com.holonplatform.datastore.jpa.dialect

Class EclipselinkDialect

java.lang.Object

com.holonplatform.datastore.jpa.dialect.EclipselinkDialect

All Implemented Interfaces:

ORMDialect

public class EclipselinkDialect
extends Object
implements ORMDialect

Eclipselink ORMDialect.

Since:

5.1.0

Constructor Summary

Constructors

Constructor and Description
EclipselinkDialect()

Method Summary

Modifier and Type	Method and Description
boolean	deleteStatementAliasSupported() Get whether alias is supported in DELETE statements.
Optional<String>	getBatchSizeConfigurationProperty() Get the JPA configuration property name which corresponds to bulk operations batch size.
int	getSupportedJPAMajorVersion() Get the supported JPA major version.
int	getSupportedJPAMinorVersion() Get the supported JPA minor version.
void	init(ORMDialectContext context) Dialect initialization hook at parent datastore initialization.
boolean	isTupleSupported() Returns whether the Tuple query result type is supported.
Optional<JPQLFunction>	resolveFunction(com.holonplatform.core.query.QueryFunction<?,?> function) Resolve given function into a dialect-specific JPQLFunction.
boolean	updateStatementAliasSupported() Get whether alias is supported in UPDATE statements.
boolean	updateStatementSetAliasSupported() Get whether alias is supported in UPDATE statement SET clause.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.holonplatform.datastore.jpa.dialect.ORMDialect

datanucleus, detect, eclipselink, getLikeEscapeCharacter, getLikeEscapeJPQL, hibernate, likeEscapeSupported, openJPA, temporalTypeParametersSupported, temporalTypeProjectionSupported, translateException

Constructor Detail

EclipselinkDialect

public EclipselinkDialect()

Method Detail

init

public void init(ORMDialectContext context)

Description copied from interface: ORMDialect

Dialect initialization hook at parent datastore initialization.

Specified by:

init in interface ORMDialect

Parameters:

context - Dialect context

getSupportedJPAMajorVersion

public int getSupportedJPAMajorVersion()

Description copied from interface: ORMDialect

Get the supported JPA major version.

Specified by:

getSupportedJPAMajorVersion in interface ORMDialect

Returns:

the supported JPA major version

getSupportedJPAMinorVersion

public int getSupportedJPAMinorVersion()

Description copied from interface: ORMDialect

Get the supported JPA minor version.

Specified by:

getSupportedJPAMinorVersion in interface ORMDialect

Returns:

the supported JPA minor version

resolveFunction

public Optional<JPQLFunction> resolveFunction(com.holonplatform.core.query.QueryFunction<?,?> function)

Description copied from interface: ORMDialect

Resolve given function into a dialect-specific JPQLFunction.

Specified by:

resolveFunction in interface ORMDialect

Parameters:

function - The function to resolve (not null)

Returns:

A dialect-specific function resolution, or empty to fallback to the default function resolution, if available

isTupleSupported

public boolean isTupleSupported()

Description copied from interface: ORMDialect

Returns whether the Tuple query result type is supported.

Specified by:

isTupleSupported in interface ORMDialect

Returns:

Whether the Tuple query result type is supported

updateStatementAliasSupported

public boolean updateStatementAliasSupported()

Description copied from interface: ORMDialect

Get whether alias is supported in UPDATE statements.

Specified by:

updateStatementAliasSupported in interface ORMDialect

Returns:

Whether alias is supported in UPDATE statements.

updateStatementSetAliasSupported

public boolean updateStatementSetAliasSupported()

Description copied from interface: ORMDialect

Get whether alias is supported in UPDATE statement SET clause.

Specified by:

updateStatementSetAliasSupported in interface ORMDialect

Returns:

Whether alias is supported in UPDATE statement SET clause.

deleteStatementAliasSupported

public boolean deleteStatementAliasSupported()

Description copied from interface: ORMDialect

Get whether alias is supported in DELETE statements.

Specified by:

deleteStatementAliasSupported in interface ORMDialect

Returns:

Whether alias is supported in DELETE statements.

getBatchSizeConfigurationProperty

public Optional<String> getBatchSizeConfigurationProperty()

Description copied from interface: ORMDialect

Get the JPA configuration property name which corresponds to bulk operations batch size.

Specified by:

getBatchSizeConfigurationProperty in interface ORMDialect

Returns:

The batch size configuration property name, if available