package com.ld.igds.protocol.quantity.shuhan.server;
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import com.ld.igds.protocol.quantity.shuhan.ShuHanUtils;
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import com.ld.io.api.HeartbeatProvider;
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import com.ld.io.api.IoSession;
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import lombok.extern.slf4j.Slf4j;
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/**
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* 心跳检测，当前服务器心跳维持为终端维持，当前只验证维持是否正常
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*/
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@Slf4j
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public class HeartbeatProviderImpl implements HeartbeatProvider {
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@Override
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public byte[] provide(IoSession session) {
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log.debug("------------------蜀汉插件心跳验证判断----------------");
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Long lastTime = ShuHanUtils.getHeartBeat(session.getAddress(), session.getPort());
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if (null == lastTime) {
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return null;
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}
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long cur = System.currentTimeMillis();
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// 如果两次心跳，间隔大于规定3次心跳周期则判断为离线
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if (cur - lastTime > ShuHanUtils.HEART_BEAT_TIME * 3 * 1000) {
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ShuHanUtils.delHeartBeat(session.getAddress(), session.getPort());
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log.info("---------蜀汉心跳验证判断超时，连接被销毁--------KEY={}", session.getBusinessKey());
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session.destroy();
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}
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return null;
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}
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}
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