Package com.github.collinalpert.java2db.annotations

Annotation Type DefaultIfNull

@Target(FIELD)
@Retention(RUNTIME)
public @interface DefaultIfNull

This annotation tells Java2DB to use the database-default for a column if the corresponding Java field marked with this annotation is null.

Author:

Collin Alpert

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element	Description
boolean	onCreate	Configures, if the database-default should be used in a create statement when the field is null.
boolean	onUpdate	Configures, if the database-default should be used in an update statement when the field is null.

Element Detail

onCreate

boolean onCreate

Configures, if the database-default should be used in a create statement when the field is null. Per default, this is enabled.

Returns:

True, if the database-default should be used in create statements, false if null should be written into the database when the field is also null.

Default:

true

onUpdate

boolean onUpdate

Configures, if the database-default should be used in an update statement when the field is null. Per default, this is not enabled.

Returns:

True, if the database-default should be used in update statements, false if null should be written into the database when the field is also null.

Default:

false