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 
public class org.apache.commons.compress.archivers.jar.JarArchiveOutputStream extends org.apache.commons.compress.archivers.zip.ZipArchiveOutputStream
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.commons.compress.archivers.jar.JarArchiveOutputStream
  super_class: org.apache.commons.compress.archivers.zip.ZipArchiveOutputStream
{
  private boolean jarMarkerAdded;
    descriptor: Z
    flags: (0x0002) ACC_PRIVATE

  public void <init>(java.io.OutputStream);
    descriptor: (Ljava/io/OutputStream;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.commons.compress.archivers.jar.JarArchiveOutputStream this
        start local 1 // java.io.OutputStream out
         0: .line 41
            aload 0 /* this */
            aload 1 /* out */
            invokespecial org.apache.commons.compress.archivers.zip.ZipArchiveOutputStream.<init>:(Ljava/io/OutputStream;)V
         1: .line 38
            aload 0 /* this */
            iconst_0
            putfield org.apache.commons.compress.archivers.jar.JarArchiveOutputStream.jarMarkerAdded:Z
         2: .line 42
            return
        end local 1 // java.io.OutputStream out
        end local 0 // org.apache.commons.compress.archivers.jar.JarArchiveOutputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/apache/commons/compress/archivers/jar/JarArchiveOutputStream;
            0    3     1   out  Ljava/io/OutputStream;
    MethodParameters:
      Name  Flags
      out   final

  public void <init>(java.io.OutputStream, java.lang.String);
    descriptor: (Ljava/io/OutputStream;Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.commons.compress.archivers.jar.JarArchiveOutputStream this
        start local 1 // java.io.OutputStream out
        start local 2 // java.lang.String encoding
         0: .line 52
            aload 0 /* this */
            aload 1 /* out */
            invokespecial org.apache.commons.compress.archivers.zip.ZipArchiveOutputStream.<init>:(Ljava/io/OutputStream;)V
         1: .line 38
            aload 0 /* this */
            iconst_0
            putfield org.apache.commons.compress.archivers.jar.JarArchiveOutputStream.jarMarkerAdded:Z
         2: .line 53
            aload 0 /* this */
            aload 2 /* encoding */
            invokevirtual org.apache.commons.compress.archivers.jar.JarArchiveOutputStream.setEncoding:(Ljava/lang/String;)V
         3: .line 54
            return
        end local 2 // java.lang.String encoding
        end local 1 // java.io.OutputStream out
        end local 0 // org.apache.commons.compress.archivers.jar.JarArchiveOutputStream this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    4     0      this  Lorg/apache/commons/compress/archivers/jar/JarArchiveOutputStream;
            0    4     1       out  Ljava/io/OutputStream;
            0    4     2  encoding  Ljava/lang/String;
    MethodParameters:
          Name  Flags
      out       final
      encoding  final

  public void putArchiveEntry(org.apache.commons.compress.archivers.ArchiveEntry);
    descriptor: (Lorg/apache/commons/compress/archivers/ArchiveEntry;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.commons.compress.archivers.jar.JarArchiveOutputStream this
        start local 1 // org.apache.commons.compress.archivers.ArchiveEntry ze
         0: .line 59
            aload 0 /* this */
            getfield org.apache.commons.compress.archivers.jar.JarArchiveOutputStream.jarMarkerAdded:Z
            ifne 3
         1: .line 60
            aload 1 /* ze */
            checkcast org.apache.commons.compress.archivers.zip.ZipArchiveEntry
            invokestatic org.apache.commons.compress.archivers.zip.JarMarker.getInstance:()Lorg/apache/commons/compress/archivers/zip/JarMarker;
            invokevirtual org.apache.commons.compress.archivers.zip.ZipArchiveEntry.addAsFirstExtraField:(Lorg/apache/commons/compress/archivers/zip/ZipExtraField;)V
         2: .line 61
            aload 0 /* this */
            iconst_1
            putfield org.apache.commons.compress.archivers.jar.JarArchiveOutputStream.jarMarkerAdded:Z
         3: .line 63
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* ze */
            invokespecial org.apache.commons.compress.archivers.zip.ZipArchiveOutputStream.putArchiveEntry:(Lorg/apache/commons/compress/archivers/ArchiveEntry;)V
         4: .line 64
            return
        end local 1 // org.apache.commons.compress.archivers.ArchiveEntry ze
        end local 0 // org.apache.commons.compress.archivers.jar.JarArchiveOutputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lorg/apache/commons/compress/archivers/jar/JarArchiveOutputStream;
            0    5     1    ze  Lorg/apache/commons/compress/archivers/ArchiveEntry;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      ze    final
}
SourceFile: "JarArchiveOutputStream.java"