+		
+		Parameters.add("generations", new IntegerParameter(100));
+		Parameters.add("runs", new IntegerParameter(5));
+		
+		Parameters.add("debug", new BooleanParameter(false));
+		
 		// initialise function set
 		FunctionSet functionSet = new FunctionSet(new Arithmetic.Addition(), new Arithmetic.Subtraction(), new Arithmetic.Multiplication());
 		
 		// initialise utilities
 		Utilities.setResources(new Random(1234), functionSet);
 		
-		// initialise parameters
-		Parameters.setColumns(3);
-		Parameters.setRows(6);
-		Parameters.setInputs(3);
-		Parameters.setOutputs(3);
-		Parameters.setLevelsBack(3);
-		Parameters.setPopulationSize(1, 4);
-		Parameters.setMutationRate(10);
-		Parameters.setTotalGenerations(5000);
-		Parameters.setTotalRuns(5);
-		Parameters.setMaxArity(functionSet.getMaxArity());
-		Parameters.setDebug(false);
-		
 		// initialise fitness function and truth table
 		TruthTable.setTestCases(new TestCase(new Object[] {2, 5, 4}, new Object[] {1, 10, 15}));
 		fitnessFunction = new TruthTableEvaluator();
 
 		// initialise EA
-		ea = new StandardEA();
+		evolutionaryAlgorithm = new StandardEA();
 		mutator = new StandardMutator();
 		
 		// initialise population
diff --git a/src/jcgp/Main.java b/src/jcgp/Main.java
index 97b5c4a..d2b438d 100644
--- a/src/jcgp/Main.java
+++ b/src/jcgp/Main.java
@@ -4,7 +4,6 @@ public class Main {
 	
 	public static void main(String[] args) {
 		CGP cgp = new CGP();
-		cgp.getClass();
 			
 	}
 }
diff --git a/src/jcgp/Parameters.java b/src/jcgp/Parameters.java
deleted file mode 100644
index cef1ea4..0000000
--- a/src/jcgp/Parameters.java
+++ /dev/null
@@ -1,150 +0,0 @@
-package jcgp;
-
-public class Parameters {
-	
-
-	private static int rows = 0, columns = 0, inputs = 0, outputs = 0, levelsBack = 0, 
-					   mutationRate = 0, totalGenerations = 0, parents = 0, offspring = 0,
-					   currentGeneration = 0, totalRuns = 0, currentRun = 0,
-					   maxArity = 0, maxFitness = 0;
-	
-	private static boolean debug = false;
-	
-	public static int getRows() {
-		return rows;
-	}
-
-	public static int getColumns() {
-		return columns;
-	}
-	
-	public static int getNodeCount() {
-		return rows * columns;
-	}
-
-	public static int getInputs() {
-		return inputs;
-	}
-
-	public static int getOutputs() {
-		return outputs;
-	}
-
-	public static int getLevelsBack() {
-		return levelsBack;
-	}
-
-	public static int getMutationRate() {
-		return mutationRate;
-	}
-
-	public static int getPopulationSize() {
-		return offspring + parents;
-	}
-	
-	public static int getOffspringCount() {
-		return offspring;
-	}
-	
-	public static int getParentCount() {
-		return parents;
-	}
-	
-	public static int getTotalGenerations() {
-		return totalGenerations;
-	}
-
-	public static int getCurrentGeneration() {
-		return currentGeneration;
-	}
-
-	public static int getTotalRuns() {
-		return totalRuns;
-	}
-
-	public static int getCurrentRun() {
-		return currentRun;
-	}
-
-	public static int getMaxArity() {
-		return maxArity;
-	}
-	
-	public static int getMaxFitness() {
-		return maxFitness;
-	}
-	
-	public static boolean getDebug() {
-		return debug;
-	}
-
-	public static void setRows(int rows) {
-		Parameters.rows = rows;
-	}
-
-	public static void setColumns(int columns) {
-		Parameters.columns = columns;
-	}
-
-	public static void setInputs(int inputs) {
-		Parameters.inputs = inputs;
-	}
-
-	public static void setOutputs(int outputs) {
-		Parameters.outputs = outputs;
-	}
-
-	public static void setLevelsBack(int levelsBack) {
-		Parameters.levelsBack = levelsBack;
-	}
-
-	public static void setMutationRate(int mutationRate) {
-		Parameters.mutationRate = mutationRate;
-	}
-
-	public static void setPopulationSize(int parents, int offspring) {
-		Parameters.parents = parents;
-		Parameters.offspring = offspring;
-	}
-	
-	public static void setOffspringCount(int offspring) {
-		Parameters.offspring = offspring;
-	}
-	
-	public static void setParentCount(int parents) {
-		Parameters.parents = parents;
-	}
-
-	public static void setTotalGenerations(int totalGenerations) {
-		Parameters.totalGenerations = totalGenerations;
-	}
-
-	public static void setCurrentGeneration(int currentGeneration) {
-		Parameters.currentGeneration = currentGeneration;
-	}
-	
-	public static void incrementCurrentGeneration() {
-		Parameters.currentGeneration++;
-	}
-
-	public static void setTotalRuns(int totalRuns) {
-		Parameters.totalRuns = totalRuns;
-	}
-
-	public static void setCurrentRun(int currentRun) {
-		Parameters.currentRun = currentRun;
-	}
-
-	public static void setMaxArity(int maxArity) {
-		Parameters.maxArity = maxArity;
-	}
-	
-	public static void setMaxFitness(int maxFitness) {
-		Parameters.maxFitness = maxFitness;
-	}
-	
-	public static void setDebug(boolean debug) {
-		Parameters.debug = debug;
-	}
-	
-}
diff --git a/src/jcgp/TruthTable.java b/src/jcgp/TruthTable.java
index 72712fc..e62f56b 100644
--- a/src/jcgp/TruthTable.java
+++ b/src/jcgp/TruthTable.java
@@ -1,6 +1,6 @@
 package jcgp;
 
