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A complete, Java-based solution for accessing, manipulating,
and outputting XML data
/*--
Copyright (C) 2012 Jason Hunter & Brett McLaughlin.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions, and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions, and the disclaimer that follows
these conditions in the documentation and/or other materials
provided with the distribution.
3. The name "JDOM" must not be used to endorse or promote products
derived from this software without prior written permission. For
written permission, please contact .
4. Products derived from this software may not be called "JDOM", nor
may "JDOM" appear in their name, without prior written permission
from the JDOM Project Management .
In addition, we request (but do not require) that you include in the
end-user documentation provided with the redistribution and/or in the
software itself an acknowledgement equivalent to the following:
"This product includes software developed by the
JDOM Project (http://www.jdom.org/)."
Alternatively, the acknowledgment may be graphical using the logos
available at http://www.jdom.org/images/logos.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE JDOM AUTHORS OR THE PROJECT
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
This software consists of voluntary contributions made by many
individuals on behalf of the JDOM Project and was originally
created by Jason Hunter and
Brett McLaughlin . For more information
on the JDOM Project, please see .
*/
package org.jdom2.contrib.dom;
import java.net.URISyntaxException;
import java.util.Iterator;
import java.util.List;
import org.w3c.dom.Attr;
import org.w3c.dom.DOMException;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.w3c.dom.TypeInfo;
import org.jdom2.Attribute;
import org.jdom2.Namespace;
import org.jdom2.Parent;
import org.jdom2.filter.Filters;
class JElement extends JParent implements Element {
private final class AttMap implements NamedNodeMap {
private final Attr[] atts;
public AttMap(final Attr[] atts) {
super();
this.atts = atts;
}
@Override
public Node item(final int index) {
if (index < 0 || index >= atts.length) {
return null;
}
return atts[index];
}
@Override
public Node getNamedItemNS(final String namespaceURI, final String localName)
throws DOMException {
if (namespaceURI == null || localName == null) {
return null;
}
for (int i = 0; i < atts.length; i++) {
if (namespaceURI.equals(atts[i].getNamespaceURI()) &&
localName.equals(atts[i].getLocalName())) {
return atts[i];
}
}
return null;
}
@Override
public Node getNamedItem(final String name) {
if (name == null) {
return null;
}
for (int i = 0; i < atts.length; i++) {
if (name.equals(atts[i].getName())) {
return atts[i];
}
}
return null;
}
@Override
public int getLength() {
return atts.length;
}
@Override
public Node setNamedItemNS(final Node arg) throws DOMException {
throw new DOMException(
DOMException.NO_MODIFICATION_ALLOWED_ERR, "JDOM Wrapper");
}
@Override
public Node setNamedItem(final Node arg) throws DOMException {
throw new DOMException(
DOMException.NO_MODIFICATION_ALLOWED_ERR, "JDOM Wrapper");
}
@Override
public Node removeNamedItemNS(final String namespaceURI, final String localName)
throws DOMException {
throw new DOMException(
DOMException.NO_MODIFICATION_ALLOWED_ERR, "JDOM Wrapper");
}
@Override
public Node removeNamedItem(final String name) throws DOMException {
throw new DOMException(
DOMException.NO_MODIFICATION_ALLOWED_ERR, "JDOM Wrapper");
}
}
private NamedNodeMap attmap = null;
private final Namespace[] nsdec;
public JElement(final JDocument topdoc, final JParent parent,
final Parent shadow, final Namespace[] nstack,
final Namespace[] ndec) {
super(topdoc, parent, shadow, Node.ELEMENT_NODE, nstack);
this. nsdec = ndec;
}
@Override
public final String getNodeName() {
return getTagName();
}
@Override
public final String getNodeValue() throws DOMException {
return null;
}
@Override
public final NamedNodeMap getAttributes() {
if (attmap == null) {
final org.jdom2.Element emt = (org.jdom2.Element)shadow;
if (emt.hasAttributes() || nsdec.length > 0) {
final List list = emt.getAttributes();
final int sz = list.size();
final Attr[] ja = new Attr[sz + nsdec.length];
for (int i = 0; i < nsdec.length; i++) {
ja[i] = new JNamespace(topdoc, this, nsdec[i], scope);
}
for (int i = 0; i < sz; i++) {
ja[nsdec.length + i] = topdoc.find(list.get(i));
}
attmap = new AttMap(ja);
} else {
attmap = EMPTYMAP;
}
}
return attmap;
}
@Override
public final String getNamespaceURI() {
return ((org.jdom2.Element)shadow).getNamespaceURI();
}
@Override
public final String getPrefix() {
return ((org.jdom2.Element)shadow).getNamespacePrefix();
}
@Override
public final String getLocalName() {
return ((org.jdom2.Element)shadow).getName();
}
@Override
public final String getBaseURI() {
try {
return ((org.jdom2.Element)shadow).getXMLBaseURI().toASCIIString();
} catch (final URISyntaxException e) {
throw new IllegalStateException("Broken base URI references.", e);
}
}
@Override
public String getTextContent() throws DOMException {
final Iterator it = ((org.jdom2.Element)shadow).
