org.eclipse.persistence.jpa.jpql.parser
Enum OrderByItem.Ordering

java.lang.Object
  java.lang.Enum<OrderByItem.Ordering>
      org.eclipse.persistence.jpa.jpql.parser.OrderByItem.Ordering

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<OrderByItem.Ordering>

Enclosing class:

OrderByItem

public static enum OrderByItem.Ordering
extends java.lang.Enum<OrderByItem.Ordering>

This enumeration lists all the possible choices for ordering an item.

Enum Constant Summary

ASC
The constant for 'ASC', which tells to order the items in ascending ordering.

DEFAULT
The constant used when the ordering is not specify, the default is ascending ordering.

DESC
The constant for 'DESC', which tells to order the items in descending ordering.

Method Summary

static OrderByItem.Ordering	valueOf(java.lang.String name) Returns the enum constant of this type with the specified name.
static OrderByItem.Ordering[]	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

ASC

public static final OrderByItem.Ordering ASC

The constant for 'ASC', which tells to order the items in ascending ordering.

DEFAULT

public static final OrderByItem.Ordering DEFAULT

The constant used when the ordering is not specify, the default is ascending ordering.

DESC

public static final OrderByItem.Ordering DESC

The constant for 'DESC', which tells to order the items in descending ordering.

Method Detail

values

public static OrderByItem.Ordering[] 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 (OrderByItem.Ordering c : OrderByItem.Ordering.values())
    System.out.println(c);

Returns:

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

valueOf

public static OrderByItem.Ordering 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