public class java.util.zip.CRC32 implements java.util.zip.Checksum
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: java.util.zip.CRC32
  super_class: java.lang.Object
{
  private int crc;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 44
            ldc Ljava/util/zip/CRC32;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic java.util.zip.CRC32.$assertionsDisabled:Z
         3: .line 177
            invokestatic java.util.zip.ZipUtils.loadLibrary:()V
         4: .line 178
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.zip.CRC32 this
         0: .line 50
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 51
            return
        end local 0 // java.util.zip.CRC32 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/util/zip/CRC32;

  public void update(int);
    descriptor: (I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // java.util.zip.CRC32 this
        start local 1 // int b
         0: .line 60
            aload 0 /* this */
            aload 0 /* this */
            getfield java.util.zip.CRC32.crc:I
            iload 1 /* b */
            invokestatic java.util.zip.CRC32.update:(II)I
            putfield java.util.zip.CRC32.crc:I
         1: .line 61
            return
        end local 1 // int b
        end local 0 // java.util.zip.CRC32 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/util/zip/CRC32;
            0    2     1     b  I
    MethodParameters:
      Name  Flags
      b     

  public void update(byte[], int, int);
    descriptor: ([BII)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=4, args_size=4
        start local 0 // java.util.zip.CRC32 this
        start local 1 // byte[] b
        start local 2 // int off
        start local 3 // int len
         0: .line 73
            aload 1 /* b */
            ifnonnull 2
         1: .line 74
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         2: .line 76
      StackMap locals:
      StackMap stack:
            iload 2 /* off */
            iflt 3
            iload 3 /* len */
            iflt 3
            iload 2 /* off */
            aload 1 /* b */
            arraylength
            iload 3 /* len */
            isub
            if_icmple 4
         3: .line 77
      StackMap locals:
      StackMap stack:
            new java.lang.ArrayIndexOutOfBoundsException
            dup
            invokespecial java.lang.ArrayIndexOutOfBoundsException.<init>:()V
            athrow
         4: .line 79
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield java.util.zip.CRC32.crc:I
            aload 1 /* b */
            iload 2 /* off */
            iload 3 /* len */
            invokestatic java.util.zip.CRC32.updateBytes:(I[BII)I
            putfield java.util.zip.CRC32.crc:I
         5: .line 80
            return
        end local 3 // int len
        end local 2 // int off
        end local 1 // byte[] b
        end local 0 // java.util.zip.CRC32 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Ljava/util/zip/CRC32;
            0    6     1     b  [B
            0    6     2   off  I
            0    6     3   len  I
    MethodParameters:
      Name  Flags
      b     
      off   
      len   

