xtc.type
Class Wildcard

java.lang.Object
  xtc.tree.Node
      xtc.type.Type
          xtc.type.Parameter
              xtc.type.Wildcard

All Implemented Interfaces:

java.lang.Iterable<java.lang.Object>, Locatable

public class Wildcard
extends Parameter

A type wildcard.

Version:

$Revision: 1.3 $

Author:

Robert Grimm

Nested Class Summary

Nested classes/interfaces inherited from class xtc.type.Type

Type.Tag

Field Summary

static Wildcard

TYPE The canonical wildcard.

Constructor Summary

Wildcard()
Create a new wildcard.

Wildcard(Type template)
Create a new wildcard.

Method Summary

void	bind(Type type) Bind this wildcard.
Wildcard	copy() Create a deep copy of this type.
boolean	equals(java.lang.Object o)
int	hashCode()
boolean	isWildcard() Determine whether this type is a wildcard.
Type.Tag	tag() Get this type's tag.
Wildcard	toWildcard() Get this type as a wildcard.

Methods inherited from class xtc.type.Parameter

isParameter, lookup, toParameter

Methods inherited from class xtc.type.Type

addAttribute, annotate, attribute, attribute, attribute, attributes, cast, checkNotSealed, constant, constant, copy, deannotate, getAttribute, getAttribute, getConstant, getConstant, getLanguage, getLanguage, getLocation, getLocation, getScope, getScope, getShape, getShape, hasAlias, hasAnnotated, hasAttribute, hasAttribute, hasAttribute, hasAttribute, hasAttributes, hasConstant, hasConstant, hasEnum, hasEnumerator, hasError, hasInstantiated, hasLanguage, hasLanguage, hasLocation, hasLocation, hasParameterized, hasScope, hasScope, hasShape, hasShape, hasStructOrUnion, hasTag, hasTagged, hasVariable, hasWTag, isAlias, isAnnotated, isArray, isBoolean, isClass, isConcrete, isDerived, isEnum, isEnumerator, isError, isFloat, isFunction, isInstantiated, isInteger, isInterface, isInternal, isInternalParameter, isLabel, isMethod, isNamedParameter, isNumber, isPackage, isParameterized, isPointer, isSealed, isStruct, isTuple, isUnion, isUnit, isVariable, isVariant, isVoid, isWrapped, language, locate, locate, mark, properties, removeAttribute, removeProperty, resolve, resolve, scope, seal, seal, setLocation, setLocation, setProperty, shape, shape, toAlias, toAnnotated, toArray, toBoolean, toClass, toEnum, toEnumerator, toFloat, toFunction, toInstantiated, toInteger, toInterface, toInternal, toInternalParameter, toLabel, toMethod, toNamedParameter, toNumber, toPackage, toParameterized, toPointer, toStruct, toStructOrUnion, toTagged, toTuple, toUnion, toUnit, toVariable, toVariant, toVoid, toWrapped, trace, wtag

Methods inherited from class xtc.tree.Node

add, add, addAll, addAll, addAll, addAll, addAllTo, addNode, contains, get, getBoolean, getBooleanProperty, getGeneric, getList, getName, getNode, getProperty, getString, getStringProperty, getTokenText, hasName, hasProperty, hasTraversal, indexOf, isAnnotation, isEmpty, isGeneric, isList, isToken, iterator, lastIndexOf, remove, set, size, strip, toAnnotation, toList, toString, toToken, write

Methods inherited from class java.lang.Object

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

Field Detail

TYPE

public static final Wildcard TYPE

The canonical wildcard.

Constructor Detail

Wildcard

public Wildcard()

Create a new wildcard.

Wildcard

public Wildcard(Type template)

Create a new wildcard.

Parameters:

template - The type whose annotations to copy.

Method Detail

copy

public Wildcard copy()

Description copied from class: Type

Create a deep copy of this type. The resulting type is not sealed.

Specified by:

copy in class Type

Returns:

A deep copy of this type.

tag

public Type.Tag tag()

Description copied from class: Type

Get this type's tag. Invocations to this method are forwarded across wrapped types.

Specified by:

tag in class Type

Returns:

This type's tag.

See Also:

Type.wtag()

isWildcard

public boolean isWildcard()

Description copied from class: Type

Determine whether this type is a wildcard.

Overrides:

isWildcard in class Type

Returns:

true if this type is a wildcard.

toWildcard

public Wildcard toWildcard()

Description copied from class: Type

Get this type as a wildcard.

Overrides:

toWildcard in class Type

Returns:

This type as a wildcard.

bind

public void bind(Type type)

Bind this wildcard. Wildcards cannot be bound.

Overrides:

bind in class Parameter

Parameters:

type - The type.

Throws:

java.lang.IllegalStateException - Signals that wildcards cannot be bound.

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object