https://openjdk.java.net/ 
class java.awt.geom.EllipseIterator implements java.awt.geom.PathIterator
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: java.awt.geom.EllipseIterator
  super_class: java.lang.Object
{
  double x;
    descriptor: D
    flags: (0x0000) 

  double y;
    descriptor: D
    flags: (0x0000) 

  double w;
    descriptor: D
    flags: (0x0000) 

  double h;
    descriptor: D
    flags: (0x0000) 

  java.awt.geom.AffineTransform affine;
    descriptor: Ljava/awt/geom/AffineTransform;
    flags: (0x0000) 

  int index;
    descriptor: I
    flags: (0x0000) 

  public static final double CtrlVal;
    descriptor: D
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 0.5522847498307933

  private static final double pcv;
    descriptor: D
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 0.7761423749153966

  private static final double ncv;
    descriptor: D
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 0.22385762508460333

  private static double[][] ctrlpts;
    descriptor: [[D
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=8, locals=0, args_size=0
         0: .line 89
            iconst_4
            anewarray double[]
            dup
            iconst_0
         1: .line 90
            bipush 6
            newarray 7
            dup
            iconst_0
            dconst_1
            dastore
            dup
            iconst_1
            ldc 0.7761423749153966
            dastore
            dup
            iconst_2
            ldc 0.7761423749153966
            dastore
            dup
            iconst_3
            dconst_1
            dastore
            dup
            iconst_4
            ldc 0.5
            dastore
            dup
            iconst_5
            dconst_1
            dastore
            aastore
            dup
            iconst_1
         2: .line 91
            bipush 6
            newarray 7
            dup
            iconst_0
            ldc 0.22385762508460333
            dastore
            dup
            iconst_1
            dconst_1
            dastore
            dup
            iconst_2
            dconst_0
            dastore
            dup
            iconst_3
            ldc 0.7761423749153966
            dastore
            dup
            iconst_4
            dconst_0
            dastore
            dup
            iconst_5
            ldc 0.5
            dastore
            aastore
            dup
            iconst_2
         3: .line 92
            bipush 6
            newarray 7
            dup
            iconst_0
            dconst_0
            dastore
            dup
            iconst_1
            ldc 0.22385762508460333
            dastore
            dup
            iconst_2
            ldc 0.22385762508460333
            dastore
            dup
            iconst_3
            dconst_0
            dastore
            dup
            iconst_4
            ldc 0.5
            dastore
            dup
            iconst_5
            dconst_0
            dastore
            aastore
            dup
            iconst_3
         4: .line 93
            bipush 6
            newarray 7
            dup
            iconst_0
            ldc 0.7761423749153966
            dastore
            dup
            iconst_1
            dconst_0
            dastore
            dup
            iconst_2
            dconst_1
            dastore
            dup
            iconst_3
            ldc 0.22385762508460333
            dastore
            dup
            iconst_4
            dconst_1
            dastore
            dup
            iconst_5
            ldc 0.5
            dastore
            aastore
         5: .line 89
            putstatic java.awt.geom.EllipseIterator.ctrlpts:[[D
         6: .line 94
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>(java.awt.geom.Ellipse2D, java.awt.geom.AffineTransform);
    descriptor: (Ljava/awt/geom/Ellipse2D;Ljava/awt/geom/AffineTransform;)V
    flags: (0x0000) 
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // java.awt.geom.EllipseIterator this
        start local 1 // java.awt.geom.Ellipse2D e
        start local 2 // java.awt.geom.AffineTransform at
         0: .line 41
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 42
            aload 0 /* this */
            aload 1 /* e */
            invokevirtual java.awt.geom.Ellipse2D.getX:()D
            putfield java.awt.geom.EllipseIterator.x:D
         2: .line 43
            aload 0 /* this */
            aload 1 /* e */
            invokevirtual java.awt.geom.Ellipse2D.getY:()D
            putfield java.awt.geom.EllipseIterator.y:D
         3: .line 44
            aload 0 /* this */
            aload 1 /* e */
            invokevirtual java.awt.geom.Ellipse2D.getWidth:()D
            putfield java.awt.geom.EllipseIterator.w:D
         4: .line 45
            aload 0 /* this */
            aload 1 /* e */
            invokevirtual java.awt.geom.Ellipse2D.getHeight:()D
            putfield java.awt.geom.EllipseIterator.h:D
         5: .line 46
            aload 0 /* this */
            aload 2 /* at */
            putfield java.awt.geom.EllipseIterator.affine:Ljava/awt/geom/AffineTransform;
         6: .line 47
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.w:D
            dconst_0
            dcmpg
            iflt 7
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.h:D
            dconst_0
            dcmpg
            ifge 8
         7: .line 48
      StackMap locals: java.awt.geom.EllipseIterator java.awt.geom.Ellipse2D java.awt.geom.AffineTransform
      StackMap stack:
            aload 0 /* this */
            bipush 6
            putfield java.awt.geom.EllipseIterator.index:I
         8: .line 50
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.awt.geom.AffineTransform at
        end local 1 // java.awt.geom.Ellipse2D e
        end local 0 // java.awt.geom.EllipseIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    9     0  this  Ljava/awt/geom/EllipseIterator;
            0    9     1     e  Ljava/awt/geom/Ellipse2D;
            0    9     2    at  Ljava/awt/geom/AffineTransform;
    MethodParameters:
      Name  Flags
      e     
      at    

