web/src/main/java/org/apache/commons/chain2/web/portlet/PortletParamValuesMap.java [88:107]:
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        while (keys.hasMoreElements()) {
            set.add(keys.nextElement());
        }
        return (set);
    }

    public String[] put(String key, String[] value) {
        throw new UnsupportedOperationException();
    }

    public void putAll(Map<? extends String, ? extends String[]> map) {
        throw new UnsupportedOperationException();
    }

    public String[] remove(Object key) {
        throw new UnsupportedOperationException();
    }

    public int size() {
        int n = 0;
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web/src/main/java/org/apache/commons/chain2/web/servlet/ServletHeaderValuesMap.java [120:139]:
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        while (keys.hasMoreElements()) {
            set.add(keys.nextElement());
        }
        return (set);
    }

    public String[] put(String key, String[] value) {
        throw new UnsupportedOperationException();
    }

    public void putAll(Map<? extends String, ? extends String[]> map) {
        throw new UnsupportedOperationException();
    }

    public String[] remove(Object key) {
        throw new UnsupportedOperationException();
    }

    public int size() {
        int n = 0;
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