public abstract class QueryPlan extends Object
Title: Query Plan abstraction.
Description:
Copyright: Copyright (c) 2007
Company: Clark & Parsia, LLC.
| Modifier and Type | Method and Description |
|---|---|
abstract void |
back()
Goes one level back to the last atom.
|
Query |
getQuery() |
abstract boolean |
hasNext()
Checks whether there is another atom to execute.
|
abstract QueryAtom |
next(ResultBinding binding)
Returns next atom to be executed w.r.
|
abstract void |
reset()
Resets the query planner.
|
protected Query query
public QueryPlan(Query query)
public Query getQuery()
public abstract QueryAtom next(ResultBinding binding)
binding - public abstract void back()
public abstract boolean hasNext()
public abstract void reset()
Copyright © 2019. All rights reserved.