Class UniversalAnnotationValue

java.lang.Object

org.microbean.construct.element.UniversalAnnotationValue

All Implemented Interfaces:

AnnotationValue

public final class UniversalAnnotationValue
extends Object
implements AnnotationValue

An AnnotationValue implementation.

Author:

Laird Nelson

See Also:

• AnnotationValue

Constructor Summary

Constructors

Constructor	Description
UniversalAnnotationValue(AnnotationValue delegate, Domain domain)	Creates a new UniversalAnnotationValue.

Method Summary

Modifier and Type	Method	Description
final <R,P> R	accept(AnnotationValueVisitor<R,P> v, P p)
final AnnotationValue	delegate()	Returns the delegate to which operations are delegated.
final Domain	domain()	Returns the Domain supplied at construction time.
final boolean	equals(Object other)
final Object	getValue()
final int	hashCode()
static final List<? extends UniversalAnnotationValue>	of(Collection<? extends AnnotationValue> avs, Domain domain)	Returns a non-null, immutable List of UniversalAnnotationValues whose elements wrap the supplied List's elements.
static final UniversalAnnotationValue	of(AnnotationValue av, Domain domain)	Returns a non-null UniversalAnnotationValue that is either the supplied AnnotationValue (if it itself is null or is an UniversalAnnotationValue) or one that wraps it.
final String	toString()
static final AnnotationValue	unwrap(AnnotationValue a)	Unwraps the supplied AnnotationValue implementation such that the returned value is not an instance of UniversalAnnotationValue.

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

UniversalAnnotationValue

public UniversalAnnotationValue(AnnotationValue delegate,
 Domain domain)

Creates a new UniversalAnnotationValue.

Parameters:

delegate - an AnnotationValue to which operations will be delegated; must not be null

domain - a Domain; must not be null

Throws:

NullPointerException - if either argument is null

Method Details

accept

public final <R,P> R accept(AnnotationValueVisitor<R,P> v,
 P p)

Specified by:

accept in interface AnnotationValue

delegate

public final AnnotationValue delegate()

Returns the delegate to which operations are delegated.

Returns:

a non-null delegate

See Also:

• AnnotationValue

domain

public final Domain domain()

Returns the Domain supplied at construction time.

Returns:

the non-null Domain supplied at construction time

equals

public final boolean equals(Object other)

Overrides:

equals in class Object

getValue

public final Object getValue()

Specified by:

getValue in interface AnnotationValue

hashCode

public final int hashCode()

Overrides:

hashCode in class Object

toString

public final String toString()

Specified by:

toString in interface AnnotationValue

Overrides:

toString in class Object

of

public static final UniversalAnnotationValue of(AnnotationValue av,
 Domain domain)

Returns a non-null UniversalAnnotationValue that is either the supplied AnnotationValue (if it itself is null or is an UniversalAnnotationValue) or one that wraps it.

Parameters:

av - an AnnotationValue; may be null

domain - a Domain; must not be null

Returns:

an UniversalAnnotationValue, or null (if av is null)

Throws:

NullPointerException - if domain is null

See Also:

• UniversalAnnotationValue(AnnotationValue, Domain)

of

public static final List<? extends UniversalAnnotationValue> of(Collection<? extends AnnotationValue> avs,
 Domain domain)

Returns a non-null, immutable List of UniversalAnnotationValues whose elements wrap the supplied List's elements.

Parameters:

avs - a Collection of AnnotationValues; must not be null

domain - a Domain; must not be null

Returns:

a non-null, immutable List of UniversalAnnotationValues

Throws:

NullPointerException - if either argument is null

unwrap

public static final AnnotationValue unwrap(AnnotationValue a)

Unwraps the supplied AnnotationValue implementation such that the returned value is not an instance of UniversalAnnotationValue.

Parameters:

a - an AnnotationValue; may be null

Returns:

an AnnotationValue that is guaranteed not to be an instance of UniversalAnnotationValue

See Also:

• delegate()