org.garret.jsql
Class HashIterator

java.lang.Object
  org.garret.jsql.L2Elem
      org.garret.jsql.ListIterator
          org.garret.jsql.HashIterator

All Implemented Interfaces:

QueryIterator, java.io.Serializable

public class HashIterator

extends ListIterator

Query iterator using hash map for direct access and l2-list for sequential access

See Also:

Serialized Form

Constructor Summary

HashIterator(java.lang.String key)
Constructor of hash iterator

Method Summary

void	add(L2Elem obj, java.lang.Object keyValue) Add new object
java.lang.Object	getByPrimaryKey(java.lang.String key, java.lang.Object keyValue) Try to use index to locate object by unique primary key.
void	remove(java.lang.Object keyValue) Remove object with specified key

Methods inherited from class org.garret.jsql.ListIterator

add, concurrentIterator, getByKeyRange, getFirst, getNext, isThreadSafe, useNormalizedKeys

Methods inherited from class org.garret.jsql.L2Elem

getNext, getPrevious, isEmpty, link, unlink

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HashIterator

public HashIterator(java.lang.String key)

Constructor of hash iterator

Parameters:

key - primary key name

Method Detail

getByPrimaryKey

public java.lang.Object getByPrimaryKey(java.lang.String key,
                                        java.lang.Object keyValue)

Description copied from interface: QueryIterator

Try to use index to locate object by unique primary key.

Specified by:

getByPrimaryKey in interface QueryIterator

Overrides:

getByPrimaryKey in class ListIterator

add

public void add(L2Elem obj,
                java.lang.Object keyValue)

Add new object

Parameters:

obj - new object

keyValue - value of primary key for this object

remove

public void remove(java.lang.Object keyValue)

Remove object with specified key

Parameters:

keyValue - value of the primary key for removed object