Mirror API

com.sun.mirror.type
Interface WildcardType

All Superinterfaces:
TypeMirror

public interface WildcardType
extends TypeMirror

Represents a wildcard type argument. Examples include:


   ?
   ? extends Number
   ? super T
 

A wildcard may have its upper bound explicitly set by an extends clause, its lower bound explicitly set by a super clause, or neither (but not both).

Since:
1.5

Method Summary
 Collection<ReferenceType> getLowerBounds()
          Returns the lower bounds of this wildcard.
 Collection<ReferenceType> getUpperBounds()
          Returns the upper bounds of this wildcard.
 
Methods inherited from interface com.sun.mirror.type.TypeMirror
accept, equals, toString
 

Method Detail

getUpperBounds

Collection<ReferenceType> getUpperBounds()
Returns the upper bounds of this wildcard. If no upper bound is explicitly declared, then an empty collection is returned.

Returns:
the upper bounds of this wildcard

getLowerBounds

Collection<ReferenceType> getLowerBounds()
Returns the lower bounds of this wildcard. If no lower bound is explicitly declared, then an empty collection is returned.

Returns:
the lower bounds of this wildcard

Mirror API

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