net.ontopia.topicmaps.impl.rdbms

Class QueryLookup<V>

java.lang.Object

net.ontopia.topicmaps.impl.rdbms.QueryLookup<V>

All Implemented Interfaces:

TransactionalLookupIndexIF<ParameterArray,V>

public class QueryLookup<V>
extends Object
implements TransactionalLookupIndexIF<ParameterArray,V>

INTERNAL: Non-shared locator lookup index.

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<ParameterArray,V>	cache
protected Map<Object,Object>	lru
protected String	qname
protected TransactionIF	txn

Constructor Summary

Constructors

Constructor and Description
QueryLookup(String qname, TransactionIF txn, int lrusize, V nullObject)

Method Summary

Modifier and Type	Method and Description
void	abort()
void	commit()
V	get(ParameterArray params)
V	put(ParameterArray key, V value)
V	remove(ParameterArray key)
void	removeAll(Collection<ParameterArray> keys)

Methods inherited from class java.lang.Object

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

Field Detail

qname

protected String qname

txn

protected TransactionIF txn

cache

protected Map<ParameterArray,V> cache

lru

protected Map<Object,Object> lru

Constructor Detail

QueryLookup

public QueryLookup(String qname,
                   TransactionIF txn,
                   int lrusize,
                   V nullObject)

Method Detail

get

public V get(ParameterArray params)

Specified by:

get in interface TransactionalLookupIndexIF<ParameterArray,V>

put

public V put(ParameterArray key,
             V value)

Specified by:

put in interface TransactionalLookupIndexIF<ParameterArray,V>

remove

public V remove(ParameterArray key)

Specified by:

remove in interface TransactionalLookupIndexIF<ParameterArray,V>

removeAll

public void removeAll(Collection<ParameterArray> keys)

Specified by:

removeAll in interface TransactionalLookupIndexIF<ParameterArray,V>

commit

public void commit()

Specified by:

commit in interface TransactionalLookupIndexIF<ParameterArray,V>

abort

public void abort()

Specified by:

abort in interface TransactionalLookupIndexIF<ParameterArray,V>