Add static modifier to inner classes that don't access parent

Author: federicobond

app/src/processing/app/ColorChooser.java

@@ -639,7 +639,7 @@ public void keyPressed() {
   /**
    * Extension of JTextField that only allows numbers
    */
-  class NumberField extends JTextField {
+  static class NumberField extends JTextField {
 
     public boolean allowHex;
 
@@ -672,7 +672,7 @@ public Dimension getMaximumSize() {
   /**
    * Document model to go with JTextField that only allows numbers.
    */
-  class NumberDocument extends PlainDocument {
+  static class NumberDocument extends PlainDocument {
 
     NumberField parentField;
 

app/src/processing/app/EditorHeader.java

@@ -626,7 +626,7 @@ public Dimension getMaximumSize() {
   // . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
 
 
-  class Tab implements Comparable {
+  static class Tab implements Comparable {
     int index;
     int left;
     int right;

app/src/processing/app/Language.java

@@ -221,7 +221,7 @@ static public String getLanguage() {
    * Custom 'Control' class for consistent encoding.
    * http://stackoverflow.com/questions/4659929/how-to-use-utf-8-in-resource-properties-with-resourcebundle
    */
-  class UTF8Control extends ResourceBundle.Control {
+  static class UTF8Control extends ResourceBundle.Control {
     public ResourceBundle newBundle(String baseName, Locale locale, String format, ClassLoader loader, boolean reload) throws IllegalAccessException, InstantiationException,IOException {
       // The below is a copy of the default implementation.
       String bundleName = toBundleName(baseName, locale);

app/src/processing/app/PreferencesFrame.java

@@ -832,7 +832,7 @@ public void run() {
    * most basic usage scenarios. Is there someone on the team I can contact?
    * Oracle, are you listening?
    */
-  class FontNamer extends JLabel implements ListCellRenderer<Font> {
+  static class FontNamer extends JLabel implements ListCellRenderer<Font> {
     public Component getListCellRendererComponent(JList<? extends Font> list,
                                                   Font value, int index,
                                                   boolean isSelected,

app/src/processing/app/Recent.java

@@ -310,7 +310,7 @@ int findRecord(String path) {
 //  }
 
 
-  class Record {
+  static class Record {
     String path;  // if not loaded, this is non-null
 //    EditorState state;  // if not loaded, this is non-null
 
@@ -376,4 +376,4 @@ String getPath() {
 //      return getPath().equals(r.getPath());
 //    }
   }
-}
+}

core/src/processing/core/PGraphicsJava2D.java

@@ -1450,7 +1450,7 @@ protected void imageImpl(PImage who,
   }
 
 
-  class ImageCache {
+  static class ImageCache {
     boolean tinted;
     int tintedColor;
     int[] tintedTemp;  // one row of tinted pixels

core/src/processing/core/PShapeSVG.java

@@ -1431,7 +1431,7 @@ public Gradient(PShapeSVG parent, XML properties) {
   }
 
 
-  class LinearGradient extends Gradient {
+  static class LinearGradient extends Gradient {
     float x1, y1, x2, y2;
 
     public LinearGradient(PShapeSVG parent, XML properties) {
@@ -1461,7 +1461,7 @@ public LinearGradient(PShapeSVG parent, XML properties) {
   }
 
 
-  class RadialGradient extends Gradient {
+  static class RadialGradient extends Gradient {
     float cx, cy, r;
 
     public RadialGradient(PShapeSVG parent, XML properties) {
@@ -1490,7 +1490,7 @@ public RadialGradient(PShapeSVG parent, XML properties) {
 
 
 
-  class LinearGradientPaint implements Paint {
+  static class LinearGradientPaint implements Paint {
     float x1, y1, x2, y2;
     float[] offset;
     int[] color;
@@ -1615,7 +1615,7 @@ public Raster getRaster(int x, int y, int w, int h) {
   }
 
 
-  class RadialGradientPaint implements Paint {
+  static class RadialGradientPaint implements Paint {
     float cx, cy, radius;
     float[] offset;
     int[] color;
@@ -1773,7 +1773,7 @@ protected void styles(PGraphics g) {
   // . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
 
 
-  public class Font extends PShapeSVG {
+  public static class Font extends PShapeSVG {
     public FontFace face;
 
     public HashMap<String,FontGlyph> namedGlyphs;
@@ -1887,7 +1887,7 @@ public float textWidth(String str, float size) {
   // . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
 
 
-  class FontFace extends PShapeSVG {
+  static class FontFace extends PShapeSVG {
     int horizOriginX;  // dflt 0
     int horizOriginY;  // dflt 0
 //    int horizAdvX;     // no dflt?
@@ -1924,7 +1924,7 @@ protected void drawShape() {
   // . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
 
 
-  public class FontGlyph extends PShapeSVG {  // extends Path
+  public static class FontGlyph extends PShapeSVG {  // extends Path
     public String name;
     char unicode;
     int horizAdvX;

core/src/processing/opengl/FontTexture.java

@@ -390,4 +390,4 @@ void updateTex() {
                                            crop[2] + 2, -crop[3] + 2);
     }
   }
-}
+}

core/src/processing/opengl/PGraphicsOpenGL.java

@@ -2527,7 +2527,7 @@ protected void flushPolys() {
   }
 
 
-  class Triangle {
+  static class Triangle {
     int i0, i1, i2;
     PImage tex;
     float dist;