final class java.io.FileCleanable extends jdk.internal.ref.PhantomCleanable<java.io.FileDescriptor>
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: java.io.FileCleanable
  super_class: jdk.internal.ref.PhantomCleanable
{
  private static final jdk.internal.misc.JavaIOFileDescriptorAccess fdAccess;
    descriptor: Ljdk/internal/misc/JavaIOFileDescriptorAccess;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private final int fd;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final long handle;
    descriptor: J
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 50
            invokestatic jdk.internal.misc.SharedSecrets.getJavaIOFileDescriptorAccess:()Ljdk/internal/misc/JavaIOFileDescriptorAccess;
         1: .line 49
            putstatic java.io.FileCleanable.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
         2: .line 50
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private static native void cleanupClose0(int, long);
    descriptor: (IJ)V
    flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      fd      
      handle  

  static void register(java.io.FileDescriptor);
    descriptor: (Ljava/io/FileDescriptor;)V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=8, locals=4, args_size=1
        start local 0 // java.io.FileDescriptor fdo
         0: .line 74
            aload 0 /* fdo */
            ifnull 4
            aload 0 /* fdo */
            invokevirtual java.io.FileDescriptor.valid:()Z
            ifeq 4
         1: .line 75
            getstatic java.io.FileCleanable.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fdo */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.get:(Ljava/io/FileDescriptor;)I
            istore 1 /* fd */
        start local 1 // int fd
         2: .line 76
            getstatic java.io.FileCleanable.fdAccess:Ljdk/internal/misc/JavaIOFileDescriptorAccess;
            aload 0 /* fdo */
            invokeinterface jdk.internal.misc.JavaIOFileDescriptorAccess.getHandle:(Ljava/io/FileDescriptor;)J
            lstore 2 /* handle */
        start local 2 // long handle
         3: .line 77
            aload 0 /* fdo */
            new java.io.FileCleanable
            dup
            aload 0 /* fdo */
            invokestatic jdk.internal.ref.CleanerFactory.cleaner:()Ljava/lang/ref/Cleaner;
            iload 1 /* fd */
            lload 2 /* handle */
            invokespecial java.io.FileCleanable.<init>:(Ljava/io/FileDescriptor;Ljava/lang/ref/Cleaner;IJ)V
            invokevirtual java.io.FileDescriptor.registerCleanup:(Ljdk/internal/ref/PhantomCleanable;)V
        end local 2 // long handle
        end local 1 // int fd
         4: .line 79
      StackMap locals:
      StackMap stack:
            return
        end local 0 // java.io.FileDescriptor fdo
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    5     0     fdo  Ljava/io/FileDescriptor;
            2    4     1      fd  I
            3    4     2  handle  J
    MethodParameters:
      Name  Flags
      fdo   

  static void unregister(java.io.FileDescriptor);
    descriptor: (Ljava/io/FileDescriptor;)V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.io.FileDescriptor fdo
         0: .line 86
            aload 0 /* fdo */
            ifnull 2
         1: .line 87
            aload 0 /* fdo */
            invokevirtual java.io.FileDescriptor.unregisterCleanup:()V
         2: .line 89
      StackMap locals:
      StackMap stack:
            return
        end local 0 // java.io.FileDescriptor fdo
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0   fdo  Ljava/io/FileDescriptor;
    MethodParameters:
      Name  Flags
      fdo   

  private void <init>(java.io.FileDescriptor, java.lang.ref.Cleaner, int, long);
    descriptor: (Ljava/io/FileDescriptor;Ljava/lang/ref/Cleaner;IJ)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=6, args_size=5
        start local 0 // java.io.FileCleanable this
        start local 1 // java.io.FileDescriptor obj
        start local 2 // java.lang.ref.Cleaner cleaner
        start local 3 // int fd
        start local 4 // long handle
         0: .line 100
            aload 0 /* this */
            aload 1 /* obj */
            aload 2 /* cleaner */
            invokespecial jdk.internal.ref.PhantomCleanable.<init>:(Ljava/lang/Object;Ljava/lang/ref/Cleaner;)V
         1: .line 101
            aload 0 /* this */
            iload 3 /* fd */
            putfield java.io.FileCleanable.fd:I
         2: .line 102
            aload 0 /* this */
            lload 4 /* handle */
            putfield java.io.FileCleanable.handle:J
         3: .line 103
            return
        end local 4 // long handle
        end local 3 // int fd
        end local 2 // java.lang.ref.Cleaner cleaner
        end local 1 // java.io.FileDescriptor obj
        end local 0 // java.io.FileCleanable this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0     this  Ljava/io/FileCleanable;
            0    4     1      obj  Ljava/io/FileDescriptor;
            0    4     2  cleaner  Ljava/lang/ref/Cleaner;
            0    4     3       fd  I
            0    4     4   handle  J
    MethodParameters:
         Name  Flags
      obj      
      cleaner  
      fd       
      handle   

  protected void performCleanup();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=2, args_size=1
        start local 0 // java.io.FileCleanable this
         0: .line 111
            aload 0 /* this */
            getfield java.io.FileCleanable.fd:I
            aload 0 /* this */
            getfield java.io.FileCleanable.handle:J
            invokestatic java.io.FileCleanable.cleanupClose0:(IJ)V
         1: .line 112
            goto 4
      StackMap locals:
      StackMap stack: java.io.IOException
         2: astore 1 /* ioe */
        start local 1 // java.io.IOException ioe
         3: .line 113
            new java.io.UncheckedIOException
            dup
            ldc "close"
            aload 1 /* ioe */
            invokespecial java.io.UncheckedIOException.<init>:(Ljava/lang/String;Ljava/io/IOException;)V
            athrow
        end local 1 // java.io.IOException ioe
         4: .line 115
      StackMap locals:
      StackMap stack:
            return
        end local 0 // java.io.FileCleanable this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Ljava/io/FileCleanable;
            3    4     1   ioe  Ljava/io/IOException;
      Exception table:
        from    to  target  type
           0     1       2  Class java.io.IOException
}
Signature: Ljdk/internal/ref/PhantomCleanable<Ljava/io/FileDescriptor;>;
SourceFile: "FileCleanable.java"