  public void update(java.nio.ByteBuffer);
    descriptor: (Ljava/nio/ByteBuffer;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=7, args_size=2
        start local 0 // java.util.zip.CRC32 this
        start local 1 // java.nio.ByteBuffer buffer
         0: .line 93
            aload 1 /* buffer */
            invokevirtual java.nio.ByteBuffer.position:()I
            istore 2 /* pos */
        start local 2 // int pos
         1: .line 94
            aload 1 /* buffer */
            invokevirtual java.nio.ByteBuffer.limit:()I
            istore 3 /* limit */
        start local 3 // int limit
         2: .line 95
            getstatic java.util.zip.CRC32.$assertionsDisabled:Z
            ifne 3
            iload 2 /* pos */
            iload 3 /* limit */
            if_icmple 3
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         3: .line 96
      StackMap locals: int int
      StackMap stack:
            iload 3 /* limit */
            iload 2 /* pos */
            isub
            istore 4 /* rem */
        start local 4 // int rem
         4: .line 97
            iload 4 /* rem */
            ifgt 6
         5: .line 98
            return
         6: .line 99
      StackMap locals: int
      StackMap stack:
            aload 1 /* buffer */
            instanceof sun.nio.ch.DirectBuffer
            ifeq 9
         7: .line 100
            aload 0 /* this */
            aload 0 /* this */
            getfield java.util.zip.CRC32.crc:I
            aload 1 /* buffer */
            checkcast sun.nio.ch.DirectBuffer
            invokeinterface sun.nio.ch.DirectBuffer.address:()J
            iload 2 /* pos */
            iload 4 /* rem */
            invokestatic java.util.zip.CRC32.updateByteBuffer:(IJII)I
            putfield java.util.zip.CRC32.crc:I
         8: .line 101
            goto 18
      StackMap locals:
      StackMap stack:
         9: aload 1 /* buffer */
            invokevirtual java.nio.ByteBuffer.hasArray:()Z
            ifeq 12
        10: .line 102
            aload 0 /* this */
            aload 0 /* this */
            getfield java.util.zip.CRC32.crc:I
            aload 1 /* buffer */
            invokevirtual java.nio.ByteBuffer.array:()[B
            iload 2 /* pos */
            aload 1 /* buffer */
            invokevirtual java.nio.ByteBuffer.arrayOffset:()I
            iadd
            iload 4 /* rem */
            invokestatic java.util.zip.CRC32.updateBytes:(I[BII)I
            putfield java.util.zip.CRC32.crc:I
        11: .line 103
            goto 18
        12: .line 104
      StackMap locals:
      StackMap stack:
            aload 1 /* buffer */
            invokevirtual java.nio.ByteBuffer.remaining:()I
            sipush 4096
            invokestatic java.lang.Math.min:(II)I
            newarray 8
            astore 5 /* b */
        start local 5 // byte[] b
        13: .line 105
            goto 17
        14: .line 106
      StackMap locals: byte[]
      StackMap stack:
            aload 1 /* buffer */
            invokevirtual java.nio.ByteBuffer.remaining:()I
            aload 5 /* b */
            arraylength
            invokestatic java.lang.Math.min:(II)I
            istore 6 /* length */
        start local 6 // int length
        15: .line 107
            aload 1 /* buffer */
            aload 5 /* b */
            iconst_0
            iload 6 /* length */
            invokevirtual java.nio.ByteBuffer.get:([BII)Ljava/nio/ByteBuffer;
            pop
        16: .line 108
            aload 0 /* this */
            aload 5 /* b */
            iconst_0
            iload 6 /* length */
            invokevirtual java.util.zip.CRC32.update:([BII)V
        end local 6 // int length
        17: .line 105
      StackMap locals:
      StackMap stack:
            aload 1 /* buffer */
            invokevirtual java.nio.ByteBuffer.hasRemaining:()Z
            ifne 14
        end local 5 // byte[] b
        18: .line 111
      StackMap locals:
      StackMap stack:
            aload 1 /* buffer */
            iload 3 /* limit */
            invokevirtual java.nio.ByteBuffer.position:(I)Ljava/nio/ByteBuffer;
            pop
        19: .line 112
            return
        end local 4 // int rem
        end local 3 // int limit
        end local 2 // int pos
        end local 1 // java.nio.ByteBuffer buffer
        end local 0 // java.util.zip.CRC32 this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   20     0    this  Ljava/util/zip/CRC32;
            0   20     1  buffer  Ljava/nio/ByteBuffer;
            1   20     2     pos  I
            2   20     3   limit  I
            4   20     4     rem  I
           13   18     5       b  [B
           15   17     6  length  I
    MethodParameters:
        Name  Flags
      buffer  

  public void reset();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.util.zip.CRC32 this
         0: .line 119
            aload 0 /* this */
            iconst_0
            putfield java.util.zip.CRC32.crc:I
         1: .line 120
            return
        end local 0 // java.util.zip.CRC32 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/util/zip/CRC32;

  public long getValue();
    descriptor: ()J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // java.util.zip.CRC32 this
         0: .line 127
            aload 0 /* this */
            getfield java.util.zip.CRC32.crc:I
            i2l
            ldc 4294967295
            land
            lreturn
        end local 0 // java.util.zip.CRC32 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/zip/CRC32;

  private static native int update(int, int);
    descriptor: (II)I
    flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
    RuntimeVisibleAnnotations: 
      jdk.internal.HotSpotIntrinsicCandidate()
    MethodParameters:
      Name  Flags
      crc   
      b     

