public final class java.io.FileDescriptor
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: java.io.FileDescriptor
  super_class: java.lang.Object
{
  private int fd;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private java.util.concurrent.atomic.AtomicInteger useCount;
    descriptor: Ljava/util/concurrent/atomic/AtomicInteger;
    flags: (0x0002) ACC_PRIVATE

  public static final java.io.FileDescriptor in;
    descriptor: Ljava/io/FileDescriptor;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL

  public static final java.io.FileDescriptor out;
    descriptor: Ljava/io/FileDescriptor;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL

  public static final java.io.FileDescriptor err;
    descriptor: Ljava/io/FileDescriptor;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=3, locals=0, args_size=0
         0: .line 77
            new java.io.FileDescriptor
            dup
            iconst_0
            invokespecial java.io.FileDescriptor.<init>:(I)V
            putstatic java.io.FileDescriptor.in:Ljava/io/FileDescriptor;
         1: .line 85
            new java.io.FileDescriptor
            dup
            iconst_1
            invokespecial java.io.FileDescriptor.<init>:(I)V
            putstatic java.io.FileDescriptor.out:Ljava/io/FileDescriptor;
         2: .line 94
            new java.io.FileDescriptor
            dup
            iconst_2
            invokespecial java.io.FileDescriptor.<init>:(I)V
            putstatic java.io.FileDescriptor.err:Ljava/io/FileDescriptor;
         3: .line 141
            invokestatic java.io.FileDescriptor.initIDs:()V
         4: .line 147
            new java.io.FileDescriptor$1
            dup
            invokespecial java.io.FileDescriptor$1.<init>:()V
         5: .line 146
            invokestatic sun.misc.SharedSecrets.setJavaIOFileDescriptorAccess:(Lsun/misc/JavaIOFileDescriptorAccess;)V
         6: .line 157
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // java.io.FileDescriptor this
         0: .line 60
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 61
            aload 0 /* this */
            iconst_m1
            putfield java.io.FileDescriptor.fd:I
         2: .line 62
            aload 0 /* this */
            new java.util.concurrent.atomic.AtomicInteger
            dup
            invokespecial java.util.concurrent.atomic.AtomicInteger.<init>:()V
            putfield java.io.FileDescriptor.useCount:Ljava/util/concurrent/atomic/AtomicInteger;
         3: .line 63
            return
        end local 0 // java.io.FileDescriptor this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Ljava/io/FileDescriptor;

  private void <init>(int);
    descriptor: (I)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // java.io.FileDescriptor this
        start local 1 // int fd
         0: .line 65
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 66
            aload 0 /* this */
            iload 1 /* fd */
            putfield java.io.FileDescriptor.fd:I
         2: .line 67
            aload 0 /* this */
            new java.util.concurrent.atomic.AtomicInteger
            dup
            invokespecial java.util.concurrent.atomic.AtomicInteger.<init>:()V
            putfield java.io.FileDescriptor.useCount:Ljava/util/concurrent/atomic/AtomicInteger;
         3: .line 68
            return
        end local 1 // int fd
        end local 0 // java.io.FileDescriptor this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Ljava/io/FileDescriptor;
            0    4     1    fd  I
    MethodParameters:
      Name  Flags
      fd    

  public boolean valid();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.io.FileDescriptor this
         0: .line 104
            aload 0 /* this */
            getfield java.io.FileDescriptor.fd:I
            iconst_m1
            if_icmpeq 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // java.io.FileDescriptor this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/io/FileDescriptor;

  public native void sync();
    descriptor: ()V
    flags: (0x0101) ACC_PUBLIC, ACC_NATIVE
    Exceptions:
      throws java.io.SyncFailedException

  private static native void initIDs();
    descriptor: ()V
    flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE

  int incrementAndGetUseCount();
    descriptor: ()I
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.io.FileDescriptor this
         0: .line 162
            aload 0 /* this */
            getfield java.io.FileDescriptor.useCount:Ljava/util/concurrent/atomic/AtomicInteger;
            invokevirtual java.util.concurrent.atomic.AtomicInteger.incrementAndGet:()I
            ireturn
        end local 0 // java.io.FileDescriptor this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/io/FileDescriptor;

  int decrementAndGetUseCount();
    descriptor: ()I
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.io.FileDescriptor this
         0: .line 166
            aload 0 /* this */
            getfield java.io.FileDescriptor.useCount:Ljava/util/concurrent/atomic/AtomicInteger;
            invokevirtual java.util.concurrent.atomic.AtomicInteger.decrementAndGet:()I
            ireturn
        end local 0 // java.io.FileDescriptor this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/io/FileDescriptor;
}
SourceFile: "FileDescriptor.java"
NestMembers:
  java.io.FileDescriptor$1
InnerClasses:
  java.io.FileDescriptor$1