class java.util.stream.Collectors$1OptionalBox implements java.util.function.Consumer<T>
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: java.util.stream.Collectors$1OptionalBox
  super_class: java.lang.Object
{
  T value;
    descriptor: Ljava/lang/Object;
    flags: (0x0000) 
    Signature: TT;

  boolean present;
    descriptor: Z
    flags: (0x0000) 

  private final java.util.function.BinaryOperator val$op;
    descriptor: Ljava/util/function/BinaryOperator;
    flags: (0x1012) ACC_PRIVATE, ACC_FINAL, ACC_SYNTHETIC

  void <init>(java.util.function.BinaryOperator);
    descriptor: (Ljava/util/function/BinaryOperator;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.stream.Collectors$1OptionalBox this
         0: .line 911
            aload 0 /* this */
            aload 1
            putfield java.util.stream.Collectors$1OptionalBox.val$op:Ljava/util/function/BinaryOperator;
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 912
            aload 0 /* this */
            aconst_null
            putfield java.util.stream.Collectors$1OptionalBox.value:Ljava/lang/Object;
         2: .line 913
            aload 0 /* this */
            iconst_0
            putfield java.util.stream.Collectors$1OptionalBox.present:Z
         3: .line 911
            return
        end local 0 // java.util.stream.Collectors$1OptionalBox this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Ljava/util/stream/Collectors$1OptionalBox;
    MethodParameters:
        Name  Flags
      val$op  final

  public void accept();
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // java.util.stream.Collectors$1OptionalBox this
        start local 1 // java.lang.Object t
         0: .line 917
            aload 0 /* this */
            getfield java.util.stream.Collectors$1OptionalBox.present:Z
            ifeq 3
         1: .line 918
            aload 0 /* this */
            aload 0 /* this */
            getfield java.util.stream.Collectors$1OptionalBox.val$op:Ljava/util/function/BinaryOperator;
            aload 0 /* this */
            getfield java.util.stream.Collectors$1OptionalBox.value:Ljava/lang/Object;
            aload 1 /* t */
            invokeinterface java.util.function.BinaryOperator.apply:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            putfield java.util.stream.Collectors$1OptionalBox.value:Ljava/lang/Object;
         2: .line 919
            goto 5
         3: .line 921
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* t */
            putfield java.util.stream.Collectors$1OptionalBox.value:Ljava/lang/Object;
         4: .line 922
            aload 0 /* this */
            iconst_1
            putfield java.util.stream.Collectors$1OptionalBox.present:Z
         5: .line 924
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.lang.Object t
        end local 0 // java.util.stream.Collectors$1OptionalBox this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Ljava/util/stream/Collectors$1OptionalBox;
            0    6     1     t  TT;
    Signature: (TT;)V
    MethodParameters:
      Name  Flags
      t     
}
Signature: Ljava/lang/Object;Ljava/util/function/Consumer<TT;>;
SourceFile: "Collectors.java"
EnclosingMethod: java.util.stream.Collectors.reducing:(Ljava/util/function/BinaryOperator;)Ljava/util/stream/Collector;
NestHost: java.util.stream.Collectors
InnerClasses:
  OptionalBox = java.util.stream.Collectors$1OptionalBox