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java.lang.Object | +--org.apache.commons.lang.enums.EnumUtils
Utility class for accessing and manipulating Enums.
Enum,
ValuedEnum| Constructor Summary | |
EnumUtils()
Public constructor. |
|
| Method Summary | |
static ValuedEnum |
getEnum(Class enumClass,
int value)
Gets a ValuedEnum object by class and value. |
static Enum |
getEnum(Class enumClass,
String name)
Gets an Enum object by class and name. |
static List |
getEnumList(Class enumClass)
Gets the List of Enum objects using
the Enum class. |
static Map |
getEnumMap(Class enumClass)
Gets the Map of Enum objects by
name using the Enum class. |
static Iterator |
iterator(Class enumClass)
Gets an Iterator over the Enum objects
in an Enum class. |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
public EnumUtils()
| Method Detail |
public static Enum getEnum(Class enumClass,
String name)
Gets an Enum object by class and name.
enumClass - the class of the Enum to getname - the name of the Enum to get, may be nullIllegalArgumentException - if the enum class is null
public static ValuedEnum getEnum(Class enumClass,
int value)
Gets a ValuedEnum object by class and value.
enumClass - the class of the Enum to getvalue - the value of the Enum to getIllegalArgumentException - if the enum class is nullpublic static Map getEnumMap(Class enumClass)
Gets the Map of Enum objects by
name using the Enum class.
If the requested class has no enum objects an empty
Map is returned. The Map is unmodifiable.
enumClass - the class of the Enum to getIllegalArgumentException - if the enum class is nullIllegalArgumentException - if the enum class is not a subclass
of Enumpublic static List getEnumList(Class enumClass)
Gets the List of Enum objects using
the Enum class.
The list is in the order that the objects were created (source code order).
If the requested class has no enum objects an empty
List is returned. The List is unmodifiable.
enumClass - the class of the Enum to getIllegalArgumentException - if the enum class is nullIllegalArgumentException - if the enum class is not a subclass
of Enumpublic static Iterator iterator(Class enumClass)
Gets an Iterator over the Enum objects
in an Enum class.
The iterator is in the order that the objects were created (source code order).
If the requested class has no enum objects an empty
Iterator is returned. The Iterator
is unmodifiable.
enumClass - the class of the Enum to getIterator of the Enum objectsIllegalArgumentException - if the enum class is nullIllegalArgumentException - if the enum class is not a subclass of Enum
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