Package org.jfree.data

Class KeyedObject

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Cloneable, PublicCloneable
    public class KeyedObject
extends java.lang.Object
implements java.lang.Cloneable, PublicCloneable, java.io.Serializable
    A (key, object) pair.
    See Also:
    Serialized Form

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private java.lang.Comparable key
      The key.
      private java.lang.Object object
      The object.
      private static long serialVersionUID
      For serialization.

    • Constructor Summary

      Constructors 
      Constructor Description
      KeyedObject​(java.lang.Comparable key, java.lang.Object object)
      Creates a new (key, object) pair.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.lang.Object clone()
      Returns a clone of this object.
      boolean equals​(java.lang.Object obj)
      Tests if this object is equal to another.
      java.lang.Comparable getKey()
      Returns the key.
      java.lang.Object getObject()
      Returns the object.
      void setObject​(java.lang.Object object)
      Sets the object.

      • Methods inherited from class java.lang.Object

        finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • serialVersionUID

        private static final long serialVersionUID
        For serialization.
        See Also:
        Constant Field Values

      • key

        private java.lang.Comparable key
        The key.

      • object

        private java.lang.Object object
        The object.

    • Constructor Detail

      • KeyedObject

        public KeyedObject​(java.lang.Comparable key,
                   java.lang.Object object)
        Creates a new (key, object) pair.
        Parameters:
        key - the key.
        object - the object (null permitted).

    • Method Detail

      • getKey

        public java.lang.Comparable getKey()
        Returns the key.
        Returns:
        The key.

      • getObject

        public java.lang.Object getObject()
        Returns the object.
        Returns:
        The object (possibly null).

      • setObject

        public void setObject​(java.lang.Object object)
        Sets the object.
        Parameters:
        object - the object (null permitted).

      • clone

        public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException
        Returns a clone of this object. It is assumed that the key is an immutable object, so it is not deep-cloned. The object is deep-cloned if it implements PublicCloneable, otherwise a shallow clone is made.
        Specified by:
        clone in interface PublicCloneable
        Overrides:
        clone in class java.lang.Object
        Returns:
        A clone.
        Throws:
        java.lang.CloneNotSupportedException - if there is a problem cloning.

      • equals

        public boolean equals​(java.lang.Object obj)
        Tests if this object is equal to another.
        Overrides:
        equals in class java.lang.Object
        Parameters:
        obj - the other object.
        Returns:
        A boolean.