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/*
* Java HTML Tidy - JTidy
* HTML parser and pretty printer
*
* Copyright (c) 1998-2000 World Wide Web Consortium (Massachusetts
* Institute of Technology, Institut National de Recherche en
* Informatique et en Automatique, Keio University). All Rights
* Reserved.
*
* Contributing Author(s):
*
* Dave Raggett
* Andy Quick (translation to Java)
* Gary L Peskin (Java development)
* Sami Lempinen (release management)
* Fabrizio Giustina
*
* The contributing author(s) would like to thank all those who
* helped with testing, bug fixes, and patience. This wouldn't
* have been possible without all of you.
*
* COPYRIGHT NOTICE:
*
* This software and documentation is provided "as is," and
* the copyright holders and contributing author(s) make no
* representations or warranties, express or implied, including
* but not limited to, warranties of merchantability or fitness
* for any particular purpose or that the use of the software or
* documentation will not infringe any third party patents,
* copyrights, trademarks or other rights.
*
* The copyright holders and contributing author(s) will not be
* liable for any direct, indirect, special or consequential damages
* arising out of any use of the software or documentation, even if
* advised of the possibility of such damage.
*
* Permission is hereby granted to use, copy, modify, and distribute
* this source code, or portions hereof, documentation and executables,
* for any purpose, without fee, subject to the following restrictions:
*
* 1. The origin of this source code must not be misrepresented.
* 2. Altered versions must be plainly marked as such and must
* not be misrepresented as being the original source.
* 3. This Copyright notice may not be removed or altered from any
* source or altered source distribution.
*
* The copyright holders and contributing author(s) specifically
* permit, without fee, and encourage the use of this source code
* as a component for supporting the Hypertext Markup Language in
* commercial products. If you use this source code in a product,
* acknowledgment is not required but would be appreciated.
*
*/
package org.w3c.tidy5;
import org.w3c.dom.Attr;
import org.w3c.dom.DOMException;
import org.w3c.dom.TypeInfo;
/**
* DOMElementImpl.
* @author Dave Raggett [email protected]
* @author Andy Quick [email protected] (translation to Java)
* @author Fabrizio Giustina
* @version $Revision: 738 $ ($Author: fgiust $)
*/
public class DOMElementImpl extends DOMNodeImpl implements org.w3c.dom.Element
{
/**
* Instantiates a new DOM element.
* @param adaptee Tidy Node.
*/
protected DOMElementImpl(Node adaptee)
{
super(adaptee);
}
/**
* @see org.w3c.dom.Node#getNodeType
*/
public short getNodeType()
{
return org.w3c.dom.Node.ELEMENT_NODE;
}
/**
* @see org.w3c.dom.Element#getTagName
*/
public String getTagName()
{
return super.getNodeName();
}
/**
* @see org.w3c.dom.Element#getAttribute(java.lang.String)
*/
public String getAttribute(String name)
{
if (this.adaptee == null)
{
return null;
}
AttVal att = this.adaptee.attributes;
while (att != null)
{
if (att.attribute.equals(name))
{
break;
}
att = att.next;
}
if (att != null)
{
return att.value;
}
return "";
}
/**
* @see org.w3c.dom.Element#setAttribute(java.lang.String, java.lang.String)
*/
public void setAttribute(String name, String value) throws DOMException
{
if (this.adaptee == null)
{
return;
}
AttVal att = this.adaptee.attributes;
while (att != null)
{
if (att.attribute.equals(name))
{
break;
}
att = att.next;
}
if (att != null)
{
att.value = value;
}
else
{
att = new AttVal(null, null, '"', name, value);
att.dict = AttributeTable.getDefaultAttributeTable().findAttribute(att);
if (this.adaptee.attributes == null)
{
this.adaptee.attributes = att;
}
else
{
att.next = this.adaptee.attributes;
this.adaptee.attributes = att;
}
}
}
/**
* @see org.w3c.dom.Element#removeAttribute(java.lang.String)
*/
public void removeAttribute(String name) throws DOMException
{
if (this.adaptee == null)
{
return;
}
AttVal att = this.adaptee.attributes;
AttVal pre = null;
while (att != null)
{
if (att.attribute.equals(name))
{
break;
}
pre = att;
att = att.next;
}
if (att != null)
{
if (pre == null)
{
this.adaptee.attributes = att.next;
}
else
{
pre.next = att.next;
}
}
}
/**
* @see org.w3c.dom.Element#getAttributeNode(java.lang.String)
*/
public org.w3c.dom.Attr getAttributeNode(String name)
{
if (this.adaptee == null)
{
return null;
}
AttVal att = this.adaptee.attributes;
while (att != null)
{
if (att.attribute.equals(name))
{
break;
}
att = att.next;
}
if (att != null)
{
return att.getAdapter();
}
return null;
}
/**
* @see org.w3c.dom.Element#setAttributeNode(org.w3c.dom.Attr)
*/
public org.w3c.dom.Attr setAttributeNode(org.w3c.dom.Attr newAttr) throws DOMException
{
if (newAttr == null)
{
return null;
}
if (!(newAttr instanceof DOMAttrImpl))
{
throw new DOMException(DOMException.WRONG_DOCUMENT_ERR, "newAttr not instanceof DOMAttrImpl");
}
DOMAttrImpl newatt = (DOMAttrImpl) newAttr;
String name = newatt.avAdaptee.attribute;
org.w3c.dom.Attr result = null;
AttVal att = this.adaptee.attributes;
while (att != null)
{
if (att.attribute.equals(name))
{
break;
}
att = att.next;
}
if (att != null)
{
result = att.getAdapter();
att.adapter = newAttr;
}
else
{
if (this.adaptee.attributes == null)
{
this.adaptee.attributes = newatt.avAdaptee;
}
else
{
newatt.avAdaptee.next = this.adaptee.attributes;
this.adaptee.attributes = newatt.avAdaptee;
}
}
return result;
}
/**
* @see org.w3c.dom.Element#removeAttributeNode(org.w3c.dom.Attr)
*/
public org.w3c.dom.Attr removeAttributeNode(org.w3c.dom.Attr oldAttr) throws DOMException
{
if (oldAttr == null)
{
return null;
}
org.w3c.dom.Attr result = null;
AttVal att = this.adaptee.attributes;
AttVal pre = null;
while (att != null)
{
if (att.getAdapter() == oldAttr)
{
break;
}
pre = att;
att = att.next;
}
if (att != null)
{
if (pre == null)
{
this.adaptee.attributes = att.next;
}
else
{
pre.next = att.next;
}
result = oldAttr;
}
else
{
throw new DOMException(DOMException.NOT_FOUND_ERR, "oldAttr not found");
}
return result;
}
/**
* @see org.w3c.dom.Element#getElementsByTagName(java.lang.String)
*/
public org.w3c.dom.NodeList getElementsByTagName(String name)
{
return new DOMNodeListByTagNameImpl(this.adaptee, name);
}
/**
* @todo DOM level 2 getOwnerDocument() Not supported. Do nothing.
