Major code cleanup.

src/eva2/OptimizerFactory.java

@@ -94,7 +94,7 @@ public class OptimizerFactory {
      * @param listener
      * @return An optimization algorithm that performs differential evolution.
      */
-    public static final DifferentialEvolution createDifferentialEvolution(
+    public static DifferentialEvolution createDifferentialEvolution(
             AbstractOptimizationProblem problem, int popsize, double f,
             double lambda, double CR,
             InterfacePopulationChangedEventListener listener) {
@@ -136,7 +136,7 @@ public class OptimizerFactory {
      * @param listener
      * @return An optimization algorithm that employs an evolution strategy.
      */
-    public static final EvolutionStrategies createEvolutionStrategy(int mu,
+    public static EvolutionStrategies createEvolutionStrategy(int mu,
                                                                     int lambda, boolean plus, InterfaceMutation mutationoperator,
                                                                     double pm, InterfaceCrossover crossoveroperator, double pc,
                                                                     InterfaceSelection selection, AbstractOptimizationProblem problem,
@@ -164,7 +164,7 @@ public class OptimizerFactory {
      * @param listener
      * @return An optimization algorithm that employs an IPOP-ES.
      */
-    public static final EvolutionStrategyIPOP createEvolutionStrategyIPOP(int mu,
+    public static EvolutionStrategyIPOP createEvolutionStrategyIPOP(int mu,
                                                                           int lambda, boolean plus, InterfaceMutation mutationoperator,
                                                                           double pm, InterfaceCrossover crossoveroperator, double pc, double incPopSizeFact, double stagThresh,
                                                                           AbstractOptimizationProblem problem, InterfacePopulationChangedEventListener listener) {
@@ -175,7 +175,7 @@ public class OptimizerFactory {
         return esIPOP;
     }
 
-    private static final EvolutionStrategies createES(EvolutionStrategies theES, InterfaceMutation mutationoperator,
+    private static EvolutionStrategies createES(EvolutionStrategies theES, InterfaceMutation mutationoperator,
                                                       double pm, InterfaceCrossover crossoveroperator, double pc,
                                                       InterfaceSelection selection, AbstractOptimizationProblem problem,
                                                       InterfacePopulationChangedEventListener listener) {
@@ -526,7 +526,7 @@ public class OptimizerFactory {
      *
      * @return the default number of fitness call done before termination
      */
-    public static final int getDefaultFitCalls() {
+    public static int getDefaultFitCalls() {
         return defaultFitCalls;
     }
 
@@ -1423,7 +1423,7 @@ public class OptimizerFactory {
             es.setForceOrigPopSize(false);
             ((EvolutionStrategyIPOP) es).setIncPopSizeFact(incLambdaFact);
             // Set CMA operator for mutation
-            AbstractEAIndividual indy = (AbstractEAIndividual) indyTemplate;
+            AbstractEAIndividual indy = indyTemplate;
             MutateESRankMuCMA cmaMut = new MutateESRankMuCMA();
             AbstractEAIndividual.setOperators(indy, cmaMut, 1., new CrossoverESDefault(), 0.);
         } else {

src/eva2/OptimizerRunnable.java

@@ -278,7 +278,7 @@ public class OptimizerRunnable implements Runnable {
      * @param multis
      */
     public void setMultiRuns(int multis) {
-        ((AbstractStatistics) proc.getStatistics()).getStatisticsParameter().setMultiRuns(multis);
+        proc.getStatistics().getStatisticsParameter().setMultiRuns(multis);
     }
 
     /**
@@ -287,6 +287,6 @@ public class OptimizerRunnable implements Runnable {
      * @param addInfo
      */
     public void setOutputFullStatsToText(boolean addInfo) {
-        ((AbstractStatistics) proc.getStatistics()).getStatisticsParameter().setOutputAllFieldsAsText(addInfo);
+        proc.getStatistics().getStatisticsParameter().setOutputAllFieldsAsText(addInfo);
     }
 }

src/eva2/examples/TestingCbnPostProc.java

@@ -39,5 +39,4 @@ public class TestingCbnPostProc {
         }
     }
 
-    ;
 }

src/eva2/examples/TestingGAB1.java

@@ -36,6 +36,5 @@ public class TestingGAB1 {
         System.out.println();
     }
 
-    ;
 }
 

src/eva2/examples/TestingPlusCmaEs.java

@@ -40,5 +40,4 @@ public class TestingPlusCmaEs {
                 + AbstractEAIndividual.getDefaultDataString(bestIndy));
     }
 
-    ;
 }

src/eva2/gui/BeanInspector.java

@@ -34,7 +34,7 @@ public class BeanInspector {
             return false;
         }
         System.out.println("equalProperties: " + obj1.getClass().getName() + " " + obj2.getClass().getName());
-        if (obj1.getClass().getName().equals(obj2.getClass().getName()) == false) {
+        if (!obj1.getClass().getName().equals(obj2.getClass().getName())) {
             System.out.println("");
             return false;
         }
@@ -76,14 +76,14 @@ public class BeanInspector {
                 Object value_1 = getter_1.invoke(obj1, args_1);
                 Object value_2 = getter_2.invoke(obj2, args_2);
                 BeansInside = true;
-                if (BeanInspector.equalProperties(value_1, value_2) == false) {
+                if (!BeanInspector.equalProperties(value_1, value_2)) {
                     BeansEqual = false;
                 }
             } catch (Exception e) {
                 System.out.println(" BeanTest.equalProperties " + e.getMessage());
             }
         }
-        if (BeansInside == true) {
+        if (BeansInside) {
             return BeansEqual;
         }
         // here we have Integer or Double ...
@@ -154,7 +154,7 @@ public class BeanInspector {
         if (obj instanceof String) {
             return (String) obj;
         } // directly return a string object
-        Class<? extends Object> type = obj.getClass();
+        Class<?> type = obj.getClass();
 
         if (type.isArray()) { // handle the array case
             StringBuffer sbuf = new StringBuffer();
@@ -524,11 +524,7 @@ public class BeanInspector {
      */
     private static boolean isBoxableFrom(Class clz1, Class clz2) {
         Class box = getBoxedType(clz1);
-        if (box != null && (clz2.isAssignableFrom(box))) {
-            return true;
-        } else {
-            return false;
-        }
+        return box != null && (clz2.isAssignableFrom(box));
     }
 
     /**
@@ -852,11 +848,8 @@ public class BeanInspector {
         if (cls.isPrimitive()) {
             return true;
         }
-        if ((cls == Double.class) || (cls == Integer.class) || (cls == Boolean.class) || (cls == Character.class) || (cls == Void.class)
-                || (cls == Byte.class) || (cls == Short.class) || (cls == Long.class) || (cls == Float.class)) {
-            return true;
-        }
-        return false;
+        return (cls == Double.class) || (cls == Integer.class) || (cls == Boolean.class) || (cls == Character.class) || (cls == Void.class)
+                || (cls == Byte.class) || (cls == Short.class) || (cls == Long.class) || (cls == Float.class);
     }
 
     /**

src/eva2/gui/EvAModuleButtonPanelMaker.java

@@ -44,7 +44,7 @@ public class EvAModuleButtonPanelMaker implements OptimizationStateListener, Ser
         toolBar = new JToolBar();
         toolBar.setFloatable(false);
 
-        moduleAdapter.addOptimizationStateListener((OptimizationStateListener) (this));
+        moduleAdapter.addOptimizationStateListener(this);
 
 
         //////////////////////////////////////////////////////////////
@@ -104,7 +104,6 @@ public class EvAModuleButtonPanelMaker implements OptimizationStateListener, Ser
 
         scheduleButton = ToolBoxGui.createIconifiedButton("images/Server24.gif", "Schedule", true);
         scheduleButton.setToolTipText("Schedule the currently configured optimization as a job.");
-        //scheduleButton.setBorderPainted(false);
         scheduleButton.addActionListener(new ActionListener() {
 
