/*******************************************************************************
* Copyright (c) 2001, 2006 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.j2ee.internal.validation;
import java.util.Collection;
import java.util.Iterator;
import org.eclipse.emf.common.notify.Adapter;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jem.internal.adapters.jdom.JDOMAdaptor;
import org.eclipse.jem.internal.java.adapters.ReadAdaptor;
import org.eclipse.wst.validation.internal.operations.IResourceUtil;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
public class ResourceUtil implements IResourceUtil {
public ResourceUtil() {
super();
}
public int getLineNo(Object object) {
if (object == null) {
return IMessage.LINENO_UNSET;
}
if (object instanceof EObject) { // Error discovered using MOF objects
EObject ro = (EObject) object;
JDOMAdaptor jdomAdapter = null;
Collection c = ro.eAdapters();
if (c != null) {
Iterator iterator = c.iterator();
while (iterator.hasNext()) {
Adapter a = (Adapter) iterator.next();
if ((a != null) && a.isAdapterForType(ReadAdaptor.TYPE_KEY) && (a instanceof JDOMAdaptor)) {
jdomAdapter = (JDOMAdaptor) a;
}
}
}
if (jdomAdapter != null) {
int lineNo = jdomAdapter.getLineNo();
if (lineNo != JDOMAdaptor.INVALID_LINENO)
return lineNo + 1;
}
}
return IMessage.LINENO_UNSET;
}
}