getDescendants(Filters.fclass(org.jdom2.Text.class));
final StringBuilder sb = new StringBuilder();
while (it.hasNext()) {
sb.append(it.next().getText());
}
return sb.toString();
}
@Override
public String getTagName() {
return ((org.jdom2.Element)shadow).getQualifiedName();
}
@Override
public TypeInfo getSchemaTypeInfo() {
// TODO Auto-generated method stub
return null;
}
@Override
public NodeList getElementsByTagName(final String tagname) {
return topdoc.getElementsByTagName(shadow, tagname);
}
@Override
public NodeList getElementsByTagNameNS(final String namespaceURI, final String localName) {
return topdoc.getElementsByTagNameNS(shadow, namespaceURI, localName);
}
/* ********************************************************
* Attribute Access methods below
* ******************************************************** */
@Override
public final boolean hasAttributes() {
return ((org.jdom2.Element)shadow).hasAttributes();
}
@Override
public boolean hasAttribute(final String name) {
final Attribute att = ((org.jdom2.Element)shadow).getAttribute(name);
return att != null;
}
@Override
public boolean hasAttributeNS(final String namespaceURI, final String localName)
throws DOMException {
final Attribute att =
((org.jdom2.Element)shadow).getAttribute(
localName, Namespace.getNamespace(namespaceURI));
return att != null;
}
@Override
public String getAttribute(final String name) {
final Attribute att = ((org.jdom2.Element)shadow).getAttribute(name);
return att == null ? "" : att.getValue();
}
@Override
public String getAttributeNS(final String namespaceURI, final String localName)
throws DOMException {
final Attribute att =
((org.jdom2.Element)shadow).getAttribute(
localName, Namespace.getNamespace(namespaceURI));
return att == null ? "" : att.getValue();
}
@Override
public Attr getAttributeNode(final String name) {
return (Attr)getAttributes().getNamedItem(name);
}
@Override
public Attr getAttributeNodeNS(final String namespaceURI, final String localName)
throws DOMException {
return (Attr)getAttributes().getNamedItemNS(namespaceURI, localName);
}
/* ********************************************************
* Illegal modification methods below.
* ******************************************************** */
@Override
public Attr setAttributeNodeNS(final Attr newAttr) throws DOMException {
throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR,
"Cannot modify JDOM Wrapper DOM objects.");
}
@Override
public void setIdAttribute(final String name, final boolean isId) throws DOMException {
throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR,
"Cannot modify JDOM Wrapper DOM objects.");
}
@Override
public void setIdAttributeNS(final String namespaceURI, final String localName,
final boolean isId) throws DOMException {
throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR,
"Cannot modify JDOM Wrapper DOM objects.");
}
@Override
public void setIdAttributeNode(final Attr idAttr, final boolean isId)
throws DOMException {
throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR,
"Cannot modify JDOM Wrapper DOM objects.");
}
@Override
public void setAttributeNS(final String namespaceURI, final String qualifiedName,
final String value) throws DOMException {
throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR,
"Cannot modify JDOM Wrapper DOM objects.");
}
@Override
public void removeAttributeNS(final String namespaceURI, final String localName)
throws DOMException {
throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR,
"Cannot modify JDOM Wrapper DOM objects.");
}
@Override
public Attr setAttributeNode(final Attr newAttr) throws DOMException {
throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR,
"Cannot modify JDOM Wrapper DOM objects.");
}
@Override
public void setAttribute(final String name, final String value) throws DOMException {
throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR,
"Cannot modify JDOM Wrapper DOM objects.");
}
@Override
public void removeAttribute(final String name) throws DOMException {
throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR,
"Cannot modify JDOM Wrapper DOM objects.");
}
@Override
public Attr removeAttributeNode(final Attr oldAttr) throws DOMException {
throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR,
"Cannot modify JDOM Wrapper DOM objects.");
}
}
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