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From i..@apache.org
Subject cvs commit: ws-axis/java/src/org/apache/axis/message MessageElement.java
Date Fri, 02 Jan 2004 16:28:04 GMT
ias         2004/01/02 08:28:04

  Modified:    java/src/org/apache/axis/message MessageElement.java
  Log:
  Fix for Bug 22981 - The SAAJ 1.2 Preliminary Upgrade
  
  Thanks to Dr. Ahn, Heejune. 
  
  Note:
  -This change passed all-tests.
  
  Revision  Changes    Path
  1.162     +424 -123  ws-axis/java/src/org/apache/axis/message/MessageElement.java
  
  Index: MessageElement.java
  ===================================================================
  RCS file: /home/cvs/ws-axis/java/src/org/apache/axis/message/MessageElement.java,v
  retrieving revision 1.161
  retrieving revision 1.162
  diff -u -r1.161 -r1.162
  --- MessageElement.java	1 Dec 2003 15:50:53 -0000	1.161
  +++ MessageElement.java	2 Jan 2004 16:28:04 -0000	1.162
  @@ -61,7 +61,6 @@
   import java.io.StringWriter;
   import java.util.ArrayList;
   import java.util.Iterator;
  -import java.util.List;
   import java.util.Vector;
   
   import javax.xml.namespace.QName;
  @@ -69,7 +68,6 @@
   import javax.xml.soap.Name;
   import javax.xml.soap.SOAPElement;
   import javax.xml.soap.SOAPException;
  -import javax.xml.soap.SOAPFactory;
   
   import org.apache.axis.AxisFault;
   import org.apache.axis.Constants;
  @@ -107,6 +105,8 @@
    * exploited the serializability of the DOM tree to migrate to Axis.
    */
   public class MessageElement implements SOAPElement, Serializable
  +    ,org.w3c.dom.NodeList  // ADD Nodelist Interfaces for SAAJ 1.2
  +    ,Cloneable
   {
       protected static Log log =
           LogFactory.getLog(MessageElement.class.getName());
  @@ -327,31 +327,160 @@
       public Attributes getAttributesEx() { return attributes; }
   
       public Node getFirstChild() {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        if(children != null && !children.isEmpty()){
  +            return (Node)children.get(0);
  +        }else{
  +            return null;
  +        }
       }
   
       public Node getLastChild() {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        ArrayList children = getChildren();
  +        if(children != null)
  +            return (Node)children.get(children.size()-1);
  +        else
  +            return null;
       }
   
       public Node getNextSibling() {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        SOAPElement parent = getParentElement();
  +        if(parent == null){
  +            return null;
  +        }
  +        Iterator iter = parent.getChildElements();
  +        Node nextSibling = null;
  +        while(iter.hasNext()) {
  +            if(iter.next().equals(this)){
  +                if(iter.hasNext()){
  +                    return (Node)iter.next();
  +                }else{
  +                    return null;
  +                }
  +            }
  +        }
  +        return nextSibling; // should be null.
       }
   
       public Node getParentNode() {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        return parent;
       }
   
       public Node getPreviousSibling() {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        SOAPElement parent = getParentElement();
  +        Iterator iter = parent.getChildElements();
  +        Node previousSibling = null;
  +        while(iter.hasNext()) {
  +            if(iter.next().equals(this)){
  +                return  previousSibling;
  +            }
  +        }
  +        return previousSibling; // should be null.
       }
   
