package com.ld.igds.protocol.bhzn.grainv1.server;
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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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import org.springframework.stereotype.Service;
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/**
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* 提供心跳信息
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*
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* @author Andy
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*/
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@Slf4j
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@Service
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public class BhznGrainV1HeartbeatImpl implements HeartbeatProvider {
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@Override
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public byte[] provide(IoSession session) {
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//直接根据主机SESSIOn判断
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IoSession session1 = BhznGrainV1ServerUtils.getSession();
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Long lastBeatTime = BhznGrainV1ServerUtils.getHearBeat(session1);
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if (null == lastBeatTime) {
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return null;
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}
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//如果最后一次终端心跳时间距离当前时间大于 终端心跳时间的3次，则判断为离线
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long deTime = System.currentTimeMillis() - lastBeatTime;
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if (deTime > (BhznGrainV1ServerUtils.HEART_BEAT_TIME * 3 * 1000)) {
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log.info("-----------超过{}秒未获取到心跳信息，判定终端离线，踢出连接------------{}-{}", deTime, session.getAddress(), session.getPort());
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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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