Examples with InstanceByProto com.tencent.polaris.client.pojo.InstanceByProto used on opensource projects

Example 6 with InstanceByProto

use of com.tencent.polaris.client.pojo.InstanceByProto in project polaris-java by polarismesh.

the class ConsecutiveCircuitBreaker method stat.

@Override
public boolean stat(InstanceGauge gauge) {
    InstanceByProto instance = ChangeStateUtils.getInstance(gauge, localRegistry);
    if (null == instance) {
        return false;
    }
    InstanceLocalValue instanceLocalValue = instance.getInstanceLocalValue();
    if (null == instanceLocalValue) {
        return false;
    }
    ConfigSet<Config> configSet = CircuitBreakUtils.getConfigSet(gauge, this);
    StatusDimension statusDimension = ChangeStateUtils.buildStatusDimension(gauge, configSet.getLevel());
    if (CircuitBreakUtils.instanceClose(instance, statusDimension)) {
        Object pluginValue = instanceLocalValue.getPluginValue(id, create);
        ConsecutiveCounter consecutiveCounter = (ConsecutiveCounter) pluginValue;
        RetStatus retStatus = gauge.getRetStatus();
        int failCount;
        if (retStatus == RetStatus.RetFail) {
            failCount = consecutiveCounter.onFail(statusDimension);
        } else {
            consecutiveCounter.resetCounter(statusDimension);
            failCount = 0;
        }
        return failCount == configSet.getPlugConfig().getContinuousErrorThreshold();
    } else if (CircuitBreakUtils.instanceHalfOpen(instance, statusDimension)) {
        // 半开计数器
        Object pluginValue = instanceLocalValue.getPluginValue(id, create);
        HalfOpenCounter consecutiveCounter = (HalfOpenCounter) pluginValue;
        RetStatus retStatus = gauge.getRetStatus();
        return consecutiveCounter.triggerHalfOpenConversion(statusDimension, retStatus, configSet.getHalfOpenConfig());
    }
    return false;
}