Module org.jfree.chart3d
Package org.jfree.chart3d.data

Interface KeyedValues<K extends Comparable<K>,T>

Type Parameters:
K - the key type (must implement Comparable).
T - the value type.
All Superinterfaces:
Values<T>
All Known Subinterfaces:
PieDataset3D<K>
All Known Implementing Classes:
DefaultKeyedValues, StandardPieDataset3D
public interface KeyedValues<K extends Comparable<K>,T> extends Values<T>
A list of values that are associated with unique keys.

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    getIndex(K key)
    Returns the index for the specified key, or -1 if the key is not present in the list.
    K
    getKey(int index)
    Returns the key for the specified item in the list.
    List<K>
    getKeys()
    Returns a list of all the keys.
    T
    getValue(K key)
    Returns the value associated with the specified key, or null.

    Methods inherited from interface org.jfree.chart3d.data.Values

    getDoubleValue, getItemCount, getValue

  • Method Details

    • getKey

      K getKey(int index)
      Returns the key for the specified item in the list.
      Parameters:
      index - the item index.
      Returns:
      The key.

    • getIndex

      int getIndex(K key)
      Returns the index for the specified key, or -1 if the key is not present in the list.
      Parameters:
      key - the key (null not permitted).
      Returns:
      The item index, or -1.

    • getKeys

      List<K> getKeys()
      Returns a list of all the keys. Note that the list will be a copy, so modifying it will not impact this data structure.
      Returns:
      A list of keys (possibly empty, but never null).

    • getValue

      T getValue(K key)
      Returns the value associated with the specified key, or null.
      Parameters:
      key - the key (null not permitted).
      Returns:
      The value (possibly null).