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.sevenz.LZMA2Decoder extends org.apache.commons.compress.archivers.sevenz.CoderBase
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.apache.commons.compress.archivers.sevenz.LZMA2Decoder
  super_class: org.apache.commons.compress.archivers.sevenz.CoderBase
{
  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=5, locals=1, args_size=1
        start local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
         0: .line 31
            aload 0 /* this */
            iconst_2
            anewarray java.lang.Class
            dup
            iconst_0
            ldc Lorg/tukaani/xz/LZMA2Options;
            aastore
            dup
            iconst_1
            ldc Ljava/lang/Number;
            aastore
            invokespecial org.apache.commons.compress.archivers.sevenz.CoderBase.<init>:([Ljava/lang/Class;)V
         1: .line 32
            return
        end local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/commons/compress/archivers/sevenz/LZMA2Decoder;

  java.io.InputStream decode(java.lang.String, java.io.InputStream, long, org.apache.commons.compress.archivers.sevenz.Coder, byte[]);
    descriptor: (Ljava/lang/String;Ljava/io/InputStream;JLorg/apache/commons/compress/archivers/sevenz/Coder;[B)Ljava/io/InputStream;
    flags: (0x0000) 
    Code:
      stack=4, locals=8, args_size=6
        start local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
        start local 1 // java.lang.String archiveName
        start local 2 // java.io.InputStream in
        start local 3 // long uncompressedLength
        start local 5 // org.apache.commons.compress.archivers.sevenz.Coder coder
        start local 6 // byte[] password
         0: .line 38
            aload 0 /* this */
            aload 5 /* coder */
            invokevirtual org.apache.commons.compress.archivers.sevenz.LZMA2Decoder.getDictionarySize:(Lorg/apache/commons/compress/archivers/sevenz/Coder;)I
            istore 7 /* dictionarySize */
        start local 7 // int dictionarySize
         1: .line 39
            new org.tukaani.xz.LZMA2InputStream
            dup
            aload 2 /* in */
            iload 7 /* dictionarySize */
            invokespecial org.tukaani.xz.LZMA2InputStream.<init>:(Ljava/io/InputStream;I)V
         2: areturn
        end local 7 // int dictionarySize
         3: .line 40
      StackMap locals:
      StackMap stack: java.lang.IllegalArgumentException
            astore 7 /* ex */
        start local 7 // java.lang.IllegalArgumentException ex
         4: .line 41
            new java.io.IOException
            dup
            aload 7 /* ex */
            invokevirtual java.lang.IllegalArgumentException.getMessage:()Ljava/lang/String;
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        end local 7 // java.lang.IllegalArgumentException ex
        end local 6 // byte[] password
        end local 5 // org.apache.commons.compress.archivers.sevenz.Coder coder
        end local 3 // long uncompressedLength
        end local 2 // java.io.InputStream in
        end local 1 // java.lang.String archiveName
        end local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
      LocalVariableTable:
        Start  End  Slot                Name  Signature
            0    5     0                this  Lorg/apache/commons/compress/archivers/sevenz/LZMA2Decoder;
            0    5     1         archiveName  Ljava/lang/String;
            0    5     2                  in  Ljava/io/InputStream;
            0    5     3  uncompressedLength  J
            0    5     5               coder  Lorg/apache/commons/compress/archivers/sevenz/Coder;
            0    5     6            password  [B
            1    3     7      dictionarySize  I
            4    5     7                  ex  Ljava/lang/IllegalArgumentException;
      Exception table:
        from    to  target  type
           0     2       3  Class java.lang.IllegalArgumentException
    Exceptions:
      throws java.io.IOException
    MethodParameters:
                    Name  Flags
      archiveName         final
      in                  final
      uncompressedLength  final
      coder               final
      password            final

