org.apache.aries.blueprint.annotation

Annotation Type Reference

@Target(value=FIELD)
 @Retention(value=RUNTIME)
public @interface Reference

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
java.lang.String	availability whether or not a matching service is required at all times.
java.lang.String	componentName the component-name attribute of the service reference.
java.lang.String	description the description property of the service reference
java.lang.String	filter the filter expression that a matching service must match.
java.lang.String	id the id for the reference
ReferenceListener[]	referenceListeners the reference listeners for the service reference, to receive bind and unbind events.
java.lang.Class<?>	serviceInterface the interface type that a matching service must support.
int	timeout the timeout property.

Element Detail

description

public abstract java.lang.String description

the description property of the service reference

Default:

""

serviceInterface

public abstract java.lang.Class<?> serviceInterface

the interface type that a matching service must support.

Default:

java.lang.Object.class

filter

public abstract java.lang.String filter

the filter expression that a matching service must match.

Default:

""

componentName

public abstract java.lang.String componentName

the component-name attribute of the service reference.

Default:

""

availability

public abstract java.lang.String availability

whether or not a matching service is required at all times. either optional or mandatory.

Default:

""

referenceListeners

public abstract ReferenceListener[] referenceListeners

the reference listeners for the service reference, to receive bind and unbind events.

Default:

{}

timeout

public abstract int timeout

the timeout property. If the timeout is not specified, the default-timeout value is inherited from the encapsulating definition.

Default:

0

id

public abstract java.lang.String id

the id for the reference

Default:

""