/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.hibernate.eclipse.mapper.editors;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IJavaProject;
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.eclipse.jface.text.hyperlink.IHyperlinkDetector;
import org.hibernate.eclipse.mapper.editors.xpl.BaseXMLHyperlinkSupport;
import org.hibernate.eclipse.mapper.extractor.HBMInfoExtractor;
import org.hibernate.eclipse.mapper.extractor.HBMInfoHandler;
import org.jboss.tools.hibernate.runtime.spi.IService;
import org.w3c.dom.Attr;
import org.w3c.dom.Node;
/**
* hyper link detector for hbm.xml
*/
public class HBMXMLHyperlinkDetector extends BaseXMLHyperlinkSupport implements IHyperlinkDetector {
HBMInfoExtractor infoExtractor = null;
public HBMXMLHyperlinkDetector(IService service) {
infoExtractor = new HBMInfoExtractor(service);
}
public IHyperlink[] detectHyperlinks(ITextViewer textViewer, IRegion region, boolean canShowMultipleHyperlinks) {
if (region == null || textViewer == null) {
return null;
}
IJavaProject jp = StructuredTextViewerConfigurationUtil.findJavaProject(textViewer);
if(jp==null) return new IHyperlink[0];
IDocument document = textViewer.getDocument();
Node currentNode = getCurrentNode(document, region.getOffset() );
if (currentNode != null) {
short nodeType = currentNode.getNodeType();
if(nodeType == Node.ATTRIBUTE_NODE) {
} else if (nodeType == Node.ELEMENT_NODE){
Attr currentAttrNode = getCurrentAttrNode(currentNode, region.getOffset() );
if(currentAttrNode!=null) {
String path = currentNode.getNodeName() + ">" + currentAttrNode.getName(); //$NON-NLS-1$
HBMInfoHandler handler = infoExtractor.getAttributeHandler(path);
if(handler!=null) {
IJavaProject project = StructuredTextViewerConfigurationUtil.findJavaProject(document);
IJavaElement element = handler.getJavaElement(project, currentNode, currentAttrNode);
if(element!=null) {
return new IHyperlink[] {new HBMXMLHyperlink(getHyperlinkRegion(currentAttrNode), element)};
} else {
return null;
}
}
}
}
}
return null;
}
}