private synchronized void activeSetting(String config) {
        if (log.isDebugEnabled()) {
            log.debug("Updating using new static config: {}", config);
        }
        rawConfig = config;
        updateConfig(new StringReader(Strings.nullToEmpty(config)));
    }
Apdex threshold configuration dictionary adapter. Looking up a service apdex threshold from dynamic config service.
oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/ApdexThresholdConfig.java