-import jcgp.fitness.TestCase;
+import jcgp.modules.fitness.TestCase;
 
 public class TruthTable {
 
diff --git a/src/jcgp/Utilities.java b/src/jcgp/Utilities.java
index 394a481..ff5387f 100644
--- a/src/jcgp/Utilities.java
+++ b/src/jcgp/Utilities.java
@@ -2,8 +2,9 @@ package jcgp;
 
 import java.util.Random;
 
-import jcgp.function.Function;
-import jcgp.function.FunctionSet;
+import jcgp.modules.function.Function;
+import jcgp.modules.function.FunctionSet;
+import jcgp.parameters.Parameters;
 import jcgp.population.*;
 
 public class Utilities {
diff --git a/src/jcgp/gui/GUI.java b/src/jcgp/gui/GUI.java
new file mode 100644
index 0000000..0e4b91a
--- /dev/null
+++ b/src/jcgp/gui/GUI.java
@@ -0,0 +1,14 @@
+package jcgp.gui;
+
+import javafx.application.Application;
+import javafx.stage.Stage;
+
+public class GUI extends Application {
+
+	@Override
+	public void start(Stage primaryStage) throws Exception {
+		
+
+	}
+
+}
diff --git a/src/jcgp/modules/Module.java b/src/jcgp/modules/Module.java
new file mode 100644
index 0000000..a0da50a
--- /dev/null
+++ b/src/jcgp/modules/Module.java
@@ -0,0 +1,15 @@
+package jcgp.modules;
+
+import jcgp.parameters.Parameter;
+import jcgp.parameters.Parameters;
+
+public abstract class Module {
+
+	/**
+	 * Register a new parameter
+	 */
+	protected final void registerParameter(String key, Parameter value) {
+		Parameters.add(key, value);
+	};
+	
+}
diff --git a/src/jcgp/ea/EvolutionaryAlgorithm.java b/src/jcgp/modules/ea/EvolutionaryAlgorithm.java
index ba70671..8de8c87 100644
--- a/src/jcgp/ea/EvolutionaryAlgorithm.java
+++ b/src/jcgp/modules/ea/EvolutionaryAlgorithm.java
@@ -1,5 +1,6 @@
-package jcgp.ea;
+package jcgp.modules.ea;
 
