public class it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton<V> extends it.unimi.dsi.fastutil.doubles.AbstractDouble2ReferenceFunction<V> implements java.io.Serializable, java.lang.Cloneable
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton
  super_class: it.unimi.dsi.fastutil.doubles.AbstractDouble2ReferenceFunction
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: -7046029254386353129

  protected final double key;
    descriptor: D
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL

  protected final V value;
    descriptor: Ljava/lang/Object;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Signature: TV;

  protected void <init>(double, );
    descriptor: (DLjava/lang/Object;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton this
        start local 1 // double key
        start local 3 // java.lang.Object value
         0: .line 112
            aload 0 /* this */
            invokespecial it.unimi.dsi.fastutil.doubles.AbstractDouble2ReferenceFunction.<init>:()V
         1: .line 113
            aload 0 /* this */
            dload 1 /* key */
            putfield it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton.key:D
         2: .line 114
            aload 0 /* this */
            aload 3 /* value */
            putfield it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton.value:Ljava/lang/Object;
         3: .line 115
            return
        end local 3 // java.lang.Object value
        end local 1 // double key
        end local 0 // it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    4     0   this  Lit/unimi/dsi/fastutil/doubles/Double2ReferenceFunctions$Singleton<TV;>;
            0    4     1    key  D
            0    4     3  value  TV;
    Signature: (DTV;)V
    MethodParameters:
       Name  Flags
      key    final
      value  final

  public boolean containsKey(double);
    descriptor: (D)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=2
        start local 0 // it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton this
        start local 1 // double k
         0: .line 118
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton.key:D
            invokestatic java.lang.Double.doubleToLongBits:(D)J
            dload 1 /* k */
            invokestatic java.lang.Double.doubleToLongBits:(D)J
            lcmp
            ifne 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 1 // double k
        end local 0 // it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lit/unimi/dsi/fastutil/doubles/Double2ReferenceFunctions$Singleton<TV;>;
            0    2     1     k  D
    MethodParameters:
      Name  Flags
      k     final

  public V get();
    descriptor: (D)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=2
        start local 0 // it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton this
        start local 1 // double k
         0: .line 122
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton.key:D
            invokestatic java.lang.Double.doubleToLongBits:(D)J
            dload 1 /* k */
            invokestatic java.lang.Double.doubleToLongBits:(D)J
            lcmp
            ifne 1
            aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton.value:Ljava/lang/Object;
            goto 2
      StackMap locals:
      StackMap stack:
         1: aload 0 /* this */
            getfield it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton.defRetValue:Ljava/lang/Object;
      StackMap locals:
      StackMap stack: java.lang.Object
         2: areturn
        end local 1 // double k
        end local 0 // it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lit/unimi/dsi/fastutil/doubles/Double2ReferenceFunctions$Singleton<TV;>;
            0    3     1     k  D
    Signature: (D)TV;
    MethodParameters:
      Name  Flags
      k     final

  public int size();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton this
         0: .line 126
            iconst_1
            ireturn
        end local 0 // it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lit/unimi/dsi/fastutil/doubles/Double2ReferenceFunctions$Singleton<TV;>;

  public java.lang.Object clone();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton this
         0: .line 130
            aload 0 /* this */
            areturn
        end local 0 // it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lit/unimi/dsi/fastutil/doubles/Double2ReferenceFunctions$Singleton<TV;>;
}
Signature: <V:Ljava/lang/Object;>Lit/unimi/dsi/fastutil/doubles/AbstractDouble2ReferenceFunction<TV;>;Ljava/io/Serializable;Ljava/lang/Cloneable;
SourceFile: "Double2ReferenceFunctions.java"
NestHost: it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions
InnerClasses:
  public Singleton = it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions$Singleton of it.unimi.dsi.fastutil.doubles.Double2ReferenceFunctions