https://lucene.apache.org/lucene-parent/lucene-spatial3d: Lucene Spatial shapes implemented using 3D planar geometry (The Apache Software Foundation) 
class org.apache.lucene.spatial3d.geom.GeoComplexPolygon$IntersectorShapeIterator implements org.apache.lucene.spatial3d.geom.GeoComplexPolygon$EdgeIterator
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.apache.lucene.spatial3d.geom.GeoComplexPolygon$IntersectorShapeIterator
  super_class: java.lang.Object
{
  private final org.apache.lucene.spatial3d.geom.GeoShape shape;
    descriptor: Lorg/apache/lucene/spatial3d/geom/GeoShape;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  final org.apache.lucene.spatial3d.geom.GeoComplexPolygon this$0;
    descriptor: Lorg/apache/lucene/spatial3d/geom/GeoComplexPolygon;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  public void <init>(org.apache.lucene.spatial3d.geom.GeoComplexPolygon, org.apache.lucene.spatial3d.geom.GeoShape);
    descriptor: (Lorg/apache/lucene/spatial3d/geom/GeoComplexPolygon;Lorg/apache/lucene/spatial3d/geom/GeoShape;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.lucene.spatial3d.geom.GeoComplexPolygon$IntersectorShapeIterator this
        start local 2 // org.apache.lucene.spatial3d.geom.GeoShape shape
         0: .line 1014
            aload 0 /* this */
            aload 1
            putfield org.apache.lucene.spatial3d.geom.GeoComplexPolygon$IntersectorShapeIterator.this$0:Lorg/apache/lucene/spatial3d/geom/GeoComplexPolygon;
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 1015
            aload 0 /* this */
            aload 2 /* shape */
            putfield org.apache.lucene.spatial3d.geom.GeoComplexPolygon$IntersectorShapeIterator.shape:Lorg/apache/lucene/spatial3d/geom/GeoShape;
         2: .line 1016
            return
        end local 2 // org.apache.lucene.spatial3d.geom.GeoShape shape
        end local 0 // org.apache.lucene.spatial3d.geom.GeoComplexPolygon$IntersectorShapeIterator this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0   this  Lorg/apache/lucene/spatial3d/geom/GeoComplexPolygon$IntersectorShapeIterator;
            0    3     2  shape  Lorg/apache/lucene/spatial3d/geom/GeoShape;
    MethodParameters:
        Name  Flags
      this$0  final
      shape   final

  public boolean matches(org.apache.lucene.spatial3d.geom.GeoComplexPolygon$Edge);
    descriptor: (Lorg/apache/lucene/spatial3d/geom/GeoComplexPolygon$Edge;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=2, args_size=2
        start local 0 // org.apache.lucene.spatial3d.geom.GeoComplexPolygon$IntersectorShapeIterator this
        start local 1 // org.apache.lucene.spatial3d.geom.GeoComplexPolygon$Edge edge
         0: .line 1020
            aload 0 /* this */
            getfield org.apache.lucene.spatial3d.geom.GeoComplexPolygon$IntersectorShapeIterator.shape:Lorg/apache/lucene/spatial3d/geom/GeoShape;
            aload 1 /* edge */
            getfield org.apache.lucene.spatial3d.geom.GeoComplexPolygon$Edge.plane:Lorg/apache/lucene/spatial3d/geom/Plane;
            aload 1 /* edge */
            getfield org.apache.lucene.spatial3d.geom.GeoComplexPolygon$Edge.notablePoints:[Lorg/apache/lucene/spatial3d/geom/GeoPoint;
            iconst_2
            anewarray org.apache.lucene.spatial3d.geom.Membership
            dup
            iconst_0
            aload 1 /* edge */
            getfield org.apache.lucene.spatial3d.geom.GeoComplexPolygon$Edge.startPlane:Lorg/apache/lucene/spatial3d/geom/SidedPlane;
            aastore
            dup
            iconst_1
            aload 1 /* edge */
            getfield org.apache.lucene.spatial3d.geom.GeoComplexPolygon$Edge.endPlane:Lorg/apache/lucene/spatial3d/geom/SidedPlane;
            aastore
            invokeinterface org.apache.lucene.spatial3d.geom.GeoShape.intersects:(Lorg/apache/lucene/spatial3d/geom/Plane;[Lorg/apache/lucene/spatial3d/geom/GeoPoint;[Lorg/apache/lucene/spatial3d/geom/Membership;)Z
            ifeq 1
            iconst_0
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_1
      StackMap locals:
      StackMap stack: int
         2: ireturn
        end local 1 // org.apache.lucene.spatial3d.geom.GeoComplexPolygon$Edge edge
        end local 0 // org.apache.lucene.spatial3d.geom.GeoComplexPolygon$IntersectorShapeIterator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/apache/lucene/spatial3d/geom/GeoComplexPolygon$IntersectorShapeIterator;
            0    3     1  edge  Lorg/apache/lucene/spatial3d/geom/GeoComplexPolygon$Edge;
    MethodParameters:
      Name  Flags
      edge  final
}
SourceFile: "GeoComplexPolygon.java"
NestHost: org.apache.lucene.spatial3d.geom.GeoComplexPolygon
InnerClasses:
  private Edge = org.apache.lucene.spatial3d.geom.GeoComplexPolygon$Edge of org.apache.lucene.spatial3d.geom.GeoComplexPolygon
  private abstract EdgeIterator = org.apache.lucene.spatial3d.geom.GeoComplexPolygon$EdgeIterator of org.apache.lucene.spatial3d.geom.GeoComplexPolygon
  private IntersectorShapeIterator = org.apache.lucene.spatial3d.geom.GeoComplexPolygon$IntersectorShapeIterator of org.apache.lucene.spatial3d.geom.GeoComplexPolygon