             @Override

src/eva2/gui/HtmlDemo.java

@@ -57,16 +57,14 @@ public class HtmlDemo {
      */
     public void show() {
         try {
-            URL url = null;
-            url = this.getClass().getClassLoader().getSystemResource("html/" + name);
+            URL url = ClassLoader.getSystemResource("html/" + name);
 
             try {
                 htmlEditorPane = new JEditorPane(url);
             } catch (java.io.IOException ioe) {
-                url = this.getClass().getClassLoader().getSystemResource("html/Default.html");
+                url = ClassLoader.getSystemResource("html/Default.html");
                 htmlEditorPane = new JEditorPane(url);
             }
-            //htmlEditorPane = new JEditorPane(htmlDescription);
             htmlEditorPane.setEditable(false);
             htmlEditorPane.addHyperlinkListener(createHyperLinkListener());
 

src/eva2/gui/JEFrameRegister.java

@@ -70,7 +70,7 @@ public final class JEFrameRegister {
     public void setFocusToNext(JEFrame jeFrame) {
         int idx = frameList.indexOf(jeFrame);
         idx = (idx + 1) % frameList.size();
-        JEFrame toset = ((JEFrame) frameList.get(idx));
+        JEFrame toset = frameList.get(idx);
         toset.toFront();
     }
 

src/eva2/gui/JParaPanel.java

@@ -1,13 +1,5 @@
 package eva2.gui;
 
-/*
- * Title:        EvA2
- * Description:
- * Copyright:    Copyright (c) 2003
- * Company:      University of Tuebingen, Computer Architecture
- * @author Holger Ulmer, Felix Streichert, Hannes Planatscher
- */
-
 import eva2.gui.editor.GenericObjectEditor;
 import eva2.optimization.stat.OptimizationJobList;
 
@@ -20,7 +12,6 @@ public class JParaPanel implements Serializable, PanelMaker {
 
     protected String name = "undefined";
     protected Object localParameter;
-    protected Object proxyParameter;
     protected PropertyEditor propertyEditor;
 
     /**
@@ -50,7 +41,7 @@ public class JParaPanel implements Serializable, PanelMaker {
         } else {
             propertyEditor = new GenericObjectEditor();
             ((GenericObjectEditor) (propertyEditor)).setClassType(localParameter.getClass());
-            ((GenericObjectEditor) (propertyEditor)).setValue(localParameter);
+            propertyEditor.setValue(localParameter);
             ((GenericObjectEditor) (propertyEditor)).disableOKCancel();
         }
 

src/eva2/gui/JTextEditorInternalFrame.java

@@ -156,7 +156,7 @@ public class JTextEditorInternalFrame extends JDocFrame {
 
         Action[] actions = textArea.getActions();
         for (int i = 0; i < actions.length; i++) {
-            hashActions.put((String) actions[i].getValue(Action.NAME), actions[i]);
+            hashActions.put(actions[i].getValue(Action.NAME), actions[i]);
         }
 
         mnuEdit = new JExtMenu("&Bearbeiten");

src/eva2/gui/Main.java

@@ -369,7 +369,7 @@ public class Main extends JFrame implements OptimizationStateListener {
 
             setSize(800, 600);
             Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
-            setLocation((int) ((screenSize.width - this.getWidth()) / 2), (int) ((screenSize.height - this.getHeight()) / 2.5));
+            setLocation((screenSize.width - this.getWidth()) / 2, (int) ((screenSize.height - this.getHeight()) / 2.5));
 
             /* Create a new ConfigurationPanel (left side) */
             configurationPane = new JPanel(new GridBagLayout());

src/eva2/gui/OptimizationEditorPanel.java

@@ -376,7 +376,7 @@ public class OptimizationEditorPanel extends JPanel implements ItemListener {
                  */ (genericObjectEditor.getValue().getClass().getName());
         boolean found = false;
         for (int i = 0; i < comboBoxModel.getSize(); i++) {
-            if (objectName.equals((String) comboBoxModel.getElementAt(i))) {
+            if (objectName.equals(comboBoxModel.getElementAt(i))) {
                 found = true;
                 break;
             }
@@ -408,7 +408,7 @@ public class OptimizationEditorPanel extends JPanel implements ItemListener {
         if ((e.getSource() == objectChooser) && (e.getStateChange() == ItemEvent.SELECTED)) {
             className = (String) objectChooser.getSelectedItem();
             try {
-                Object n = (Object) Class.forName(className).newInstance();
+                Object n = Class.forName(className).newInstance();
                 genericObjectEditor.setValue(n);
                 // TODO ? setObject(n);
             } catch (Exception ex) {

src/eva2/gui/PropertyDoubleArray.java

@@ -50,7 +50,7 @@ public class PropertyDoubleArray implements java.io.Serializable {
 
     @Override
     public Object clone() {
-        return (Object) new PropertyDoubleArray(this);
+        return new PropertyDoubleArray(this);
     }
 
     /**

src/eva2/gui/PropertyEpsilonConstraint.java

@@ -25,6 +25,6 @@ public class PropertyEpsilonConstraint implements java.io.Serializable {
 
     @Override
     public Object clone() {
-        return (Object) new PropertyEpsilonConstraint(this);
+        return new PropertyEpsilonConstraint(this);
     }
 }

src/eva2/gui/PropertyEpsilonThreshold.java

@@ -30,6 +30,6 @@ public class PropertyEpsilonThreshold implements java.io.Serializable {
 
     @Override
     public Object clone() {
-        return (Object) new PropertyEpsilonThreshold(this);
+        return new PropertyEpsilonThreshold(this);
     }
 }

src/eva2/gui/PropertyFilePath.java

@@ -53,7 +53,7 @@ public class PropertyFilePath implements java.io.Serializable {
 
     @Override
     public Object clone() {
-        return (Object) new PropertyFilePath(this);
+        return new PropertyFilePath(this);
     }
 
     /**

src/eva2/gui/PropertyIntArray.java

@@ -21,7 +21,7 @@ public class PropertyIntArray implements java.io.Serializable {
 
     @Override
     public Object clone() {
-        return (Object) new PropertyIntArray(this);
+        return new PropertyIntArray(this);
     }
 
     /**

src/eva2/gui/PropertyOptimizationObjectives.java

@@ -27,7 +27,7 @@ public class PropertyOptimizationObjectives implements java.io.Serializable {
 
     @Override
     public Object clone() {
-        return (Object) new PropertyOptimizationObjectives(this);
+        return new PropertyOptimizationObjectives(this);
     }
 
     /**

src/eva2/gui/PropertyOptimizationObjectivesWithParam.java

@@ -39,7 +39,7 @@ public class PropertyOptimizationObjectivesWithParam implements java.io.Serializ
 
     @Override
     public Object clone() {
-        return (Object) new PropertyOptimizationObjectivesWithParam(this);
+        return new PropertyOptimizationObjectivesWithParam(this);
     }
 
     /**

src/eva2/gui/PropertySelectableList.java

@@ -36,7 +36,7 @@ public class PropertySelectableList<T> implements java.io.Serializable {
 
     @Override
     public Object clone() {
-        return (Object) new PropertySelectableList<T>(this);
+        return new PropertySelectableList<T>(this);
     }
 
     public void setObjects(T[] o) {

src/eva2/gui/PropertySheetPanel.java

@@ -5,7 +5,6 @@ import eva2.tools.EVAHELP;
 import eva2.util.annotation.Description;
 
 import javax.swing.*;
-import javax.swing.border.Border;
 import javax.swing.table.DefaultTableModel;
 import javax.swing.table.TableCellEditor;
 import javax.swing.table.TableCellRenderer;
@@ -1119,10 +1118,7 @@ class PropertyCellEditor extends AbstractCellEditor implements TableCellEditor {
         int selectedColumn = sourceTable.getSelectedColumn();
         String columnName = sourceTable.getColumnName(selectedColumn);
         /* If the columnName equals Key it holds the keys */
-        if ("Key".equals(columnName)) {
-            return false;
-        }
-        return true;
+        return !"Key".equals(columnName);
     }
 
