mondrian.olap
Class QueryPart

java.lang.Object
  mondrian.olap.QueryPart

All Implemented Interfaces:

Walkable

Direct Known Subclasses:

CellProperty, DrillThrough, ExpBase, Explain, Formula, MemberProperty, Query, QueryAxis

public abstract class QueryPart
extends Object
implements Walkable

Component of an MDX query (derived classes include Query, Axis, Exp, Level).

Author:

jhyde, 23 January, 1999

Constructor Summary

QueryPart()
Creates a QueryPart.

Method Summary

void	explain(PrintWriter pw) Returns the plan that Mondrian intends to use to execute this query.
Object[]	getChildren() Returns an array of the object's children.
void	unparse(PrintWriter pw) Writes a string representation of this parse tree node to the given writer.

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryPart

QueryPart()

Creates a QueryPart.

Method Detail

unparse

public void unparse(PrintWriter pw)

Writes a string representation of this parse tree node to the given writer.

Parameters:

pw - writer

getChildren

public Object[] getChildren()

Description copied from interface: Walkable

Returns an array of the object's children. Those which are not Walkable are ignored.

Specified by:

getChildren in interface Walkable

explain

public void explain(PrintWriter pw)

Returns the plan that Mondrian intends to use to execute this query.

Parameters:

pw - Print writer