http://www.jboss.org/undertow-parent/undertow-servlet: Undertow (JBoss by Red Hat) 
/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2014 Red Hat, Inc., and individual contributors
 * as indicated by the @author tags.
 *
 * 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 io.undertow.servlet.core;

import javax.servlet.ServletException;


An object that can be started or stopped.

Author:Stuart Douglas
/**
 *
 * An object that can be started or stopped.
 *
 * @author Stuart Douglas
 */
public interface Lifecycle {

    void start() throws ServletException;

    void stop() throws ServletException;

    boolean isStarted();

}