aeron-driver/src/main/java/io/aeron/driver/Configuration.java
public static TerminationValidator terminationValidator()
    {
        TerminationValidator validator = null;
        try
        {
            final String className = getProperty(TERMINATION_VALIDATOR_PROP_NAME);
            if (null == className)
            {
                return new DefaultDenyTerminationValidator();
            }

            validator = (TerminationValidator)Class.forName(className).getConstructor().newInstance();
        }
        catch (final Exception ex)
        {
            LangUtil.rethrowUnchecked(ex);
        }

        return validator;
    }
public static TerminationValidator terminationValidator()
    {
        TerminationValidator validator = null;
        try
        {
            final String className = getProperty(TERMINATION_VALIDATOR_PROP_NAME);
            if (null == className)
            {
                return new DefaultDenyTerminationValidator();
            }

            validator = (TerminationValidator)Class.forName(className).getConstructor().newInstance();
        }
        catch (final Exception ex)
        {
            LangUtil.rethrowUnchecked(ex);
        }

        return validator;
    }
Get the {@link TerminationValidator} implementations which can be used for validating a termination request
sent to the driver to ensure the client has the right to terminate a driver.

@return the {@link TerminationValidator}