public static MetricKey valueOf(String keyStr) { MetricKey key = cachedMetricKey.get(keyStr); if (key == null) { key = new MetricKey(keyStr); cachedMetricKey.put(keyStr, key); } return key; } /**
public static MetricKey valueOf(String keyStr) { MetricKey key = cachedMetricKey.get(keyStr); if (key == null) { key = new MetricKey(keyStr); cachedMetricKey.put(keyStr, key); } return key; } /**