/*******************************************************************************
* Copyright (c) 2012, 2014 Stefan Seelmann and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Stefan Seelmann - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.wikitext.markdown.internal.token;
import org.eclipse.mylyn.wikitext.parser.markup.PatternBasedElement;
import org.eclipse.mylyn.wikitext.parser.markup.PatternBasedElementProcessor;
/**
* A phrase modifier that detects HTML and XML entities in the source.
*
* @author Stefan Seelmann
*/
public class PreserverHtmlEntityToken extends PatternBasedElement {
@Override
protected String getPattern(int groupOffset) {
return "&(#?[a-zA-Z0-9]{2,7});"; //$NON-NLS-1$
}
@Override
protected int getPatternGroupCount() {
return 1;
}
@Override
protected PatternBasedElementProcessor newProcessor() {
return new EntityReferenceProcessor();
}
private static class EntityReferenceProcessor extends PatternBasedElementProcessor {
@Override
public void emit() {
String entity = group(1);
getBuilder().entityReference(entity);
}
}
}