| Package | Description | 
|---|---|
| org.apache.commons.lang3 | Provides highly reusable static utility methods, chiefly concerned with adding value to the  java.langclasses. | 
| org.apache.commons.lang3.reflect | Accumulates common high-level uses of the  java.lang.reflectAPIs. | 
| Class and Description | 
|---|
| CharSet A set of characters. | 
| ClassUtils.Interfaces Inclusivity literals for  ClassUtils.hierarchy(Class, Interfaces). | 
| JavaVersion An enum representing all the versions of the Java specification. | 
| ObjectUtils.Null Class used as a null placeholder where  nullhas another meaning. | 
| Range An immutable range of objects from a minimum to maximum point inclusive. | 
| ThreadUtils.ThreadGroupPredicate A predicate for selecting threadgroups. | 
| ThreadUtils.ThreadPredicate A predicate for selecting threads. | 
| Class and Description | 
|---|
| ClassUtils.Interfaces Inclusivity literals for  ClassUtils.hierarchy(Class, Interfaces). | 
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