       public Node cloneNode(boolean deep) {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        try{
  +            MessageElement clonedSelf = (MessageElement) this.clonning();
  +
  +            if(deep == true){
  +                if(children != null){
  +                    for(int i =0; i < children.size(); i++){
  +                        MessageElement child = (MessageElement)children.get(i);
  +                        if(child != null) {  // why child can be null?
  +                            MessageElement clonedChild = (MessageElement)child.cloneNode(deep);
// deep == true
  +                            clonedChild.setParent(clonedSelf);
  +                            clonedChild.setOwnerDocument(soapPart);
  +                        }
  +                    }
  +                }
  +            }
  +            return (Node)clonedSelf;
  +        }
  +        catch(Exception e){
  +            return null;
  +        }
  +    }
  +
  +    /**
  +     *  protected clone method (not public)
  +     *
  +     *  copied status
  +     *  -------------------
  +     *  protected String    name ;             Y
  +     *  protected String    prefix ;           Y
  +     *  protected String    namespaceURI ;     Y
  +     *  protected transient Attributes attributes  Y
  +     *  protected String    id;               Y?
  +     *  protected String    href;             Y?
  +     *  protected boolean   _isRoot = true;   Y?
  +     *  protected SOAPEnvelope message = null; N?
  +     *  protected boolean   _isDirty = false;  Y?
  +     *  protected transient DeserializationContext context;  Y?
  +     *  protected transient QName typeQName = null;          Y?
  +     *  protected Vector qNameAttrs = null;                  Y?
  +     *  protected transient SAX2EventRecorder recorder = null; N?
  +     *  protected int startEventIndex = 0;                   N?
  +     *  protected int startContentsIndex = 0;                N?
  +     *  protected int endEventIndex = -1;                    N?
  +     *  protected Element elementRep = null;                N?
  +     *  protected Text textRep = null;                      Y?
  +     *  protected MessageElement parent = null;             N
  +     *  public ArrayList namespaces = null;                 Y
  +     *  protected String encodingStyle = null;              N?
  +     *   private Object objectValue = null;                 N?
  +     *
  +     * @return
  +     * @throws CloneNotSupportedException
  +     */
  +    protected Object clonning() throws CloneNotSupportedException
  +    {
  +        try{
  +            MessageElement clonedME = null;
  +            clonedME = (MessageElement)this.clone();
  +
  +            clonedME.setName(name);
  +            clonedME.setNamespaceURI(namespaceURI);
  +            clonedME.setPrefix(prefix);
  +
  +            // new AttributesImpl will copy all data not set referencing only
  +            clonedME.setAllAttributes(new AttributesImpl(attributes));
  +            //       clonedME.addNamespaceDeclaration((namespaces.clone()); // cannot do
this. since we cannot access the namepace arraylist
  +
  +            clonedME.namespaces = new ArrayList();
  +            if(namespaces != null){
  +                for(int i = 0; i < namespaces.size(); i++){
  +                    //     jeus.util.Logger.directLog( " Debug :  namspace.size() = " +
namespaces.size());
  +                    Mapping namespace = (Mapping)namespaces.get(i);
  +                    clonedME.addNamespaceDeclaration(namespace.getPrefix(), namespace.getNamespaceURI());
// why exception here!!
  +                }
  +            }
  +            // clear reference to old children
  +            clonedME.detachAllChildren();
  +
  +            // clear parents relationship to old parent
  +            clonedME.setParent(null);
  +            // clonedME.setObjectValue(objectValue); // how to copy this???
  +            clonedME.setDirty(this._isDirty);
  +            if(encodingStyle != null){
  +                clonedME.setEncodingStyle(new String(encodingStyle));
  +            }
  +            clonedME.setRecorder(recorder);
  +            return clonedME;
  +        }catch(Exception ex){
  +            return null;
  +        }
       }
   
  +    // called in MESerialaizationContext
  +    public void setAllAttributes(Attributes attrs){
  +        attributes = attrs;
  +    }
  +
  +    public void detachAllChildren(){
  +        children =  new ArrayList();
  +    }
  +    
       public NodeList getChildNodes() {
  -        return new NodeListImpl( children); 
  +        return this; 
       }
   
       public boolean isSupported(String feature, String version) {
  @@ -359,19 +488,36 @@
       }
   
       public Node appendChild(Node newChild) throws DOMException {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        if(children == null) children = new ArrayList();
  +        children.add(newChild);
  +        return newChild;
       }
   
       public Node removeChild(Node oldChild) throws DOMException {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        if(children == null) children = new ArrayList();
  +        int position = children.indexOf(oldChild);
  +        if(position < 0)
  +            throw new  DOMException(DOMException.NOT_FOUND_ERR,"MessageElement Not found");;
  +            children.remove(position);
  +            return oldChild;
       }
   
       public Node insertBefore(Node newChild, Node refChild) throws DOMException {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        if(children == null) children = new ArrayList();
  +        int position = children.indexOf(refChild);
  +        if(position < 0)  position = 0;
  +        children.add(position,newChild);
  +        return newChild;
       }
   
       public Node replaceChild(Node newChild, Node oldChild) throws DOMException {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        if(children == null) children = new ArrayList();
  +        int position = children.indexOf(oldChild);
  +        if(position < 0)
  +            throw new  DOMException(DOMException.NOT_FOUND_ERR,"MessageElement Not found");;
  +            children.remove(position);
  +            children.add(position, newChild);
  +            return oldChild;
       }
   
