Package org.hibernate.dialect.pagination

Class AbstractSimpleLimitHandler

java.lang.Object

org.hibernate.dialect.pagination.AbstractLimitHandler

org.hibernate.dialect.pagination.AbstractSimpleLimitHandler

All Implemented Interfaces:

LimitHandler

Direct Known Subclasses:

LegacyHSQLLimitHandler, LimitLimitHandler, LimitOffsetLimitHandler

public abstract class AbstractSimpleLimitHandler
extends AbstractLimitHandler

Superclass for simple LimitHandlers that don't support specifying an offset without a limit.

Field Summary

Fields inherited from class org.hibernate.dialect.pagination.AbstractLimitHandler

NO_LIMIT

Constructor Summary

Constructors

Constructor	Description
AbstractSimpleLimitHandler()

Method Summary

Modifier and Type	Method	Description
protected String	insert(String limitClause, String sql)
protected abstract String	limitClause(boolean hasFirstRow)
protected String	offsetOnlyClause()
String	processSql(String sql, Limit limit)
boolean	supportsLimit()	Does this handler support limiting query results?
boolean	supportsOffset()	Does this handler support offsetting query results without also specifying a limit?
boolean	supportsVariableLimit()	Does this handler support bind variables (JDBC prepared statement parameters) for its limit/offset?

Methods inherited from class org.hibernate.dialect.pagination.AbstractLimitHandler

bindLimitParameters, bindLimitParametersAtEndOfQuery, bindLimitParametersAtStartOfQuery, bindLimitParametersFirst, bindLimitParametersInReverseOrder, convertToFirstRowValue, forceLimitUsage, getFirstRow, getForUpdatePattern, getMaxOrLimit, hasFirstRow, hasMaxRows, insertAfterDistinct, insertAfterSelect, insertAtEnd, insertBeforeForUpdate, setMaxRows, supportsLimitOffset, useMaxForLimit

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.hibernate.dialect.pagination.LimitHandler

processSql

Constructor Detail

AbstractSimpleLimitHandler

public AbstractSimpleLimitHandler()

Method Detail

limitClause

protected abstract String limitClause(boolean hasFirstRow)

offsetOnlyClause

protected String offsetOnlyClause()

processSql

public String processSql(String sql,
                         Limit limit)

Specified by:

processSql in interface LimitHandler

Overrides:

processSql in class AbstractLimitHandler

insert

protected String insert(String limitClause,
                        String sql)

supportsLimit

public final boolean supportsLimit()

Description copied from interface: LimitHandler

Does this handler support limiting query results?

Specified by:

supportsLimit in interface LimitHandler

Overrides:

supportsLimit in class AbstractLimitHandler

Returns:

True if this handler supports limit alone.

supportsVariableLimit

public final boolean supportsVariableLimit()

Description copied from class: AbstractLimitHandler

Does this handler support bind variables (JDBC prepared statement parameters) for its limit/offset?

Overrides:

supportsVariableLimit in class AbstractLimitHandler

Returns:

true if bind variables can be used

supportsOffset

public boolean supportsOffset()

Description copied from interface: LimitHandler

Does this handler support offsetting query results without also specifying a limit?

Specified by:

supportsOffset in interface LimitHandler

Overrides:

supportsOffset in class AbstractLimitHandler

Returns:

True if this handler supports offset alone.