org.basex.query.xquery.expr
Class Arr

java.lang.Object
  org.basex.query.xquery.expr.Expr
      org.basex.query.xquery.expr.Arr

Direct Known Subclasses:

And, CAttr, CElem, Except, FTAnd, FTMildNot, FTOr, FunCall, InterSect, List, Or, Path, Pred, Step, TypeSwitch, Union

public abstract class Arr
extends Expr

Abstract array expression.

Author:

Workgroup DBIS, University of Konstanz 2005-07, ISC License, Christian Gruen

Field Summary

Expr[]

list Expression list.

Fields inherited from class org.basex.query.xquery.expr.Expr

type

Method Summary

Expr	comp(XQContext ctx) Optimizes and compiles the expression tree.

Methods inherited from class org.basex.query.xquery.expr.Expr

cls, d, e, eval, i, info, n, node, s, size, str, toString, u

Methods inherited from class java.lang.Object

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

Field Detail

list

public Expr[] list

Expression list.

Method Detail

comp

public Expr comp(XQContext ctx)
          throws XQException

Description copied from class: Expr

Optimizes and compiles the expression tree.

Specified by:

comp in class Expr

Parameters:

ctx - query context

Returns:

optimized Expression

Throws:

XQException - evaluation exception