objectlogevent.java

jboss规则引擎

package org.drools.audit.event;

/*
 * 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.
 */

/**
 * An object event logged by the WorkingMemoryLogger.
 * It is a snapshot of the event as it was thrown by the working memory.
 * It contains the fact id and a String represention of the object
 * at the time the event was logged.
 * 
 * @author <a href="mailto:[e-mail]">Kris Verlaenen </a>
 */
public class ObjectLogEvent extends LogEvent {

    private long   factId;
    private String objectToString;

    /**
     * Create a new activation log event.
     * 
     * @param type The type of event.  This can only be LogEvent.OBJECT_ASSERTED,
     * LogEvent.OBJECT_MODIFIED or LogEvent.OBJECT_RETRACTED.
     * @param factId The id of the fact
     * @param objectToString A toString of the fact 
     */
    public ObjectLogEvent(final int type,
                          final long factId,
                          final String objectToString) {
        super( type );
        this.factId = factId;
        this.objectToString = objectToString;
    }

    /**
     * Returns the fact id of the object this event is about.
     * 
     * @return the id of the fact
     */
    public long getFactId() {
        return this.factId;
    }

    /**
     * Returns a toString of the fact this event is about at the
     * time the event was created.
     * 
     * @return the toString of the fact
     */
    public String getObjectToString() {
        return this.objectToString;
    }
}