Package org.apache.commons.collections.bidimap

Class AbstractDualBidiMap.BidiMapIterator

java.lang.Object
org.apache.commons.collections.bidimap.AbstractDualBidiMap.BidiMapIterator
All Implemented Interfaces:
Iterator, MapIterator, ResettableIterator
Enclosing class:
AbstractDualBidiMap
protected static class AbstractDualBidiMap.BidiMapIterator extends Object implements MapIterator, ResettableIterator
Inner class MapIterator.

  • Field Details

    • parent

      protected final AbstractDualBidiMap parent
      The parent map

    • iterator

      protected Iterator iterator
      The iterator being wrapped

    • last

      protected Map.Entry last
      The last returned entry

    • canRemove

      protected boolean canRemove
      Whether remove is allowed at present

  • Constructor Details

    • BidiMapIterator

      protected BidiMapIterator(AbstractDualBidiMap parent)
      Constructor.
      Parameters:
      parent - the parent map

  • Method Details

    • hasNext

      public boolean hasNext()
      Description copied from interface: MapIterator
      Checks to see if there are more entries still to be iterated.
      Specified by:
      hasNext in interface Iterator
      Specified by:
      hasNext in interface MapIterator
      Returns:
      true if the iterator has more elements

    • next

      public Object next()
      Description copied from interface: MapIterator
      Gets the next key from the Map.
      Specified by:
      next in interface Iterator
      Specified by:
      next in interface MapIterator
      Returns:
      the next key in the iteration

    • remove

      public void remove()
      Description copied from interface: MapIterator
      Removes the last returned key from the underlying Map (optional operation).

      This method can be called once per call to next().

      Specified by:
      remove in interface Iterator
      Specified by:
      remove in interface MapIterator

    • getKey

      public Object getKey()
      Description copied from interface: MapIterator
      Gets the current key, which is the key returned by the last call to next().
      Specified by:
      getKey in interface MapIterator
      Returns:
      the current key

    • getValue

      public Object getValue()
      Description copied from interface: MapIterator
      Gets the current value, which is the value associated with the last key returned by next().
      Specified by:
      getValue in interface MapIterator
      Returns:
      the current value

    • setValue

      public Object setValue(Object value)
      Description copied from interface: MapIterator
      Sets the value associated with the current key (optional operation).
      Specified by:
      setValue in interface MapIterator
      Parameters:
      value - the new value
      Returns:
      the previous value

    • reset

      public void reset()
      Description copied from interface: ResettableIterator
      Resets the iterator back to the position at which the iterator was created.
      Specified by:
      reset in interface ResettableIterator

    • toString

      public String toString()
      Overrides:
      toString in class Object