 

src/eva2/gui/PropertySheetPanelStat.java

@@ -1,17 +1,4 @@
 package eva2.gui;
-/*
- * Title:        EvA2
- * Description:
- * Copyright:    Copyright (c) 2003
- * Company:      University of Tuebingen, Computer Architecture
- * @author Holger Ulmer, Felix Streichert, Hannes Planatscher
- * @version:  $Revision: 10 $
- *            $Date: 2006-01-18 11:02:22 +0100 (Wed, 18 Jan 2006) $
- *            $Author: streiche $
- */
-/*==========================================================================*
- * IMPORTS
- *==========================================================================*/
 
 import javax.swing.*;
 import java.awt.*;
@@ -35,7 +22,6 @@ public class PropertySheetPanelStat extends JPanel implements Serializable {
      * Creates the property sheet panel.
      */
     public PropertySheetPanelStat() {
-        //    setBorder(BorderFactory.createLineBorder(Color.red));
         setBorder(BorderFactory.createEmptyBorder(0, 0, 0, 0));
     }
 
@@ -113,10 +99,10 @@ class JCheckBoxFlag extends JCheckBox {
 
             @Override
             public void itemStateChanged(ItemEvent evt) {
-                if (evt.getStateChange() == evt.SELECTED) {
+                if (evt.getStateChange() == ItemEvent.SELECTED) {
                     JCheckBoxFlag.this.flag = true;
                 }
-                if (evt.getStateChange() == evt.DESELECTED) {
+                if (evt.getStateChange() == ItemEvent.DESELECTED) {
                     JCheckBoxFlag.this.flag = false;
                 }
             }

src/eva2/gui/PropertyWeightedLPTchebycheff.java

@@ -30,6 +30,6 @@ public class PropertyWeightedLPTchebycheff implements java.io.Serializable {
 
     @Override
     public Object clone() {
-        return (Object) new PropertyWeightedLPTchebycheff(this);
+        return new PropertyWeightedLPTchebycheff(this);
     }
 }

src/eva2/gui/editor/BigStringEditor.java

@@ -6,8 +6,6 @@ import javax.swing.*;
 import java.awt.*;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
-import java.awt.event.WindowEvent;
-import java.awt.event.WindowListener;
 import java.beans.PropertyChangeListener;
 import java.beans.PropertyChangeSupport;
 import java.beans.PropertyEditor;

src/eva2/gui/editor/EnumEditor.java

@@ -44,7 +44,7 @@ public class EnumEditor extends PropertyEditorSupport {
     public void setAsText(String text) throws IllegalArgumentException {
         for (int i = 0; i < enumConstants.length; i++) {
             if (text.equals(enumConstants[i].toString())) {
-                setValue((Enum) enumConstants[i]);
+                setValue(enumConstants[i]);
                 return;
             }
         }

src/eva2/gui/editor/GenericAreaEditor.java

@@ -27,13 +27,13 @@ public class GenericAreaEditor extends AbstractListSelectionEditor {
 
     @Override
     protected String getElementName(int i) {
-        AbstractGPNode an = (AbstractGPNode) areaObject.getCompleteList().get(i);
+        AbstractGPNode an = areaObject.getCompleteList().get(i);
         return an.getName();
     }
 
     @Override
     protected boolean isElementSelected(int i) {
-        return ((Boolean) areaObject.getBlackList().get(i)).booleanValue();
+        return areaObject.getBlackList().get(i).booleanValue();
     }
 
     @Override

src/eva2/gui/editor/GenericArrayEditor.java

@@ -352,7 +352,6 @@ public class GenericArrayEditor extends JPanel implements PropertyEditor {
             ListCellRenderer lcr = new DefaultListCellRenderer();
             if (editor != null) {
                 if (editor instanceof GenericObjectEditor) {
-//					((GenericObjectEditor) editor).getCustomEditor();
                     ((GenericObjectEditor) editor).setClassType(elementClass);
                 }
                 if (editor.isPaintable() && editor.supportsCustomEditor()) {
@@ -416,6 +415,7 @@ public class GenericArrayEditor extends JPanel implements PropertyEditor {
 
                     // Upper Button Panel
                     JPanel combiUpperPanel = new JPanel(getButtonLayout(1, upperButtonList));
+                    // ToDo Figure out how to now show this on Job Pane
                     combiUpperPanel.add(view);
 
                     for (JButton but : upperButtonList) {
@@ -692,7 +692,7 @@ public class GenericArrayEditor extends JPanel implements PropertyEditor {
             rep = listModel.getSize() + " of " + EVAHELP.cutClassName(elementClass.getName());
             Object maybeName = BeanInspector.callIfAvailable(listModel.get(0), "getName", new Object[]{});
             if (maybeName != null) {
-                rep = rep + " (" + (String) maybeName + "...)";
+                rep = rep + " (" + maybeName + "...)";
             }
         }
         gfx.drawString(rep, 2, fm.getHeight() + vpad - 3);

src/eva2/gui/editor/GenericDoubleArrayEditor.java

@@ -40,8 +40,7 @@ class MyFocusListener implements FocusListener {
         arrEditor.notifyFocusID(myID);
     }
 
-    ;
-};
+}
 
 
 /**

src/eva2/gui/editor/GenericObjectEditor.java

@@ -79,7 +79,7 @@ public class GenericObjectEditor implements PropertyEditor {
                 try {
                     // a field allowing a class to indicate it doesnt want to be displayed
                     Field f = clazz.getDeclaredField("hideFromGOE");
-                    if (f.getBoolean(clazz) == true) {
+                    if (f.getBoolean(clazz)) {
                         LOGGER.log(Level.FINEST, "Class {0} wants to be hidden from GOE.", clazz);
                         continue;
                     }
@@ -275,7 +275,7 @@ public class GenericObjectEditor implements PropertyEditor {
 
         try {
             if (v.size() > 0) {
-                setObject((Object) Class.forName((String) v.get(0)).newInstance());
+                setObject(Class.forName((String) v.get(0)).newInstance());
             }
         } catch (Exception ex) {
             System.err.println("Exception in setDefaultValue !!!" + ex.getMessage());

src/eva2/gui/plot/DPointSetMultiIcon.java

@@ -167,7 +167,7 @@ public class DPointSetMultiIcon extends DComponent {
         } else {
             DPoint result = new DPoint(xMI.getImage(minIndex),
                     yMI.getImage(minIndex));
-            result.setIcon((DPointIcon) this.iconsMI.get(minIndex));
+            result.setIcon(this.iconsMI.get(minIndex));
 
             return result;
         }
@@ -256,7 +256,7 @@ public class DPointSetMultiIcon extends DComponent {
                         if ((i < this.iconsMI.size()) && (this.iconsMI.get(i) != null)) {
                             g.setStroke(new BasicStroke());
                             g.translate(p2.x, p2.y);
-                            ((DPointIcon) this.iconsMI.get(i)).paint(g);
+                            this.iconsMI.get(i).paint(g);
                             g.translate(-p2.x, -p2.y);
                             g.setStroke(strokeMI);
                         } else {
@@ -287,7 +287,7 @@ public class DPointSetMultiIcon extends DComponent {
                         if (this.iconsMI.get(i) != null) {
                             g.setStroke(new BasicStroke());
                             g.translate(p.x, p.y);
-                            ((DPointIcon) this.iconsMI.get(i)).paint(g);
+                            this.iconsMI.get(i).paint(g);
                             g.translate(-p.x, -p.y);
                             g.setStroke(strokeMI);
                         } else {

