public boolean getBooleanProperty(String name) {
        if (getProperty(name) == null) {
            return false;
        }
        return Boolean.parseBoolean(getProperty(name));
    }
Helper method to parse boolean request flags, using
Boolean.parseBoolean(String). Unset values are regarded as false.

@param name the name of a request property
@return whether the property has been explicitly set to true
container-core/src/main/java/com/yahoo/container/jdisc/HttpRequest.java