http://lucene.apache.org/lucene-parent/lucene-facet: Package for Faceted Indexing and Search (The Apache Software Foundation) 
class org.apache.lucene.facet.DrillSideways$1 extends org.apache.lucene.search.FilterCollector
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.apache.lucene.facet.DrillSideways$1
  super_class: org.apache.lucene.search.FilterCollector
{
  final org.apache.lucene.facet.DrillSideways this$0;
    descriptor: Lorg/apache/lucene/facet/DrillSideways;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  void <init>(org.apache.lucene.facet.DrillSideways, org.apache.lucene.search.Collector);
    descriptor: (Lorg/apache/lucene/facet/DrillSideways;Lorg/apache/lucene/search/Collector;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.lucene.facet.DrillSideways$1 this
        start local 2 // org.apache.lucene.search.Collector $anonymous0
         0: .line 208
            aload 0 /* this */
            aload 1
            putfield org.apache.lucene.facet.DrillSideways$1.this$0:Lorg/apache/lucene/facet/DrillSideways;
            aload 0 /* this */
            aload 2 /* $anonymous0 */
            invokespecial org.apache.lucene.search.FilterCollector.<init>:(Lorg/apache/lucene/search/Collector;)V
            return
        end local 2 // org.apache.lucene.search.Collector $anonymous0
        end local 0 // org.apache.lucene.facet.DrillSideways$1 this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0         this  Lorg/apache/lucene/facet/DrillSideways$1;
            0    1     2  $anonymous0  Lorg/apache/lucene/search/Collector;
    MethodParameters:
             Name  Flags
      this$0       final
      $anonymous0  

  public org.apache.lucene.search.ScoreMode scoreMode();
    descriptor: ()Lorg/apache/lucene/search/ScoreMode;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.lucene.facet.DrillSideways$1 this
         0: .line 211
            getstatic org.apache.lucene.search.ScoreMode.COMPLETE:Lorg/apache/lucene/search/ScoreMode;
            areturn
        end local 0 // org.apache.lucene.facet.DrillSideways$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/lucene/facet/DrillSideways$1;
}
SourceFile: "DrillSideways.java"
EnclosingMethod: org.apache.lucene.facet.DrillSideways.search:(Lorg/apache/lucene/facet/DrillDownQuery;Lorg/apache/lucene/search/Collector;)Lorg/apache/lucene/facet/DrillSideways$DrillSidewaysResult;
NestHost: org.apache.lucene.facet.DrillSideways
InnerClasses:
  org.apache.lucene.facet.DrillSideways$1
  public DrillSidewaysResult = org.apache.lucene.facet.DrillSideways$DrillSidewaysResult of org.apache.lucene.facet.DrillSideways