| /* |
| * Copyright 2001-2004 The Apache Software Foundation. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.axis.message; |
| |
| import org.w3c.dom.Attr; |
| import org.w3c.dom.DOMException; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.NamedNodeMap; |
| import org.w3c.dom.Node; |
| |
| import java.util.Iterator; |
| import java.util.Vector; |
| |
| /** |
| * A W3C simple DOM NameNodeMap implementation |
| * |
| * @author Heejune Ahn (cityboy@tmax.co.kr) |
| */ |
| public class NamedNodeMapImpl implements NamedNodeMap { |
| |
| |
| /** Nodes. */ |
| protected Vector nodes; |
| |
| static private Document doc = null; |
| static{ |
| try { |
| org.w3c.dom.Document doc = org.apache.axis.utils.XMLUtils.newDocument(); |
| } catch (javax.xml.parsers.ParserConfigurationException e) { |
| throw new org.apache.axis.InternalException(e); |
| } |
| } |
| |
| public NamedNodeMapImpl() |
| { |
| nodes = new Vector(); |
| } |
| /** |
| * Retrieves a node specified by name. |
| * @param name The <code>nodeName</code> of a node to retrieve. |
| * @return A <code>Node</code> (of any type) with the specified |
| * <code>nodeName</code>, or <code>null</code> if it does not identify |
| * any node in this map. |
| */ |
| public Node getNamedItem(String name){ |
| if(name == null ){ |
| Thread.dumpStack(); |
| throw new java.lang.IllegalArgumentException("local name = null"); |
| } |
| |
| for(Iterator iter = nodes.iterator(); iter.hasNext();){ |
| Attr attr = (Attr)iter.next(); |
| if(name.equals(attr.getName())){ |
| return attr; |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Adds a node using its <code>nodeName</code> attribute. If a node with |
| * that name is already present in this map, it is replaced by the new |
| * one. |
| * <br>As the <code>nodeName</code> attribute is used to derive the name |
| * which the node must be stored under, multiple nodes of certain types |
| * (those that have a "special" string value) cannot be stored as the |
| * names would clash. This is seen as preferable to allowing nodes to be |
| * aliased. |
| * @param arg A node to store in this map. The node will later be |
| * accessible using the value of its <code>nodeName</code> attribute. |
| * @return If the new <code>Node</code> replaces an existing node the |
| * replaced <code>Node</code> is returned, otherwise <code>null</code> |
| * is returned. |
| * @exception DOMException |
| * WRONG_DOCUMENT_ERR: Raised if <code>arg</code> was created from a |
| * different document than the one that created this map. |
| * <br>NO_MODIFICATION_ALLOWED_ERR: Raised if this map is readonly. |
| * <br>INUSE_ATTRIBUTE_ERR: Raised if <code>arg</code> is an |
| * <code>Attr</code> that is already an attribute of another |
| * <code>Element</code> object. The DOM user must explicitly clone |
| * <code>Attr</code> nodes to re-use them in other elements. |
| * <br>HIERARCHY_REQUEST_ERR: Raised if an attempt is made to add a node |
| * doesn't belong in this NamedNodeMap. Examples would include trying |
| * to insert something other than an Attr node into an Element's map |
| * of attributes, or a non-Entity node into the DocumentType's map of |
| * Entities. |
| */ |
| public Node setNamedItem(Node arg) throws DOMException |
| { |
| |
| String name = arg.getNodeName(); |
| |
| if(name == null ){ |
| Thread.dumpStack(); |
| throw new java.lang.IllegalArgumentException("local name = null"); |
| } |
| |
| for(int i = 0; i < nodes.size(); i++){ |
| Attr attr = (Attr)nodes.get(i); |
| // search if we have already |
| if(name.equals(attr.getName())){ |
| nodes.remove(i); |
| nodes.add(i, arg); |
| return attr; // return old one |
| } |
| } |
| |
| // if cannot found |
| nodes.add(arg); |
| return null; |
| } |
| |
| /** |
| * Removes a node specified by name. When this map contains the attributes |
| * attached to an element, if the removed attribute is known to have a |
| * default value, an attribute immediately appears containing the |
| * default value as well as the corresponding namespace URI, local name, |
| * and prefix when applicable. |
| * @param name The <code>nodeName</code> of the node to remove. |
| * @return The node removed from this map if a node with such a name |
| * exists. |
| * @exception DOMException |
| * NOT_FOUND_ERR: Raised if there is no node named <code>name</code> in |
| * this map. |
| * <br>NO_MODIFICATION_ALLOWED_ERR: Raised if this map is readonly. |
| */ |
| public Node removeNamedItem(String name) throws DOMException |
| { |
| if(name == null ){ |
| Thread.dumpStack(); |
| throw new java.lang.IllegalArgumentException("local name = null"); |
| } |
| for(int i = 0; i < nodes.size(); i++){ |
| Attr attr = (Attr)nodes.get(i); |
| // search if we have already |
| if(name.equals(attr.getLocalName())){ |
| nodes.remove(i); |
| return attr; // return old one |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Returns the <code>index</code>th item in the map. If <code>index</code> |
| * is greater than or equal to the number of nodes in this map, this |
| * returns <code>null</code>. |
| * @param index Index into this map. |
| * @return The node at the <code>index</code>th position in the map, or |
| * <code>null</code> if that is not a valid index. |
| */ |
| public Node item(int index){ |
| return (nodes != null && index < nodes.size()) ? |
| (Node)(nodes.elementAt(index)) : null; |
| } |
| |
| /** |
| * The number of nodes in this map. The range of valid child node indices |