+import jcgp.modules.mutator.Mutator;
 import jcgp.population.Chromosome;
 import jcgp.population.Population;
 
diff --git a/src/jcgp/ea/StandardEA.java b/src/jcgp/modules/ea/StandardEA.java
index 5f38513..2db8776 100644
--- a/src/jcgp/ea/StandardEA.java
+++ b/src/jcgp/modules/ea/StandardEA.java
@@ -1,6 +1,9 @@
-package jcgp.ea;
+package jcgp.modules.ea;
 
-import jcgp.Parameters;
+import jcgp.modules.mutator.Mutator;
+import jcgp.parameters.Parameters;
+import jcgp.parameters.IntegerParameter;
+import jcgp.parameters.BooleanParameter;
 import jcgp.population.Chromosome;
 import jcgp.population.Population;
 
@@ -20,19 +23,19 @@ public class StandardEA implements EvolutionaryAlgorithm {
 		// select fittest chromosome
 		int fittest = 0;
 		
-		for (int i = 1; i < Parameters.getPopulationSize(); i++) {
+		for (int i = 1; i < ((IntegerParameter) Parameters.get("population")).getValue(); i++) {
 			if (population.getChromosome(i).getFitness() >= population.getChromosome(fittest).getFitness()) {
 				fittest = i;
 			}
 		}
 		fittestChromosome = population.getChromosome(fittest);
 		population.setBestIndividual(fittest);
-		if (Parameters.getDebug()) {
+		if (((BooleanParameter) Parameters.get("debug")).getValue()) {
 			System.out.println("Best fitness: " + fittestChromosome.getFitness());
 		}
 		// create copies of fittest chromosome, mutate them
 		Chromosome fc = population.getChromosome(fittest);
-		for (int i = 0; i < Parameters.getPopulationSize(); i++) {
+		for (int i = 0; i < ((IntegerParameter) Parameters.get("population")).getValue(); i++) {
 			if (i != fittest) {
 				population.getChromosome(i).copyConnections(fc);
 				mutator.mutate(population.getChromosome(i));
diff --git a/src/jcgp/fitness/FitnessFunction.java b/src/jcgp/modules/fitness/FitnessFunction.java
index 6fa63ef..8ed1b56 100644
--- a/src/jcgp/fitness/FitnessFunction.java
+++ b/src/jcgp/modules/fitness/FitnessFunction.java
@@ -1,4 +1,4 @@
-package jcgp.fitness;
+package jcgp.modules.fitness;
 
 import jcgp.population.Population;
 
diff --git a/src/jcgp/fitness/TestCase.java b/src/jcgp/modules/fitness/TestCase.java
index e506d38..0cb09f1 100644
--- a/src/jcgp/fitness/TestCase.java
+++ b/src/jcgp/modules/fitness/TestCase.java
@@ -1,7 +1,7 @@
-package jcgp.fitness;
+package jcgp.modules.fitness;
 
-import jcgp.Parameters;
 import jcgp.exceptions.ParameterMismatchException;
+import jcgp.parameters.Parameters;
 
 public class TestCase {
 
diff --git a/src/jcgp/fitness/TruthTableEvaluator.java b/src/jcgp/modules/fitness/TruthTableEvaluator.java
index 4adf435..a69de96 100644
--- a/src/jcgp/fitness/TruthTableEvaluator.java
+++ b/src/jcgp/modules/fitness/TruthTableEvaluator.java
@@ -1,7 +1,7 @@
-package jcgp.fitness;
+package jcgp.modules.fitness;
 
-import jcgp.Parameters;
 import jcgp.TruthTable;
+import jcgp.parameters.Parameters;
 import jcgp.population.Population;
 
 public class TruthTableEvaluator implements FitnessFunction {
diff --git a/src/jcgp/function/Arithmetic.java b/src/jcgp/modules/function/Arithmetic.java
index b0bd5ca..73debd2 100644
--- a/src/jcgp/function/Arithmetic.java
+++ b/src/jcgp/modules/function/Arithmetic.java
@@ -1,7 +1,7 @@
-package jcgp.function;
+package jcgp.modules.function;
 
-import jcgp.Parameters;
 import jcgp.exceptions.InvalidArgumentsException;
+import jcgp.parameters.Parameters;
 import jcgp.population.Connection;
 
 public class Arithmetic {
diff --git a/src/jcgp/function/BitwiseLogic.java b/src/jcgp/modules/function/BitwiseLogic.java
index 55f5df0..a260715 100644
--- a/src/jcgp/function/BitwiseLogic.java
+++ b/src/jcgp/modules/function/BitwiseLogic.java
@@ -1,7 +1,7 @@
-package jcgp.function;
+package jcgp.modules.function;
 
