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 final class org.apache.commons.compress.utils.ByteUtils
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: org.apache.commons.compress.utils.ByteUtils
  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.commons.compress.utils.ByteUtils this
         0: .line 32
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.apache.commons.compress.utils.ByteUtils this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/compress/utils/ByteUtils;

  public static long fromLittleEndian(byte[]);
    descriptor: ([B)J
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // byte[] bytes
         0: .line 68
            aload 0 /* bytes */
            iconst_0
            aload 0 /* bytes */
            arraylength
            invokestatic org.apache.commons.compress.utils.ByteUtils.fromLittleEndian:([BII)J
            lreturn
        end local 0 // byte[] bytes
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0  bytes  [B
    MethodParameters:
       Name  Flags
      bytes  

  public static long fromLittleEndian(byte[], int, int);
    descriptor: ([BII)J
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=6, args_size=3
        start local 0 // byte[] bytes
        start local 1 // int off
        start local 2 // int length
         0: .line 80
            iload 2 /* length */
            invokestatic org.apache.commons.compress.utils.ByteUtils.checkReadLength:(I)V
         1: .line 81
            lconst_0
            lstore 3 /* l */
        start local 3 // long l
         2: .line 82
            iconst_0
            istore 5 /* i */
        start local 5 // int i
         3: goto 6
         4: .line 83
      StackMap locals: long int
      StackMap stack:
            lload 3 /* l */
            aload 0 /* bytes */
            iload 1 /* off */
            iload 5 /* i */
            iadd
            baload
            i2l
            ldc 255
            land
            bipush 8
            iload 5 /* i */
            imul
            lshl
            lor
            lstore 3 /* l */
         5: .line 82
            iinc 5 /* i */ 1
      StackMap locals:
      StackMap stack:
         6: iload 5 /* i */
            iload 2 /* length */
            if_icmplt 4
        end local 5 // int i
         7: .line 85
            lload 3 /* l */
            lreturn
        end local 3 // long l
        end local 2 // int length
        end local 1 // int off
        end local 0 // byte[] bytes
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    8     0   bytes  [B
            0    8     1     off  I
            0    8     2  length  I
            2    8     3       l  J
            3    7     5       i  I
    MethodParameters:
        Name  Flags
      bytes   
      off     final
      length  final

  public static long fromLittleEndian(java.io.InputStream, int);
    descriptor: (Ljava/io/InputStream;I)J
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=7, args_size=2
        start local 0 // java.io.InputStream in
        start local 1 // int length
         0: .line 99
            iload 1 /* length */
            invokestatic org.apache.commons.compress.utils.ByteUtils.checkReadLength:(I)V
         1: .line 100
            lconst_0
            lstore 2 /* l */
        start local 2 // long l
         2: .line 101
            iconst_0
            istore 4 /* i */
        start local 4 // int i
         3: goto 9
         4: .line 102
      StackMap locals: long int
      StackMap stack:
            aload 0 /* in */
            invokevirtual java.io.InputStream.read:()I
            i2l
            lstore 5 /* b */
        start local 5 // long b
         5: .line 103
            lload 5 /* b */
            ldc -1
            lcmp
            ifne 7
         6: .line 104
            new java.io.IOException
            dup
            ldc "premature end of data"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         7: .line 106
      StackMap locals: long
      StackMap stack:
            lload 2 /* l */
            lload 5 /* b */
            iload 4 /* i */
            bipush 8
            imul
            lshl
            lor
            lstore 2 /* l */
        end local 5 // long b
         8: .line 101
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
         9: iload 4 /* i */
            iload 1 /* length */
            if_icmplt 4
        end local 4 // int i
        10: .line 108
            lload 2 /* l */
            lreturn
        end local 2 // long l
        end local 1 // int length
        end local 0 // java.io.InputStream in
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   11     0      in  Ljava/io/InputStream;
            0   11     1  length  I
            2   11     2       l  J
            3   10     4       i  I
            5    8     5       b  J
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      in      
      length  