src/eva2/gui/plot/FunctionArea.java

@@ -122,7 +122,7 @@ public class FunctionArea extends DArea implements Serializable {
         if (isShowGraphToolTips()) {
             int gIndex = getNearestGraphIndex(event.getX(), event.getY());
             if (gIndex >= 0) {
-                DPoint pt = ((GraphPointSet) (pointSetContainer.get(gIndex))).getMedPoint();
+                DPoint pt = pointSetContainer.get(gIndex).getMedPoint();
                 Point pt2 = getDMeasures().getPoint(pt.x, pt.y);
                 pt2.x += (5 * (gIndex % 7)); // slight shift depending on index
                 // - easier distinction of very
@@ -395,7 +395,7 @@ public class FunctionArea extends DArea implements Serializable {
         if (index == -1) {
             return;
         }
-        int GraphLabel = ((GraphPointSet) (this.pointSetContainer.get(index))).getGraphLabel();
+        int GraphLabel = this.pointSetContainer.get(index).getGraphLabel();
         changeColorGraph(GraphLabel);
         updateLegend();
     }
@@ -406,7 +406,7 @@ public class FunctionArea extends DArea implements Serializable {
     public void recolorAllGraphsByIndex() {
         int index = 0;
         for (int i = 0; i < pointSetContainer.size(); i++) {
-            GraphPointSet gps = ((GraphPointSet) (this.pointSetContainer.get(i)));
+            GraphPointSet gps = this.pointSetContainer.get(i);
             if (gps.getPointCount() > 0) {
                 gps.setColorByIndex(index);
                 index++;
@@ -466,7 +466,7 @@ public class FunctionArea extends DArea implements Serializable {
     public void clearAll() {
         this.removeAllDElements();
         for (int i = 0; i < pointSetContainer.size(); i++) {
-            ((GraphPointSet) (pointSetContainer.get(i))).removeAllPoints();
+            pointSetContainer.get(i).removeAllPoints();
         }
         pointSetContainer.clear();
         if (getYScale() instanceof Exp) {
@@ -496,7 +496,7 @@ public class FunctionArea extends DArea implements Serializable {
         if (index == -1) {
             return;
         }
-        int GraphLabel = ((GraphPointSet) (this.pointSetContainer.get(index))).getGraphLabel();
+        int GraphLabel = this.pointSetContainer.get(index).getGraphLabel();
         clearGraph(GraphLabel);
         updateLegend();
     }
@@ -658,7 +658,7 @@ public class FunctionArea extends DArea implements Serializable {
         }
         for (int i = 0; i < pointSetContainer.size(); i++) {
             if (pointSetContainer.get(i) instanceof GraphPointSet) {
-                GraphPointSet set = (GraphPointSet) pointSetContainer.get(i);
+                GraphPointSet set = pointSetContainer.get(i);
                 DPointSet pset = set.getConnectedPointSet();
                 // add column names
                 s[0] = s[0] + " t " + cleanBlanks(set.getInfoString(), '_');
@@ -737,7 +737,7 @@ public class FunctionArea extends DArea implements Serializable {
         }
         int minindex = getNearestGraphIndex(x, y);
         if (minindex >= 0) {
-            return ((GraphPointSet) (pointSetContainer.get(minindex))).getInfoString();
+            return pointSetContainer.get(minindex).getInfoString();
         } else {
             return "none";
         }
@@ -750,7 +750,7 @@ public class FunctionArea extends DArea implements Serializable {
         }
 
         if (graphIndex >= 0 && (graphIndex < pointSetContainer.size())) {
-            return ((GraphPointSet) (pointSetContainer.get(graphIndex))).getInfoString();
+            return pointSetContainer.get(graphIndex).getInfoString();
         } else {
             return "none";
         }
@@ -771,7 +771,7 @@ public class FunctionArea extends DArea implements Serializable {
     private GraphPointSet getGraphPointSet(int GraphLabel) {
         for (int i = 0; i < pointSetContainer.size(); i++) {
             if (pointSetContainer.get(i) instanceof GraphPointSet) {
-                GraphPointSet xx = (GraphPointSet) (pointSetContainer.get(i));
+                GraphPointSet xx = pointSetContainer.get(i);
                 // System.out.println("looking at "+xx.getGraphLabel());
                 if (xx.getGraphLabel() == GraphLabel) {
                     // System.out.println("match!");
@@ -799,7 +799,7 @@ public class FunctionArea extends DArea implements Serializable {
         double dist = 0;
         for (int i = 0; i < pointSetContainer.size(); i++) {
             if (pointSetContainer.get(i) instanceof GraphPointSet) {
-                GraphPointSet pointset = (GraphPointSet) (pointSetContainer.get(i));
+                GraphPointSet pointset = pointSetContainer.get(i);
                 point2 = pointset.getNearestDPoint(point1);
                 if (point2 == null) {
                     continue;
@@ -883,7 +883,7 @@ public class FunctionArea extends DArea implements Serializable {
             return ret;
         }
         int minindex = getNearestGraphIndex(x, y);
-        ret = ((GraphPointSet) (pointSetContainer.get(minindex))).isStatisticsGraph();
+        ret = pointSetContainer.get(minindex).isStatisticsGraph();
         return ret;
     }
 
@@ -893,7 +893,7 @@ public class FunctionArea extends DArea implements Serializable {
      */
     public void jump() {
         for (int i = 0; i < pointSetContainer.size(); i++) {
-            ((GraphPointSet) (pointSetContainer.get(i))).jump();
+            pointSetContainer.get(i).jump();
         }
     }
 
@@ -914,7 +914,7 @@ public class FunctionArea extends DArea implements Serializable {
             System.out.println("");
             System.out.println("GraphPointSet No " + i);
 
-            ret[i] = ((GraphPointSet) pointSetContainer.get(i)).printPoints();
+            ret[i] = pointSetContainer.get(i).printPoints();
         }
         return ret;
 
@@ -928,7 +928,7 @@ public class FunctionArea extends DArea implements Serializable {
         System.out.println("");
         System.out.println("GraphPointSet No " + i);
 
-        return ((GraphPointSet) pointSetContainer.get(i)).printPoints();
+        return pointSetContainer.get(i).printPoints();
         // }
     }
 
@@ -942,7 +942,7 @@ public class FunctionArea extends DArea implements Serializable {
         if (index == -1 || point == null) {
             return;
         }
-        GraphPointSet pointset = (GraphPointSet) (this.pointSetContainer.get(index));
+        GraphPointSet pointset = this.pointSetContainer.get(index);
         pointset.removePoint(point);
     }
 
@@ -1080,7 +1080,7 @@ public class FunctionArea extends DArea implements Serializable {
         }
 
         if (graphIndex >= 0 && (graphIndex < pointSetContainer.size())) {
-            GraphPointSet gps = ((GraphPointSet) (pointSetContainer.get(graphIndex)));
+            GraphPointSet gps = pointSetContainer.get(graphIndex);
             gps.setInfoString(newName);
             updateLegend();
             return true;

src/eva2/gui/plot/GraphPointSet.java

@@ -194,7 +194,7 @@ public class GraphPointSet {
         int[] index = new int[pointSetContainer.size()];
         int[] GraphSize = new int[pointSetContainer.size()];
         for (int i = 0; i < pointSetContainer.size(); i++) {
-            GraphSize[i] = ((PointSet) pointSetContainer.get(i)).getSize();
+            GraphSize[i] = pointSetContainer.get(i).getSize();
             if (GraphSize[i] <= 0) {
                 System.err.println("Warning: invalid graph size of "
                         + GraphSize[i] + " at " + i

src/eva2/gui/plot/GraphWindow.java

@@ -97,7 +97,7 @@ class PlotContainer extends ArrayList<GraphWindow> {
     public boolean containsName(String name) {
         GraphWindow temp;
         for (int i = 0; i < size(); i++) {
-            temp = (GraphWindow) (get(i));
+            temp = get(i);
             if (name.equals(temp.getName())) {
                 return true;
             }
@@ -123,7 +123,7 @@ class PlotContainer extends ArrayList<GraphWindow> {
         }
         GraphWindow temp;
         for (int i = 0; i < size(); i++) {
-            temp = (GraphWindow) (get(i));
+            temp = get(i);
             if (name.equals(temp.getName())) {
                 actualPlot = temp;
                 return actualPlot;

src/eva2/optimization/ModuleServer.java

@@ -69,7 +69,7 @@ public class ModuleServer {
                 Method[] methods = module.getDeclaredMethods();
                 for (Method method : methods) {
                     if (method.getName().equals("getName")) {
-                        String name = (String) method.invoke((Object[]) null, (Object[]) null);
+                        String name = (String) method.invoke(null, (Object[]) null);
                         if (name != null) {
                             moduleNameList.add(name);
                         } else {
@@ -107,7 +107,7 @@ public class ModuleServer {
 
                 for (Method method : methods) {
                     if (method.getName().equals("getName")) {
-                        moduleName = (String) method.invoke((Object[]) null, (Object[]) null);
+                        moduleName = (String) method.invoke(null, (Object[]) null);
                     }
                 }
             } catch (Exception ex) {

