org.dizitart.no2

Enum NullOrder

java.lang.Object

java.lang.Enum<NullOrder>

org.dizitart.no2.NullOrder

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<NullOrder>

public enum NullOrder
extends java.lang.Enum<NullOrder>

An enum to specify where to place null values during sort.

Since:

3.1.0

Enum Constant Summary

Enum Constants

Enum Constant and Description
Default Places null values at default location.
First Places null values at first.
Last Places null values at last.

Method Summary

Modifier and Type	Method and Description
static NullOrder	valueOf(java.lang.String name) Returns the enum constant of this type with the specified name.
static NullOrder[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

First

public static final NullOrder First

Places null values at first.

Last

public static final NullOrder Last

Places null values at last.

Default

public static final NullOrder Default

Places null values at default location.

Method Detail

values

public static NullOrder[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (NullOrder c : NullOrder.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static NullOrder valueOf(java.lang.String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

java.lang.IllegalArgumentException - if this enum type has no constant with the specified name

java.lang.NullPointerException - if the argument is null