class com.sun.imageio.plugins.png.CRC
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.sun.imageio.plugins.png.CRC
  super_class: java.lang.Object
{
  private static int[] crcTable;
    descriptor: [I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC

  private int crc;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=3, locals=3, args_size=0
         0: .line 56
            sipush 256
            newarray 10
            putstatic com.sun.imageio.plugins.png.CRC.crcTable:[I
         1: .line 61
            iconst_0
            istore 0 /* n */
        start local 0 // int n
         2: goto 14
         3: .line 62
      StackMap locals: int
      StackMap stack:
            iload 0 /* n */
            istore 1 /* c */
        start local 1 // int c
         4: .line 63
            iconst_0
            istore 2 /* k */
        start local 2 // int k
         5: goto 12
         6: .line 64
      StackMap locals: int int
      StackMap stack:
            iload 1 /* c */
            iconst_1
            iand
            iconst_1
            if_icmpne 9
         7: .line 65
            ldc -306674912
            iload 1 /* c */
            iconst_1
            iushr
            ixor
            istore 1 /* c */
         8: .line 66
            goto 10
         9: .line 67
      StackMap locals:
      StackMap stack:
            iload 1 /* c */
            iconst_1
            iushr
            istore 1 /* c */
        10: .line 70
      StackMap locals:
      StackMap stack:
            getstatic com.sun.imageio.plugins.png.CRC.crcTable:[I
            iload 0 /* n */
            iload 1 /* c */
            iastore
        11: .line 63
            iinc 2 /* k */ 1
      StackMap locals:
      StackMap stack:
        12: iload 2 /* k */
            bipush 8
            if_icmplt 6
        end local 2 // int k
        end local 1 // int c
        13: .line 61
            iinc 0 /* n */ 1
      StackMap locals:
      StackMap stack:
        14: iload 0 /* n */
            sipush 256
            if_icmplt 3
        end local 0 // int n
        15: .line 73
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            2   15     0     n  I
            4   13     1     c  I
            5   13     2     k  I

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.sun.imageio.plugins.png.CRC this
         0: .line 75
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 57
            aload 0 /* this */
            iconst_m1
            putfield com.sun.imageio.plugins.png.CRC.crc:I
         2: .line 75
            return
        end local 0 // com.sun.imageio.plugins.png.CRC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lcom/sun/imageio/plugins/png/CRC;

  public void reset();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.sun.imageio.plugins.png.CRC this
         0: .line 78
            aload 0 /* this */
            iconst_m1
            putfield com.sun.imageio.plugins.png.CRC.crc:I
         1: .line 79
            return
        end local 0 // com.sun.imageio.plugins.png.CRC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/sun/imageio/plugins/png/CRC;

  public void update(byte[], int, int);
    descriptor: ([BII)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=5, args_size=4
        start local 0 // com.sun.imageio.plugins.png.CRC this
        start local 1 // byte[] data
        start local 2 // int off
        start local 3 // int len
         0: .line 82
            iconst_0
            istore 4 /* n */
        start local 4 // int n
         1: goto 4
         2: .line 83
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getstatic com.sun.imageio.plugins.png.CRC.crcTable:[I
            aload 0 /* this */
            getfield com.sun.imageio.plugins.png.CRC.crc:I
            aload 1 /* data */
            iload 2 /* off */
            iload 4 /* n */
            iadd
            baload
            ixor
            sipush 255
            iand
            iaload
            aload 0 /* this */
            getfield com.sun.imageio.plugins.png.CRC.crc:I
            bipush 8
            iushr
            ixor
            putfield com.sun.imageio.plugins.png.CRC.crc:I
         3: .line 82
            iinc 4 /* n */ 1
      StackMap locals:
      StackMap stack:
         4: iload 4 /* n */
            iload 3 /* len */
            if_icmplt 2
        end local 4 // int n
         5: .line 85
            return
        end local 3 // int len
        end local 2 // int off
        end local 1 // byte[] data
        end local 0 // com.sun.imageio.plugins.png.CRC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lcom/sun/imageio/plugins/png/CRC;
            0    6     1  data  [B
            0    6     2   off  I
            0    6     3   len  I
            1    5     4     n  I
    MethodParameters:
      Name  Flags
      data  
      off   
      len   

  public void update(int);
    descriptor: (I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // com.sun.imageio.plugins.png.CRC this
        start local 1 // int data
         0: .line 88
            aload 0 /* this */
            getstatic com.sun.imageio.plugins.png.CRC.crcTable:[I
            aload 0 /* this */
            getfield com.sun.imageio.plugins.png.CRC.crc:I
            iload 1 /* data */
            ixor
            sipush 255
            iand
            iaload
            aload 0 /* this */
            getfield com.sun.imageio.plugins.png.CRC.crc:I
            bipush 8
            iushr
            ixor
            putfield com.sun.imageio.plugins.png.CRC.crc:I
         1: .line 89
            return
        end local 1 // int data
        end local 0 // com.sun.imageio.plugins.png.CRC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/sun/imageio/plugins/png/CRC;
            0    2     1  data  I
    MethodParameters:
      Name  Flags
      data  

  public int getValue();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.sun.imageio.plugins.png.CRC this
         0: .line 92
            aload 0 /* this */
            getfield com.sun.imageio.plugins.png.CRC.crc:I
            iconst_m1
            ixor
            ireturn
        end local 0 // com.sun.imageio.plugins.png.CRC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/sun/imageio/plugins/png/CRC;
}
SourceFile: "PNGImageWriter.java"