javax.annotation.Resource Maven / Gradle / Ivy
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package javax.annotation;
import java.lang.annotation.*;
import static java.lang.annotation.ElementType.*;
import static java.lang.annotation.RetentionPolicy.*;
/**
* The Resource annotation marks a resource that is needed
* by the application. This annotation may be applied to an
* application org.testifyproject.testifyprojectponent class, or to fields or methods of the
* org.testifyproject.testifyprojectponent class. When the annotation is applied to a
* field or method, the container will inject an instance
* of the requested resource into the application org.testifyproject.testifyprojectponent
* when the org.testifyproject.testifyprojectponent is initialized. If the annotation is
* applied to the org.testifyproject.testifyprojectponent class, the annotation declares a
* resource that the application will look up at runtime.
*
* Even though this annotation is not marked Inherited, deployment
* tools are required to examine all superclasses of any org.testifyproject.testifyprojectponent
* class to discover all uses of this annotation in all superclasses.
* All such annotation instances specify resources that are needed
* by the application org.testifyproject.testifyprojectponent. Note that this annotation may
* appear on private fields and methods of superclasses; the container
* is required to perform injection in these cases as well.
*
* @since Common Annotations 1.0
*/
@Target({TYPE, FIELD, METHOD})
@Retention(RUNTIME)
public @interface Resource {
/**
* The JNDI name of the resource. For field annotations,
* the default is the field name. For method annotations,
* the default is the JavaBeans property name corresponding
* to the method. For class annotations, there is no default
* and this must be specified.
*/
String name() default "";
/**
* The name of the resource that the reference points to. It can
* link to any org.testifyproject.testifyprojectpatible resource using the global JNDI names.
*
* @since Common Annotations 1.1
*/
String lookup() default "";
/**
* The Java type of the resource. For field annotations,
* the default is the type of the field. For method annotations,
* the default is the type of the JavaBeans property.
* For class annotations, there is no default and this must be
* specified.
*/
Class type() default java.lang.Object.class;
/**
* The two possible authentication types for a resource.
*/
enum AuthenticationType {
CONTAINER,
APPLICATION
}
/**
* The authentication type to use for this resource.
* This may be specified for resources representing a
* connection factory of any supported type, and must
* not be specified for resources of other types.
*/
AuthenticationType authenticationType() default AuthenticationType.CONTAINER;
/**
* Indicates whether this resource can be shared between
* this org.testifyproject.testifyprojectponent and other org.testifyproject.testifyprojectponents.
* This may be specified for resources representing a
* connection factory of any supported type, and must
* not be specified for resources of other types.
*/
boolean shareable() default true;
/**
* A product specific name that this resource should be mapped to.
* The name of this resource, as defined by the name
* element or defaulted, is a name that is local to the application
* org.testifyproject.testifyprojectponent using the resource. (It's a name in the JNDI
* java:org.testifyproject.testifyprojectp/env namespace.) Many application servers
* provide a way to map these local names to names of resources
* known to the application server. This mapped name is often a
* global JNDI name, but may be a name of any form.
*
* Application servers are not required to support any particular
* form or type of mapped name, nor the ability to use mapped names.
* The mapped name is product-dependent and often installation-dependent.
* No use of a mapped name is portable.
*/
String mappedName() default "";
/**
* Description of this resource. The description is expected
* to be in the default language of the system on which the
* application is deployed. The description can be presented
* to the Deployer to help in choosing the correct resource.
*/
String description() default "";
}