| * is <code>0</code> to <code>length-1</code> inclusive. |
| */ |
| public int getLength(){ |
| return (nodes != null) ? nodes.size() : 0; |
| } |
| |
| /** |
| * Retrieves a node specified by local name and namespace URI. |
| * <br>Documents which do not support the "XML" feature will permit only |
| * the DOM Level 1 calls for creating/setting elements and attributes. |
| * Hence, if you specify a non-null namespace URI, these DOMs will never |
| * find a matching node. |
| * @param namespaceURI The namespace URI of the node to retrieve. |
| * @param localName The local name of the node to retrieve. |
| * @return A <code>Node</code> (of any type) with the specified local |
| * name and namespace URI, or <code>null</code> if they do not |
| * identify any node in this map. |
| * @since DOM Level 2 |
| */ |
| public Node getNamedItemNS(String namespaceURI, String localName){ |
| |
| if(namespaceURI == null) namespaceURI = ""; |
| if(localName == null ){ |
| Thread.dumpStack(); |
| throw new java.lang.IllegalArgumentException("local name = null"); |
| } |
| |
| for(Iterator iter = nodes.iterator(); iter.hasNext();){ |
| Attr attr = (Attr)iter.next(); |
| if(namespaceURI.equals(attr.getNamespaceURI()) && |
| localName.equals(attr.getLocalName())){ |
| return attr; |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Adds a node using its <code>namespaceURI</code> and |
| * <code>localName</code>. If a node with that namespace URI and that |
| * local name is already present in this map, it is replaced by the new |
| * one. |
| * @param arg A node to store in this map. The node will later be |
| * accessible using the value of its <code>namespaceURI</code> and |
| * <code>localName</code> attributes. |
| * @return If the new <code>Node</code> replaces an existing node the |
| * replaced <code>Node</code> is returned, otherwise <code>null</code> |
| * is returned. |
| * @exception DOMException |
| * WRONG_DOCUMENT_ERR: Raised if <code>arg</code> was created from a |
| * different document than the one that created this map. |
| * <br>NO_MODIFICATION_ALLOWED_ERR: Raised if this map is readonly. |
| * <br>INUSE_ATTRIBUTE_ERR: Raised if <code>arg</code> is an |
| * <code>Attr</code> that is already an attribute of another |
| * <code>Element</code> object. The DOM user must explicitly clone |
| * <code>Attr</code> nodes to re-use them in other elements. |
| * <br>HIERARCHY_REQUEST_ERR: Raised if an attempt is made to add a node |
| * doesn't belong in this NamedNodeMap. Examples would include trying |
| * to insert something other than an Attr node into an Element's map |
| * of attributes, or a non-Entity node into the DocumentType's map of |
| * Entities. |
| * <br>NOT_SUPPORTED_ERR: Always thrown if the current document does not |
| * support the <code>"XML"</code> feature, since namespaces were |
| * defined by XML. |
| * @since DOM Level 2 |
| */ |
| public Node setNamedItemNS(Node arg) throws DOMException |
| { |
| String namespaceURI = arg.getNamespaceURI(); |
| String localName = arg.getLocalName(); |
| |
| if(namespaceURI == null) namespaceURI = ""; |
| if(localName == null ){ |
| Thread.dumpStack(); |
| throw new java.lang.IllegalArgumentException("local name = null"); |
| } |
| |
| for(int i = 0; i < nodes.size(); i++){ |
| Attr attr = (Attr)nodes.get(i); |
| // search if we have already |
| if(namespaceURI.equals(attr.getNamespaceURI()) && |
| namespaceURI.equals(attr.getLocalName())){ |
| nodes.remove(i); |
| nodes.add(i, arg); |
| return attr; // return old one |
| } |
| } |
| |
| // if cannot found |
| nodes.add(arg); |
| return null; |
| } |
| |
| /** |
| * Removes a node specified by local name and namespace URI. A removed |
| * attribute may be known to have a default value when this map contains |
| * the attributes attached to an element, as returned by the attributes |
| * attribute of the <code>Node</code> interface. If so, an attribute |
| * immediately appears containing the default value as well as the |
| * corresponding namespace URI, local name, and prefix when applicable. |
| * <br>Documents which do not support the "XML" feature will permit only |
| * the DOM Level 1 calls for creating/setting elements and attributes. |
| * Hence, if you specify a non-null namespace URI, these DOMs will never |
| * find a matching node. |
| * @param namespaceURI The namespace URI of the node to remove. |
| * @param localName The local name of the node to remove. |
| * @return The node removed from this map if a node with such a local |
| * name and namespace URI exists. |
| * @exception DOMException |
| * NOT_FOUND_ERR: Raised if there is no node with the specified |
| * <code>namespaceURI</code> and <code>localName</code> in this map. |
| * <br>NO_MODIFICATION_ALLOWED_ERR: Raised if this map is readonly. |
| * @since DOM Level 2 |
| */ |
| public Node removeNamedItemNS(String namespaceURI, String localName) throws DOMException{ |
| |
| if(namespaceURI == null) namespaceURI = ""; |
| if(localName == null ){ |
| Thread.dumpStack(); |
| throw new java.lang.IllegalArgumentException("local name = null"); |
| } |
| |
| for(int i = 0; i < nodes.size(); i++){ |
| Attr attr = (Attr)nodes.get(i); |
| // search if we have already |
| if(namespaceURI.equals(attr.getNamespaceURI()) && |
| localName.equals(attr.getLocalName())){ |
| nodes.remove(i); |
| return attr; // return old one |
| } |
| } |
| return null; |
| |
| } |
| |
| |
| } |