  public int getWindingRule();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.awt.geom.EllipseIterator this
         0: .line 59
            iconst_1
            ireturn
        end local 0 // java.awt.geom.EllipseIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/awt/geom/EllipseIterator;

  public boolean isDone();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.awt.geom.EllipseIterator this
         0: .line 67
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.index:I
            iconst_5
            if_icmple 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // java.awt.geom.EllipseIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/awt/geom/EllipseIterator;

  public void next();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // java.awt.geom.EllipseIterator this
         0: .line 76
            aload 0 /* this */
            dup
            getfield java.awt.geom.EllipseIterator.index:I
            iconst_1
            iadd
            putfield java.awt.geom.EllipseIterator.index:I
         1: .line 77
            return
        end local 0 // java.awt.geom.EllipseIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/awt/geom/EllipseIterator;

  public int currentSegment(float[]);
    descriptor: ([F)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=8, locals=3, args_size=2
        start local 0 // java.awt.geom.EllipseIterator this
        start local 1 // float[] coords
         0: .line 115
            aload 0 /* this */
            invokevirtual java.awt.geom.EllipseIterator.isDone:()Z
            ifeq 2
         1: .line 116
            new java.util.NoSuchElementException
            dup
            ldc "ellipse iterator out of bounds"
            invokespecial java.util.NoSuchElementException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 118
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.index:I
            iconst_5
            if_icmpne 4
         3: .line 119
            iconst_4
            ireturn
         4: .line 121
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.index:I
            ifne 11
         5: .line 122
            getstatic java.awt.geom.EllipseIterator.ctrlpts:[[D
            iconst_3
            aaload
            astore 2 /* ctrls */
        start local 2 // double[] ctrls
         6: .line 123
            aload 1 /* coords */
            iconst_0
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.x:D
            aload 2 /* ctrls */
            iconst_4
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.w:D
            dmul
            dadd
            d2f
            fastore
         7: .line 124
            aload 1 /* coords */
            iconst_1
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.y:D
            aload 2 /* ctrls */
            iconst_5
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.h:D
            dmul
            dadd
            d2f
            fastore
         8: .line 125
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.affine:Ljava/awt/geom/AffineTransform;
            ifnull 10
         9: .line 126
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.affine:Ljava/awt/geom/AffineTransform;
            aload 1 /* coords */
            iconst_0
            aload 1 /* coords */
            iconst_0
            iconst_1
            invokevirtual java.awt.geom.AffineTransform.transform:([FI[FII)V
        10: .line 128
      StackMap locals: double[]
      StackMap stack:
            iconst_0
            ireturn
        end local 2 // double[] ctrls
        11: .line 130
      StackMap locals:
      StackMap stack:
            getstatic java.awt.geom.EllipseIterator.ctrlpts:[[D
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.index:I
            iconst_1
            isub
            aaload
            astore 2 /* ctrls */
        start local 2 // double[] ctrls
        12: .line 131
            aload 1 /* coords */
            iconst_0
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.x:D
            aload 2 /* ctrls */
            iconst_0
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.w:D
            dmul
            dadd
            d2f
            fastore
        13: .line 132
            aload 1 /* coords */
            iconst_1
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.y:D
            aload 2 /* ctrls */
            iconst_1
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.h:D
            dmul
            dadd
            d2f
            fastore
        14: .line 133
            aload 1 /* coords */
            iconst_2
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.x:D
            aload 2 /* ctrls */
            iconst_2
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.w:D
            dmul
            dadd
            d2f
            fastore
        15: .line 134
            aload 1 /* coords */
            iconst_3
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.y:D
            aload 2 /* ctrls */
            iconst_3
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.h:D
            dmul
            dadd
            d2f
            fastore
        16: .line 135
            aload 1 /* coords */
            iconst_4
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.x:D
            aload 2 /* ctrls */
            iconst_4
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.w:D
            dmul
            dadd
            d2f
            fastore
        17: .line 136
            aload 1 /* coords */
            iconst_5
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.y:D
            aload 2 /* ctrls */
            iconst_5
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.h:D
            dmul
            dadd
            d2f
            fastore
        18: .line 137
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.affine:Ljava/awt/geom/AffineTransform;
            ifnull 20
        19: .line 138
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.affine:Ljava/awt/geom/AffineTransform;
            aload 1 /* coords */
            iconst_0
            aload 1 /* coords */
            iconst_0
            iconst_3
            invokevirtual java.awt.geom.AffineTransform.transform:([FI[FII)V
        20: .line 140
      StackMap locals: double[]
      StackMap stack:
            iconst_3
            ireturn
        end local 2 // double[] ctrls
        end local 1 // float[] coords
        end local 0 // java.awt.geom.EllipseIterator this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   21     0    this  Ljava/awt/geom/EllipseIterator;
            0   21     1  coords  [F
            6   11     2   ctrls  [D
           12   21     2   ctrls  [D
    MethodParameters:
        Name  Flags
      coords  

