com.atlassian.confluence.search.lucene
Class ObjectQueue

java.lang.Object
  com.atlassian.confluence.search.lucene.ObjectQueue

@ThreadSafe
public class ObjectQueue
extends java.lang.Object

An abstraction over a list of HibernateHandles, to allow clients to pop the queue and only have to deal with actual persistent objects.

Constructor Summary

ObjectQueue(java.util.List<HibernateHandle> handles, AnyTypeDao anyTypeDao)

Method Summary

boolean	isEmpty()
java.util.Collection<com.atlassian.bonnie.Searchable>	pop() Converts up to numberToPop handles of the same class into objects.

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectQueue

public ObjectQueue(java.util.List<HibernateHandle> handles,
                   AnyTypeDao anyTypeDao)

Method Detail

isEmpty

public boolean isEmpty()

pop

public java.util.Collection<com.atlassian.bonnie.Searchable> pop()

Converts up to numberToPop handles of the same class into objects. These handles will be removed from the original collection. It will only look maxLookAhead items further into the queue as soon as an object of different class is found.

Returns:

up to numberToPop objects of the same class at a time. Returns empty list if there are no further objects in the queue.

Throws:

org.springframework.dao.DataAccessException - if there was a problem contacting the database