src/eva2/optimization/enums/ESMutationInitialSigma.java

@@ -1,5 +1,5 @@
 package eva2.optimization.enums;
 
 public enum ESMutationInitialSigma {
-    halfRange, quarterRange, avgInitialDistance, userDefined;
+    halfRange, quarterRange, avgInitialDistance, userDefined
 }

src/eva2/optimization/enums/MutateESCrossoverTypeEnum.java

@@ -1,5 +1,5 @@
 package eva2.optimization.enums;
 
 public enum MutateESCrossoverTypeEnum {
-    none, intermediate, discrete;
+    none, intermediate, discrete
 }

src/eva2/optimization/enums/PostProcessMethod.java

@@ -1,5 +1,5 @@
 package eva2.optimization.enums;
 
 public enum PostProcessMethod {
-    hillClimber, nelderMead, cmaES;
+    hillClimber, nelderMead, cmaES
 }

src/eva2/optimization/go/MOCCOStandalone.java

@@ -575,7 +575,7 @@ public class MOCCOStandalone implements InterfaceStandaloneOptimization, Interfa
                     double y = x / (double) ((EvaluationTerminator) this.state.terminator).getFitnessCalls();
                     currentProgress = (int) (population.getFunctionCalls() * y);
                 } else {
-                    currentProgress = (int) (0);
+                    currentProgress = 0;
                 }
                 updateStatus("Optimizing...", currentProgress);
             } else {

src/eva2/optimization/go/StandaloneOptimization.java

@@ -308,7 +308,7 @@ public class StandaloneOptimization implements InterfaceStandaloneOptimization,
                 ((GAIndividualDoubleData) tmpIndy).setCrossoverOperator(new CrossoverGAGINPoint());
                 ((GAIndividualDoubleData) tmpIndy).setCrossoverProbability(1.0);
                 ((GAIndividualDoubleData) tmpIndy).setMutationProbability(1.0);
-                ((F1Problem) problem).setEAIndividual(tmpIndy);
+                problem.setEAIndividual(tmpIndy);
                 //((FGRNInferringProblem)this.problem).setStructreSkelInterval(1);
                 this.optimizationParameters.getOptimizer().setProblem(problem);
                 this.optimizationParameters.getOptimizer().addPopulationChangedEventListener(this);
@@ -324,7 +324,7 @@ public class StandaloneOptimization implements InterfaceStandaloneOptimization,
                 F1Problem problem = new F1Problem();
                 tmpIndy = new ESIndividualDoubleData();
                 ((AbstractEAIndividual) tmpIndy).setMutationOperator(new MutateESLocal());
-                ((F1Problem) problem).setEAIndividual(tmpIndy);
+                problem.setEAIndividual(tmpIndy);
                 //((FGRNInferringProblem)this.problem).setUseHEigenMatrix(true);
                 //((FGRNInferringProblem)this.problem).setUseOnlyPositiveNumbers(true);
                 this.optimizationParameters.getOptimizer().setProblem(problem);

src/eva2/optimization/individuals/ESIndividualBinaryData.java

@@ -60,12 +60,12 @@ public class ESIndividualBinaryData extends AbstractEAIndividual implements Inte
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new ESIndividualBinaryData(this);
+        return new ESIndividualBinaryData(this);
     }
 
     /**

src/eva2/optimization/individuals/ESIndividualDoubleData.java

@@ -61,12 +61,12 @@ public class ESIndividualDoubleData extends AbstractEAIndividual implements Inte
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new ESIndividualDoubleData(this);
+        return new ESIndividualDoubleData(this);
     }
 
     /**

src/eva2/optimization/individuals/ESIndividualIntegerData.java

@@ -56,12 +56,12 @@ public class ESIndividualIntegerData extends AbstractEAIndividual implements Int
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new ESIndividualIntegerData(this);
+        return new ESIndividualIntegerData(this);
     }
 
     /**

src/eva2/optimization/individuals/ESIndividualPermutationData.java

@@ -72,13 +72,13 @@ public class ESIndividualPermutationData extends AbstractEAIndividual implements
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
 
     }
 
     @Override
     public Object clone() {
-        return (Object) new ESIndividualPermutationData(this);
+        return new ESIndividualPermutationData(this);
     }
 
     /**

src/eva2/optimization/individuals/GAESIndividualBinaryDoubleData.java

@@ -43,12 +43,12 @@ public class GAESIndividualBinaryDoubleData extends AbstractEAIndividual impleme
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new GAESIndividualBinaryDoubleData(this);
+        return new GAESIndividualBinaryDoubleData(this);
     }
 
     /**

src/eva2/optimization/individuals/GAIndividualBinaryData.java

@@ -58,12 +58,12 @@ public class GAIndividualBinaryData extends AbstractEAIndividual implements Inte
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new GAIndividualBinaryData(this);
+        return new GAIndividualBinaryData(this);
     }
 
     /**

src/eva2/optimization/individuals/GAIndividualDoubleData.java

@@ -68,12 +68,12 @@ public class GAIndividualDoubleData extends AbstractEAIndividual implements Inte
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new GAIndividualDoubleData(this);
+        return new GAIndividualDoubleData(this);
     }
 
     /**

src/eva2/optimization/individuals/GAIndividualIntegerData.java

@@ -67,12 +67,12 @@ public class GAIndividualIntegerData extends AbstractEAIndividual implements Int
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new GAIndividualIntegerData(this);
+        return new GAIndividualIntegerData(this);
     }
 
 

src/eva2/optimization/individuals/GAPIndividualProgramData.java

@@ -40,12 +40,12 @@ public class GAPIndividualProgramData extends AbstractEAIndividual implements In
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new GAPIndividualProgramData(this);
+        return new GAPIndividualProgramData(this);
     }
 
     /**

src/eva2/optimization/individuals/GEIndividualProgramData.java

@@ -104,12 +104,12 @@ public class GEIndividualProgramData extends AbstractEAIndividual implements Int
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new GEIndividualProgramData(this);
+        return new GEIndividualProgramData(this);
     }
 
     /**

src/eva2/optimization/individuals/GIIndividualIntegerData.java

@@ -66,12 +66,12 @@ public class GIIndividualIntegerData extends AbstractEAIndividual implements Int
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new GIIndividualIntegerData(this);
+        return new GIIndividualIntegerData(this);
     }
 
 

src/eva2/optimization/individuals/GIOBGAIndividualIntegerPermutationData.java

@@ -40,12 +40,12 @@ public class GIOBGAIndividualIntegerPermutationData extends AbstractEAIndividual
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new GIOBGAIndividualIntegerPermutationData(this);
+        return new GIOBGAIndividualIntegerPermutationData(this);
     }
 
     /**

src/eva2/optimization/individuals/GPIndividualProgramData.java

@@ -75,12 +75,12 @@ public class GPIndividualProgramData extends AbstractEAIndividual implements Int
         for (int i = 0; i < this.fitness.length; i++) {
             this.fitness[i] = individual.fitness[i];
         }
-        cloneAEAObjects((AbstractEAIndividual) individual);
+        cloneAEAObjects(individual);
     }
 
     @Override
     public Object clone() {
-        return (Object) new GPIndividualProgramData(this);
+        return new GPIndividualProgramData(this);
     }
 
