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 /*
  * Copyright 2010 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.io;

Subscribes and unsubscribes the given notifier to the requested resource. The Monitor will inform the notifier when when results it subscribes to are changed via the ChangeSet interface.

This interface, as well as ChangeSet, ResourceChangeNotifier, ResourceChangeListener and ResourceChangeScanner are still considered subject to change. Use the XML format change-set, as part of the ResourceType api when adding to KnowledgeBuilder, which is considered stable. KnowledgeBuilder currently ignored Added/Modified xml elements, the KnowledgeAgent will use them, when rebuilding the KnowledgeBase.

public interface ResourceChangeMonitor {
    
Subscribe the notifier to receive change information on the given resource.

Parameters:
notifier
resource
                           Resource resource);

    
Unsubscribe the notifier for the given resource.

Parameters:
notifier
resource
                             Resource resource);
    public void setSystemEventListener(SystemEventListener listener);
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