org.acmsl.queryj
Class QueryFactory

java.lang.Object
  |
  +--org.acmsl.queryj.QueryFactory

public abstract class QueryFactory

extends java.lang.Object

Has the responsiblity of knowing how to create queries.

Version:

$Revision: 1.1 $

Author:

Jose San Leandro

Constructor Summary

protected

QueryFactory() Protected constructor to avoid accidental instantiation.

Method Summary

SelectQuery	createSelectQuery() Creates a select query.
static QueryFactory	getInstance() Retrieves a QueryFactory instance.
protected static java.lang.ref.WeakReference	getReference() Retrieves the weak reference.
protected static void	setReference(QueryFactory factory) Specifies a new weak reference.

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryFactory

protected QueryFactory()

Protected constructor to avoid accidental instantiation.

Method Detail

setReference

protected static void setReference(QueryFactory factory)

Specifies a new weak reference.

Parameters:

factory - the factory instance to use.

getReference

protected static java.lang.ref.WeakReference getReference()

Retrieves the weak reference.

Returns:

such reference.

getInstance

public static QueryFactory getInstance()

Retrieves a QueryFactory instance.

Returns:

such instance.

createSelectQuery

public SelectQuery createSelectQuery()

Creates a select query.

Returns:

such query.