https://commons.apache.org/proper/commons-compress/: Apache Commons Compress software defines an API for working with compression and archive formats. These include: bzip2, gzip, pack200, lzma, xz, Snappy, traditional Unix Compress, DEFLATE, DEFLATE64, LZ4, Brotli, Zstandard and ar, cpio, jar, tar, zip, dump, 7z, arj. (The Apache Software Foundation)
  • Wolfgang Glas
  • Christian Kohlschütte
  • Bear Giles
  • Michael Kuss
  • Lasse Collin
  • John Kodis
  • BELUGA BEHR
  • Simon Spero
  • Michael Hausegger
  • Torsten Curdt
  • Stefan Bodewig
  • Sebastian Bazley
  • Christian Grobmeier
  • Julius Davies
  • Damjan Jovanovic
  • Emmanuel Bourg
  • Gary Gregory
  • Rob Tompkins 
class org.apache.commons.compress.archivers.examples.Archiver$6 implements org.apache.commons.compress.archivers.examples.Archiver$Finisher
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.apache.commons.compress.archivers.examples.Archiver$6
  super_class: java.lang.Object
{
  final org.apache.commons.compress.archivers.examples.Archiver this$0;
    descriptor: Lorg/apache/commons/compress/archivers/examples/Archiver;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  private final org.apache.commons.compress.archivers.sevenz.SevenZOutputFile val$target;
    descriptor: Lorg/apache/commons/compress/archivers/sevenz/SevenZOutputFile;
    flags: (0x1012) ACC_PRIVATE, ACC_FINAL, ACC_SYNTHETIC

  void <init>(org.apache.commons.compress.archivers.examples.Archiver, org.apache.commons.compress.archivers.sevenz.SevenZOutputFile);
    descriptor: (Lorg/apache/commons/compress/archivers/examples/Archiver;Lorg/apache/commons/compress/archivers/sevenz/SevenZOutputFile;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.commons.compress.archivers.examples.Archiver$6 this
         0: .line 186
            aload 0 /* this */
            aload 1
            putfield org.apache.commons.compress.archivers.examples.Archiver$6.this$0:Lorg/apache/commons/compress/archivers/examples/Archiver;
            aload 0 /* this */
            aload 2
            putfield org.apache.commons.compress.archivers.examples.Archiver$6.val$target:Lorg/apache/commons/compress/archivers/sevenz/SevenZOutputFile;
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.apache.commons.compress.archivers.examples.Archiver$6 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/compress/archivers/examples/Archiver$6;
    MethodParameters:
            Name  Flags
      this$0      final
      val$target  final

  public void finish();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.commons.compress.archivers.examples.Archiver$6 this
         0: .line 188
            aload 0 /* this */
            getfield org.apache.commons.compress.archivers.examples.Archiver$6.val$target:Lorg/apache/commons/compress/archivers/sevenz/SevenZOutputFile;
            invokevirtual org.apache.commons.compress.archivers.sevenz.SevenZOutputFile.finish:()V
         1: .line 189
            return
        end local 0 // org.apache.commons.compress.archivers.examples.Archiver$6 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/commons/compress/archivers/examples/Archiver$6;
    Exceptions:
      throws java.io.IOException
}
SourceFile: "Archiver.java"
EnclosingMethod: org.apache.commons.compress.archivers.examples.Archiver.create:(Lorg/apache/commons/compress/archivers/sevenz/SevenZOutputFile;Ljava/io/File;)V
NestHost: org.apache.commons.compress.archivers.examples.Archiver
InnerClasses:
  org.apache.commons.compress.archivers.examples.Archiver$6
  private abstract Finisher = org.apache.commons.compress.archivers.examples.Archiver$Finisher of org.apache.commons.compress.archivers.examples.Archiver