       /**
  @@ -412,21 +558,81 @@
       public String getPrefix() { return( prefix ); }
   
       public void setNodeValue(String nodeValue) throws DOMException {
  -        //TODO: Fix this for SAAJ 1.2 Implementation
  +        throw new DOMException(DOMException.NO_DATA_ALLOWED_ERR,
  +                "Cannot use TextNode.set in " + this);
       }
   
       public void setPrefix(String prefix) { this.prefix = prefix; }
   
       public Document getOwnerDocument() {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        return (Document)soapPart;
       }
   
       public NamedNodeMap getAttributes() {
  -        return new NamedNodeMapImpl(attributes);
  +        // make first it is editable.
  +        makeAttributesEditable();
  +        return convertAttrSAXtoDOM(attributes);
       }
   
  +    /**
  +     * @todo  In order to be compatible SAAJ Spec(ver 1.2),
  +     * The internal representation of Attributes cannot help being changed
  +     * It is because Attribute is not immutible Type, so if we keep out value and
  +     * just return it in another form, the application may chnae it, which we cannot
  +     * detect without some kind back track method (call back notifying the chnage.)
  +     * I am not sure which approach is better.
  +     *
  +     */
  +
  +    private NamedNodeMap convertAttrSAXtoDOM(Attributes saxAttr)
  +    {
  +        try{
  +            org.w3c.dom.Document doc = org.apache.axis.utils.XMLUtils.newDocument();
  +
  +            AttributesImpl saxAttrs =  (AttributesImpl)saxAttr;
  +            NamedNodeMap domAttributes = new NamedNodeMapImpl();
  +            for(int i = 0; i < saxAttrs.getLength(); i++){
  +                String uri = saxAttrs.getURI(i);
  +                String local = saxAttrs.getLocalName(i);
  +                String qname = saxAttrs.getQName(i);
  +                String type = saxAttrs.getType(i);
  +                String value = saxAttrs.getValue(i);
  +
  +                if(uri != null && uri.trim().length() > 0){
  +                    // filterring out the tricky method to differentiate the null namespace
  +                    // -ware case
  +                    if(uri.equals("intentionalNullURI")){
  +                        uri = null;
  +                    }
  +                    Attr attr = doc.createAttributeNS(uri,qname);
  +                    attr.setValue(value);
  +                    domAttributes.setNamedItemNS(attr);
  +                }else{
  +
  +                    Attr attr = doc.createAttribute(qname);
  +                    attr.setValue(value);
  +                    domAttributes.setNamedItem(attr);
  +                }
  +            }
  +            return domAttributes;
  +
  +        }catch(Exception ex){
  +            ex.printStackTrace();
  +            return null;
  +        }
  +
  +    }
  +    
       public short getNodeType() {
  -        return 0;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        if(this.textRep != null) {
  +            return TEXT_NODE;
  +        }else if(false){
  +            return DOCUMENT_FRAGMENT_NODE;
  +        }else if(false){
  +            return Node.ELEMENT_NODE;
  +        }else{ // most often but we cannot give prioeity now
  +            return Node.ELEMENT_NODE;
  +        }
       }
   
       public void normalize() {
  @@ -434,11 +640,11 @@
       }
   
       public boolean hasAttributes() {
  -        return false;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        return attributes.getLength() > 0;
       }
   
       public boolean hasChildNodes() {
  -        return false;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        return children.size() > 0;
       }
   
       public String getLocalName() {
  @@ -448,11 +654,12 @@
       public String getNamespaceURI() { return( namespaceURI ); }
   
       public String getNodeName() {
  -        return name;  
  +        return (prefix != null)? prefix + ":" + name : name;
       }
   
       public String getNodeValue() throws DOMException {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        throw new DOMException(DOMException.NO_DATA_ALLOWED_ERR,
  +                "Cannot use TextNode.get in " + this);
       }
   