     /**
@@ -328,11 +328,11 @@ public class GPIndividualProgramData extends AbstractEAIndividual implements Int
             } else {
                 AbstractGPNode parent = nodeToMutate.getParent();
                 if (checkMaxDepth && (nodeToMutate.getDepth() == maxAllowedDepth)) { // mutate with a constant
-                    AbstractGPNode newNode = (AbstractGPNode) (((AbstractGPNode) this.gpArea[i].getRandomNodeWithArity(0).clone()));
+                    AbstractGPNode newNode = ((AbstractGPNode) this.gpArea[i].getRandomNodeWithArity(0).clone());
                     newNode.setDepth(nodeToMutate.getDepth());
                     parent.setNode(newNode, nodeToMutate);
                 } else {
-                    AbstractGPNode newNode = (AbstractGPNode) (((AbstractGPNode) this.gpArea[i].getRandomNode().clone()));
+                    AbstractGPNode newNode = ((AbstractGPNode) this.gpArea[i].getRandomNode().clone());
                     newNode.setDepth(nodeToMutate.getDepth());
                     newNode.initGrow(this.gpArea[i], this.maxAllowedDepth);
                     parent.setNode(newNode, nodeToMutate);

src/eva2/optimization/individuals/codings/gp/AbstractGPNode.java

@@ -592,19 +592,7 @@ public abstract class AbstractGPNode implements InterfaceProgram, java.io.Serial
      * @return True if MaxDepth is violated
      */
     public boolean isMaxDepthViolated(int maxDepth) {
-        if (maxDepth < this.getMaxDepth()) {
-            return true;
-        } else {
-            return false;
-        }
-//        if (depth > this.depth) return false;
-//        else {
-//            boolean result = true;
-//            for (int i = 0; i < this.nodes.length; i++) {
-//                result = result & this.nodes[i].isMaxDepthViolated(depth);
-//            }
-//            return result;
-//        }
+        return maxDepth < this.getMaxDepth();
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPArea.java

@@ -126,7 +126,7 @@ public class GPArea implements java.io.Serializable {
     public void compileReducedList() {
         this.reducedList = new ArrayList<AbstractGPNode>();
         for (int i = 0; i < this.completeList.size(); i++) {
-            if (((Boolean) (this.blackList.get(i))).booleanValue()) {
+            if (this.blackList.get(i).booleanValue()) {
                 this.reducedList.add(this.completeList.get(i));
             }
         }
@@ -141,14 +141,14 @@ public class GPArea implements java.io.Serializable {
     public AbstractGPNode getRandomNodeWithArity(int targetarity) {
         ArrayList<AbstractGPNode> tmpArray = new ArrayList<AbstractGPNode>();
         for (int i = 0; i < this.reducedList.size(); i++) {
-            if (((AbstractGPNode) this.reducedList.get(i)).getArity() == targetarity) {
+            if (this.reducedList.get(i).getArity() == targetarity) {
                 tmpArray.add(this.reducedList.get(i));
             }
         }
         if (tmpArray.size() == 0) {
             return null;
         } else {
-            return (AbstractGPNode) tmpArray.get(RNG.randomInt(0, tmpArray.size() - 1));
+            return tmpArray.get(RNG.randomInt(0, tmpArray.size() - 1));
         }
     }
 
@@ -159,7 +159,7 @@ public class GPArea implements java.io.Serializable {
         if (this.reducedList.size() == 0) {
             return null;
         } else {
-            return (AbstractGPNode) this.reducedList.get(RNG.randomInt(0, this.reducedList.size() - 1));
+            return this.reducedList.get(RNG.randomInt(0, this.reducedList.size() - 1));
         }
     }
 
@@ -169,14 +169,14 @@ public class GPArea implements java.io.Serializable {
     public AbstractGPNode getRandomNonTerminal() {
         ArrayList<AbstractGPNode> tmpArray = new ArrayList<AbstractGPNode>();
         for (int i = 0; i < this.reducedList.size(); i++) {
-            if (((AbstractGPNode) this.reducedList.get(i)).getArity() > 0) {
+            if (this.reducedList.get(i).getArity() > 0) {
                 tmpArray.add(this.reducedList.get(i));
             }
         }
         if (tmpArray.size() == 0) {
             return null;
         } else {
-            return (AbstractGPNode) tmpArray.get(RNG.randomInt(0, tmpArray.size() - 1));
+            return tmpArray.get(RNG.randomInt(0, tmpArray.size() - 1));
         }
     }
 

src/eva2/optimization/individuals/codings/gp/GPNodeAbs.java

@@ -32,7 +32,7 @@ public class GPNodeAbs extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeAbs(this);
+        return new GPNodeAbs(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeAdd.java

@@ -37,7 +37,7 @@ public class GPNodeAdd extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeAdd(this);
+        return new GPNodeAdd(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeCos.java

@@ -36,7 +36,7 @@ public class GPNodeCos extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeCos(this);
+        return new GPNodeCos(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeDiv.java

@@ -38,7 +38,7 @@ public class GPNodeDiv extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeDiv(this);
+        return new GPNodeDiv(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeExp.java

@@ -36,7 +36,7 @@ public class GPNodeExp extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeExp(this);
+        return new GPNodeExp(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeFlowExec2.java

@@ -37,7 +37,7 @@ public class GPNodeFlowExec2 extends AbstractGPNode implements java.io.Serializa
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeFlowExec2(this);
+        return new GPNodeFlowExec2(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeFlowExec3.java

@@ -37,7 +37,7 @@ public class GPNodeFlowExec3 extends AbstractGPNode implements java.io.Serializa
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeFlowExec3(this);
+        return new GPNodeFlowExec3(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeInput.java

@@ -38,10 +38,7 @@ public class GPNodeInput extends AbstractGPNode implements java.io.Serializable
     public boolean equals(Object obj) {
         if (obj instanceof GPNodeInput) {
             GPNodeInput node = (GPNodeInput) obj;
-            if (!this.identifier.equalsIgnoreCase(node.identifier)) {
-                return false;
-            }
-            return true;
+            return this.identifier.equalsIgnoreCase(node.identifier);
         } else {
             return false;
         }
@@ -64,7 +61,7 @@ public class GPNodeInput extends AbstractGPNode implements java.io.Serializable
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeInput(this);
+        return new GPNodeInput(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeMult.java

@@ -37,7 +37,7 @@ public class GPNodeMult extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeMult(this);
+        return new GPNodeMult(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeNeg.java

@@ -37,7 +37,7 @@ public class GPNodeNeg extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeNeg(this);
+        return new GPNodeNeg(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeOne.java

@@ -20,6 +20,6 @@ public class GPNodeOne extends GPNodeConst implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeOne(this);
+        return new GPNodeOne(this);
     }
 }

src/eva2/optimization/individuals/codings/gp/GPNodeOutput.java

@@ -39,10 +39,7 @@ public class GPNodeOutput extends AbstractGPNode implements java.io.Serializable
     public boolean equals(Object obj) {
         if (obj instanceof GPNodeOutput) {
             GPNodeOutput node = (GPNodeOutput) obj;
-            if (!this.identifier.equalsIgnoreCase(node.identifier)) {
-                return false;
-            }
-            return true;
+            return this.identifier.equalsIgnoreCase(node.identifier);
         } else {
             return false;
         }
@@ -65,7 +62,7 @@ public class GPNodeOutput extends AbstractGPNode implements java.io.Serializable
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeOutput(this);
+        return new GPNodeOutput(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodePi.java

@@ -20,7 +20,7 @@ public class GPNodePi extends GPNodeConst implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodePi(this);
+        return new GPNodePi(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodePow2.java

@@ -36,7 +36,7 @@ public class GPNodePow2 extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodePow2(this);
+        return new GPNodePow2(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodePow3.java

@@ -36,7 +36,7 @@ public class GPNodePow3 extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodePow3(this);
+        return new GPNodePow3(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeProd.java

@@ -28,7 +28,7 @@ public class GPNodeProd extends AbstractGPNode implements java.io.Serializable {
 
     @Override
     public Object clone() {
-        return (Object) new GPNodeProd(this);
+        return new GPNodeProd(this);
     }
 
     @Override

src/eva2/optimization/individuals/codings/gp/GPNodeSin.java

@@ -36,7 +36,7 @@ public class GPNodeSin extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeSin(this);
+        return new GPNodeSin(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeSqrt.java

@@ -37,7 +37,7 @@ public class GPNodeSqrt extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeSqrt(this);
+        return new GPNodeSqrt(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeSub.java

@@ -37,7 +37,7 @@ public class GPNodeSub extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeSub(this);
+        return new GPNodeSub(this);
     }
 
     /**

src/eva2/optimization/individuals/codings/gp/GPNodeSum.java

@@ -33,7 +33,7 @@ public class GPNodeSum extends AbstractGPNode implements java.io.Serializable {
      */
     @Override
     public Object clone() {
-        return (Object) new GPNodeSum(this);
+        return new GPNodeSum(this);
     }
 
