return new URL(new URL(currentUrl), url);
            }
            return new URL(url);
        }
        return null;
    }

    public void addFieldRule(final String name, final String xpath, final boolean isPruned) {
        addFieldRule(name, xpath);
        fieldPrunedRuleMap.put(name, isPruned);
    }

    public void setConvertUrlMap(final Map<String, String> convertUrlMap) {

        attributeMap.put(name, value);
    }

    public void addFeature(final String key, final String value) {
        featureMap.put(key, value);
    }

    public void addFieldRule(final String name, final String xpath) {
        fieldRuleMap.put(name, xpath);
    }

    /**
     * @return the fieldRuleMap
     */
    public Map<String, String> getFieldRuleMap() {