public  void clear() 
{
            component.getStateHelper().remove(PropertyKeys.attributes);
            component.getStateHelper().remove(PropertyKeysPrivate.attributesThatAreSet);
}

 public boolean containsKey(Object keyObj) 
{
            if (ATTRIBUTES_THAT_ARE_SET_KEY.equals(keyObj)) {
                return true;
            }
            String key = (String) keyObj;
            PropertyDescriptor pd =
                    getPropertyDescriptor(key);
            if (pd == null) {
                Map< String,Object > attributes = (Map< String,Object >)
                      component.getStateHelper().get(PropertyKeys.attributes);
                if (attributes != null) {
                    return attributes.containsKey(key);
                } else {
                    return (false);
                }
            } else {
                return (false);
            }
}

 public boolean containsValue(Object value) 
{
            Map attributes= getAttributes();
            return (attributes != null && attributes.containsValue(value));
}

 public Set<String, Object> entrySet() 
{
            Map< String,Object > attributes = getAttributes();
            if (attributes != null)
                return Collections.unmodifiableSet(attributes.entrySet());
            return Collections.emptySet();
}

 public boolean equals(Object o) 
{
            if (o == this) {
                return true;
            }
            if (!(o instanceof Map)) {
                return false;
            }
            Map t = (Map) o;
            if (t.size() != size()) {
                return false;
            }
            try {
                for (Object e : entrySet()) {
                    Entry entry = (Entry) e;
                    Object key = entry.getKey();
                    Object value = entry.getValue();
                    if (value == null) {
                        if (!(t.get(key) == null && t.containsKey(key))) {
                            return false;
                        }
                    } else {
                        if (!value.equals(t.get(key))) {
                            return false;
                        }
                    }
                }
            } catch (ClassCastException unused) {
                return false;
            } catch (NullPointerException unused) {
                return false;
            }
            return true;
}

 public Object get(Object keyObj) 
{
            String key = (String) keyObj;
            Object result = null;
            if (key == null) {
                throw new NullPointerException();
            }
            if (ATTRIBUTES_THAT_ARE_SET_KEY.equals(key)) {
                result = component.getStateHelper().get(UIComponent.PropertyKeysPrivate.attributesThatAreSet);
            }
            Map< String,Object > attributes = (Map< String,Object >)
                  component.getStateHelper().get(PropertyKeys.attributes);
            if (null == result) {
                PropertyDescriptor pd =
                        getPropertyDescriptor(key);
                if (pd != null) {
                    try {
                        Method readMethod = pd.getReadMethod();
                        if (readMethod != null) {
                            result = (readMethod.invoke(component,
                                    EMPTY_OBJECT_ARRAY));
                        } else {
                            throw new IllegalArgumentException(key);
                        }
                    } catch (IllegalAccessException e) {
                        throw new FacesException(e);
                    } catch (InvocationTargetException e) {
                        throw new FacesException(e.getTargetException());
                    }
                } else if (attributes != null) {
                    if (attributes.containsKey(key)) {
                        result = attributes.get(key);
                    }
                }
            }
            if (null == result) {
                ValueExpression ve = component.getValueExpression(key);
                if (ve != null) {
                    try {
                        result = ve.getValue(component.getFacesContext().getELContext());
                    } catch (ELException e) {
                        throw new FacesException(e);
                    }
                }
            }
            return result;
}

 PropertyDescriptor getPropertyDescriptor(String name) 
{
            if (pdMap != null) {
                return (pdMap.get(name));
            }
            return (null);
}

Return the PropertyDescriptor for the specified property name for this UIComponent 's implementation class, if any; otherwise, return null.

 public int hashCode() 
{
            int h = 0;
            for (Object o : entrySet()) {
                h += o.hashCode();
            }
            return h;
}

 public boolean isEmpty() 
{
            Map attributes = getAttributes();
            return (attributes == null || attributes.isEmpty());
}

 public Set<String> keySet() 
{
            Map< String,Object > attributes = getAttributes();
            if (attributes != null)
                return Collections.unmodifiableSet(attributes.keySet());
            return Collections.emptySet();
}

 public Object put(String keyValue,
    Object value) 
{
            if (keyValue == null) {
                throw new NullPointerException();
            }
            if (ATTRIBUTES_THAT_ARE_SET_KEY.equals(keyValue)) {
                if (component.attributesThatAreSet == null) {
                    if (value instanceof List) {
                        component.getStateHelper().put(UIComponent.PropertyKeysPrivate.attributesThatAreSet,
                                                       value);
                    }
                }
                return null;
            }
            PropertyDescriptor pd =
                    getPropertyDescriptor(keyValue);
            if (pd != null) {
                try {
                    Object result = null;
                    Method readMethod = pd.getReadMethod();
                    if (readMethod != null) {
                        result = readMethod.invoke
                                (component, EMPTY_OBJECT_ARRAY);
                    }
                    Method writeMethod = pd.getWriteMethod();
                    if (writeMethod != null) {
                        writeMethod.invoke
                                (component, value);
                    } else {
                        // TODO: i18n
                        throw new IllegalArgumentException("Setter not found for property " + keyValue);
                    }
                    return (result);
                } catch (IllegalAccessException e) {
                    throw new FacesException(e);
                } catch (InvocationTargetException e) {
                    throw new FacesException
                            (e.getTargetException());
                }
            } else {
                if (value == null) {
                    throw new NullPointerException();
                }
                List< String > sProperties =
                      (List< String >) component.getStateHelper().get(PropertyKeysPrivate.attributesThatAreSet);
                if (sProperties == null) {
                    component.getStateHelper().add(PropertyKeysPrivate.attributesThatAreSet, keyValue);
                } else if (!sProperties.contains(keyValue)) {
                    component.getStateHelper().add(PropertyKeysPrivate.attributesThatAreSet, keyValue);
                }
                return putAttribute(keyValue, value);
            }
}

 public  void putAll(Map<String, ?> map) 
{
            if (map == null) {
                throw new NullPointerException();
            }
            for (Map.Entry< ? extends String, ? > entry : map.entrySet()) {
                this.put(entry.getKey(), entry.getValue());
            }
}

 public Object remove(Object keyObj) 
{
            String key = (String) keyObj;
            if (key == null) {
                throw new NullPointerException();
            }
            if (ATTRIBUTES_THAT_ARE_SET_KEY.equals(key)) {
                return null;
            }
            PropertyDescriptor pd =
                    getPropertyDescriptor(key);
            if (pd != null) {
                throw new IllegalArgumentException(key);
            } else {
                Map< String,Object > attributes = getAttributes();
                if (attributes != null) {
                    component.getStateHelper().remove(UIComponent.PropertyKeysPrivate.attributesThatAreSet,
                                                      key);
                    return (component.getStateHelper().remove(PropertyKeys.attributes,
                                                              key));
                } else {
                    return null;
                }
            }
}

 public int size() 
{
            Map attributes = getAttributes();
            return (attributes != null ? attributes.size() : 0);
}

 public Collection<Object> values() 
{
            Map< String,Object > attributes = getAttributes();
            if (attributes != null)
                return Collections.unmodifiableCollection(attributes.values());
            return Collections.emptyList();
}