  public static long fromLittleEndian(org.apache.commons.compress.utils.ByteUtils$ByteSupplier, int);
    descriptor: (Lorg/apache/commons/compress/utils/ByteUtils$ByteSupplier;I)J
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=7, args_size=2
        start local 0 // org.apache.commons.compress.utils.ByteUtils$ByteSupplier supplier
        start local 1 // int length
         0: .line 125
            iload 1 /* length */
            invokestatic org.apache.commons.compress.utils.ByteUtils.checkReadLength:(I)V
         1: .line 126
            lconst_0
            lstore 2 /* l */
        start local 2 // long l
         2: .line 127
            iconst_0
            istore 4 /* i */
        start local 4 // int i
         3: goto 9
         4: .line 128
      StackMap locals: long int
      StackMap stack:
            aload 0 /* supplier */
            invokeinterface org.apache.commons.compress.utils.ByteUtils$ByteSupplier.getAsByte:()I
            i2l
            lstore 5 /* b */
        start local 5 // long b
         5: .line 129
            lload 5 /* b */
            ldc -1
            lcmp
            ifne 7
         6: .line 130
            new java.io.IOException
            dup
            ldc "premature end of data"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         7: .line 132
      StackMap locals: long
      StackMap stack:
            lload 2 /* l */
            lload 5 /* b */
            iload 4 /* i */
            bipush 8
            imul
            lshl
            lor
            lstore 2 /* l */
        end local 5 // long b
         8: .line 127
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
         9: iload 4 /* i */
            iload 1 /* length */
            if_icmplt 4
        end local 4 // int i
        10: .line 134
            lload 2 /* l */
            lreturn
        end local 2 // long l
        end local 1 // int length
        end local 0 // org.apache.commons.compress.utils.ByteUtils$ByteSupplier supplier
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   11     0  supplier  Lorg/apache/commons/compress/utils/ByteUtils$ByteSupplier;
            0   11     1    length  I
            2   11     2         l  J
            3   10     4         i  I
            5    8     5         b  J
    Exceptions:
      throws java.io.IOException
    MethodParameters:
          Name  Flags
      supplier  
      length    final

  public static long fromLittleEndian(java.io.DataInput, int);
    descriptor: (Ljava/io/DataInput;I)J
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=7, args_size=2
        start local 0 // java.io.DataInput in
        start local 1 // int length
         0: .line 148
            iload 1 /* length */
            invokestatic org.apache.commons.compress.utils.ByteUtils.checkReadLength:(I)V
         1: .line 149
            lconst_0
            lstore 2 /* l */
        start local 2 // long l
         2: .line 150
            iconst_0
            istore 4 /* i */
        start local 4 // int i
         3: goto 7
         4: .line 151
      StackMap locals: long int
      StackMap stack:
            aload 0 /* in */
            invokeinterface java.io.DataInput.readUnsignedByte:()I
            i2l
            lstore 5 /* b */
        start local 5 // long b
         5: .line 152
            lload 2 /* l */
            lload 5 /* b */
            iload 4 /* i */
            bipush 8
            imul
            lshl
            lor
            lstore 2 /* l */
        end local 5 // long b
         6: .line 150
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
         7: iload 4 /* i */
            iload 1 /* length */
            if_icmplt 4
        end local 4 // int i
         8: .line 154
            lload 2 /* l */
            lreturn
        end local 2 // long l
        end local 1 // int length
        end local 0 // java.io.DataInput in
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    9     0      in  Ljava/io/DataInput;
            0    9     1  length  I
            2    9     2       l  J
            3    8     4       i  I
            5    6     5       b  J
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      in      
      length  

  public static void toLittleEndian(byte[], long, int, int);
    descriptor: ([BJII)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=8, args_size=4
        start local 0 // byte[] b
        start local 1 // long value
        start local 3 // int off
        start local 4 // int length
         0: .line 166
            lload 1 /* value */
            lstore 5 /* num */
        start local 5 // long num
         1: .line 167
            iconst_0
            istore 7 /* i */
        start local 7 // int i
         2: goto 6
         3: .line 168
      StackMap locals: long int
      StackMap stack:
            aload 0 /* b */
            iload 3 /* off */
            iload 7 /* i */
            iadd
            lload 5 /* num */
            ldc 255
            land
            l2i
            i2b
            bastore
         4: .line 169
            lload 5 /* num */
            bipush 8
            lshr
            lstore 5 /* num */
         5: .line 167
            iinc 7 /* i */ 1
      StackMap locals:
      StackMap stack:
         6: iload 7 /* i */
            iload 4 /* length */
            if_icmplt 3
        end local 7 // int i
         7: .line 171
            return
        end local 5 // long num
        end local 4 // int length
        end local 3 // int off
        end local 1 // long value
        end local 0 // byte[] b
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    8     0       b  [B
            0    8     1   value  J
            0    8     3     off  I
            0    8     4  length  I
            1    8     5     num  J
            2    7     7       i  I
    MethodParameters:
        Name  Flags
      b       final
      value   final
      off     final
      length  final

  public static void toLittleEndian(java.io.OutputStream, long, int);
    descriptor: (Ljava/io/OutputStream;JI)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=7, args_size=3
        start local 0 // java.io.OutputStream out
        start local 1 // long value
        start local 3 // int length
         0: .line 184
            lload 1 /* value */
            lstore 4 /* num */
        start local 4 // long num
         1: .line 185
            iconst_0
            istore 6 /* i */
        start local 6 // int i
         2: goto 6
         3: .line 186
      StackMap locals: long int
      StackMap stack:
            aload 0 /* out */
            lload 4 /* num */
            ldc 255
            land
            l2i
            invokevirtual java.io.OutputStream.write:(I)V
         4: .line 187
            lload 4 /* num */
            bipush 8
            lshr
            lstore 4 /* num */
         5: .line 185
            iinc 6 /* i */ 1
      StackMap locals:
      StackMap stack:
         6: iload 6 /* i */
            iload 3 /* length */
            if_icmplt 3
        end local 6 // int i
         7: .line 189
            return
        end local 4 // long num
        end local 3 // int length
        end local 1 // long value
        end local 0 // java.io.OutputStream out
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    8     0     out  Ljava/io/OutputStream;
            0    8     1   value  J
            0    8     3  length  I
            1    8     4     num  J
            2    7     6       i  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      out     
      value   final
      length  final

