001    /**
002     * Copyright 2006 The Apache Software Foundation
003     *
004     *  Licensed under the Apache License, Version 2.0 (the "License");
005     *  you may not use this file except in compliance with the License.
006     *  You may obtain a copy of the License at
007     *
008     *     http://www.apache.org/licenses/LICENSE-2.0
009     *
010     *  Unless required by applicable law or agreed to in writing, software
011     *  distributed under the License is distributed on an "AS IS" BASIS,
012     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     *  See the License for the specific language governing permissions and
014     *  limitations under the License.
015     */
016    package org.apache.geronimo.system.threads;
017    
018    /**
019     * Management interface for thread pools
020     *
021     * @version $Rev: 410741 $ $Date: 2006-05-31 21:35:48 -0700 (Wed, 31 May 2006) $
022     */
023    public interface ThreadPool {
024        /**
025         * Gets the maximum number of threads allowed for this thread pool
026         */
027        int getPoolSize();
028    
029        /**
030         * Executes work on behalf of a named client.  This helps the thread pool
031         * track who's using its threads.
032         * @param consumerName  A name identifying the caller, to be used in
033         *                      the management statistics for this pool, etc.
034         * @param runnable      The work to be done by a thread in the pool
035         */
036        void execute(String consumerName, Runnable runnable) throws InterruptedException;
037    }