river-container-core/src/main/java/org/apache/river/container/work/WorkingContext.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.apache.river.container.work;

import java.util.concurrent.ScheduledExecutorService;

/**

 @author trasukg
 */
public interface WorkingContext {
    /**
    Retrieve the instance of the WorkManager interface that goes with this
    context.
    @return The WorkManager instance.
    */
    ScheduledExecutorService getScheduledExecutorService();
    
    /**
    Answer how many threads are currently active in this context.
    @return number of active threads.
    */
    int getActiveThreadCount();
    
    /**
    Attempt to stop all threads in the context by interrupting them.
    */
    void shutdown();
    
    /** 
     * Interrupt all threads associated with this working context.
     */
    void interrupt();
}