fixed serialization issues

diylc/diylc-core/src/org/diylc/serialization/ProjectFileManager.java

@@ -98,6 +98,7 @@ public class ProjectFileManager {
     };
     xStream.autodetectAnnotations(true);
     xStream.alias("point", java.awt.geom.Point2D.class);
+    xStream.alias("point", java.awt.geom.Point2D.Double.class);
     xStream.alias("font", java.awt.Font.class);
     xStream.alias("project", Project.class);
     xStream.aliasPackage("diylc", "org.diylc.components");
@@ -108,6 +109,7 @@ public class ProjectFileManager {
     xStream.registerConverter(new AreaConverter());
     xStream.addImmutableType(Color.class);
     xStream.addImmutableType(java.awt.geom.Point2D.class);
+    xStream.addImmutableType(java.awt.geom.Point2D.Double.class);
     xStream.addImmutableType(org.diylc.core.measures.Voltage.class);
     xStream.addImmutableType(org.diylc.core.measures.Resistance.class);
     xStream.addImmutableType(org.diylc.core.measures.Capacitance.class);

diylc/diylc-library/src/org/diylc/components/boards/AbstractBoard.java

@@ -59,8 +59,8 @@ public abstract class AbstractBoard extends AbstractTransparentComponent<String>
   protected Point2D[] controlPoints = new Point2D[] {new Point2D.Double(0, 0),
       new Point2D.Double(DEFAULT_WIDTH.convertToPixels(), DEFAULT_HEIGHT.convertToPixels())};
   // top-left and bottom-right points
-  protected Point2D firstPoint = new Point2D.Double();
+  protected Point2D.Double firstPoint = new Point2D.Double();
-  protected Point2D secondPoint = new Point2D.Double();
+  protected Point2D.Double secondPoint = new Point2D.Double();
 
   protected Color boardColor = BOARD_COLOR;
   protected Color borderColor = BORDER_COLOR;

diylc/diylc-library/src/org/diylc/components/connectivity/CutLine.java

@@ -52,7 +52,7 @@ public class CutLine extends AbstractTransparentComponent<Void> {
   private Size width = WIDTH;
   private Size length = LENGTH;
   private Color color = COLOR;
-  private Point2D point = new Point2D.Double(0, 0);
+  private Point2D.Double point = new Point2D.Double(0, 0);
   private OrientationHV orientation = OrientationHV.VERTICAL;
 
   @Override

diylc/diylc-library/src/org/diylc/components/connectivity/Dot.java

@@ -52,7 +52,7 @@ public class Dot extends AbstractComponent<Void> {
 
   private Size size = SIZE;
   private Color color = COLOR;
-  private Point2D point = new Point2D.Double(0, 0);
+  private Point2D.Double point = new Point2D.Double(0, 0);
 
   @Override
   public void draw(Graphics2D g2d, ComponentState componentState, boolean outlineMode, Project project,

diylc/diylc-library/src/org/diylc/components/connectivity/Eyelet.java

@@ -60,7 +60,7 @@ public class Eyelet extends AbstractComponent<String> {
   private Size size = SIZE;
   private Size holeSize = HOLE_SIZE;
   private Color color = COLOR;
-  private Point2D point = new Point2D.Double(0, 0);
+  private Point2D.Double point = new Point2D.Double(0, 0);
   private String value = "";
 
   @Override

diylc/diylc-library/src/org/diylc/components/connectivity/SolderPad.java

@@ -55,7 +55,7 @@ public class SolderPad extends AbstractComponent<Void> {
 
   private Size size = SIZE;
   private Color color = COLOR;
-  private Point2D point = new Point2D.Double(0, 0);
+  private Point2D.Double point = new Point2D.Double(0, 0);
   private Type type = Type.ROUND;
   private Size holeSize = HOLE_SIZE;
   private PCBLayer layer = PCBLayer._1;

diylc/diylc-library/src/org/diylc/components/connectivity/TraceCut.java

@@ -70,7 +70,7 @@ public class TraceCut extends AbstractComponent<Void> {
   private OrientationHV orientation = OrientationHV.VERTICAL;
   private Size holeSpacing = VeroBoard.SPACING;
 
-  protected Point2D point = new Point2D.Double(0, 0);
+  protected Point2D.Double point = new Point2D.Double(0, 0);
 
   @Override
   public void draw(Graphics2D g2d, ComponentState componentState, boolean outlineMode, Project project,

diylc/diylc-library/src/org/diylc/components/connectivity/Turret.java

@@ -58,7 +58,7 @@ public class Turret extends AbstractComponent<String> {
   private Size size = SIZE;
   private Size holeSize = HOLE_SIZE;
   private Color color = COLOR;
-  private Point2D point = new Point2D.Double(0, 0);
+  private Point2D.Double point = new Point2D.Double(0, 0);
   private String value = "";
 