     /**

src/eva2/optimization/mocco/MOCCOProblemInitialization.java

@@ -97,7 +97,7 @@ public class MOCCOProblemInitialization extends MOCCOPhase implements InterfaceP
             mocco.parameterPanel.removeAll();
             Object n = null;
             try {
-                n = (Object) Class.forName(className).newInstance();
+                n = Class.forName(className).newInstance();
             } catch (Exception ex) {
             }
             mocco.state.originalProblem = (InterfaceOptimizationProblem) n;

src/eva2/optimization/modules/DEParameters.java

@@ -90,11 +90,11 @@ public class DEParameters extends AbstractOptimizationParameters implements Inte
      * @return The population of current solutions to a given problem.
      */
     public Population getPopulation() {
-        return ((DifferentialEvolution) this.optimizer).getPopulation();
+        return this.optimizer.getPopulation();
     }
 
     public void setPopulation(Population pop) {
-        ((DifferentialEvolution) this.optimizer).setPopulation(pop);
+        this.optimizer.setPopulation(pop);
     }
 
     public String populationTipText() {

src/eva2/optimization/modules/EPParameters.java

@@ -95,11 +95,11 @@ public class EPParameters extends AbstractOptimizationParameters implements Inte
      * @return The population of current solutions to a given problem.
      */
     public Population getPopulation() {
-        return ((EvolutionaryProgramming) this.optimizer).getPopulation();
+        return this.optimizer.getPopulation();
     }
 
     public void setPopulation(Population pop) {
-        ((EvolutionaryProgramming) this.optimizer).setPopulation(pop);
+        this.optimizer.setPopulation(pop);
     }
 
     public String populationTipText() {

src/eva2/optimization/modules/GAParameters.java

@@ -93,11 +93,11 @@ public class GAParameters extends AbstractOptimizationParameters implements Inte
      * @return The population of current solutions to a given problem.
      */
     public Population getPopulation() {
-        return ((GeneticAlgorithm) this.optimizer).getPopulation();
+        return this.optimizer.getPopulation();
     }
 
     public void setPopulation(Population pop) {
-        ((GeneticAlgorithm) this.optimizer).setPopulation(pop);
+        this.optimizer.setPopulation(pop);
     }
 
     public String populationTipText() {

src/eva2/optimization/modules/GenericModuleAdapter.java

@@ -83,7 +83,7 @@ public class GenericModuleAdapter extends AbstractModuleAdapter implements Seria
         }
         EvATabbedFrameMaker frmMkr = new EvATabbedFrameMaker();
 
-        InterfaceStatisticsParameter Stat = ((StatisticsWithGUI) statisticsModule).getStatisticsParameter();
+        InterfaceStatisticsParameter Stat = statisticsModule.getStatisticsParameter();
         EvAModuleButtonPanelMaker ButtonPanel = new EvAModuleButtonPanelMaker(remoteModuleAdapter, ((Processor) processor).isOptimizationRunning());
         ButtonPanel.setHelperFilename(helperFilename);
         frmMkr.addPanelMaker(ButtonPanel);
@@ -110,7 +110,7 @@ public class GenericModuleAdapter extends AbstractModuleAdapter implements Seria
     public void performedStart(String infoString) {
         super.performedStart(infoString);
         OptimizationJob job = scheduleJob();
-        ((AbstractStatistics) (((Processor) processor).getStatistics())).addDataListener(job);
+        ((Processor) processor).getStatistics().addDataListener(job);
     }
 
     @Override

src/eva2/optimization/modules/HCParameters.java

@@ -90,11 +90,11 @@ public class HCParameters extends AbstractOptimizationParameters implements Inte
      * @return The population of current solutions to a given problem.
      */
     public Population getPopulation() {
-        return ((HillClimbing) this.optimizer).getPopulation();
+        return this.optimizer.getPopulation();
     }
 
     public void setPopulation(Population pop) {
-        ((HillClimbing) this.optimizer).setPopulation(pop);
+        this.optimizer.setPopulation(pop);
     }
 
     public String populationTipText() {

src/eva2/optimization/modules/MCParameters.java

@@ -86,11 +86,11 @@ public class MCParameters extends AbstractOptimizationParameters implements Inte
      * @return The population of current solutions to a given problem.
      */
     public Population getPopulation() {
-        return ((MonteCarloSearch) this.optimizer).getPopulation();
+        return this.optimizer.getPopulation();
     }
 
     public void setPopulation(Population pop) {
-        ((MonteCarloSearch) this.optimizer).setPopulation(pop);
+        this.optimizer.setPopulation(pop);
     }
 
     public String populationTipText() {

src/eva2/optimization/modules/MOEAParameters.java

@@ -76,11 +76,11 @@ public class MOEAParameters extends AbstractOptimizationParameters implements In
      * @return The population of current solutions to a given problem.
      */
     public Population getPopulation() {
-        return ((MultiObjectiveEA) this.optimizer).getPopulation();
+        return this.optimizer.getPopulation();
     }
 
     public void setPopulation(Population pop) {
-        ((MultiObjectiveEA) this.optimizer).setPopulation(pop);
+        this.optimizer.setPopulation(pop);
     }
 
     public String populationTipText() {
@@ -146,21 +146,21 @@ public class MOEAParameters extends AbstractOptimizationParameters implements In
      * @return The current optimizing method
      */
     public int getArchiveSize() {
-        Population archive = ((MultiObjectiveEA) this.optimizer).getPopulation().getArchive();
+        Population archive = this.optimizer.getPopulation().getArchive();
         if (archive == null) {
             archive = new Population();
-            ((MultiObjectiveEA) this.optimizer).getPopulation().SetArchive(archive);
+            this.optimizer.getPopulation().SetArchive(archive);
         }
         return ((MultiObjectiveEA) this.optimizer).getArchiveSize();
     }
 
     public void setArchiveSize(int b) {
-        Population archive = ((MultiObjectiveEA) this.optimizer).getPopulation().getArchive();
+        Population archive = this.optimizer.getPopulation().getArchive();
         if (archive == null) {
             archive = new Population();
-            ((MultiObjectiveEA) this.optimizer).getPopulation().SetArchive(archive);
+            this.optimizer.getPopulation().SetArchive(archive);
         }
-        ((MultiObjectiveEA) this.optimizer).getPopulation().getArchive().setTargetSize(b);
+        this.optimizer.getPopulation().getArchive().setTargetSize(b);
     }
 
     public String archiveSizeTipText() {

src/eva2/optimization/modules/PBILParameters.java

@@ -81,11 +81,11 @@ public class PBILParameters extends AbstractOptimizationParameters implements In
      * @return The population of current solutions to a given problem.
      */
     public Population getPopulation() {
-        return ((PopulationBasedIncrementalLearning) this.optimizer).getPopulation();
+        return this.optimizer.getPopulation();
     }
 
     public void setPopulation(Population pop) {
-        ((PopulationBasedIncrementalLearning) this.optimizer).setPopulation(pop);
+        this.optimizer.setPopulation(pop);
     }
 
     public String populationTipText() {

src/eva2/optimization/modules/PSOParameters.java

@@ -81,11 +81,11 @@ public class PSOParameters extends AbstractOptimizationParameters implements Int
      * @return The population of current solutions to a given problem.
      */
     public Population getPopulation() {
-        return ((ParticleSwarmOptimization) this.optimizer).getPopulation();
+        return this.optimizer.getPopulation();
     }
 
     public void setPopulation(Population pop) {
-        ((ParticleSwarmOptimization) this.optimizer).setPopulation(pop);
+        this.optimizer.setPopulation(pop);
     }
 
