Class NullObject


  • public final class NullObject
    extends java.lang.Object
    Singleton for representing null values in Maps that don't support them.
    • Field Summary

      Fields 
      Modifier and Type Field Description
      static NullObject NULL_OBJECT
      Represents a "null" value, without being null.
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      boolean equals​(java.lang.Object o)  
      int hashCode()  
      java.lang.String toString()  
      • Methods inherited from class java.lang.Object

        clone, finalize, getClass, notify, notifyAll, wait, wait, wait
    • Field Detail

      • NULL_OBJECT

        public static final NullObject NULL_OBJECT
        Represents a "null" value, without being null. It has a different meaning than "no value".
    • Method Detail

      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object
      • equals

        public boolean equals​(java.lang.Object o)
        Overrides:
        equals in class java.lang.Object
      • hashCode

        public int hashCode()
        Overrides:
        hashCode in class java.lang.Object