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Package org.apache.commons.jexl2.internal.introspection


Provides low-level introspective services.

This internal package is not intended for public usage and there is no guarantee that its public classes or methods will remain as is in subsequent versions.

The IntrospectorBase, ClassMap, MethodKey, MethodMap form the base of the introspection service. They allow to describe classes and their methods, keeping them in a cache IntrospectorBase to speed up property getters/setters and method discovery used during expression evaluation.

The cache materialized in Introspector creates one entry per class containing a map of all accessible public methods keyed by name and signature.

Class Summary

Modifier and TypeClass and Description
pack-priv class
ClassMap

A cache of introspection information for a specific class instance.

public class
IntrospectorBase

This basic function of this class is to return a Method object for a particular class given the name of a method and the parameters to the method in the form of an Object[]

The first time the Introspector sees a class it creates a class method map for the class in question.

public class
MethodKey

A method key usable by the introspector cache.

pack-priv class
MethodMap

A map of method names to methods.