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.utils.CountingOutputStream extends java.io.FilterOutputStream
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.commons.compress.utils.CountingOutputStream
  super_class: java.io.FilterOutputStream
{
  private long bytesWritten;
    descriptor: J
    flags: (0x0002) ACC_PRIVATE

  public void <init>(java.io.OutputStream);
    descriptor: (Ljava/io/OutputStream;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.apache.commons.compress.utils.CountingOutputStream this
        start local 1 // java.io.OutputStream out
         0: .line 34
            aload 0 /* this */
            aload 1 /* out */
            invokespecial java.io.FilterOutputStream.<init>:(Ljava/io/OutputStream;)V
         1: .line 31
            aload 0 /* this */
            lconst_0
            putfield org.apache.commons.compress.utils.CountingOutputStream.bytesWritten:J
         2: .line 35
            return
        end local 1 // java.io.OutputStream out
        end local 0 // org.apache.commons.compress.utils.CountingOutputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/apache/commons/compress/utils/CountingOutputStream;
            0    3     1   out  Ljava/io/OutputStream;
    MethodParameters:
      Name  Flags
      out   final

  public void write(int);
    descriptor: (I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.apache.commons.compress.utils.CountingOutputStream this
        start local 1 // int b
         0: .line 39
            aload 0 /* this */
            getfield org.apache.commons.compress.utils.CountingOutputStream.out:Ljava/io/OutputStream;
            iload 1 /* b */
            invokevirtual java.io.OutputStream.write:(I)V
         1: .line 40
            aload 0 /* this */
            lconst_1
            invokevirtual org.apache.commons.compress.utils.CountingOutputStream.count:(J)V
         2: .line 41
            return
        end local 1 // int b
        end local 0 // org.apache.commons.compress.utils.CountingOutputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/apache/commons/compress/utils/CountingOutputStream;
            0    3     1     b  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      b     final

  public void write(byte[]);
    descriptor: ([B)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // org.apache.commons.compress.utils.CountingOutputStream this
        start local 1 // byte[] b
         0: .line 44
            aload 0 /* this */
            aload 1 /* b */
            iconst_0
            aload 1 /* b */
            arraylength
            invokevirtual org.apache.commons.compress.utils.CountingOutputStream.write:([BII)V
         1: .line 45
            return
        end local 1 // byte[] b
        end local 0 // org.apache.commons.compress.utils.CountingOutputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/commons/compress/utils/CountingOutputStream;
            0    2     1     b  [B
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      b     final

  public void write(byte[], int, int);
    descriptor: ([BII)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // org.apache.commons.compress.utils.CountingOutputStream this
        start local 1 // byte[] b
        start local 2 // int off
        start local 3 // int len
         0: .line 48
            aload 0 /* this */
            getfield org.apache.commons.compress.utils.CountingOutputStream.out:Ljava/io/OutputStream;
            aload 1 /* b */
            iload 2 /* off */
            iload 3 /* len */
            invokevirtual java.io.OutputStream.write:([BII)V
         1: .line 49
            aload 0 /* this */
            iload 3 /* len */
            i2l
            invokevirtual org.apache.commons.compress.utils.CountingOutputStream.count:(J)V
         2: .line 50
            return
        end local 3 // int len
        end local 2 // int off
        end local 1 // byte[] b
        end local 0 // org.apache.commons.compress.utils.CountingOutputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/apache/commons/compress/utils/CountingOutputStream;
            0    3     1     b  [B
            0    3     2   off  I
            0    3     3   len  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      b     final
      off   final
      len   final

  protected void count(long);
    descriptor: (J)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=5, locals=3, args_size=2
        start local 0 // org.apache.commons.compress.utils.CountingOutputStream this
        start local 1 // long written
         0: .line 59
            lload 1 /* written */
            ldc -1
            lcmp
            ifeq 2
         1: .line 60
            aload 0 /* this */
            dup
            getfield org.apache.commons.compress.utils.CountingOutputStream.bytesWritten:J
            lload 1 /* written */
            ladd
            putfield org.apache.commons.compress.utils.CountingOutputStream.bytesWritten:J
         2: .line 62
      StackMap locals:
      StackMap stack:
            return
        end local 1 // long written
        end local 0 // org.apache.commons.compress.utils.CountingOutputStream this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    3     0     this  Lorg/apache/commons/compress/utils/CountingOutputStream;
            0    3     1  written  J
    MethodParameters:
         Name  Flags
      written  final

  public long getBytesWritten();
    descriptor: ()J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.commons.compress.utils.CountingOutputStream this
         0: .line 69
            aload 0 /* this */
            getfield org.apache.commons.compress.utils.CountingOutputStream.bytesWritten:J
            lreturn
        end local 0 // org.apache.commons.compress.utils.CountingOutputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/compress/utils/CountingOutputStream;
}
SourceFile: "CountingOutputStream.java"