org.basex.query.xquery.expr
Class CDoc

java.lang.Object
  extended by org.basex.query.ExprInfo
      extended by org.basex.query.xquery.expr.Expr
          extended by org.basex.query.xquery.expr.Single
              extended by org.basex.query.xquery.expr.CDoc

public final class CDoc
extends Single

Document fragment.

Author:
Workgroup DBIS, University of Konstanz 2005-08, ISC License, Christian Gruen

Nested Class Summary
 
Nested classes/interfaces inherited from class org.basex.query.xquery.expr.Expr
Expr.Return, Expr.Using
 
Field Summary
 
Fields inherited from class org.basex.query.xquery.expr.Single
expr
 
Constructor Summary
CDoc(Expr e)
          Constructor.
 
Method Summary
 java.lang.String info()
          Returns a string description of the expression.
 Iter iter(XQContext ctx)
          Evaluates the expression and returns an iterator on the resulting items.
 java.lang.String toString()
           
 
Methods inherited from class org.basex.query.xquery.expr.Single
comp, plan, returned, uses
 
Methods inherited from class org.basex.query.xquery.expr.Expr
e, i
 
Methods inherited from class org.basex.query.ExprInfo
color, name
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

CDoc

public CDoc(Expr e)
Constructor.

Parameters:
e - expression
Method Detail

iter

public Iter iter(XQContext ctx)
          throws XQException
Description copied from class: Expr
Evaluates the expression and returns an iterator on the resulting items.

Specified by:
iter in class Expr
Parameters:
ctx - query context
Returns:
resulting item
Throws:
XQException - evaluation exception

toString

public java.lang.String toString()
Specified by:
toString in class ExprInfo

info

public java.lang.String info()
Description copied from class: ExprInfo
Returns a string description of the expression. Contrary to the ExprInfo.toString() method, the current expressions aren't included in the output.

Overrides:
info in class ExprInfo
Returns:
result of check