final class io.netty.handler.codec.compression.CompressionUtil
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: io.netty.handler.codec.compression.CompressionUtil
  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 // io.netty.handler.codec.compression.CompressionUtil this
         0: .line 24
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // io.netty.handler.codec.compression.CompressionUtil this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/compression/CompressionUtil;

  static void checkChecksum(io.netty.handler.codec.compression.ByteBufChecksum, io.netty.buffer.ByteBuf, int);
    descriptor: (Lio/netty/handler/codec/compression/ByteBufChecksum;Lio/netty/buffer/ByteBuf;I)V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=7, locals=4, args_size=3
        start local 0 // io.netty.handler.codec.compression.ByteBufChecksum checksum
        start local 1 // io.netty.buffer.ByteBuf uncompressed
        start local 2 // int currentChecksum
         0: .line 27
            aload 0 /* checksum */
            invokevirtual io.netty.handler.codec.compression.ByteBufChecksum.reset:()V
         1: .line 28
            aload 0 /* checksum */
            aload 1 /* uncompressed */
         2: .line 29
            aload 1 /* uncompressed */
            invokevirtual io.netty.buffer.ByteBuf.readerIndex:()I
            aload 1 /* uncompressed */
            invokevirtual io.netty.buffer.ByteBuf.readableBytes:()I
         3: .line 28
            invokevirtual io.netty.handler.codec.compression.ByteBufChecksum.update:(Lio/netty/buffer/ByteBuf;II)V
         4: .line 31
            aload 0 /* checksum */
            invokevirtual io.netty.handler.codec.compression.ByteBufChecksum.getValue:()J
            l2i
            istore 3 /* checksumResult */
        start local 3 // int checksumResult
         5: .line 32
            iload 3 /* checksumResult */
            iload 2 /* currentChecksum */
            if_icmpeq 10
         6: .line 33
            new io.netty.handler.codec.compression.DecompressionException
            dup
         7: .line 34
            ldc "stream corrupted: mismatching checksum: %d (expected: %d)"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
         8: .line 35
            iload 3 /* checksumResult */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            dup
            iconst_1
            iload 2 /* currentChecksum */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
         9: .line 33
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial io.netty.handler.codec.compression.DecompressionException.<init>:(Ljava/lang/String;)V
            athrow
        10: .line 37
      StackMap locals: int
      StackMap stack:
            return
        end local 3 // int checksumResult
        end local 2 // int currentChecksum
        end local 1 // io.netty.buffer.ByteBuf uncompressed
        end local 0 // io.netty.handler.codec.compression.ByteBufChecksum checksum
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0   11     0         checksum  Lio/netty/handler/codec/compression/ByteBufChecksum;
            0   11     1     uncompressed  Lio/netty/buffer/ByteBuf;
            0   11     2  currentChecksum  I
            5   11     3   checksumResult  I
    MethodParameters:
                 Name  Flags
      checksum         
      uncompressed     
      currentChecksum  

  static java.nio.ByteBuffer safeNioBuffer(io.netty.buffer.ByteBuf);
    descriptor: (Lio/netty/buffer/ByteBuf;)Ljava/nio/ByteBuffer;
    flags: (0x0008) ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // io.netty.buffer.ByteBuf buffer
         0: .line 40
            aload 0 /* buffer */
            invokevirtual io.netty.buffer.ByteBuf.nioBufferCount:()I
            iconst_1
            if_icmpne 1
            aload 0 /* buffer */
            aload 0 /* buffer */
            invokevirtual io.netty.buffer.ByteBuf.readerIndex:()I
            aload 0 /* buffer */
            invokevirtual io.netty.buffer.ByteBuf.readableBytes:()I
            invokevirtual io.netty.buffer.ByteBuf.internalNioBuffer:(II)Ljava/nio/ByteBuffer;
            goto 2
         1: .line 41
      StackMap locals:
      StackMap stack:
            aload 0 /* buffer */
            invokevirtual io.netty.buffer.ByteBuf.nioBuffer:()Ljava/nio/ByteBuffer;
         2: .line 40
      StackMap locals:
      StackMap stack: java.nio.ByteBuffer
            areturn
        end local 0 // io.netty.buffer.ByteBuf buffer
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    3     0  buffer  Lio/netty/buffer/ByteBuf;
    MethodParameters:
        Name  Flags
      buffer  
}
SourceFile: "CompressionUtil.java"