diff options
Diffstat (limited to 'libjava/gnu/xml/dom/html2/DomHTMLCollection.java')
| -rw-r--r-- | libjava/gnu/xml/dom/html2/DomHTMLCollection.java | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/libjava/gnu/xml/dom/html2/DomHTMLCollection.java b/libjava/gnu/xml/dom/html2/DomHTMLCollection.java deleted file mode 100644 index 05dc99a271b..00000000000 --- a/libjava/gnu/xml/dom/html2/DomHTMLCollection.java +++ /dev/null @@ -1,218 +0,0 @@ -/* DomHTMLCollection.java -- - Copyright (C) 2005 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - -package gnu.xml.dom.html2; - -import gnu.xml.dom.DomDOMException; -import gnu.xml.dom.DomElement; -import java.util.ArrayList; -import java.util.Iterator; -import java.util.LinkedList; -import java.util.List; -import org.w3c.dom.DOMException; -import org.w3c.dom.NamedNodeMap; -import org.w3c.dom.Node; -import org.w3c.dom.NodeList; -import org.w3c.dom.html2.HTMLCollection; -import org.w3c.dom.html2.HTMLOptionsCollection; -import org.w3c.dom.traversal.NodeFilter; -import org.w3c.dom.traversal.NodeIterator; - -/** - * An HTML element collection. - * - * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> - */ -class DomHTMLCollection - implements HTMLCollection, HTMLOptionsCollection, NodeList, NodeFilter -{ - - final DomHTMLDocument doc; - final Node root; - List nodeNames; - List attributeNames; - List results; - - DomHTMLCollection(DomHTMLDocument doc, Node root) - { - this.doc = doc; - this.root = root; - } - - // -- Node name and attribute filtering -- - - void addNodeName(String name) - { - if (nodeNames == null) - { - nodeNames = new LinkedList(); - } - nodeNames.add(name); - } - - void addAttributeName(String name) - { - if (attributeNames == null) - { - attributeNames = new LinkedList(); - } - attributeNames.add(name); - } - - public short acceptNode(Node n) - { - if (n.getNodeType() != Node.ELEMENT_NODE) - { - return NodeFilter.FILTER_SKIP; - } - if (nodeNames != null && !acceptName(n.getLocalName())) - { - return NodeFilter.FILTER_SKIP; - } - if (attributeNames != null && !acceptAttributes(n.getAttributes())) - { - return NodeFilter.FILTER_SKIP; - } - return NodeFilter.FILTER_ACCEPT; - } - - private boolean acceptName(String name) - { - for (Iterator i = nodeNames.iterator(); i.hasNext(); ) - { - String nodeName = (String) i.next(); - if (nodeName.equalsIgnoreCase(name)) - { - return true; - } - } - return false; - } - - private boolean acceptAttributes(NamedNodeMap attrs) - { - for (Iterator i = attributeNames.iterator(); i.hasNext(); ) - { - String attributeName = (String) i.next(); - Node attr = getNamedItem(attrs, attributeName); - if (attr != null) - { - // Check that attribute has a non-null value - String nodeValue = attr.getNodeValue(); - if (nodeValue != null && nodeValue.length() > 0) - { - return true; - } - } - } - return false; - } - - /** - * Case-insensitive version of getNamedItem. - */ - private Node getNamedItem(NamedNodeMap attrs, String name) - { - int len = attrs.getLength(); - for (int i = 0; i < len; i++) - { - Node attr = attrs.item(i); - String attrName = attr.getLocalName(); - if (name.equalsIgnoreCase(attrName)) - { - return attr; - } - } - return null; - } - - // -- Perform query -- - - void evaluate() - { - NodeIterator i = doc.createNodeIterator(root, NodeFilter.SHOW_ELEMENT, - this, true); - results = new ArrayList(); - for (Node node = i.nextNode(); node != null; node = i.nextNode()) - { - results.add(node); - } - } - - // -- HTMLCollection/NodeList interface -- - - public int getLength() - { - return results.size(); - } - - public void setLength(int length) - { - throw new DomDOMException(DOMException.NOT_SUPPORTED_ERR); - } - - public Node item(int index) - { - return (Node) results.get(index); - } - - public Node namedItem(String name) - { - boolean xhtml = false; // FIXME detect XHTML document - for (Iterator i = results.iterator(); i.hasNext(); ) - { - Node node = (Node) i.next(); - NamedNodeMap attrs = node.getAttributes(); - Node attr = getNamedItem(attrs, "id"); - if (name.equals(attr.getTextContent())) - { - return node; - } - if (!xhtml) - { - attr = getNamedItem(attrs, "name"); - if (name.equals(attr.getTextContent())) - { - return node; - } - } - } - return null; - } - -} - |