       public void setNamespaceURI(String nsURI) { namespaceURI = nsURI; }
  @@ -491,11 +698,38 @@
       }
   
       public void removeContents() {
  -        //TODO: Fix this for SAAJ 1.2 Implementation
  +        // unlink
  +        if(children != null){
  +            for(int i = 0; i < children.size(); i++){
  +                try{
  +                    ((MessageElement)children.get(i)).setParent(null);
  +                }catch(Exception e){
  +                }
  +            }
  +            // empty the collection
  +            children.clear();
  +        }
       }
   
       public Iterator getVisibleNamespacePrefixes() {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        Vector prefixes = new Vector();
  +
  +        // Add all parents namespace definitions
  +        if(parent !=null){
  +            Iterator parentsPrefixes = parent.getVisibleNamespacePrefixes();
  +            if(parentsPrefixes != null){
  +                while(parentsPrefixes.hasNext()){
  +                    prefixes.add(parentsPrefixes.next());
  +                }
  +            }
  +        }
  +        Iterator mine = getNamespacePrefixes();
  +        if(mine != null){
  +            while(mine.hasNext()){
  +                prefixes.add(mine.next());
  +            }
  +        }
  +        return prefixes.iterator();
       }
   
       /**
  @@ -1032,8 +1266,20 @@
        */
       public void recycleNode() {}
   
  -    public void setValue(String s) {
  -        //TODO: Fix this for SAAJ 1.2 Implementation
  +    public void setValue(String value) {
  +        if(this instanceof org.apache.axis.message.Text){
  +            ((org.apache.axis.message.Text)this).setNodeValue(value);
  +            return;
  +        }
  +        if(children != null)
  +            for(int i = 0; i < children.size(); i++){
  +                MessageElement child = (MessageElement)children.get(i);
  +                if(child instanceof org.apache.axis.message.Text){
  +                    child.setValue(value);
  +                    return;
  +                }
  +            }
  +        throw new IllegalStateException("Cannot call set for Non Text Node");
       }
   
       // JAXM SOAPElement methods...
  @@ -1214,31 +1460,77 @@
       }
   
       public String getTagName() {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        return prefix == null ? name : prefix + ":" + name;
       }
   
       public void removeAttribute(String name) throws DOMException {
  -        //TODO: Fix this for SAAJ 1.2 Implementation
  +        AttributesImpl impl =  (AttributesImpl)attributes;
  +        int index = impl.getIndex(name);
  +        if(index >= 0){
  +            AttributesImpl newAttrs = new AttributesImpl();
  +            // copy except the removed attribute
  +            for(int i = 0; i < impl.getLength(); i++){ // shift after removal
  +                if(i != index){
  +                    String uri = impl.getURI(i);
  +                    String local = impl.getLocalName(i);
  +                    String qname = impl.getQName(i);
  +                    String type = impl.getType(i);
  +                    String value = impl.getValue(i);
  +                    newAttrs.addAttribute(uri,local,qname,type,value);
  +                }
  +            }
  +            // replace it
  +            attributes = newAttrs;
  +        }
       }
   
       public boolean hasAttribute(String name) {
  -        return false;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        if(name == null)  // Do I have to send an exception?
  +            name = "";
  +
  +        for(int i = 0; i < attributes.getLength(); i++){
  +            if(name.equals(attributes.getQName(i)))
  +                return true;
  +        }
  +        return false;
       }
   
       public String getAttribute(String name) {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        return  attributes.getValue(name);
       }
   
       public void removeAttributeNS(String namespaceURI, String localName) throws DOMException
{
  -        //TODO: Fix this for SAAJ 1.2 Implementation
  +        AttributesImpl attributes = makeAttributesEditable();
  +        Name name =  new PrefixedQName(namespaceURI, localName, (String)null);
  +        removeAttribute(name);
       }
   
       public void setAttribute(String name, String value) throws DOMException {
  -        //TODO: Fix this for SAAJ 1.2 Implementation
  +        AttributesImpl impl =  makeAttributesEditable();
  +        int index = impl.getIndex(name);
  +        if(index < 0){ // not found
  +            String uri = "";
  +            String localname  = name;
  +            String qname = name;     
  +            String type = "CDDATA";  
  +            impl.addAttribute(uri,localname,qname,type,value);
  +        }else{         // found
  +            impl.setLocalName(index, value);
  +        }
       }
   
