Package org.jboss.internal.soa.esb.services.drools.aspect

Source Code of org.jboss.internal.soa.esb.services.drools.aspect.DroolsReteooFactHandleFactoryAspect

/*
* Copyright 2005 JBoss Inc
*
* Licensed 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.jboss.internal.soa.esb.services.drools.aspect;

import java.sql.Date;
import org.jboss.aop.joinpoint.MethodInvocation;

import org.drools.common.AbstractFactHandleFactory;
import org.drools.common.DefaultFactHandle;
import org.drools.common.EventFactHandle;
import org.drools.common.InternalFactHandle;
import org.drools.common.InternalWorkingMemory;
import org.drools.rule.TypeDeclaration;
import org.drools.runtime.rule.WorkingMemoryEntryPoint;
import org.drools.spi.FactHandleFactory;

import org.drools.reteoo.ObjectTypeConf;
import org.drools.reteoo.ReteooFactHandleFactory;

public class DroolsReteooFactHandleFactoryAspect {

    private static final long serialVersionUID = 510l;

    /* (non-Javadoc)
     * @see org.drools.reteoo.FactHandleFactory#newFactHandle(long)
     */
    public final InternalFactHandle newFactHandle(final MethodInvocation invocation) {
  final Object[] args = invocation.getArguments();
  final int id = ((Integer) args[0]).intValue();
  final Object object = (Object) args[1];
  final long recency = ((Long) args[2]).longValue();
  final ObjectTypeConf conf = (ObjectTypeConf) args[3];
  final InternalWorkingMemory workingMemory = (InternalWorkingMemory) args[4];
  final WorkingMemoryEntryPoint wmEntryPoint = (WorkingMemoryEntryPoint) args[5]

        if ( conf != null && conf.isEvent() ) {
            TypeDeclaration type = conf.getTypeDeclaration();
            long timestamp;
            if ((type != null) && (type.getTimestampExtractor() != null ) && ( type.getTimestampExtractor().getExtractToClass() != null) ) {
                if ( Date.class.isAssignableFrom( type.getTimestampExtractor().getExtractToClass() ) ) {
                    timestamp = ((Date) type.getTimestampExtractor().getValue( workingMemory,
                                                                               object )).getTime();
                } else {
                    timestamp = type.getTimestampExtractor().getLongValue( workingMemory,
                                                                           object );
                }
            } else {
                timestamp = workingMemory.getTimerService().getCurrentTime();
            }
            long duration = 0;
            if ((type!=null) && ( type.getDurationExtractor() != null)) {
                duration = type.getDurationExtractor().getLongValue( workingMemory,
                                                                     object );
            }
            return new EventFactHandle( id,
                                        object,
                                        recency,
                                        timestamp,
                                        duration,
                                        wmEntryPoint );
        } else {
            return new DefaultFactHandle( id,
                                          object,
                                          recency,
                                          wmEntryPoint );
        }
    }

    /* (non-Javadoc)
     * @see org.drools.reteoo.FactHandleFactory#newInstance()
     */
    public FactHandleFactory newInstance() {
        return new ReteooFactHandleFactory();
    }

    public FactHandleFactory newInstance(int id,
                                         long counter) {
        return new ReteooFactHandleFactory( id,
                                            counter );
    }

    public Class getFactHandleType() {
        return DefaultFactHandle.class;
    }
}
TOP

Related Classes of org.jboss.internal.soa.esb.services.drools.aspect.DroolsReteooFactHandleFactoryAspect

TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.