  private static int updateBytes(int, byte[], int, int);
    descriptor: (I[BII)I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // int crc
        start local 1 // byte[] b
        start local 2 // int off
        start local 3 // int len
         0: .line 134
            aload 1 /* b */
            iload 2 /* off */
            iload 3 /* len */
            invokestatic java.util.zip.CRC32.updateBytesCheck:([BII)V
         1: .line 135
            iload 0 /* crc */
            aload 1 /* b */
            iload 2 /* off */
            iload 3 /* len */
            invokestatic java.util.zip.CRC32.updateBytes0:(I[BII)I
            ireturn
        end local 3 // int len
        end local 2 // int off
        end local 1 // byte[] b
        end local 0 // int crc
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0   crc  I
            0    2     1     b  [B
            0    2     2   off  I
            0    2     3   len  I
    MethodParameters:
      Name  Flags
      crc   
      b     
      off   
      len   

  private static native int updateBytes0(int, byte[], int, int);
    descriptor: (I[BII)I
    flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
    RuntimeVisibleAnnotations: 
      jdk.internal.HotSpotIntrinsicCandidate()
    MethodParameters:
      Name  Flags
      crc   
      b     
      off   
      len   

  private static void updateBytesCheck(byte[], int, int);
    descriptor: ([BII)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // byte[] b
        start local 1 // int off
        start local 2 // int len
         0: .line 142
            iload 2 /* len */
            ifgt 2
         1: .line 143
            return
         2: .line 146
      StackMap locals:
      StackMap stack:
            aload 0 /* b */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         3: .line 148
            iload 1 /* off */
            iflt 4
            iload 1 /* off */
            aload 0 /* b */
            arraylength
            if_icmplt 5
         4: .line 149
      StackMap locals:
      StackMap stack:
            new java.lang.ArrayIndexOutOfBoundsException
            dup
            iload 1 /* off */
            invokespecial java.lang.ArrayIndexOutOfBoundsException.<init>:(I)V
            athrow
         5: .line 152
      StackMap locals:
      StackMap stack:
            iload 1 /* off */
            iload 2 /* len */
            iadd
            iconst_1
            isub
            istore 3 /* endIndex */
        start local 3 // int endIndex
         6: .line 153
            iload 3 /* endIndex */
            iflt 7
            iload 3 /* endIndex */
            aload 0 /* b */
            arraylength
            if_icmplt 8
         7: .line 154
      StackMap locals: int
      StackMap stack:
            new java.lang.ArrayIndexOutOfBoundsException
            dup
            iload 3 /* endIndex */
            invokespecial java.lang.ArrayIndexOutOfBoundsException.<init>:(I)V
            athrow
         8: .line 156
      StackMap locals:
      StackMap stack:
            return
        end local 3 // int endIndex
        end local 2 // int len
        end local 1 // int off
        end local 0 // byte[] b
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    9     0         b  [B
            0    9     1       off  I
            0    9     2       len  I
            6    9     3  endIndex  I
    MethodParameters:
      Name  Flags
      b     
      off   
      len   

  private static int updateByteBuffer(int, long, int, int);
    descriptor: (IJII)I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=5, locals=5, args_size=4
        start local 0 // int alder
        start local 1 // long addr
        start local 3 // int off
        start local 4 // int len
         0: .line 160
            lload 1 /* addr */
            invokestatic java.util.zip.CRC32.updateByteBufferCheck:(J)V
         1: .line 161
            iload 0 /* alder */
            lload 1 /* addr */
            iload 3 /* off */
            iload 4 /* len */
            invokestatic java.util.zip.CRC32.updateByteBuffer0:(IJII)I
            ireturn
        end local 4 // int len
        end local 3 // int off
        end local 1 // long addr
        end local 0 // int alder
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    2     0  alder  I
            0    2     1   addr  J
            0    2     3    off  I
            0    2     4    len  I
    MethodParameters:
       Name  Flags
      alder  
      addr   
      off    
      len    

  private static native int updateByteBuffer0(int, long, int, int);
    descriptor: (IJII)I
    flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
    RuntimeVisibleAnnotations: 
      jdk.internal.HotSpotIntrinsicCandidate()
    MethodParameters:
       Name  Flags
      alder  
      addr   
      off    
      len    

  private static void updateByteBufferCheck(long);
    descriptor: (J)V
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=4, locals=2, args_size=1
        start local 0 // long addr
         0: .line 171
            lload 0 /* addr */
            lconst_0
            lcmp
            ifne 2
         1: .line 172
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         2: .line 174
      StackMap locals:
      StackMap stack:
            return
        end local 0 // long addr
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  addr  J
    MethodParameters:
      Name  Flags
      addr  
}
SourceFile: "CRC32.java"