org.basex.query.ft
Class FTMildNot

java.lang.Object
  extended by org.basex.query.ExprInfo
      extended by org.basex.query.expr.Expr
          extended by org.basex.query.ft.FTExpr
              extended by org.basex.query.ft.FTMildNot

public final class FTMildNot
extends FTExpr

FTMildnot expression.

Author:
Workgroup DBIS, University of Konstanz 2005-10, ISC License, Christian Gruen

Nested Class Summary
 
Nested classes/interfaces inherited from class org.basex.query.expr.Expr
Expr.Use
 
Field Summary
 
Fields inherited from class org.basex.query.ft.FTExpr
expr
 
Constructor Summary
FTMildNot(FTExpr e1, FTExpr e2)
          Constructor.
 
Method Summary
 FTItem atomic(QueryContext ctx)
          This method is called by the sequential full-text evaluation.
 boolean indexAccessible(IndexContext ic)
          Checks if an index can be used for query evaluation.
 FTIter iter(QueryContext ctx)
          This method is called by the index-based full-text evaluation.
 String toString()
           
 
Methods inherited from class org.basex.query.ft.FTExpr
color, comp, indexEquivalent, plan, removable, remove, returned, uses
 
Methods inherited from class org.basex.query.expr.Expr
addText, checkCtx, checkDbl, checkItr, duplicates, e, ebv, i, sameAs, size, test, v
 
Methods inherited from class org.basex.query.ExprInfo
info, name
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

FTMildNot

public FTMildNot(FTExpr e1,
                 FTExpr e2)
          throws QueryException
Constructor.

Parameters:
e1 - first expression
e2 - second expression
Throws:
QueryException - query exception
Method Detail

atomic

public FTItem atomic(QueryContext ctx)
              throws QueryException
Description copied from class: FTExpr
This method is called by the sequential full-text evaluation.

Specified by:
atomic in class FTExpr
Parameters:
ctx - query context
Returns:
resulting item
Throws:
QueryException - query exception

iter

public FTIter iter(QueryContext ctx)
            throws QueryException
Description copied from class: FTExpr
This method is called by the index-based full-text evaluation.

Specified by:
iter in class FTExpr
Parameters:
ctx - query context
Returns:
resulting item
Throws:
QueryException - query exception

indexAccessible

public boolean indexAccessible(IndexContext ic)
                        throws QueryException
Description copied from class: Expr
Checks if an index can be used for query evaluation.

Overrides:
indexAccessible in class Expr
Parameters:
ic - index context
Returns:
true if an index can be used
Throws:
QueryException - query exception

toString

public String toString()
Specified by:
toString in class ExprInfo