org.exist.xquery
Class OrderSpec

java.lang.Object
  org.exist.xquery.OrderSpec

public class OrderSpec
extends Object

An XQuery order specifier as specified in an "order by" clause.

Author:

wolf

Field Summary

static int	ASCENDING_ORDER
static int	DESCENDING_ORDER
static int	EMPTY_GREATEST
static int	EMPTY_LEAST

Constructor Summary

OrderSpec(XQueryContext context, Expression sortExpr)

Method Summary

void	analyze(AnalyzeContextInfo contextInfo)
Collator	getCollator()
int	getModifiers()
Expression	getSortExpression()
void	resetState(boolean postOptimization)
void	setCollation(String collationURI)
void	setModifiers(int modifiers)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

ASCENDING_ORDER

public static final int ASCENDING_ORDER

See Also:

Constant Field Values

DESCENDING_ORDER

public static final int DESCENDING_ORDER

See Also:

Constant Field Values

EMPTY_GREATEST

public static final int EMPTY_GREATEST

See Also:

Constant Field Values

EMPTY_LEAST

public static final int EMPTY_LEAST

See Also:

Constant Field Values

Constructor Detail

OrderSpec

public OrderSpec(XQueryContext context,
                 Expression sortExpr)

Method Detail

analyze

public void analyze(AnalyzeContextInfo contextInfo)
             throws XPathException

Throws:

XPathException

setModifiers

public void setModifiers(int modifiers)

setCollation

public void setCollation(String collationURI)
                  throws XPathException

Throws:

XPathException

getSortExpression

public Expression getSortExpression()

getModifiers

public int getModifiers()

getCollator

public Collator getCollator()

toString

public String toString()

Overrides:

toString in class Object

resetState

public void resetState(boolean postOptimization)