org.basex.query.func
Class FNIndex

java.lang.Object
  org.basex.util.TokenSet
      org.basex.query.func.FNIndex

public final class FNIndex
extends TokenSet

Global expression context.

Author:

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

Method Summary

void	error(byte[] name) Finds similar function names for throwing an error message.
static FNIndex	get() Gets the function instance.
Fun	get(byte[] name, byte[] uri, Expr[] args) Returns the specified function.

Methods inherited from class org.basex.util.TokenSet

add, delete, id, key, keys, read, size, write

Methods inherited from class java.lang.Object

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

Method Detail

get

public static FNIndex get()

Gets the function instance.

Returns:

instance

get

public Fun get(byte[] name,
               byte[] uri,
               Expr[] args)
        throws QueryException

Returns the specified function.

Parameters:

name - function name

uri - function uri

args - optional arguments

Returns:

function instance

Throws:

QueryException - query exception

error

public void error(byte[] name)
           throws QueryException

Finds similar function names for throwing an error message.

Parameters:

name - function name

Throws:

QueryException - query exception