org.apache.directory.server.core.partition.impl.btree
Class IndexAssertionEnumeration

java.lang.Object
  org.apache.directory.server.core.partition.impl.btree.IndexAssertionEnumeration

All Implemented Interfaces:

Enumeration<IndexEntry>, NamingEnumeration<IndexEntry>

public class IndexAssertionEnumeration
extends Object
implements NamingEnumeration<IndexEntry>

A prefetching NamingEnumeration over an underlying NamingEnumeration which determines if a element should be returned based on a Assertion.

Author:

Apache Directory Project

Constructor Summary

IndexAssertionEnumeration(NamingEnumeration<ForwardIndexEntry> underlying, IndexAssertion assertion)

IndexAssertionEnumeration(NamingEnumeration<ForwardIndexEntry> underlying, IndexAssertion assertion, boolean enableDupCheck)

Method Summary

void	close()
boolean	hasMore()
boolean	hasMoreElements()
IndexEntry	next()
IndexEntry	nextElement()

Methods inherited from class java.lang.Object

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

Constructor Detail

IndexAssertionEnumeration

public IndexAssertionEnumeration(NamingEnumeration<ForwardIndexEntry> underlying,
                                 IndexAssertion assertion)
                          throws NamingException

Throws:

NamingException

IndexAssertionEnumeration

public IndexAssertionEnumeration(NamingEnumeration<ForwardIndexEntry> underlying,
                                 IndexAssertion assertion,
                                 boolean enableDupCheck)
                          throws NamingException

Throws:

NamingException

Method Detail

nextElement

public IndexEntry nextElement()

Specified by:

nextElement in interface Enumeration<IndexEntry>

See Also:

Enumeration.nextElement()

hasMoreElements

public boolean hasMoreElements()

Specified by:

hasMoreElements in interface Enumeration<IndexEntry>

See Also:

Enumeration.hasMoreElements()

next

public IndexEntry next()
                throws NamingException

Specified by:

next in interface NamingEnumeration<IndexEntry>

Throws:

NamingException

See Also:

NamingEnumeration.next()

hasMore

public boolean hasMore()

Specified by:

hasMore in interface NamingEnumeration<IndexEntry>

See Also:

NamingEnumeration.hasMore()

close

public void close()
           throws NamingException

Specified by:

close in interface NamingEnumeration<IndexEntry>

Throws:

NamingException

See Also:

NamingEnumeration.close()