java.lang classes.See: Description
| Class | Description |
|---|---|
| AnnotationUtils |
Helper methods for working with
Annotation instances. |
| ArrayUtils |
Operations on arrays, primitive arrays (like
int[]) and
primitive wrapper arrays (like Integer[]). |
| BitField |
Operations on bit-mapped fields.
|
| BooleanUtils |
Operations on boolean primitives and Boolean objects.
|
| CharEncoding |
Character encoding names required of every implementation of the Java platform.
|
| CharSequenceUtils |
Operations on
CharSequence that are
null safe. |
| CharSet |
A set of characters.
|
| CharSetUtils |
Operations on
CharSet instances. |
| CharUtils |
Operations on char primitives and Character objects.
|
| ClassUtils |
Operates on classes without using reflection.
|
| EnumUtils |
Utility library to provide helper methods for Java enums.
|
| LocaleUtils |
Operations to assist when working with a
Locale. |
| ObjectUtils |
Operations on
Object. |
| ObjectUtils.Null |
Class used as a null placeholder where
null
has another meaning. |
| RandomStringUtils |
Operations for random
Strings. |
| RandomUtils |
Utility library that supplements the standard
Random class. |
| Range<T> |
An immutable range of objects from a minimum to maximum point inclusive.
|
| SerializationUtils |
Assists with the serialization process and performs additional functionality based
on serialization.
|
| StringEscapeUtils |
Escapes and unescapes
Strings for
Java, Java Script, HTML and XML. |
| StringUtils |
Operations on
String that are
null safe. |
| SystemUtils |
Helpers for
java.lang.System. |
| Validate |
This class assists in validating arguments.
|
| Enum | Description |
|---|---|
| JavaVersion |
An enum representing all the versions of the Java specification.
|
| Exception | Description |
|---|---|
| SerializationException |
Exception thrown when the Serialization process fails.
|
java.lang classes.Most of these classes are immutable and thus thread-safe. However Charset is not currently guaranteed thread-safe under all circumstances.
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