org.apache.tomcat.util.threads.ResizableExecutor Maven / Gradle / Ivy
/*
* 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.tomcat.util.threads;
import java.util.concurrent.Executor;
public interface ResizableExecutor extends Executor {
/**
* Returns the current number of threads in the pool.
*
* @return the number of threads
*/
public int getPoolSize();
public int getMaxThreads();
/**
* Returns the approximate number of threads that are actively executing
* tasks.
*
* @return the number of threads
*/
public int getActiveCount();
public boolean resizePool(int corePoolSize, int maximumPoolSize);
public boolean resizeQueue(int capacity);
}