Package org.drools.core.event

Source Code of org.drools.core.event.RuleRuntimeEventSupport

/*
* 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.drools.core.event;

import java.util.Iterator;

import org.kie.api.runtime.rule.FactHandle;
import org.drools.core.common.InternalWorkingMemory;
import org.drools.core.event.rule.impl.ObjectDeletedEventImpl;
import org.drools.core.event.rule.impl.ObjectInsertedEventImpl;
import org.drools.core.event.rule.impl.ObjectUpdatedEventImpl;
import org.drools.core.spi.PropagationContext;
import org.kie.api.event.rule.RuleRuntimeEventListener;

public class RuleRuntimeEventSupport extends AbstractEventSupport<RuleRuntimeEventListener> {

    public void fireObjectInserted(final PropagationContext propagationContext,
                                   final FactHandle handle,
                                   final Object object,
                                   final InternalWorkingMemory workingMemory) {
        final Iterator<RuleRuntimeEventListener> iter = getEventListenersIterator();

        if (iter.hasNext()) {
            ObjectInsertedEventImpl event = new ObjectInsertedEventImpl(workingMemory,
                                                                        propagationContext,
                                                                        handle,
                                                                        object);

            do {
                iter.next().objectInserted(event);
            } while (iter.hasNext());
        }
    }

    public void fireObjectUpdated(final PropagationContext propagationContext,
                                  final FactHandle handle,
                                  final Object oldObject,
                                  final Object object,
                                  final InternalWorkingMemory workingMemory) {
        final Iterator<RuleRuntimeEventListener> iter = getEventListenersIterator();

        if (iter.hasNext()) {
            ObjectUpdatedEventImpl event = new ObjectUpdatedEventImpl(workingMemory,
                                                                      propagationContext,
                                                                      handle,
                                                                      oldObject,
                                                                      object);

            do {
                iter.next().objectUpdated(event);
            } while (iter.hasNext());
        }
    }

    public void fireObjectRetracted(final PropagationContext propagationContext,
                                    final FactHandle handle,
                                    final Object oldObject,
                                    final InternalWorkingMemory workingMemory) {
        final Iterator<RuleRuntimeEventListener> iter = getEventListenersIterator();

        if (iter.hasNext()) {
            ObjectDeletedEventImpl event = new ObjectDeletedEventImpl(workingMemory,
                                                                      propagationContext,
                                                                      handle,
                                                                      oldObject);

            do {
                iter.next().objectDeleted(event);
            } while (iter.hasNext());
        }
    }

    public void reset() {
        this.clear();
    }
}
TOP

Related Classes of org.drools.core.event.RuleRuntimeEventSupport

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.