public boolean containsKey()

in log4j-api-to-slf4j/src/main/java/org/apache/logging/slf4j/MDCContextMap.java [73:76]

• 4 lines of code
• 2 McCabe index (conditional complexity)

    public boolean containsKey(final String key) {
        final Map<String, String> map = MDC.getCopyOfContextMap();
        return map != null && map.containsKey(key);
    }