/*******************************************************************************
* Copyright (c) 2008 Spring IDE Developers
* 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:
* Spring IDE Developers - initial API and implementation
*******************************************************************************/
package org.springframework.ide.eclipse.beans.ui.editor.hyperlink.aop;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.IRegion;
import org.eclipse.jface.text.ITextViewer;
import org.eclipse.jface.text.hyperlink.IHyperlink;
import org.springframework.ide.eclipse.beans.ui.editor.hyperlink.HyperlinkUtils;
import org.springframework.ide.eclipse.beans.ui.editor.hyperlink.IHyperlinkCalculator;
import org.springframework.ide.eclipse.beans.ui.editor.hyperlink.NodeElementHyperlink;
import org.springframework.ide.eclipse.beans.ui.editor.util.BeansEditorUtils;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
/**
* {@link IHyperlinkCalculator} for the pointcut reference attribute.
* @author Christian Dupuis
* @author Leo Dos Santos
* @since 2.2.1
*/
public class PointcutReferenceHyperlinkCalculator implements IHyperlinkCalculator {
public IHyperlink createHyperlink(String name, String target, Node node, Node parentNode,
IDocument document, ITextViewer textViewer, IRegion hyperlinkRegion, IRegion cursor) {
IHyperlink hyperlink = searchPointcutElements(target, parentNode, textViewer,
hyperlinkRegion);
if (hyperlink == null && parentNode.getParentNode() != null) {
hyperlink = searchPointcutElements(target, parentNode.getParentNode(), textViewer,
hyperlinkRegion);
}
return hyperlink;
}
private IHyperlink searchPointcutElements(String name, Node node, ITextViewer textViewer,
IRegion hyperlinkRegion) {
NodeList beanNodes = node.getChildNodes();
for (int i = 0; i < beanNodes.getLength(); i++) {
Node beanNode = beanNodes.item(i);
if ("pointcut".equals(beanNode.getLocalName())) {
if (name.equals(BeansEditorUtils.getAttribute(beanNode, "id"))) {
IRegion region = HyperlinkUtils.getHyperlinkRegion(beanNode);
return new NodeElementHyperlink(hyperlinkRegion, region, textViewer);
}
}
}
return null;
}
}