class java.util.Collections$SingletonSet<E> extends java.util.AbstractSet<E> implements java.io.Serializable
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: java.util.Collections$SingletonSet
  super_class: java.util.AbstractSet
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 3193687207550431679

  private final E element;
    descriptor: Ljava/lang/Object;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: TE;

  void <init>();
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$SingletonSet this
        start local 1 // java.lang.Object e
         0: .line 4784
            aload 0 /* this */
            invokespecial java.util.AbstractSet.<init>:()V
            aload 0 /* this */
            aload 1 /* e */
            putfield java.util.Collections$SingletonSet.element:Ljava/lang/Object;
            return
        end local 1 // java.lang.Object e
        end local 0 // java.util.Collections$SingletonSet this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$SingletonSet<TE;>;
            0    1     1     e  TE;
    Signature: (TE;)V
    MethodParameters:
      Name  Flags
      e     

  public java.util.Iterator<E> iterator();
    descriptor: ()Ljava/util/Iterator;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.Collections$SingletonSet this
         0: .line 4787
            aload 0 /* this */
            getfield java.util.Collections$SingletonSet.element:Ljava/lang/Object;
            invokestatic java.util.Collections.singletonIterator:(Ljava/lang/Object;)Ljava/util/Iterator;
            areturn
        end local 0 // java.util.Collections$SingletonSet this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$SingletonSet<TE;>;
    Signature: ()Ljava/util/Iterator<TE;>;

  public int size();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.Collections$SingletonSet this
         0: .line 4790
            iconst_1
            ireturn
        end local 0 // java.util.Collections$SingletonSet this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$SingletonSet<TE;>;

  public boolean contains(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$SingletonSet this
        start local 1 // java.lang.Object o
         0: .line 4792
            aload 1 /* o */
            aload 0 /* this */
            getfield java.util.Collections$SingletonSet.element:Ljava/lang/Object;
            invokestatic java.util.Collections.eq:(Ljava/lang/Object;Ljava/lang/Object;)Z
            ireturn
        end local 1 // java.lang.Object o
        end local 0 // java.util.Collections$SingletonSet this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$SingletonSet<TE;>;
            0    1     1     o  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      o     

  public void forEach(java.util.function.Consumer<? super E>);
    descriptor: (Ljava/util/function/Consumer;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$SingletonSet this
        start local 1 // java.util.function.Consumer action
         0: .line 4797
            aload 1 /* action */
            aload 0 /* this */
            getfield java.util.Collections$SingletonSet.element:Ljava/lang/Object;
            invokeinterface java.util.function.Consumer.accept:(Ljava/lang/Object;)V
         1: .line 4798
            return
        end local 1 // java.util.function.Consumer action
        end local 0 // java.util.Collections$SingletonSet this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Ljava/util/Collections$SingletonSet<TE;>;
            0    2     1  action  Ljava/util/function/Consumer<-TE;>;
    Signature: (Ljava/util/function/Consumer<-TE;>;)V
    MethodParameters:
        Name  Flags
      action  

  public java.util.Spliterator<E> spliterator();
    descriptor: ()Ljava/util/Spliterator;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.Collections$SingletonSet this
         0: .line 4801
            aload 0 /* this */
            getfield java.util.Collections$SingletonSet.element:Ljava/lang/Object;
            invokestatic java.util.Collections.singletonSpliterator:(Ljava/lang/Object;)Ljava/util/Spliterator;
            areturn
        end local 0 // java.util.Collections$SingletonSet this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$SingletonSet<TE;>;
    Signature: ()Ljava/util/Spliterator<TE;>;

  public boolean removeIf(java.util.function.Predicate<? super E>);
    descriptor: (Ljava/util/function/Predicate;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$SingletonSet this
        start local 1 // java.util.function.Predicate filter
         0: .line 4805
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 1 // java.util.function.Predicate filter
        end local 0 // java.util.Collections$SingletonSet this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Ljava/util/Collections$SingletonSet<TE;>;
            0    1     1  filter  Ljava/util/function/Predicate<-TE;>;
    Signature: (Ljava/util/function/Predicate<-TE;>;)Z
    MethodParameters:
        Name  Flags
      filter  

  public int hashCode();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.Collections$SingletonSet this
         0: .line 4809
            aload 0 /* this */
            getfield java.util.Collections$SingletonSet.element:Ljava/lang/Object;
            invokestatic java.util.Objects.hashCode:(Ljava/lang/Object;)I
            ireturn
        end local 0 // java.util.Collections$SingletonSet this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$SingletonSet<TE;>;
}
Signature: <E:Ljava/lang/Object;>Ljava/util/AbstractSet<TE;>;Ljava/io/Serializable;
SourceFile: "Collections.java"
NestHost: java.util.Collections
InnerClasses:
  private SingletonSet = java.util.Collections$SingletonSet of java.util.Collections