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package javax.ejb;

import java.lang.annotation.Target;
import static java.lang.annotation.ElementType.*;
import java.lang.annotation.Retention;
import static java.lang.annotation.RetentionPolicy.*;

/**
 * Declares a singleton session bean's concurrency management type.
 *
 * 

* If this annotation is not specified, the singleton bean is assumed * to have container managed concurrency. * *

* This annotation may be applied to stateful session beans, but doing * so has no impact on the semantics of concurrency management for * such beans. The concurrency management type for bean-managed * concurrency (BEAN) does not apply to stateful session beans. * * @see ConcurrencyManagementType * @see Lock * * @since EJB 3.1 */ @Target({TYPE}) @Retention(RUNTIME) public @interface ConcurrencyManagement { ConcurrencyManagementType value() default ConcurrencyManagementType.CONTAINER; }





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