* @see org.w3c.dom.Element#normalize
*/
public void normalize()
{
// do nothing
}
/**
* @todo DOM level 2 getAttributeNS() Not supported. Throws NOT_SUPPORTED_ERR.
* @see org.w3c.dom.Element#getAttributeNS(java.lang.String, java.lang.String)
*/
public String getAttributeNS(String namespaceURI, String localName)
{
// DOMException - NOT_SUPPORTED_ERR: May be raised if the implementation does not support the feature "XML" and
// the language exposed through the Document does not support XML Namespaces (such as HTML 4.01).
throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "DOM method not supported");
}
/**
* @todo DOM level 2 setAttributeNS() Not supported. Throws NOT_SUPPORTED_ERR.
* @see org.w3c.dom.Element#setAttributeNS(java.lang.String, java.lang.String, java.lang.String)
*/
public void setAttributeNS(String namespaceURI, String qualifiedName, String value) throws org.w3c.dom.DOMException
{
throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "DOM method not supported");
}
/**
* @todo DOM level 2 removeAttributeNS() Not supported. Throws NOT_SUPPORTED_ERR.
* @see org.w3c.dom.Element#removeAttributeNS(java.lang.String, java.lang.String)
*/
public void removeAttributeNS(String namespaceURI, String localName) throws org.w3c.dom.DOMException
{
throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "DOM method not supported");
}
/**
* @todo DOM level 2 getAttributeNodeNS() Not supported. Throws NOT_SUPPORTED_ERR.
* @see org.w3c.dom.Element#getAttributeNodeNS(java.lang.String, java.lang.String)
*/
public org.w3c.dom.Attr getAttributeNodeNS(String namespaceURI, String localName)
{
throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "DOM method not supported");
}
/**
* @todo DOM level 2 setAttributeNodeNS() Not supported. Throws NOT_SUPPORTED_ERR.
* @see org.w3c.dom.Element#setAttributeNodeNS(org.w3c.dom.Attr)
*/
public org.w3c.dom.Attr setAttributeNodeNS(org.w3c.dom.Attr newAttr) throws org.w3c.dom.DOMException
{
throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "DOM method not supported");
}
/**
* @todo DOM level 2 getElementsByTagNameNS() Not supported. Throws NOT_SUPPORTED_ERR.
* @see org.w3c.dom.Element#getElementsByTagNameNS(java.lang.String, java.lang.String)
*/
public org.w3c.dom.NodeList getElementsByTagNameNS(String namespaceURI, String localName)
{
throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "DOM method not supported");
}
/**
* @todo DOM level 2 hasAttribute() Not supported. Returns false.
* @see org.w3c.dom.Element#hasAttribute(java.lang.String)
*/
public boolean hasAttribute(String name)
{
return false;
}
/**
* @todo DOM level 2 hasAttribute() Not supported. Returns false.
* @see org.w3c.dom.Element#hasAttributeNS(java.lang.String, java.lang.String)
*/
public boolean hasAttributeNS(String namespaceURI, String localName)
{
return false;
}
/**
* @todo DOM level 3 getSchemaTypeInfo() Not supported. Returns null.
* @see org.w3c.dom.Element#getSchemaTypeInfo()
*/
public TypeInfo getSchemaTypeInfo()
{
return null;
}
/**
* @todo DOM level 3 setIdAttribute() Not supported. Throws NOT_SUPPORTED_ERR.
* @see org.w3c.dom.Element#setIdAttribute(java.lang.String, boolean)
*/
public void setIdAttribute(String name, boolean isId) throws DOMException
{
throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "DOM method not supported");
}
/**
* @todo DOM level 3 setIdAttributeNode() Not supported. Throws NOT_SUPPORTED_ERR.
* @see org.w3c.dom.Element#setIdAttributeNode(org.w3c.dom.Attr, boolean)
*/
public void setIdAttributeNode(Attr idAttr, boolean isId) throws DOMException
{
throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "DOM method not supported");
}
/**
* @todo DOM level 3 setIdAttributeNS() Not supported. Throws NOT_SUPPORTED_ERR.
* @see org.w3c.dom.Element#setIdAttributeNS(java.lang.String, java.lang.String, boolean)
*/
public void setIdAttributeNS(String namespaceURI, String localName, boolean isId) throws DOMException
{
throw new DOMException(DOMException.NOT_SUPPORTED_ERR, "DOM method not supported");
}
}