   @Override

diylc/diylc-library/src/org/diylc/components/misc/BOM.java

@@ -57,7 +57,7 @@ public class BOM extends AbstractComponent<Void> {
   private static final long serialVersionUID = 1L;
   private Size size = DEFAULT_SIZE;
 
-  private Point2D point = new Point2D.Double(0, 0);
+  private Point2D.Double point = new Point2D.Double(0, 0);
   private Color color = COLOR;
   
   @Override

diylc/diylc-library/src/org/diylc/components/misc/GroundSymbol.java

@@ -50,7 +50,7 @@ public class GroundSymbol extends AbstractComponent<Void> {
   public static Color COLOR = Color.black;
   public static Size SIZE = new Size(0.15d, SizeUnit.in);
 
-  private Point2D point = new Point2D.Double(0, 0);
+  private Point2D.Double point = new Point2D.Double(0, 0);
   private Color color = COLOR;
   private Size size = SIZE;
   private GroundSymbolType type = GroundSymbolType.DEFAULT;

diylc/diylc-library/src/org/diylc/components/misc/Image.java

@@ -57,8 +57,8 @@ public class Image extends AbstractTransparentComponent<Void> {
   private static ImageIcon ICON;
   private static byte DEFAULT_SCALE = 25;
   
-  private Point2D point = new Point2D.Double(0, 0);
+  private Point2D.Double point = new Point2D.Double(0, 0);
-  private Point2D secondPoint = null;
+  private Point2D.Double secondPoint = null;
 
   static {
     String name = "image.png";

diylc/diylc-library/src/org/diylc/components/misc/Label.java

@@ -51,7 +51,7 @@ public class Label extends AbstractComponent<String> {
 
   private static final long serialVersionUID = 1L;
 
-  private Point2D point = new Point2D.Double(0, 0);
+  private Point2D.Double point = new Point2D.Double(0, 0);
   private String text = DEFAULT_TEXT;
   private Font font = LABEL_FONT;
   private Color color = LABEL_COLOR;

diylc/diylc-library/src/org/diylc/components/misc/PCBText.java

@@ -55,7 +55,7 @@ public class PCBText extends AbstractComponent<Void> {
 
   private static final long serialVersionUID = 1L;
 
-  private Point2D point = new Point2D.Double(0, 0);
+  private Point2D.Double point = new Point2D.Double(0, 0);
   private String text = DEFAULT_TEXT;
   private Font font = DEFAULT_FONT;
   private Color color = LABEL_COLOR;

diylc/diylc-library/src/org/diylc/components/misc/WrapLabel.java

@@ -56,8 +56,8 @@ public class WrapLabel extends AbstractComponent<String> {
   
   protected Point2D[] controlPoints = new Point2D[] {new Point2D.Double(0, 0),
       new Point2D.Double((int) DEFAULT_WIDTH.convertToPixels(), (int) DEFAULT_HEIGHT.convertToPixels())};
-  protected Point2D firstPoint = new Point2D.Double();
+  protected Point2D.Double firstPoint = new Point2D.Double();
-  protected Point2D secondPoint = new Point2D.Double();
+  protected Point2D.Double secondPoint = new Point2D.Double();
   
   private Font font = LABEL_FONT;
   private Color color = LABEL_COLOR;

diylc/diylc-library/src/org/diylc/components/shapes/AbstractShape.java

@@ -43,8 +43,8 @@ public abstract class AbstractShape extends AbstractTransparentComponent<Void> {
   protected String value = "";
   protected Point2D[] controlPoints = new Point2D[] {new Point2D.Double(0, 0),
       new Point2D.Double(DEFAULT_WIDTH.convertToPixels(), DEFAULT_HEIGHT.convertToPixels())};
-  protected Point2D firstPoint = new Point2D.Double();
+  protected Point2D.Double firstPoint = new Point2D.Double();
-  protected Point2D secondPoint = new Point2D.Double();
+  protected Point2D.Double secondPoint = new Point2D.Double();
 
   protected Color color = COLOR;
   protected Color borderColor = BORDER_COLOR;

diylc/diylc-swing/src/org/diylc/swing/plugins/tree/TreeNode.java

@@ -68,6 +68,8 @@ public class TreeNode {
   public String forDisplay() {
     if (componentType == null) {
       String display = category;
+      if (display == null)
+        return null;
       Matcher match = contributedPattern.matcher(display);
       if (match.find()) {
         String name = match.group(1);