governance/src/main/java/org/apache/servicecomb/governance/handler/IdentifierRateLimitingHandler.java [84:102]:
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    LOGGER.info("applying new policy {} for {}", key, policy.toString());

    RateLimiterConfig config = RateLimiterConfig.custom()
        .limitForPeriod(policy.getRate())
        .limitRefreshPeriod(Duration.parse(policy.getLimitRefreshPeriod()))
        .timeoutDuration(Duration.parse(policy.getTimeoutDuration()))
        .build();
    RateLimiterRegistry rateLimiterRegistry = RateLimiterRegistry.of(config);
    if (meterRegistry != null) {
      TaggedRateLimiterMetrics
          .ofRateLimiterRegistry(RateLimiterMetricNames.custom()
                  .availablePermissionsMetricName(
                      this.rateLimitProperties.getConfigKey() + ".available.permissions")
                  .waitingThreadsMetricName(this.rateLimitProperties.getConfigKey() + ".waiting.threads")
                  .build(),
              rateLimiterRegistry)
          .bindTo(meterRegistry);
    }
    return new DisposableRateLimiter(key, rateLimiterRegistry.rateLimiter(key), rateLimiterRegistry);
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governance/src/main/java/org/apache/servicecomb/governance/handler/RateLimitingHandler.java [59:77]:
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    LOGGER.info("applying new policy {} for {}", key, policy.toString());

    RateLimiterConfig config = RateLimiterConfig.custom()
        .limitForPeriod(policy.getRate())
        .limitRefreshPeriod(Duration.parse(policy.getLimitRefreshPeriod()))
        .timeoutDuration(Duration.parse(policy.getTimeoutDuration()))
        .build();
    RateLimiterRegistry rateLimiterRegistry = RateLimiterRegistry.of(config);
    if (meterRegistry != null) {
      TaggedRateLimiterMetrics
          .ofRateLimiterRegistry(RateLimiterMetricNames.custom()
                  .availablePermissionsMetricName(
                      this.rateLimitProperties.getConfigKey() + ".available.permissions")
                  .waitingThreadsMetricName(this.rateLimitProperties.getConfigKey() + ".waiting.threads")
                  .build(),
              rateLimiterRegistry)
          .bindTo(meterRegistry);
    }
    return new DisposableRateLimiter(key, rateLimiterRegistry.rateLimiter(key), rateLimiterRegistry);
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