       public boolean hasAttributeNS(String namespaceURI, String localName) {
  -        return false;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        if(namespaceURI == null)
  +            namespaceURI ="";
  +        if(localName == null)  // Do I have to send an exception? or just return false
  +            localName = "";
  +
  +        for(int i = 0; i < attributes.getLength(); i++){
  +            if( namespaceURI.equals(attributes.getURI(i))
  +                    && localName.equals(attributes.getLocalName(i)))
  +                return true;
  +        }
  +        return false;
       }
   
       public Attr getAttributeNode(String name) {
  @@ -1246,27 +1538,75 @@
       }
   
       public Attr removeAttributeNode(Attr oldAttr) throws DOMException {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        AttributesImpl attributes = makeAttributesEditable();
  +        Name name =  new PrefixedQName(oldAttr.getNamespaceURI(), oldAttr.getLocalName(),
oldAttr.getPrefix());
  +        removeAttribute(name);
  +        return oldAttr;
       }
   
       public Attr setAttributeNode(Attr newAttr) throws DOMException {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        return newAttr;
       }
   
       public Attr setAttributeNodeNS(Attr newAttr) throws DOMException {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        //attributes.
  +        AttributesImpl attributes = makeAttributesEditable();
  +        // how to convert to DOM ATTR
  +        attributes.addAttribute(newAttr.getNamespaceURI(),
  +                newAttr.getLocalName(),
  +                newAttr.getLocalName(),
  +                "CDATA",
  +                newAttr.getValue());
  +        return null;
       }
   
       public NodeList getElementsByTagName(String name) {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        //use this MessageElement class for Nodelist store
  +        MessageElement nodelist = new MessageElement();
  +
  +        try{
  +            if(children != null){
  +                // add 2nd Generation
  +                for(int i =0; i < children.size(); i++){
  +                    nodelist.addChild((MessageElement)children.get(i));
  +                }
  +                // add 3rd Generation
  +                for(int i =0; i < children.size(); i++){
  +                    MessageElement child = (MessageElement)children.get(i);
  +                    NodeList grandsons = child.getElementsByTagName(name);
  +                    for(int j =0; j < children.size(); j++){
  +                        nodelist.addChild((MessageElement)grandsons.item(j));
  +                    }
  +                }
  +            }
  +        }catch(SOAPException se){
  +            // Shame on me
  +        }
  +        return nodelist;
       }
   
       public String getAttributeNS(String namespaceURI, String localName) {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        for (int i = 0; i < attributes.getLength(); i++) {
  +            if (attributes.getURI(i).equals(namespaceURI) &&
  +                    attributes.getLocalName(i).equals(localName)) {
  +                return  attributes.getValue(i);
  +            }
  +        }
  +        return null;
       }
   
       public void setAttributeNS(String namespaceURI, String qualifiedName, String value)
throws DOMException {
  -        //TODO: Fix this for SAAJ 1.2 Implementation
  +        AttributesImpl attributes = makeAttributesEditable();
  +        String localName =  qualifiedName.substring(qualifiedName.indexOf(":")+1, qualifiedName.length());
  +
  +        if(namespaceURI == null){
  +            namespaceURI = "intentionalNullURI";
  +        }
  +        attributes.addAttribute(namespaceURI,
  +                localName,
  +                qualifiedName,
  +                "CDATA",
  +                value);
       }
   
       public Attr getAttributeNodeNS(String namespaceURI, String localName) {
  @@ -1274,104 +1614,65 @@
       }
   
       public NodeList getElementsByTagNameNS(String namespaceURI, String localName) {
  -        return null;  //TODO: Fix this for SAAJ 1.2 Implementation
  +        return getElementsNS(this,namespaceURI,localName);
       }
   
