code: private final static void checkEnvironment() {
  		// Check java support.!
  		boolean javaSupport = EnvUtil.isJDK7OrHigher();
  		if (!javaSupport) {
  			Log.error("Your Java version (", EnvUtil.getJavaersion(), ") is not supported for Audit4j. ",
  					ErrorGuide.getGuide(ErrorGuide.JAVA_VERSION_ERROR));
  			throw new InitializationException("Java version is not supported.");
  		}
  	}
docs: Check environment.
  
  @since 2.3.0