Package javax.el

Class Util

java.lang.Object

javax.el.Util

class Util
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	Util.CacheKey	Key used to cache default ExpressionFactory information per class loader.
private static class	Util.CacheValue
private static class	Util.ConstructorWrapper
private static class	Util.MatchResult
private static class	Util.MethodWrapper
private static class	Util.Wrapper

Field Summary

Fields

Modifier and Type	Field	Description
private static final ConcurrentMap<Util.CacheKey,Util.CacheValue>	factoryCache
private static final Util.CacheValue	nullTcclFactory

Constructor Summary

Constructors

Constructor	Description
Util()

Method Summary

Modifier and Type	Method	Description
(package private) static Object[]	buildParameters(Class<?>[] parameterTypes, boolean isVarArgs, Object[] params)
(package private) static Constructor<?>	findConstructor(Class<?> clazz, Class<?>[] paramTypes, Object[] paramValues)
(package private) static Method	findMethod(Class<?> clazz, String methodName, Class<?>[] paramTypes, Object[] paramValues)
private static Util.Wrapper	findWrapper(Class<?> clazz, List<Util.Wrapper> wrappers, String name, Class<?>[] paramTypes, Object[] paramValues)
(package private) static Constructor<?>	getConstructor(Class<?> type, Constructor<?> c)
(package private) static ExpressionFactory	getExpressionFactory()	Provides a per class loader cache of ExpressionFactory instances without pinning any in memory as that could trigger a memory leak.
(package private) static Method	getMethod(Class<?> type, Method m)
private static Class<?>[]	getTypesFromValues(Object[] values)
(package private) static boolean	isAssignableFrom(Class<?> src, Class<?> target)
private static boolean	isCoercibleFrom(Object src, Class<?> target)
(package private) static String	message(ELContext context, String name, Object... props)
private static final String	paramString(Class<?>[] types)
private static Util.Wrapper	resolveAmbiguousWrapper(Set<Util.Wrapper> candidates, Class<?>[] paramTypes)

Methods inherited from class java.lang.Object

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

Field Details

nullTcclFactory

private static final Util.CacheValue nullTcclFactory

factoryCache

private static final ConcurrentMap<Util.CacheKey,Util.CacheValue> factoryCache

Constructor Details

Util

Util()

Method Details

message

static String message(ELContext context,
 String name,
 Object... props)

getExpressionFactory

static ExpressionFactory getExpressionFactory()

Provides a per class loader cache of ExpressionFactory instances without pinning any in memory as that could trigger a memory leak.

findMethod

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

findWrapper

private static Util.Wrapper findWrapper(Class<?> clazz,
 List<Util.Wrapper> wrappers,
 String name,
 Class<?>[] paramTypes,
 Object[] paramValues)

paramString

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

resolveAmbiguousWrapper

private static Util.Wrapper resolveAmbiguousWrapper(Set<Util.Wrapper> candidates,
 Class<?>[] paramTypes)

isAssignableFrom

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

isCoercibleFrom

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

getTypesFromValues

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

getMethod

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

findConstructor

static Constructor<?> findConstructor(Class<?> clazz,
 Class<?>[] paramTypes,
 Object[] paramValues)

getConstructor

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

buildParameters

static Object[] buildParameters(Class<?>[] parameterTypes,
 boolean isVarArgs,
 Object[] params)