public ScriptEngine getScriptEngine()

in src/main/java/org/apache/sling/hc/support/impl/ScriptedHealthCheck.java [252:266]

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

        public ScriptEngine getScriptEngine(ScriptEngineManager scriptEngineManager, String language) {
            List<ScriptEngineFactory> engineFactories = scriptEngineManager.getEngineFactories();
            ScriptEngine scriptEngine = engineFactories.stream()
                .filter(s -> language.equalsIgnoreCase(s.getLanguageName()))
                .findFirst()
                .map(ScriptEngineFactory::getScriptEngine)
                .orElse(null);
            if(scriptEngine == null) {
                Set<String> availableLanguages = engineFactories.stream()
                    .map(ScriptEngineFactory::getLanguageName)
                    .collect(Collectors.toSet());
                throw new IllegalArgumentException("No ScriptEngineFactory found for language " + language + " (available languages: " + availableLanguages + ")");
            }
            return scriptEngine;
        }