net.sf.basedb.core
Class DynamicPositionQueryJoiners

java.lang.Object
  net.sf.basedb.core.DynamicPositionQueryJoiners

public final class DynamicPositionQueryJoiners
extends Object

This class collects AutoJoiner:s for DynamicPositionQuery queries. The implementations are thread-safe and can be re-used between threads.

Version:

2.12

Author:

nicklas

Last modified

$Date: 2011-11-18 15:02:31 +0100 (Fri, 18 Nov 2011) $

Nested Class Summary

private static class	DynamicPositionQueryJoiners.ExtraValueJoiner Joiner for extra values.
private static class	DynamicPositionQueryJoiners.ReporterJoiner Joiner for reporters
private static class	DynamicPositionQueryJoiners.ReporterListJoiner Auto joiner for reporter lists.

Field Summary

static DynamicPositionQueryJoiners.ExtraValueJoiner	EXTRA_VALUE_INNER This instance joins extra values with an inner join.
static DynamicPositionQueryJoiners.ExtraValueJoiner	EXTRA_VALUE_LEFT This instance joins extra values with a left join.
static DynamicPositionQueryJoiners.ReporterListJoiner	REPORTER_LIST_INNER This instance joins reporter lists with an inner join, unless the ReporterListExpression.getAutoJoinType() method overrides the default.
static DynamicPositionQueryJoiners.ReporterListJoiner	REPORTER_LIST_LEFT This instance joins reporter lists with a left join, unless the ReporterListExpression.getAutoJoinType() method overrides the default.
static DynamicPositionQueryJoiners.ReporterJoiner	REPORTERS_INNER This instance joins reporters with an inner join.
static DynamicPositionQueryJoiners.ReporterJoiner	REPORTERS_LEFT This instance joins reporters with a left join.

Constructor Summary

DynamicPositionQueryJoiners()

Method Summary

static DynamicPositionQueryJoiners.ExtraValueJoiner	getExtraValueJoiner(JoinType joinType) Get a joiner instance for extra values for the specified join type.
static DynamicPositionQueryJoiners.ReporterJoiner	getReporterJoiner(JoinType joinType) Get a joiner instance for reporters for the specified join type.
static DynamicPositionQueryJoiners.ReporterListJoiner	getReporterListJoiner(JoinType joinType) Get a joiner instance for reporter lists for the specified join type.

Methods inherited from class java.lang.Object

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

Field Detail

EXTRA_VALUE_LEFT

public static final DynamicPositionQueryJoiners.ExtraValueJoiner EXTRA_VALUE_LEFT

This instance joins extra values with a left join.

EXTRA_VALUE_INNER

public static final DynamicPositionQueryJoiners.ExtraValueJoiner EXTRA_VALUE_INNER

This instance joins extra values with an inner join.

REPORTERS_LEFT

public static final DynamicPositionQueryJoiners.ReporterJoiner REPORTERS_LEFT

This instance joins reporters with a left join.

REPORTERS_INNER

public static final DynamicPositionQueryJoiners.ReporterJoiner REPORTERS_INNER

This instance joins reporters with an inner join.

REPORTER_LIST_LEFT

public static final DynamicPositionQueryJoiners.ReporterListJoiner REPORTER_LIST_LEFT

This instance joins reporter lists with a left join, unless the ReporterListExpression.getAutoJoinType() method overrides the default.

Since:

3.0

REPORTER_LIST_INNER

public static final DynamicPositionQueryJoiners.ReporterListJoiner REPORTER_LIST_INNER

This instance joins reporter lists with an inner join, unless the ReporterListExpression.getAutoJoinType() method overrides the default.

Since:

3.0

Constructor Detail

DynamicPositionQueryJoiners

public DynamicPositionQueryJoiners()

Method Detail

getExtraValueJoiner

public static DynamicPositionQueryJoiners.ExtraValueJoiner getExtraValueJoiner(JoinType joinType)

Get a joiner instance for extra values for the specified join type.

Parameters:

joinType - The type of join

Returns:

EXTRA_VALUE_INNER or EXTRA_VALUE_LEFT

getReporterJoiner

public static DynamicPositionQueryJoiners.ReporterJoiner getReporterJoiner(JoinType joinType)

Get a joiner instance for reporters for the specified join type.

Parameters:

joinType - The type of join

Returns:

REPORTERS_LEFT or REPORTERS_INNER

getReporterListJoiner

public static DynamicPositionQueryJoiners.ReporterListJoiner getReporterListJoiner(JoinType joinType)

Get a joiner instance for reporter lists for the specified join type.

Parameters:

joinType - The type of join

Returns:

REPORTER_LIST_LEFT or REPORTER_LIST_INNER

Since:

3.0