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//$Id: $
package org.hibernate.annotations;
import java.lang.annotation.Target;
import java.lang.annotation.Retention;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.FIELD;
import javax.persistence.Column;
/**
* Describe an identifier column for a bag (ie an idbag)
* EXPERIMENTAL: the structure of this annotation might slightly change (generator() mix strategy and generator
*
* @author Emmanuel Bernard
*/
@
Target({METHOD, FIELD
})
@
Retention(RUNTIME
)
public @
interface CollectionId
{
/** Collection id column(s) */
Column
[] columns
();
/** id type, type.type() must be set */
Type type
();
/** generator name: 'identity' or a defined generator name */
String generator
();
}