org.jboss.weld.resolution

Class EventTypeAssignabilityRules

java.lang.Object

org.jboss.weld.resolution.EventTypeAssignabilityRules

All Implemented Interfaces:

AssignabilityRules

Direct Known Subclasses:

BeanTypeAssignabilityRules

public class EventTypeAssignabilityRules
extends Object
implements AssignabilityRules

Assignability rules for observer method resolution. Serves as a superclass for stricter BeanTypeAssignabilityRules.

Author:

Pete Muir, Ales Justin, Marko Luksa, Jozef Hartinger

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	EventTypeAssignabilityRules.ActualTypeHolder This is a helper class that holds the raw type and the actual type arguments of a Type.

Field Summary

Fields

Modifier and Type	Field and Description
static Type[]	EMPTY_TYPES

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	EventTypeAssignabilityRules()

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	allAreAssignableFrom(Type[] types1, Type type2)
protected boolean	areActualTypeArgumentsAssignableFrom(EventTypeAssignabilityRules.ActualTypeHolder requiredType, Type[] otherActualTypeArguments)
protected boolean	areActualTypeArgumentsMatching(EventTypeAssignabilityRules.ActualTypeHolder requiredType, Type[] otherActualTypeArguments)
boolean	areTypesInsideBounds(Type[] types, Type[] lowerBounds, Type[] upperBounds)
protected boolean	arraysMatch(EventTypeAssignabilityRules.ActualTypeHolder a1, EventTypeAssignabilityRules.ActualTypeHolder a2)
static EventTypeAssignabilityRules	instance()
protected boolean	isAssignableFrom(EventTypeAssignabilityRules.ActualTypeHolder requiredType, EventTypeAssignabilityRules.ActualTypeHolder otherTypeHolder)
protected boolean	isAssignableFrom(EventTypeAssignabilityRules.ActualTypeHolder requiredType, Type otherType)
boolean	isAssignableFrom(Type type1, Type type2)
protected boolean	isAssignableFrom(TypeVariable<?> requiredType, Type beanType)
protected boolean	isAssignableFrom(WildcardType requiredType, Type beanType)
protected boolean	isAssignableFromAll(Type type1, Type[] types2)
protected boolean	isAssignableToAll(Type type1, Type[] types2)
boolean	isTypeInsideBounds(Type type, Type[] lowerBounds, Type[] upperBounds) Checks whether the given type is assignable from lower bounds and assignable to upper bounds.
protected boolean	matches(EventTypeAssignabilityRules.ActualTypeHolder requiredType, EventTypeAssignabilityRules.ActualTypeHolder otherTypeHolder)
protected boolean	matches(EventTypeAssignabilityRules.ActualTypeHolder requiredType, Type otherType)
boolean	matches(Set<Type> requiredTypes, Set<Type> beanTypes) Check whether at least one of the requiredTypes matches a type in beanTypes
boolean	matches(Type requiredType, Set<? extends Type> beanTypes) Check whether requiredType matches a type in beanTypes
boolean	matches(Type requiredType, Type beanType)
protected boolean	matches(TypeVariable<?> requiredType, Type beanType)
protected boolean	matches(WildcardType requiredType, Type beanType)
protected Type	wrapWithinTypeHolder(Type type)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

EMPTY_TYPES

public static final Type[] EMPTY_TYPES

Constructor Detail

EventTypeAssignabilityRules

protected EventTypeAssignabilityRules()

Method Detail

instance

public static EventTypeAssignabilityRules instance()

isAssignableFrom

public boolean isAssignableFrom(Type type1,
                       Type type2)

Specified by:

isAssignableFrom in interface AssignabilityRules

isAssignableToAll

protected boolean isAssignableToAll(Type type1,
                        Type[] types2)

isAssignableFromAll

protected boolean isAssignableFromAll(Type type1,
                          Type[] types2)

allAreAssignableFrom

protected boolean allAreAssignableFrom(Type[] types1,
                           Type type2)

isAssignableFrom

protected boolean isAssignableFrom(EventTypeAssignabilityRules.ActualTypeHolder requiredType,
                       Type otherType)

isAssignableFrom

protected boolean isAssignableFrom(EventTypeAssignabilityRules.ActualTypeHolder requiredType,
                       EventTypeAssignabilityRules.ActualTypeHolder otherTypeHolder)

isAssignableFrom

protected boolean isAssignableFrom(WildcardType requiredType,
                       Type beanType)

isAssignableFrom

protected boolean isAssignableFrom(TypeVariable<?> requiredType,
                       Type beanType)

areActualTypeArgumentsAssignableFrom

protected boolean areActualTypeArgumentsAssignableFrom(EventTypeAssignabilityRules.ActualTypeHolder requiredType,
                                           Type[] otherActualTypeArguments)

matches

public boolean matches(Set<Type> requiredTypes,
              Set<Type> beanTypes)

Description copied from interface: AssignabilityRules

Check whether at least one of the requiredTypes matches a type in beanTypes

Specified by:

matches in interface AssignabilityRules

Parameters:

requiredTypes - the requiredTypes

beanTypes - the beanTypes

Returns:

can we assign some type from requiredTypes to some type in beanTypes

matches

public boolean matches(Type requiredType,
              Set<? extends Type> beanTypes)

Description copied from interface: AssignabilityRules

Check whether requiredType matches a type in beanTypes

Specified by:

matches in interface AssignabilityRules

Parameters:

requiredType - the requiredType

beanTypes - the beanTypes

Returns:

can we assign requiredType to some type in beanTypes

matches

public boolean matches(Type requiredType,
              Type beanType)

Specified by:

matches in interface AssignabilityRules

matches

protected boolean matches(WildcardType requiredType,
              Type beanType)

matches

protected boolean matches(TypeVariable<?> requiredType,
              Type beanType)

isTypeInsideBounds

public boolean isTypeInsideBounds(Type type,
                         Type[] lowerBounds,
                         Type[] upperBounds)

Checks whether the given type is assignable from lower bounds and assignable to upper bounds.

areTypesInsideBounds

public boolean areTypesInsideBounds(Type[] types,
                           Type[] lowerBounds,
                           Type[] upperBounds)

matches

protected boolean matches(EventTypeAssignabilityRules.ActualTypeHolder requiredType,
              Type otherType)

matches

protected boolean matches(EventTypeAssignabilityRules.ActualTypeHolder requiredType,
              EventTypeAssignabilityRules.ActualTypeHolder otherTypeHolder)

arraysMatch

protected boolean arraysMatch(EventTypeAssignabilityRules.ActualTypeHolder a1,
                  EventTypeAssignabilityRules.ActualTypeHolder a2)

areActualTypeArgumentsMatching

protected boolean areActualTypeArgumentsMatching(EventTypeAssignabilityRules.ActualTypeHolder requiredType,
                                     Type[] otherActualTypeArguments)

wrapWithinTypeHolder

protected Type wrapWithinTypeHolder(Type type)