| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.jena.reasoner.rulesys.impl; |
| |
| import org.apache.jena.atlas.logging.Log; |
| import org.apache.jena.rdf.model.* ; |
| import org.apache.jena.reasoner.* ; |
| import org.apache.jena.util.FileManager ; |
| |
| /** |
| WrappedReasonerFactory - a wrapper round ReasonerFactories that |
| accepts a Resource configuring initial rules, schemas, etc. |
| */ |
| public final class WrappedReasonerFactory implements ReasonerFactory |
| { |
| protected final ReasonerFactory factory; |
| protected final Resource config; |
| |
| protected final Model schemaUnion = ModelFactory.createDefaultModel(); |
| |
| public WrappedReasonerFactory( ReasonerFactory rrf, Resource config ) |
| { super(); |
| this.factory = rrf; |
| this.config = config; |
| loadSchemas( schemaUnion, config ); } |
| |
| /** |
| Answer a Reasoner created according to the underlying factory, and then |
| loaded with this Wrapper's rules (if the Reasoner is a RuleReasoner) and |
| bound to this Wrapper's schemas (in an unspecified order). |
| */ |
| @Override |
| public Reasoner create( Resource ignored ) |
| { Reasoner result = factory.create( config ); |
| return schemaUnion.isEmpty() ? result : result.bindSchema( schemaUnion ); } |
| |
| public static final Property schemaURL = ResourceFactory.createProperty( "http://jena.hpl.hp.com/2003/08/jms#schemaURL" ); |
| |
| private static Model loadSchemas( Model schema, Resource R ) |
| { |
| StmtIterator schemas = R.listProperties( schemaURL ); |
| if (schemas.hasNext()) |
| Log.error(WrappedReasonerFactory.class, "ERROR: detected obsolete use of jms:schemaURL when wrapping a reasoner factory" ); |
| while (schemas.hasNext()) |
| { |
| Statement s = schemas.nextStatement(); |
| Resource sc = s.getResource(); |
| FileManager.getInternal().readModelInternal( schema, sc.getURI() ); |
| } |
| return schema; |
| } |
| |
| /** |
| Answer the capabilities of the underlying ReasonerFactory. |
| */ |
| @Override |
| public Model getCapabilities() |
| { return factory.getCapabilities(); } |
| |
| /** |
| Answer the URI of the underlying ReasonerFactory. |
| */ |
| @Override |
| public String getURI() |
| { return factory.getURI(); } |
| } |