  -    // setEncodingStyle implemented above
  -
  -    // getEncodingStyle() implemented above
  -    
       /**
  -     * Implementation of org.w3c.dom.NodeList for SAAJ 1.2
  -     * This inner class can be replaced or moved if there is an
  -     * Implementation for the whole Axis project
  +     * helper method for recusively getting the element that has namespace URI and localname
  +     * @param name
  +     * @return
        */
  -    class NodeListImpl implements NodeList {        
  -
  -        private ArrayList items = new ArrayList();
  -    
  -        NodeListImpl( List list) {
  -        
  -            if ( null == list)
  -                return;
  -        
  -            Iterator iter = list.iterator();
  -            while (iter.hasNext()) {
  -                Node node = (Node) iter.next();
  -                items.add( node);            
  +    protected NodeList getElementsNS(org.w3c.dom.Element parent,
  +                                     String namespaceURI, String localName)
  +    {
  +        NodeList children = parent.getChildNodes();
  +        NodeListImpl matches = new NodeListImpl();
  +        // Add fisrt the imeediate child
  +        for(int i =0; i < children.getLength();  i++){
  +            Element child = (Element)children.item(i);
  +            if(! (child instanceof Text)){
  +                if(namespaceURI.equals(child.getNamespaceURI()) &&
  +                        localName.equals(child.getLocalName())){
  +                    matches.addNode(child);
  +                }
  +                // search the grand-children.
  +                matches.addNodeList(
  +                        child.getElementsByTagNameNS(namespaceURI, localName));
               }
           }
  +        return matches;
  +    }
  +    
  +    protected org.apache.axis.SOAPPart soapPart = null;
   
  -        public int getLength() {
  -            return items.size();
  -        }
  +    public void setOwnerDocument(org.apache.axis.SOAPPart sp){
  +        soapPart = sp;
  +    }
   
  -        public Node item(int index) {
  -            return (Node)items.get(index);
  +    public Node item(int index) {
  +        if(children !=null && children.size() > index){
  +            return (Node)children.get(index);
  +        }else{
  +            return null;
           }
       }
       
       /**
  -     * Implementation of org.w3c.dom.NamedNodeMap for SAAJ 1.2
  -     * This inner class can be replaced or moved if there is an
  -     * Implementation for the whole Axis project 
  -     */
  -    class NamedNodeMapImpl implements NamedNodeMap {
  -
  -        private String[] name, namespaceURI;
  -           
  -        NamedNodeMapImpl(Attributes attributes) {
  -        
  -            name = new String[attributes.getLength()];
  -            namespaceURI = new String[attributes.getLength()];
  -        
  -            for( int i = 0; i < attributes.getLength(); i++) {
  -                name[i] = attributes.getLocalName(i);
  -                namespaceURI[i] = attributes.getURI(i);
  -            }
  -        }
  -    
  -        public Node getNamedItem(String name) {
  -            try {
  -                for(int i = 0; i < name.length(); i++) {
  -                    if (this.name[i].equals(name))
  -                        return SOAPFactory.newInstance().createElement( this.name[i], null,
namespaceURI[i]);
  -                }
  -            } catch (SOAPException e) {}
  -            return null;
  -        }
  -    
  -        public Node item(int i) {
  -            try {
  -                return SOAPFactory.newInstance().createElement( name[i], null, namespaceURI[i]);
  -            } catch (SOAPException e) {
  -                return null;
  -            }        
  -        }
  -    
  -        public int getLength() {
  -            return name.length;
  -        }
  -    
  -        public Node getNamedItemNS(String namespaceURI, String localName) {
  -            throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported");
  -        }
  -    
  -        public Node setNamedItemNS(Node arg) throws DOMException {
  -            throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported");
  -        }
  -    
  -        public Node setNamedItem(Node arg) throws DOMException {
  -            throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported");
  -        }
  -    
  -        public Node removeNamedItem(String name) throws DOMException {
  -            throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported");
  +     * The number of nodes in the list. The range of valid child node indices
  +     * is 0 to <code>length-1</code> inclusive.
  +     *
  +     * @since SAAJ 1.2 : Nodelist Interface
  +     */
  +    public int getLength(){
  +        if(children  == null){
  +            children = new ArrayList();
  +            return 0;
           }
  +        return children.size();
  +    }
   
  -        public Node removeNamedItemNS(String namespaceURI, String localName) throws DOMException
{
  -            throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "Method not supported");
  -        }
  +    // setEncodingStyle implemented above
   
  -    }
  +    // getEncodingStyle() implemented above
  +    
   }
  
  
  

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