org.apache.catalina.Executor 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.catalina;
import java.util.concurrent.TimeUnit;
public interface Executor extends java.util.concurrent.Executor, Lifecycle {
public String getName();
/**
* Executes the given command at some time in the future. The command
* may execute in a new thread, in a pooled thread, or in the calling
* thread, at the discretion of the Executor implementation.
* If no threads are available, it will be added to the work queue.
* If the work queue is full, the system will wait for the specified
* time until it throws a RejectedExecutionException
*
* @param command the runnable task
* @param timeout the length of time to wait for the task to complete
* @param unit the units in which timeout is expressed
*
* @throws java.util.concurrent.RejectedExecutionException if this task
* cannot be accepted for execution - the queue is full
* @throws NullPointerException if command or unit is null
*/
void execute(Runnable command, long timeout, TimeUnit unit);
}