  public int currentSegment(double[]);
    descriptor: ([D)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=8, locals=3, args_size=2
        start local 0 // java.awt.geom.EllipseIterator this
        start local 1 // double[] coords
         0: .line 162
            aload 0 /* this */
            invokevirtual java.awt.geom.EllipseIterator.isDone:()Z
            ifeq 2
         1: .line 163
            new java.util.NoSuchElementException
            dup
            ldc "ellipse iterator out of bounds"
            invokespecial java.util.NoSuchElementException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 165
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.index:I
            iconst_5
            if_icmpne 4
         3: .line 166
            iconst_4
            ireturn
         4: .line 168
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.index:I
            ifne 11
         5: .line 169
            getstatic java.awt.geom.EllipseIterator.ctrlpts:[[D
            iconst_3
            aaload
            astore 2 /* ctrls */
        start local 2 // double[] ctrls
         6: .line 170
            aload 1 /* coords */
            iconst_0
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.x:D
            aload 2 /* ctrls */
            iconst_4
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.w:D
            dmul
            dadd
            dastore
         7: .line 171
            aload 1 /* coords */
            iconst_1
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.y:D
            aload 2 /* ctrls */
            iconst_5
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.h:D
            dmul
            dadd
            dastore
         8: .line 172
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.affine:Ljava/awt/geom/AffineTransform;
            ifnull 10
         9: .line 173
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.affine:Ljava/awt/geom/AffineTransform;
            aload 1 /* coords */
            iconst_0
            aload 1 /* coords */
            iconst_0
            iconst_1
            invokevirtual java.awt.geom.AffineTransform.transform:([DI[DII)V
        10: .line 175
      StackMap locals: double[]
      StackMap stack:
            iconst_0
            ireturn
        end local 2 // double[] ctrls
        11: .line 177
      StackMap locals:
      StackMap stack:
            getstatic java.awt.geom.EllipseIterator.ctrlpts:[[D
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.index:I
            iconst_1
            isub
            aaload
            astore 2 /* ctrls */
        start local 2 // double[] ctrls
        12: .line 178
            aload 1 /* coords */
            iconst_0
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.x:D
            aload 2 /* ctrls */
            iconst_0
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.w:D
            dmul
            dadd
            dastore
        13: .line 179
            aload 1 /* coords */
            iconst_1
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.y:D
            aload 2 /* ctrls */
            iconst_1
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.h:D
            dmul
            dadd
            dastore
        14: .line 180
            aload 1 /* coords */
            iconst_2
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.x:D
            aload 2 /* ctrls */
            iconst_2
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.w:D
            dmul
            dadd
            dastore
        15: .line 181
            aload 1 /* coords */
            iconst_3
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.y:D
            aload 2 /* ctrls */
            iconst_3
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.h:D
            dmul
            dadd
            dastore
        16: .line 182
            aload 1 /* coords */
            iconst_4
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.x:D
            aload 2 /* ctrls */
            iconst_4
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.w:D
            dmul
            dadd
            dastore
        17: .line 183
            aload 1 /* coords */
            iconst_5
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.y:D
            aload 2 /* ctrls */
            iconst_5
            daload
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.h:D
            dmul
            dadd
            dastore
        18: .line 184
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.affine:Ljava/awt/geom/AffineTransform;
            ifnull 20
        19: .line 185
            aload 0 /* this */
            getfield java.awt.geom.EllipseIterator.affine:Ljava/awt/geom/AffineTransform;
            aload 1 /* coords */
            iconst_0
            aload 1 /* coords */
            iconst_0
            iconst_3
            invokevirtual java.awt.geom.AffineTransform.transform:([DI[DII)V
        20: .line 187
      StackMap locals: double[]
      StackMap stack:
            iconst_3
            ireturn
        end local 2 // double[] ctrls
        end local 1 // double[] coords
        end local 0 // java.awt.geom.EllipseIterator this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   21     0    this  Ljava/awt/geom/EllipseIterator;
            0   21     1  coords  [D
            6   11     2   ctrls  [D
           12   21     2   ctrls  [D
    MethodParameters:
        Name  Flags
      coords  
}
SourceFile: "EllipseIterator.java"