org.apache.batik.dom.DomExtension Maven / Gradle / Ivy
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*/
package org.apache.batik.dom;
/**
* This is a Service interface for classes that want to extend the
* functionality of the AbstractDocument, to support new tags in the
* DOM tree.
*
* @author Thomas DeWeese
* @version $Id: DomExtension.java 1733416 2016-03-03 07:07:13Z gadams $
*/
public interface DomExtension {
/**
* Return the priority of this Extension. Extensions are
* registered from lowest to highest priority. So if for some
* reason you need to come before/after another existing extension
* make sure your priority is lower/higher than theirs.
*/
float getPriority();
/**
* This should return the individual or company name responsible
* for the this implementation of the extension.
*/
String getAuthor();
/**
* This should return a contact address (usually an e-mail address).
*/
String getContactAddress();
/**
* This should return a URL where information can be obtained on
* this extension.
*/
String getURL();
/**
* Human readable description of the extension.
* Perhaps that should be a resource for internationalization?
* (although I suppose it could be done internally)
*/
String getDescription();
/**
* This method should update the DOMImplementation with support
* for the tags in this extension. In some rare cases it may
* be necessary to replace existing tag handlers, although this
* is discouraged.
*
* This is called before the DOMImplementation starts.
*
* @param di The DOMImplementation instance to be updated
*/
void registerTags(ExtensibleDOMImplementation di);
}