org.basex.query.path
Class IterStep
java.lang.Object
org.basex.query.ExprInfo
org.basex.query.expr.Expr
org.basex.query.expr.Preds
org.basex.query.path.Step
org.basex.query.path.IterStep
public final class IterStep
- extends Step
Path expression. Mustn't be called with more than one predicate.
- Author:
- Workgroup DBIS, University of Konstanz 2005-10, ISC License, Christian Gruen
Nested classes/interfaces inherited from class org.basex.query.expr.Expr |
Expr.Use |
Fields inherited from class org.basex.query.path.Step |
axis, test |
Fields inherited from class org.basex.query.expr.Preds |
pred |
Methods inherited from class org.basex.query.expr.Expr |
addText, atomic, checkCtx, checkDbl, checkItr, duplicates, e, ebv, i, indexAccessible, indexEquivalent, size, test, v |
IterStep
public IterStep(Axis a,
Test t,
Expr[] p,
Pos ps,
boolean l)
- Constructor.
- Parameters:
a
- axist
- node testp
- predicatesps
- position predicatel
- lastFlag is true if predicate has a last function
iter
public NodeIter iter(QueryContext ctx)
- Description copied from class:
Expr
- Evaluates the expression and returns an iterator on the resulting items.
If this method is not overwritten,
Expr.atomic(org.basex.query.QueryContext)
must be implemented.
- Overrides:
iter
in class Step
- Parameters:
ctx
- query context
- Returns:
- resulting item