org.jrdf.query
Class DefaultQueryExecutor

java.lang.Object
  org.jrdf.query.DefaultQueryExecutor

All Implemented Interfaces:

org.jrdf.query.JrdfQueryExecutor

public final class DefaultQueryExecutor

extends Object

implements org.jrdf.query.JrdfQueryExecutor

Default implementation of a JrdfQueryExecutor.

Version:

$Revision: 1.1 $

Author:

Tom Adams

Constructor Summary

DefaultQueryExecutor(Graph graph, URI securityDomain)
Creates executor to execute queries.

Method Summary

Answer

executeQuery(Query query) Executes a query against a graph.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultQueryExecutor

public DefaultQueryExecutor(Graph graph,
                            URI securityDomain)

Creates executor to execute queries.

Parameters:

graph - The graph to communicate with.

securityDomain - The security domain of the graph.

Method Detail

executeQuery

public Answer executeQuery(Query query)
                    throws JrdfConnectionException

Executes a query against a graph.

Specified by:

executeQuery in interface org.jrdf.query.JrdfQueryExecutor

Parameters:

query - The query to execute.

Returns:

The answer to the query, will never be null.

Throws:

JrdfConnectionException - If an error occurs while executing the query.