  java.io.OutputStream encode(java.io.OutputStream, java.lang.Object);
    descriptor: (Ljava/io/OutputStream;Ljava/lang/Object;)Ljava/io/OutputStream;
    flags: (0x0000) 
    Code:
      stack=3, locals=5, args_size=3
        start local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
        start local 1 // java.io.OutputStream out
        start local 2 // java.lang.Object opts
         0: .line 48
            aload 0 /* this */
            aload 2 /* opts */
            invokevirtual org.apache.commons.compress.archivers.sevenz.LZMA2Decoder.getOptions:(Ljava/lang/Object;)Lorg/tukaani/xz/LZMA2Options;
            astore 3 /* options */
        start local 3 // org.tukaani.xz.LZMA2Options options
         1: .line 49
            new org.tukaani.xz.FinishableWrapperOutputStream
            dup
            aload 1 /* out */
            invokespecial org.tukaani.xz.FinishableWrapperOutputStream.<init>:(Ljava/io/OutputStream;)V
            astore 4 /* wrapped */
        start local 4 // org.tukaani.xz.FinishableOutputStream wrapped
         2: .line 50
            aload 3 /* options */
            aload 4 /* wrapped */
            invokevirtual org.tukaani.xz.LZMA2Options.getOutputStream:(Lorg/tukaani/xz/FinishableOutputStream;)Lorg/tukaani/xz/FinishableOutputStream;
            areturn
        end local 4 // org.tukaani.xz.FinishableOutputStream wrapped
        end local 3 // org.tukaani.xz.LZMA2Options options
        end local 2 // java.lang.Object opts
        end local 1 // java.io.OutputStream out
        end local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    3     0     this  Lorg/apache/commons/compress/archivers/sevenz/LZMA2Decoder;
            0    3     1      out  Ljava/io/OutputStream;
            0    3     2     opts  Ljava/lang/Object;
            1    3     3  options  Lorg/tukaani/xz/LZMA2Options;
            2    3     4  wrapped  Lorg/tukaani/xz/FinishableOutputStream;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      out   final
      opts  final

  byte[] getOptionsAsProperties(java.lang.Object);
    descriptor: (Ljava/lang/Object;)[B
    flags: (0x0000) 
    Code:
      stack=5, locals=5, args_size=2
        start local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
        start local 1 // java.lang.Object opts
         0: .line 55
            aload 0 /* this */
            aload 1 /* opts */
            invokevirtual org.apache.commons.compress.archivers.sevenz.LZMA2Decoder.getDictSize:(Ljava/lang/Object;)I
            istore 2 /* dictSize */
        start local 2 // int dictSize
         1: .line 56
            iload 2 /* dictSize */
            invokestatic java.lang.Integer.numberOfLeadingZeros:(I)I
            istore 3 /* lead */
        start local 3 // int lead
         2: .line 57
            iload 2 /* dictSize */
            bipush 30
            iload 3 /* lead */
            isub
            iushr
            iconst_2
            isub
            istore 4 /* secondBit */
        start local 4 // int secondBit
         3: .line 58
            iconst_1
            newarray 8
            dup
            iconst_0
         4: .line 59
            bipush 19
            iload 3 /* lead */
            isub
            iconst_2
            imul
            iload 4 /* secondBit */
            iadd
            i2b
            bastore
         5: .line 58
            areturn
        end local 4 // int secondBit
        end local 3 // int lead
        end local 2 // int dictSize
        end local 1 // java.lang.Object opts
        end local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    6     0       this  Lorg/apache/commons/compress/archivers/sevenz/LZMA2Decoder;
            0    6     1       opts  Ljava/lang/Object;
            1    6     2   dictSize  I
            2    6     3       lead  I
            3    6     4  secondBit  I
    MethodParameters:
      Name  Flags
      opts  final

  java.lang.Object getOptionsFromCoder(org.apache.commons.compress.archivers.sevenz.Coder, java.io.InputStream);
    descriptor: (Lorg/apache/commons/compress/archivers/sevenz/Coder;Ljava/io/InputStream;)Ljava/lang/Object;
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
        start local 1 // org.apache.commons.compress.archivers.sevenz.Coder coder
        start local 2 // java.io.InputStream in
         0: .line 65
            aload 0 /* this */
            aload 1 /* coder */
            invokevirtual org.apache.commons.compress.archivers.sevenz.LZMA2Decoder.getDictionarySize:(Lorg/apache/commons/compress/archivers/sevenz/Coder;)I
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            areturn
        end local 2 // java.io.InputStream in
        end local 1 // org.apache.commons.compress.archivers.sevenz.Coder coder
        end local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lorg/apache/commons/compress/archivers/sevenz/LZMA2Decoder;
            0    1     1  coder  Lorg/apache/commons/compress/archivers/sevenz/Coder;
            0    1     2     in  Ljava/io/InputStream;
    MethodParameters:
       Name  Flags
      coder  final
      in     final

  private int getDictSize(java.lang.Object);
    descriptor: (Ljava/lang/Object;)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
        start local 1 // java.lang.Object opts
         0: .line 69
            aload 1 /* opts */
            instanceof org.tukaani.xz.LZMA2Options
            ifeq 2
         1: .line 70
            aload 1 /* opts */
            checkcast org.tukaani.xz.LZMA2Options
            invokevirtual org.tukaani.xz.LZMA2Options.getDictSize:()I
            ireturn
         2: .line 72
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* opts */
            invokevirtual org.apache.commons.compress.archivers.sevenz.LZMA2Decoder.numberOptionOrDefault:(Ljava/lang/Object;)I
            ireturn
        end local 1 // java.lang.Object opts
        end local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/apache/commons/compress/archivers/sevenz/LZMA2Decoder;
            0    3     1  opts  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      opts  final

