Package org.jboss.classfilewriter.util

Class Signatures

java.lang.Object

org.jboss.classfilewriter.util.Signatures

public final class Signatures
extends java.lang.Object

Encode signatures that use types outside the type system of the Java Virtual Machine. See also the JVM spec, section "4.7.9.1. Signatures". If anything goes wrong during encoding a RuntimeException is thrown.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static char	COLON
(package private) static char	SEMICOLON
(package private) static char	TYPE_PARAM_DEL_END
(package private) static char	TYPE_PARAM_DEL_START
(package private) static char	WILDCARD_LOWER_BOUND
(package private) static char	WILDCARD_NO_BOUND
(package private) static char	WILDCARD_UPPER_BOUND

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Signatures()

Method Summary

Modifier and Type	Method	Description
private static java.lang.String	classTypeBase(java.lang.String className)	ClassTypeSignature base
private static java.lang.String	encodeClassName(java.lang.String className)
private static <T> java.lang.Class<T>	getBound(java.lang.reflect.Type[] bounds)
private static <T> java.lang.Class<T>	getTypeParamBoundRawType(java.lang.reflect.Type type)
private static void	javaType(java.lang.reflect.Type type, java.lang.StringBuilder builder)	JavaTypeSignature
static java.lang.String	methodSignature(java.lang.reflect.Method method)
private static void	nonGenericType(java.lang.Class<?> clazz, java.lang.StringBuilder builder)	BaseType, ClassTypeSignature or ArrayTypeSignature
private static void	parameterizedType(java.lang.reflect.ParameterizedType parameterizedType, java.lang.StringBuilder builder)
private static void	typeParameter(java.lang.reflect.TypeVariable<?> typeVariable, java.lang.StringBuilder builder)	TypeParameter
private static void	typeVariable(java.lang.reflect.TypeVariable<?> typeVariable, java.lang.StringBuilder builder)
private static void	wildcardType(java.lang.reflect.WildcardType wildcard, java.lang.StringBuilder builder)	Note that Java language does not support more than one upper/lower bound.

Methods inherited from class java.lang.Object

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

Field Detail

WILDCARD_UPPER_BOUND

static final char WILDCARD_UPPER_BOUND

See Also:

Constant Field Values

WILDCARD_LOWER_BOUND

static final char WILDCARD_LOWER_BOUND

See Also:

Constant Field Values

WILDCARD_NO_BOUND

static final char WILDCARD_NO_BOUND

See Also:

Constant Field Values

TYPE_PARAM_DEL_START

static final char TYPE_PARAM_DEL_START

See Also:

Constant Field Values

TYPE_PARAM_DEL_END

static final char TYPE_PARAM_DEL_END

See Also:

Constant Field Values

SEMICOLON

static final char SEMICOLON

See Also:

Constant Field Values

COLON

static final char COLON

See Also:

Constant Field Values

Constructor Detail

Signatures

private Signatures()

Method Detail

methodSignature

public static java.lang.String methodSignature(java.lang.reflect.Method method)

Parameters:

method -

Returns:

the JVM method signature

typeParameter

private static void typeParameter(java.lang.reflect.TypeVariable<?> typeVariable,
                                  java.lang.StringBuilder builder)

TypeParameter

Parameters:

typeVariable -

builder -

javaType

private static void javaType(java.lang.reflect.Type type,
                             java.lang.StringBuilder builder)

JavaTypeSignature

Parameters:

type -

builder -

wildcardType

private static void wildcardType(java.lang.reflect.WildcardType wildcard,
                                 java.lang.StringBuilder builder)

Note that Java language does not support more than one upper/lower bound.

Parameters:

wildcard -

builder -

typeVariable

private static void typeVariable(java.lang.reflect.TypeVariable<?> typeVariable,
                                 java.lang.StringBuilder builder)

parameterizedType

private static void parameterizedType(java.lang.reflect.ParameterizedType parameterizedType,
                                      java.lang.StringBuilder builder)

nonGenericType

private static void nonGenericType(java.lang.Class<?> clazz,
                                   java.lang.StringBuilder builder)

BaseType, ClassTypeSignature or ArrayTypeSignature

Parameters:

clazz -

classTypeBase

private static java.lang.String classTypeBase(java.lang.String className)

ClassTypeSignature base

Parameters:

clazz -

builder -

encodeClassName

private static java.lang.String encodeClassName(java.lang.String className)

getTypeParamBoundRawType

private static <T> java.lang.Class<T> getTypeParamBoundRawType(java.lang.reflect.Type type)

getBound

private static <T> java.lang.Class<T> getBound(java.lang.reflect.Type[] bounds)