-import jcgp.Parameters;
 import jcgp.exceptions.InvalidArgumentsException;
+import jcgp.parameters.Parameters;
 import jcgp.population.Connection;
 
 public class BitwiseLogic {
diff --git a/src/jcgp/function/BooleanLogic.java b/src/jcgp/modules/function/BooleanLogic.java
index 713dcf8..887e0e6 100644
--- a/src/jcgp/function/BooleanLogic.java
+++ b/src/jcgp/modules/function/BooleanLogic.java
@@ -1,7 +1,7 @@
-package jcgp.function;
+package jcgp.modules.function;
 
-import jcgp.Parameters;
 import jcgp.exceptions.InvalidArgumentsException;
+import jcgp.parameters.Parameters;
 import jcgp.population.Connection;
 
 public class BooleanLogic {
diff --git a/src/jcgp/function/Function.java b/src/jcgp/modules/function/Function.java
index 584421a..3314c2f 100644
--- a/src/jcgp/function/Function.java
+++ b/src/jcgp/modules/function/Function.java
@@ -1,4 +1,4 @@
-package jcgp.function;
+package jcgp.modules.function;
 
 import jcgp.exceptions.InvalidArgumentsException;
 import jcgp.population.Connection;
diff --git a/src/jcgp/function/FunctionSet.java b/src/jcgp/modules/function/FunctionSet.java
index cbe2f05..8a2190a 100644
--- a/src/jcgp/function/FunctionSet.java
+++ b/src/jcgp/modules/function/FunctionSet.java
@@ -1,4 +1,4 @@
-package jcgp.function;
+package jcgp.modules.function;
 
 /**
  * 
diff --git a/src/jcgp/ea/Mutator.java b/src/jcgp/modules/mutator/Mutator.java
index df3fe1c..10df8cd 100644
--- a/src/jcgp/ea/Mutator.java
+++ b/src/jcgp/modules/mutator/Mutator.java
@@ -1,4 +1,4 @@
-package jcgp.ea;
+package jcgp.modules.mutator;
 
 import jcgp.population.Chromosome;
 
diff --git a/src/jcgp/ea/StandardMutator.java b/src/jcgp/modules/mutator/StandardMutator.java
index b9c0a4e..17bd0be 100644
--- a/src/jcgp/ea/StandardMutator.java
+++ b/src/jcgp/modules/mutator/StandardMutator.java
@@ -1,7 +1,7 @@
-package jcgp.ea;
+package jcgp.modules.mutator;
 