     public String populationTipText() {

src/eva2/optimization/modules/Processor.java

@@ -303,8 +303,8 @@ public class Processor extends Thread implements InterfaceProcessor, InterfacePo
                     // is called recursively.
                     if (controllerOrSubControllable instanceof InterfaceParameterControl) {
                         args[0] = instance;
-                        if (!((InterfaceParameterControl) controllerOrSubControllable instanceof ConstantParameters)) {
-                            BeanInspector.callIfAvailable((InterfaceParameterControl) controllerOrSubControllable, methodName, args);
+                        if (!(controllerOrSubControllable instanceof ConstantParameters)) {
+                            BeanInspector.callIfAvailable(controllerOrSubControllable, methodName, args);
                         }
                     } else {
                         args[0] = controllerOrSubControllable;
@@ -312,8 +312,8 @@ public class Processor extends Thread implements InterfaceProcessor, InterfacePo
                     }
                 }
             } else if (paramCtrlReturn instanceof InterfaceParameterControl) {
-                if (!((InterfaceParameterControl) paramCtrlReturn instanceof ConstantParameters)) {
-                    BeanInspector.callIfAvailable((InterfaceParameterControl) paramCtrlReturn, methodName, args);
+                if (!(paramCtrlReturn instanceof ConstantParameters)) {
+                    BeanInspector.callIfAvailable(paramCtrlReturn, methodName, args);
                 }
             }
         }
@@ -384,7 +384,7 @@ public class Processor extends Thread implements InterfaceProcessor, InterfacePo
     public void registerPopulationStateChanged(Object source, String name) {
         if (name.equals(Population.NEXT_GENERATION_PERFORMED)) {
             statistics.createNextGenerationPerformed(
-                    (PopulationInterface) this.optimizationParameters.getOptimizer().getPopulation(),
+                    this.optimizationParameters.getOptimizer().getPopulation(),
                     this.optimizationParameters.getOptimizer(),
                     getInformerList());
             if (optimizationStateListener != null) {
@@ -474,7 +474,7 @@ public class Processor extends Thread implements InterfaceProcessor, InterfacePo
             }
 
             PostProcess.checkAccuracy((AbstractOptimizationProblem) optimizationParameters.getProblem(), resultPop, ppp.getAccuracies(), ppp.getAccAssumeConv(),
-                    -1, ppp.getAccMaxEval(), (SolutionHistogram[]) null, true, listener);
+                    -1, ppp.getAccMaxEval(), null, true, listener);
 
             resultPop = PostProcess.postProcess(ppp, resultPop, (AbstractOptimizationProblem) optimizationParameters.getProblem(), listener);
             resultPopulation = resultPop;

src/eva2/optimization/modules/SAParameters.java

@@ -83,11 +83,11 @@ public class SAParameters extends AbstractOptimizationParameters implements Seri
      * @return The population of current solutions to a given problem.
      */
     public Population getPopulation() {
-        return ((SimulatedAnnealing) this.optimizer).getPopulation();
+        return this.optimizer.getPopulation();
     }
 
     public void setPopulation(Population pop) {
-        ((SimulatedAnnealing) this.optimizer).setPopulation(pop);
+        this.optimizer.setPopulation(pop);
     }
 
     public String populationTipText() {

src/eva2/optimization/modules/SSGAParameters.java

@@ -84,11 +84,11 @@ public class SSGAParameters extends AbstractOptimizationParameters implements In
      * @return The population of current solutions to a given problem.
      */
     public Population getPopulation() {
-        return ((SteadyStateGA) this.optimizer).getPopulation();
+        return this.optimizer.getPopulation();
     }
 
     public void setPopulation(Population pop) {
-        ((SteadyStateGA) this.optimizer).setPopulation(pop);
+        this.optimizer.setPopulation(pop);
     }
 
     public String populationTipText() {

src/eva2/optimization/operator/archiving/AbstractArchiving.java

@@ -68,11 +68,7 @@ public abstract class AbstractArchiving implements InterfaceArchiving, java.io.S
             tmpFitness = ((AbstractEAIndividual) archive.get(i)).getFitness();
             try {
                 for (int j = 0; j < indyFitness.length; j++) {
-                    if (indyFitness[j] <= tmpFitness[j]) {
-                        isDominating &= true;
-                    } else {
-                        isDominating &= false;
-                    }
+                    isDominating &= indyFitness[j] <= tmpFitness[j];
                 }
             } catch (java.lang.ArrayIndexOutOfBoundsException e) {
                 //System.out.println("-------addIndividualToArchive-------("+indyFitness.length+"/"+tmpFitness.length+")");

src/eva2/optimization/operator/archiving/ArchivingAllDominating.java

@@ -20,7 +20,7 @@ public class ArchivingAllDominating extends AbstractArchiving implements java.io
 
     @Override
     public Object clone() {
-        return (Object) new ArchivingAllDominating(this);
+        return new ArchivingAllDominating(this);
     }
 
     /**

src/eva2/optimization/operator/archiving/ArchivingMaxiMin.java

@@ -35,7 +35,7 @@ public class ArchivingMaxiMin implements InterfaceArchiving, java.io.Serializabl
 
     @Override
     public Object clone() {
-        return (Object) new ArchivingMaxiMin(this);
+        return new ArchivingMaxiMin(this);
     }
 
     /**

src/eva2/optimization/operator/archiving/ArchivingNSGA.java

@@ -20,7 +20,7 @@ public class ArchivingNSGA extends AbstractArchiving implements java.io.Serializ
 
     @Override
     public Object clone() {
-        return (Object) new ArchivingNSGA(this);
+        return new ArchivingNSGA(this);
     }
 
     /**

src/eva2/optimization/operator/archiving/ArchivingNSGAII.java

@@ -26,7 +26,7 @@ public class ArchivingNSGAII extends ArchivingNSGA implements java.io.Serializab
 
     @Override
     public Object clone() {
-        return (Object) new ArchivingNSGAII(this);
+        return new ArchivingNSGAII(this);
     }
 
     /**

src/eva2/optimization/operator/archiving/ArchivingPESAII.java

@@ -28,7 +28,7 @@ public class ArchivingPESAII extends AbstractArchiving implements java.io.Serial
 
     @Override
     public Object clone() {
-        return (Object) new ArchivingPESAII(this);
+        return new ArchivingPESAII(this);
     }
 
     /**

src/eva2/optimization/operator/archiving/ArchivingSPEAII.java

@@ -29,7 +29,7 @@ public class ArchivingSPEAII extends AbstractArchiving implements java.io.Serial
 
     @Override
     public Object clone() {
-        return (Object) new ArchivingSPEAII(this);
+        return new ArchivingSPEAII(this);
     }
 
     /**

src/eva2/optimization/operator/archiving/InformationRetrievalInserting.java

@@ -17,7 +17,7 @@ public class InformationRetrievalInserting implements InterfaceInformationRetrie
 
     @Override
     public Object clone() {
-        return (Object) new InformationRetrievalInserting(this);
+        return new InformationRetrievalInserting(this);
     }
 
     /**

src/eva2/optimization/operator/archiving/InformationRetrievalNone.java

@@ -21,7 +21,7 @@ public class InformationRetrievalNone implements InterfaceInformationRetrieval,
 
     @Override
     public Object clone() {
-        return (Object) new InformationRetrievalNone(this);
+        return new InformationRetrievalNone(this);
     }
 
     /**

src/eva2/optimization/operator/archiving/InformationRetrievalReplacing.java

@@ -17,7 +17,7 @@ public class InformationRetrievalReplacing implements InterfaceInformationRetrie
 
     @Override
     public Object clone() {
-        return (Object) new InformationRetrievalReplacing(this);
+        return new InformationRetrievalReplacing(this);
     }
 
     /**

src/eva2/optimization/operator/archiving/RemoveSurplusIndividualsDynamicHyperCube.java

@@ -21,7 +21,7 @@ public class RemoveSurplusIndividualsDynamicHyperCube implements InterfaceRemove
 
     @Override
     public Object clone() {
-        return (Object) new RemoveSurplusIndividualsDynamicHyperCube(this);
+        return new RemoveSurplusIndividualsDynamicHyperCube(this);
     }
 
     /**

src/eva2/optimization/operator/archiving/RemoveSurplusIndividualsSMetric.java

@@ -21,7 +21,7 @@ public class RemoveSurplusIndividualsSMetric implements InterfaceRemoveSurplusIn
 
     @Override
     public Object clone() {
-        return (Object) new RemoveSurplusIndividualsSMetric(this);
+        return new RemoveSurplusIndividualsSMetric(this);
     }
 
     /**