  private int getDictionarySize(org.apache.commons.compress.archivers.sevenz.Coder);
    descriptor: (Lorg/apache/commons/compress/archivers/sevenz/Coder;)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
        start local 1 // org.apache.commons.compress.archivers.sevenz.Coder coder
         0: .line 76
            sipush 255
            aload 1 /* coder */
            getfield org.apache.commons.compress.archivers.sevenz.Coder.properties:[B
            iconst_0
            baload
            iand
            istore 2 /* dictionarySizeBits */
        start local 2 // int dictionarySizeBits
         1: .line 77
            iload 2 /* dictionarySizeBits */
            bipush -64
            iand
            ifeq 3
         2: .line 78
            new java.lang.IllegalArgumentException
            dup
            ldc "Unsupported LZMA2 property bits"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 80
      StackMap locals: int
      StackMap stack:
            iload 2 /* dictionarySizeBits */
            bipush 40
            if_icmple 5
         4: .line 81
            new java.lang.IllegalArgumentException
            dup
            ldc "Dictionary larger than 4GiB maximum size"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 83
      StackMap locals:
      StackMap stack:
            iload 2 /* dictionarySizeBits */
            bipush 40
            if_icmpne 7
         6: .line 84
            iconst_m1
            ireturn
         7: .line 86
      StackMap locals:
      StackMap stack:
            iconst_2
            iload 2 /* dictionarySizeBits */
            iconst_1
            iand
            ior
            iload 2 /* dictionarySizeBits */
            iconst_2
            idiv
            bipush 11
            iadd
            ishl
            ireturn
        end local 2 // int dictionarySizeBits
        end local 1 // org.apache.commons.compress.archivers.sevenz.Coder coder
        end local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
      LocalVariableTable:
        Start  End  Slot                Name  Signature
            0    8     0                this  Lorg/apache/commons/compress/archivers/sevenz/LZMA2Decoder;
            0    8     1               coder  Lorg/apache/commons/compress/archivers/sevenz/Coder;
            1    8     2  dictionarySizeBits  I
    Exceptions:
      throws java.lang.IllegalArgumentException
    MethodParameters:
       Name  Flags
      coder  final

  private org.tukaani.xz.LZMA2Options getOptions(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Lorg/tukaani/xz/LZMA2Options;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
        start local 1 // java.lang.Object opts
         0: .line 90
            aload 1 /* opts */
            instanceof org.tukaani.xz.LZMA2Options
            ifeq 2
         1: .line 91
            aload 1 /* opts */
            checkcast org.tukaani.xz.LZMA2Options
            areturn
         2: .line 93
      StackMap locals:
      StackMap stack:
            new org.tukaani.xz.LZMA2Options
            dup
            invokespecial org.tukaani.xz.LZMA2Options.<init>:()V
            astore 2 /* options */
        start local 2 // org.tukaani.xz.LZMA2Options options
         3: .line 94
            aload 2 /* options */
            aload 0 /* this */
            aload 1 /* opts */
            invokevirtual org.apache.commons.compress.archivers.sevenz.LZMA2Decoder.numberOptionOrDefault:(Ljava/lang/Object;)I
            invokevirtual org.tukaani.xz.LZMA2Options.setDictSize:(I)V
         4: .line 95
            aload 2 /* options */
            areturn
        end local 2 // org.tukaani.xz.LZMA2Options options
        end local 1 // java.lang.Object opts
        end local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    5     0     this  Lorg/apache/commons/compress/archivers/sevenz/LZMA2Decoder;
            0    5     1     opts  Ljava/lang/Object;
            3    5     2  options  Lorg/tukaani/xz/LZMA2Options;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      opts  final

  private int numberOptionOrDefault(java.lang.Object);
    descriptor: (Ljava/lang/Object;)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
        start local 1 // java.lang.Object opts
         0: .line 99
            aload 1 /* opts */
            ldc 8388608
            invokestatic org.apache.commons.compress.archivers.sevenz.LZMA2Decoder.numberOptionOrDefault:(Ljava/lang/Object;I)I
            ireturn
        end local 1 // java.lang.Object opts
        end local 0 // org.apache.commons.compress.archivers.sevenz.LZMA2Decoder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/compress/archivers/sevenz/LZMA2Decoder;
            0    1     1  opts  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      opts  final
}
SourceFile: "LZMA2Decoder.java"