-import jcgp.Parameters;
 import jcgp.Utilities;
+import jcgp.parameters.Parameters;
 import jcgp.population.Chromosome;
 import jcgp.population.MutableElement;
 import jcgp.population.Node;
diff --git a/src/jcgp/parameters/BooleanParameter.java b/src/jcgp/parameters/BooleanParameter.java
new file mode 100644
index 0000000..738b733
--- /dev/null
+++ b/src/jcgp/parameters/BooleanParameter.java
@@ -0,0 +1,32 @@
+package jcgp.parameters;
+
+import javafx.beans.property.SimpleBooleanProperty;
+
+public class BooleanParameter extends Parameter {
+	
+	private SimpleBooleanProperty value;
+	
+	public BooleanParameter(boolean value) {
+		
+		this.value.set(value);
+		
+	}
+	
+	public BooleanParameter(boolean value, boolean managed) {
+		this.value.set(value);
+		this.managed = managed;
+	}
+	
+	public void setValue(boolean value) {
+		this.value.set(value);
+	}
+	
+	public boolean getValue() {
+		return this.value.get();
+	}
+	
+	public SimpleBooleanProperty valueProperty() {
+		return value;
+	}
+	
+}
diff --git a/src/jcgp/parameters/DoubleParameter.java b/src/jcgp/parameters/DoubleParameter.java
new file mode 100644
index 0000000..9349502
--- /dev/null
+++ b/src/jcgp/parameters/DoubleParameter.java
@@ -0,0 +1,32 @@
+package jcgp.parameters;
+
+import javafx.beans.property.SimpleDoubleProperty;
+
+public class DoubleParameter extends Parameter {
+	
+	private SimpleDoubleProperty value;
+	
+	public DoubleParameter(double value) {
+		
+		this.value.set(value);
+		
+	}
+	
+	public DoubleParameter(double value, boolean managed) {
+		this.value.set(value);
+		this.managed = managed;
+	}
+	
+	public void setValue(double value) {
+		this.value.set(value);
+	}
+	
+	public double getValue() {
+		return this.value.get();
+	}
+	
+	public SimpleDoubleProperty valueProperty() {
+		return value;
+	}
+	
+}
diff --git a/src/jcgp/parameters/IntegerParameter.java b/src/jcgp/parameters/IntegerParameter.java
new file mode 100644
index 0000000..2aac3e1
--- /dev/null
+++ b/src/jcgp/parameters/IntegerParameter.java
@@ -0,0 +1,32 @@
+package jcgp.parameters;
+
+import javafx.beans.property.SimpleIntegerProperty;
+
+public class IntegerParameter extends Parameter {
+	
+	private SimpleIntegerProperty value;
+	
+	public IntegerParameter(int value) {
+		
+		this.value.set(value);
+		
+	}
+	
+	public IntegerParameter(int value, boolean managed) {
+		this.value.set(value);
+		this.managed = managed;
+	}
+	
+	public void setValue(int value) {
+		this.value.set(value);
+	}
+	
+	public int getValue() {
+		return this.value.get();
+	}
+	
+	public SimpleIntegerProperty valueProperty() {
+		return value;
+	}
+	
+}
diff --git a/src/jcgp/parameters/Parameter.java b/src/jcgp/parameters/Parameter.java
new file mode 100644
index 0000000..8b63868
--- /dev/null
+++ b/src/jcgp/parameters/Parameter.java
@@ -0,0 +1,22 @@
+package jcgp.parameters;
+
+public abstract class Parameter {
+	protected boolean managed = false;
+	protected boolean hidden = false;
+	
+	public void setManaged(boolean value) {
+		managed = value;
+	}
+	
+	public boolean isManaged() {
+		return managed;
+	}
+	
+	public void setHidden(boolean value) {
+		hidden = value;
+	}
+	
+	public boolean isHidden() {
+		return hidden;
+	}
+}
diff --git a/src/jcgp/parameters/Parameters.java b/src/jcgp/parameters/Parameters.java
new file mode 100644
index 0000000..54b54e3
--- /dev/null
+++ b/src/jcgp/parameters/Parameters.java
@@ -0,0 +1,31 @@
+package jcgp.parameters;
+
+import java.util.HashMap;
+
+public class Parameters {
+	
+	private static HashMap<String, Parameter> parameters;
+
+	public static void add(String key, Parameter value) {
+		parameters.put(key, value);
+	}
+	
+	public static Parameter get(String key) {
+		return parameters.get(key);
+	}
+	
+	public static boolean contains(String key) {
+		return parameters.containsKey(key);
+	}
+	
+//	private static int rows = 0, columns = 0, inputs = 0, outputs = 0, levelsBack = 0, 
+//					   mutationRate = 0, totalGenerations = 0, parents = 0, offspring = 0,
+//					   currentGeneration = 0, totalRuns = 0, currentRun = 0,
+//					   maxArity = 0, maxFitness = 0;
+	
+//	private static boolean debug = false;
+	
+
+	
+	
+}
diff --git a/src/jcgp/population/Chromosome.java b/src/jcgp/population/Chromosome.java
index 996e765..df2a9d4 100644
--- a/src/jcgp/population/Chromosome.java
+++ b/src/jcgp/population/Chromosome.java
@@ -2,9 +2,9 @@ package jcgp.population;
 
 import java.util.ArrayList;
 
-import jcgp.Parameters;
 import jcgp.Utilities;
 import jcgp.exceptions.ParameterMismatchException;
+import jcgp.parameters.Parameters;
 
 public class Chromosome {
 
diff --git a/src/jcgp/population/Node.java b/src/jcgp/population/Node.java
index 1741235..4203f25 100644
--- a/src/jcgp/population/Node.java
+++ b/src/jcgp/population/Node.java
@@ -3,10 +3,10 @@ package jcgp.population;
 import java.util.ArrayList;
 import java.util.Arrays;
 
