Package javassist.bytecode

Class SignatureAttribute.TypeArgument

java.lang.Object

javassist.bytecode.SignatureAttribute.TypeArgument

Enclosing class:

SignatureAttribute

public static class SignatureAttribute.TypeArgument
extends java.lang.Object

Type argument.

See Also:

SignatureAttribute.TypeParameter

Constructor Summary

Constructors

Constructor	Description
TypeArgument()	Constructs a TypeArgument representing <?>.
TypeArgument(SignatureAttribute.ObjectType t)	Constructs a TypeArgument.

Method Summary

Modifier and Type	Method	Description
char	getKind()	Returns the kind of this type argument.
SignatureAttribute.ObjectType	getType()	Returns the type represented by this argument if the argument is not a wildcard type.
boolean	isWildcard()	Returns true if this type argument is a wildcard type such as ?, ? extends String, or ? super Integer.
static SignatureAttribute.TypeArgument	subclassOf(SignatureAttribute.ObjectType t)	A factory method constructing a TypeArgument with an upper bound.
static SignatureAttribute.TypeArgument	superOf(SignatureAttribute.ObjectType t)	A factory method constructing a TypeArgument with an lower bound.
java.lang.String	toString()	Returns the string representation.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

TypeArgument

public TypeArgument(SignatureAttribute.ObjectType t)

Constructs a TypeArgument. A type argument is <String>, <int[]>, or a type variable <T>, etc.

Parameters:

t - a class type, an array type, or a type variable.

TypeArgument

public TypeArgument()

Constructs a TypeArgument representing <?>.

Method Detail

subclassOf

public static SignatureAttribute.TypeArgument subclassOf(SignatureAttribute.ObjectType t)

A factory method constructing a TypeArgument with an upper bound. It represents <? extends ... >

Parameters:

t - an upper bound type.

superOf

public static SignatureAttribute.TypeArgument superOf(SignatureAttribute.ObjectType t)

A factory method constructing a TypeArgument with an lower bound. It represents <? super ... >

Parameters:

t - an lower bbound type.

getKind

public char getKind()

Returns the kind of this type argument.

Returns:

' ' (not-wildcard), '*' (wildcard), '+' (wildcard with upper bound), or '-' (wildcard with lower bound).

isWildcard

public boolean isWildcard()

Returns true if this type argument is a wildcard type such as ?, ? extends String, or ? super Integer.

getType

public SignatureAttribute.ObjectType getType()

Returns the type represented by this argument if the argument is not a wildcard type. Otherwise, this method returns the upper bound (if the kind is '+'), the lower bound (if the kind is '-'), or null (if the upper or lower bound is not specified).

toString

public java.lang.String toString()

Returns the string representation.

Overrides:

toString in class java.lang.Object