http://lucene.apache.org/lucene-parent/lucene-core: Apache Lucene Java Core (The Apache Software Foundation) 
public final class org.apache.lucene.LucenePackage
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: org.apache.lucene.LucenePackage
  super_class: java.lang.Object
{
  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.lucene.LucenePackage this
         0: .line 23
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.apache.lucene.LucenePackage this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/lucene/LucenePackage;

  public static java.lang.Package get();
    descriptor: ()Ljava/lang/Package;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 27
            ldc Lorg/apache/lucene/LucenePackage;
            invokevirtual java.lang.Class.getPackage:()Ljava/lang/Package;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "LucenePackage.java"