-import jcgp.Parameters;
 import jcgp.Utilities;
 import jcgp.exceptions.InsufficientConnectionsException;
-import jcgp.function.Function;
+import jcgp.modules.function.Function;
+import jcgp.parameters.Parameters;
 
 
 public class Node implements MutableElement, Connection {
diff --git a/src/jcgp/population/Output.java b/src/jcgp/population/Output.java
index 0df51e9..89ca13c 100644
--- a/src/jcgp/population/Output.java
+++ b/src/jcgp/population/Output.java
@@ -2,7 +2,7 @@ package jcgp.population;
 
 import java.util.ArrayList;
 
-import jcgp.Parameters;
+import jcgp.parameters.Parameters;
 
 public class Output implements MutableElement {
 	
diff --git a/src/jcgp/population/Population.java b/src/jcgp/population/Population.java
index 9cd7430..3e7b590 100644
--- a/src/jcgp/population/Population.java
+++ b/src/jcgp/population/Population.java
@@ -1,6 +1,6 @@
 package jcgp.population;
 
-import jcgp.Parameters;
+import jcgp.parameters.Parameters;
 
 public class Population {
 	
diff --git a/src/jcgp/tests/ChromosomeTests.java b/src/jcgp/tests/ChromosomeTests.java
index 46463c5..c61785e 100644
--- a/src/jcgp/tests/ChromosomeTests.java
+++ b/src/jcgp/tests/ChromosomeTests.java
@@ -4,10 +4,10 @@ import static org.junit.Assert.*;
 
 import java.util.Random;
 
-import jcgp.Parameters;
 import jcgp.Utilities;
-import jcgp.function.Arithmetic;
-import jcgp.function.FunctionSet;
+import jcgp.modules.function.Arithmetic;
+import jcgp.modules.function.FunctionSet;
+import jcgp.parameters.Parameters;
 import jcgp.population.Chromosome;
 import jcgp.population.Connection;
 import jcgp.population.Input;
diff --git a/src/jcgp/tests/NodeTests.java b/src/jcgp/tests/NodeTests.java
index ee26d38..74b8140 100644
--- a/src/jcgp/tests/NodeTests.java
+++ b/src/jcgp/tests/NodeTests.java
@@ -4,10 +4,10 @@ import static org.junit.Assert.assertTrue;
 
 import java.util.Random;
 
-import jcgp.Parameters;
 import jcgp.Utilities;
-import jcgp.function.Arithmetic;
-import jcgp.function.Function;
+import jcgp.modules.function.Arithmetic;
+import jcgp.modules.function.Function;
+import jcgp.parameters.Parameters;
 import jcgp.population.Chromosome;
 import jcgp.population.Connection;
 import jcgp.population.Node;
diff --git a/src/jcgp/tests/OutputTests.java b/src/jcgp/tests/OutputTests.java
index 20e1c7f..b8f7d96 100644
--- a/src/jcgp/tests/OutputTests.java
+++ b/src/jcgp/tests/OutputTests.java
@@ -4,8 +4,8 @@ import static org.junit.Assert.assertTrue;
 
 import java.util.Random;
 
-import jcgp.Parameters;
 import jcgp.Utilities;
+import jcgp.parameters.Parameters;
 import jcgp.population.Chromosome;
 import jcgp.population.Connection;
 import jcgp.population.Output;
diff --git a/src/jcgp/tests/PopulationTests.java b/src/jcgp/tests/PopulationTests.java
index a6ab141..d646b90 100644
--- a/src/jcgp/tests/PopulationTests.java
+++ b/src/jcgp/tests/PopulationTests.java
@@ -4,10 +4,10 @@ import static org.junit.Assert.*;
 
 import java.util.Random;
 
-import jcgp.Parameters;
 import jcgp.Utilities;
-import jcgp.function.Arithmetic;
-import jcgp.function.FunctionSet;
+import jcgp.modules.function.Arithmetic;
+import jcgp.modules.function.FunctionSet;
+import jcgp.parameters.Parameters;
 import jcgp.population.Chromosome;
 import jcgp.population.Population;