100 lines
2.7 KiB
Java
100 lines
2.7 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.tribes.transport;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ConcurrentMap;
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import org.apache.catalina.tribes.Member;
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public class SenderState {
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public static final int READY = 0;
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public static final int SUSPECT = 1;
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public static final int FAILING = 2;
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protected static final ConcurrentMap<Member, SenderState> memberStates = new ConcurrentHashMap<>();
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public static SenderState getSenderState(Member member) {
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return getSenderState(member, true);
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}
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public static SenderState getSenderState(Member member, boolean create) {
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SenderState state = memberStates.get(member);
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if (state == null && create) {
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state = new SenderState();
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SenderState current = memberStates.putIfAbsent(member, state);
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if (current != null) {
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state = current;
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}
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}
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return state;
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}
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public static void removeSenderState(Member member) {
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memberStates.remove(member);
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}
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// ----------------------------------------------------- Instance Variables
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private volatile int state = READY;
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// ----------------------------------------------------- Constructor
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private SenderState() {
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this(READY);
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}
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private SenderState(int state) {
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this.state = state;
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}
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/**
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*
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* @return boolean
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*/
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public boolean isSuspect() {
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return (state == SUSPECT) || (state == FAILING);
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}
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public void setSuspect() {
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state = SUSPECT;
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}
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public boolean isReady() {
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return state == READY;
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}
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public void setReady() {
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state = READY;
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}
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public boolean isFailing() {
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return state == FAILING;
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}
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public void setFailing() {
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state = FAILING;
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}
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// ----------------------------------------------------- Public Properties
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}
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