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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.runtime.process;
A work item manager is responsible for finding the right work item handler when a work item should be executed and should be notified when this work item has been completed (or aborted).
public interface WorkItemManager {

    
Notifies the work item manager that the work item with the given id has been completed. Results related to the execution of this work item can be passed.

Parameters:
id the id of the work item that has been completed
results the results related to this work item, or null if there are no results
    void completeWorkItem(long id,
                          Map<StringObjectresults);

    
Notifies the work item manager that the work item with the given id could not be executed and should be aborted.

Parameters:
id the id of the work item that should be aborted
    void abortWorkItem(long id);

    
Register the given handler for all work items of the given type of work

Parameters:
workItemName the type of work this work item handler can execute
handler the handler for executing work items
    void registerWorkItemHandler(String workItemName,
                                 WorkItemHandler handler);
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