org.apache.jackrabbit.spi.commons.query.qom

Class OrderingImpl

java.lang.Object

org.apache.jackrabbit.spi.commons.query.qom.AbstractQOMNode

org.apache.jackrabbit.spi.commons.query.qom.OrderingImpl

All Implemented Interfaces:

Ordering

public class OrderingImpl
extends AbstractQOMNode
implements Ordering

OrderingImpl...

Field Summary

Fields

Modifier and Type	Field and Description
static OrderingImpl[]	EMPTY_ARRAY Empty OrderingImpl array.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	accept(QOMTreeVisitor visitor, java.lang.Object data) Accepts a visitor and calls the appropriate visit method depending on the type of this QOM node.
DynamicOperand	getOperand() The operand by which to order.
java.lang.String	getOrder() Gets the order.
boolean	isAscending()
java.lang.String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

EMPTY_ARRAY

public static final OrderingImpl[] EMPTY_ARRAY

Empty OrderingImpl array.

Method Detail

getOperand

public DynamicOperand getOperand()

The operand by which to order.

Specified by:

getOperand in interface Ordering

Returns:

the operand; non-null

getOrder

public java.lang.String getOrder()

Gets the order.

Specified by:

getOrder in interface Ordering

Returns:

either

• QueryObjectModelConstants.JCR_ORDER_ASCENDING or
• QueryObjectModelConstants.JCR_ORDER_DESCENDING

isAscending

public boolean isAscending()

Returns:

true if this ordering is ascending. Returns false if ordering is descending.

accept

public java.lang.Object accept(QOMTreeVisitor visitor,
                               java.lang.Object data)
                        throws java.lang.Exception

Accepts a visitor and calls the appropriate visit method depending on the type of this QOM node.

Specified by:

accept in class AbstractQOMNode

Parameters:

visitor - the visitor.

data - user defined data, which is passed to the visit method.

Throws:

java.lang.Exception

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object