org.opengis.filter.sort

Class SortOrder

Object

CodeList<SortOrder>

SortOrder

All Implemented Interfaces:

Serializable, Comparable<SortOrder>

public final class SortOrder
extends CodeList<SortOrder>

Captures the SortBy order, ASC or DESC.

Since:

GeoAPI 2.1

Author:

Jody Garnett (Refractions Research)

See Also:

, Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static SortOrder	ASCENDING Represents acending order.
static SortOrder	DESCENDING Represents descending order.

Method Summary

Modifier and Type	Method and Description
SortOrder[]	family() Returns the list of enumerations of the same kind than this enum.
String	toSQL() Returns the element name for this sorting order as a SQL "ASC" or "DESC" keyword.
static SortOrder	valueOf(String code) Returns the sort order that matches the given string, or returns a new one if none match it.
static SortOrder[]	values() Returns the list of SortOrders.

Methods inherited from class CodeList

compareTo, equals, hashCode, identifier, matches, name, ordinal, readResolve, toString, valueOf

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

ASCENDING

@UML(identifier="ASC",
     obligation=CONDITIONAL,
     specification=OGC_02059)
public static final SortOrder ASCENDING

Represents acending order.

Note this has the string representation of "ASC" to agree with the Filter 1.1 specification.

DESCENDING

@UML(identifier="DESC",
     obligation=CONDITIONAL,
     specification=OGC_02059)
public static final SortOrder DESCENDING

Represents descending order.

Note this has the string representation of "DESC" to agree with the Filter 1.1 specification.

Method Detail

toSQL

public String toSQL()

Returns the element name for this sorting order as a SQL "ASC" or "DESC" keyword.

We have chosen to use the full names ASCENDING and DESCENDING for our code list. The original XML schema matches the SQL convention of ASC and DESC.

values

public static SortOrder[] values()

Returns the list of SortOrders.

Returns:

The list of codes declared in the current JVM.

family

public SortOrder[] family()

Returns the list of enumerations of the same kind than this enum.

Specified by:

family in class CodeList<SortOrder>

Returns:

The codes of the same kind than this code.

valueOf

public static SortOrder valueOf(String code)

Returns the sort order that matches the given string, or returns a new one if none match it.

Parameters:

code - The name of the code to fetch or to create.

Returns:

A code matching the given name.