66 lines
2.4 KiB
Java
66 lines
2.4 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.catalina;
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/**
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* The list of valid states for components that implement {@link Lifecycle}.
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* See {@link Lifecycle} for the state transition diagram.
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*/
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public enum LifecycleState {
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NEW(false, null),
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INITIALIZING(false, Lifecycle.BEFORE_INIT_EVENT),
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INITIALIZED(false, Lifecycle.AFTER_INIT_EVENT),
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STARTING_PREP(false, Lifecycle.BEFORE_START_EVENT),
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STARTING(true, Lifecycle.START_EVENT),
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STARTED(true, Lifecycle.AFTER_START_EVENT),
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STOPPING_PREP(true, Lifecycle.BEFORE_STOP_EVENT),
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STOPPING(false, Lifecycle.STOP_EVENT),
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STOPPED(false, Lifecycle.AFTER_STOP_EVENT),
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DESTROYING(false, Lifecycle.BEFORE_DESTROY_EVENT),
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DESTROYED(false, Lifecycle.AFTER_DESTROY_EVENT),
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FAILED(false, null);
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private final boolean available;
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private final String lifecycleEvent;
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private LifecycleState(boolean available, String lifecycleEvent) {
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this.available = available;
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this.lifecycleEvent = lifecycleEvent;
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}
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/**
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* May the public methods other than property getters/setters and lifecycle
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* methods be called for a component in this state? It returns
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* <code>true</code> for any component in any of the following states:
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* <ul>
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* <li>{@link #STARTING}</li>
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* <li>{@link #STARTED}</li>
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* <li>{@link #STOPPING_PREP}</li>
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* </ul>
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*
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* @return <code>true</code> if the component is available for use,
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* otherwise <code>false</code>
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*/
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public boolean isAvailable() {
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return available;
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}
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public String getLifecycleEvent() {
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return lifecycleEvent;
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}
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}
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