Package org.glassfish.expressly.util

Class ReflectionUtil

java.lang.Object

org.glassfish.expressly.util.ReflectionUtil

public class ReflectionUtil
extends Object

Utilities for Managing Serialization and Reflection

Version:

$Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: kchung $

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	ReflectionUtil.MethodWrapper
private static class	ReflectionUtil.Wrapper

Field Summary

Fields

Modifier and Type	Field	Description
protected static final String[]	EMPTY_STRING
protected static final String[]	PRIMITIVE_NAMES
protected static final Class<?>[]	PRIMITIVES

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ReflectionUtil()

Method Summary

Modifier and Type	Method	Description
static Object[]	buildParameters(jakarta.el.ELContext context, Class<?>[] parameterTypes, boolean isVarArgs, Object[] params)
static Method	findMethod(Class<?> clazz, String methodName, Class<?>[] paramTypes, Object[] paramValues)
private static ReflectionUtil.Wrapper	findMostSpecificWrapper(List<ReflectionUtil.Wrapper> candidates, Class<?>[] matchingTypes, boolean elSpecific, String errorMsg)
private static ReflectionUtil.Wrapper	findWrapper(Class<?> clazz, List<ReflectionUtil.Wrapper> wrappers, String name, Class<?>[] requiredParamTypes, Object[] requiredParamValues)
static Class<?>	forName(String name)
protected static Class<?>	forNamePrimitive(String name)
private static Class<?>	getBoxingTypeIfPrimitive(Class<?> clazz)
private static Class<?>[]	getComparingParamTypesForVarArgsMethod(Class<?>[] paramTypes, int length)
(package private) static Constructor<?>	getConstructor(Class<?> type, Constructor<?> constructor)
(package private) static Method	getMethod(Class<?> type, Method method)
private static int	getParamCount(Class<?>[] paramTypes)
static PropertyDescriptor	getPropertyDescriptor(Object base, Object property)
static Class<?>[]	getTypesFromValues(Object[] values)
static Object	invokeMethod(jakarta.el.ELContext context, Method method, Object base, Object[] params)
(package private) static boolean	isAssignableFrom(Class<?> src, Class<?> target)
private static boolean	isCoercibleFrom(Object src, Class<?> target)
private static int	isMoreSpecific(Class<?> type1, Class<?> type2, Class<?> matchingType, boolean elSpecific)
private static int	isMoreSpecific(ReflectionUtil.Wrapper wrapper1, ReflectionUtil.Wrapper wrapper2, Class<?>[] matchingTypes, boolean elSpecific)
private static final String	paramString(Class<?>[] types)
static Class<?>[]	toTypeArray(String[] classNames)	Converts an array of Class names to Class types
static String[]	toTypeNameArray(Class<?>[] classTypes)	Converts an array of Class types to Class names

Methods inherited from class java.lang.Object

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

Field Details

EMPTY_STRING

protected static final String[] EMPTY_STRING

PRIMITIVE_NAMES

protected static final String[] PRIMITIVE_NAMES

PRIMITIVES

protected static final Class<?>[] PRIMITIVES

Constructor Details

ReflectionUtil

private ReflectionUtil()

Method Details

forName

public static Class<?> forName(String name)
                        throws ClassNotFoundException

Throws:

ClassNotFoundException

forNamePrimitive

protected static Class<?> forNamePrimitive(String name)

toTypeArray

public static Class<?>[] toTypeArray(String[] classNames)
                              throws ClassNotFoundException

Converts an array of Class names to Class types

Parameters:

classNames -

Returns:

The array of Classes

Throws:

ClassNotFoundException

toTypeNameArray

public static String[] toTypeNameArray(Class<?>[] classTypes)

Converts an array of Class types to Class names

Parameters:

classTypes -

Returns:

The array of Classes

getPropertyDescriptor

public static PropertyDescriptor getPropertyDescriptor(Object base,
 Object property)
                                                throws jakarta.el.ELException,
jakarta.el.PropertyNotFoundException

Parameters:

base - The base object

property - The property

Returns:

The PropertyDescriptor for the base with the given property

Throws:

jakarta.el.ELException

jakarta.el.PropertyNotFoundException

invokeMethod

public static Object invokeMethod(jakarta.el.ELContext context,
 Method method,
 Object base,
 Object[] params)

findMethod

public static Method findMethod(Class<?> clazz,
 String methodName,
 Class<?>[] paramTypes,
 Object[] paramValues)

findWrapper

private static ReflectionUtil.Wrapper findWrapper(Class<?> clazz,
 List<ReflectionUtil.Wrapper> wrappers,
 String name,
 Class<?>[] requiredParamTypes,
 Object[] requiredParamValues)

getParamCount

private static int getParamCount(Class<?>[] paramTypes)

findMostSpecificWrapper

private static ReflectionUtil.Wrapper findMostSpecificWrapper(List<ReflectionUtil.Wrapper> candidates,
 Class<?>[] matchingTypes,
 boolean elSpecific,
 String errorMsg)

isMoreSpecific

private static int isMoreSpecific(ReflectionUtil.Wrapper wrapper1,
 ReflectionUtil.Wrapper wrapper2,
 Class<?>[] matchingTypes,
 boolean elSpecific)

isMoreSpecific

private static int isMoreSpecific(Class<?> type1,
 Class<?> type2,
 Class<?> matchingType,
 boolean elSpecific)

getBoxingTypeIfPrimitive

private static Class<?> getBoxingTypeIfPrimitive(Class<?> clazz)

getComparingParamTypesForVarArgsMethod

private static Class<?>[] getComparingParamTypesForVarArgsMethod(Class<?>[] paramTypes,
 int length)

paramString

private static final String paramString(Class<?>[] types)

isAssignableFrom

static boolean isAssignableFrom(Class<?> src,
 Class<?> target)

isCoercibleFrom

private static boolean isCoercibleFrom(Object src,
 Class<?> target)

getTypesFromValues

public static Class<?>[] getTypesFromValues(Object[] values)

getMethod

static Method getMethod(Class<?> type,
 Method method)

getConstructor

static Constructor<?> getConstructor(Class<?> type,
 Constructor<?> constructor)

buildParameters

public static Object[] buildParameters(jakarta.el.ELContext context,
 Class<?>[] parameterTypes,
 boolean isVarArgs,
 Object[] params)