public NodeList() 
{
        // wrap the standard MetaClass with the delegate
        setMetaClass(NodeList.class, GroovySystem.getMetaClassRegistry().getMetaClass(NodeList.class));
}

 public NodeList(Collection collection) 
{
        super(collection);
}

 public NodeList(int size) 
{
        super(size);
}

 public NodeList getAt(String name) 
{
        NodeList answer = new NodeList();
        for (Iterator iter = iterator(); iter.hasNext();) {
            Object child = iter.next();
            if (child instanceof Node) {
                Node childNode = (Node) child;
                Object temp = childNode.get(name);
                if (temp instanceof Collection) {
                    answer.addAll((Collection) temp);
                } else {
                    answer.add(temp);
                }
            }
        }
        return answer;
}

Provides lookup of elements by non-namespaced name.

 public NodeList getAt(QName name) 
{
        NodeList answer = new NodeList();
        for (Iterator iter = iterator(); iter.hasNext();) {
            Object child = iter.next();
            if (child instanceof Node) {
                Node childNode = (Node) child;
                NodeList temp = childNode.getAt(name);
                answer.addAll(temp);
            }
        }
        return answer;
}

Provides lookup of elements by QName.

 protected static  void setMetaClass(Class nodelistClass,
    MetaClass metaClass) 
{
        final MetaClass newMetaClass = new DelegatingMetaClass(metaClass) {
            /* (non-Javadoc)
            * @see groovy.lang.DelegatingMetaClass#getAttribute(java.lang.Object, java.lang.String)
            */
            public Object getAttribute(final Object object, final String attribute) {
                NodeList nl = (NodeList) object;
                Iterator it = nl.iterator();
                List result = new ArrayList();
                while (it.hasNext()) {
                    Node node = (Node) it.next();
                    result.add(node.attributes().get(attribute));
                }
                return result;
            }
            public void setAttribute(final Object object, final String attribute, final Object newValue) {
                NodeList nl = (NodeList) object;
                Iterator it = nl.iterator();
                while (it.hasNext()) {
                    Node node = (Node) it.next();
                    node.attributes().put(attribute, newValue);
                }
            }
            /* (non-Javadoc)
            * @see groovy.lang.MetaClass#getProperty(java.lang.Object, java.lang.String)
            */
            public Object getProperty(Object object, String property) {
                if (object instanceof NodeList) {
                    NodeList nl = (NodeList) object;
                    return nl.getAt(property);
                }
                return super.getProperty(object, property);
            }
        };
        GroovySystem.getMetaClassRegistry().setMetaClass(nodelistClass, newMetaClass);
}

 public String text() 
{
        String previousText = null;
        StringBuffer buffer = null;
        for (Iterator iter = this.iterator(); iter.hasNext();) {
            Object child = iter.next();
            String text = null;
            if (child instanceof String) {
                text = (String) child;
            } else if (child instanceof Node) {
                text = ((Node) child).text();
            }
            if (text != null) {
                if (previousText == null) {
                    previousText = text;
                } else {
                    if (buffer == null) {
                        buffer = new StringBuffer();
                        buffer.append(previousText);
                    }
                    buffer.append(text);
                }
            }
        }
        if (buffer != null) {
            return buffer.toString();
        }
        if (previousText != null) {
            return previousText;
        }
        return "";
}

Returns the text value of all of the elements in the collection.