  public static void toLittleEndian(org.apache.commons.compress.utils.ByteUtils$ByteConsumer, long, int);
    descriptor: (Lorg/apache/commons/compress/utils/ByteUtils$ByteConsumer;JI)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=7, args_size=3
        start local 0 // org.apache.commons.compress.utils.ByteUtils$ByteConsumer consumer
        start local 1 // long value
        start local 3 // int length
         0: .line 201
            lload 1 /* value */
            lstore 4 /* num */
        start local 4 // long num
         1: .line 202
            iconst_0
            istore 6 /* i */
        start local 6 // int i
         2: goto 6
         3: .line 203
      StackMap locals: long int
      StackMap stack:
            aload 0 /* consumer */
            lload 4 /* num */
            ldc 255
            land
            l2i
            invokeinterface org.apache.commons.compress.utils.ByteUtils$ByteConsumer.accept:(I)V
         4: .line 204
            lload 4 /* num */
            bipush 8
            lshr
            lstore 4 /* num */
         5: .line 202
            iinc 6 /* i */ 1
      StackMap locals:
      StackMap stack:
         6: iload 6 /* i */
            iload 3 /* length */
            if_icmplt 3
        end local 6 // int i
         7: .line 206
            return
        end local 4 // long num
        end local 3 // int length
        end local 1 // long value
        end local 0 // org.apache.commons.compress.utils.ByteUtils$ByteConsumer consumer
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    8     0  consumer  Lorg/apache/commons/compress/utils/ByteUtils$ByteConsumer;
            0    8     1     value  J
            0    8     3    length  I
            1    8     4       num  J
            2    7     6         i  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
          Name  Flags
      consumer  
      value     final
      length    final

  public static void toLittleEndian(java.io.DataOutput, long, int);
    descriptor: (Ljava/io/DataOutput;JI)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=7, args_size=3
        start local 0 // java.io.DataOutput out
        start local 1 // long value
        start local 3 // int length
         0: .line 219
            lload 1 /* value */
            lstore 4 /* num */
        start local 4 // long num
         1: .line 220
            iconst_0
            istore 6 /* i */
        start local 6 // int i
         2: goto 6
         3: .line 221
      StackMap locals: long int
      StackMap stack:
            aload 0 /* out */
            lload 4 /* num */
            ldc 255
            land
            l2i
            invokeinterface java.io.DataOutput.write:(I)V
         4: .line 222
            lload 4 /* num */
            bipush 8
            lshr
            lstore 4 /* num */
         5: .line 220
            iinc 6 /* i */ 1
      StackMap locals:
      StackMap stack:
         6: iload 6 /* i */
            iload 3 /* length */
            if_icmplt 3
        end local 6 // int i
         7: .line 224
            return
        end local 4 // long num
        end local 3 // int length
        end local 1 // long value
        end local 0 // java.io.DataOutput out
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    8     0     out  Ljava/io/DataOutput;
            0    8     1   value  J
            0    8     3  length  I
            1    8     4     num  J
            2    7     6       i  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      out     
      value   final
      length  final

  private static final void checkReadLength(int);
    descriptor: (I)V
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // int length
         0: .line 257
            iload 0 /* length */
            bipush 8
            if_icmple 2
         1: .line 258
            new java.lang.IllegalArgumentException
            dup
            ldc "can't read more than eight bytes into a long value"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 260
      StackMap locals:
      StackMap stack:
            return
        end local 0 // int length
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    3     0  length  I
    MethodParameters:
        Name  Flags
      length  
}
SourceFile: "ByteUtils.java"
NestMembers:
  org.apache.commons.compress.utils.ByteUtils$ByteConsumer  org.apache.commons.compress.utils.ByteUtils$ByteSupplier  org.apache.commons.compress.utils.ByteUtils$InputStreamByteSupplier  org.apache.commons.compress.utils.ByteUtils$OutputStreamByteConsumer
InnerClasses:
  public abstract ByteConsumer = org.apache.commons.compress.utils.ByteUtils$ByteConsumer of org.apache.commons.compress.utils.ByteUtils
  public abstract ByteSupplier = org.apache.commons.compress.utils.ByteUtils$ByteSupplier of org.apache.commons.compress.utils.ByteUtils
  public InputStreamByteSupplier = org.apache.commons.compress.utils.ByteUtils$InputStreamByteSupplier of org.apache.commons.compress.utils.ByteUtils
  public OutputStreamByteConsumer = org.apache.commons.compress.utils.ByteUtils$OutputStreamByteConsumer of org.apache.commons.compress.utils.ByteUtils