/*****************************************************************************
* Copyright (c) 2008 Bioclipse Project
* 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
*
*****************************************************************************/
package net.bioclipse.specmol.wizards;
import java.util.ArrayList;
import net.bioclipse.core.util.LogUtils;
import org.apache.log4j.Logger;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.Viewer;
public class BibtexContentProvider implements ITreeContentProvider {
private static final Logger logger = Logger.getLogger(BibtexContentProvider.class);
public BibtexContentProvider() {
}
public void dispose() {
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
public Object[] getElements(Object inputElement) {
return getChildren(inputElement);
}
public Object[] getChildren(Object parentElement) {
ArrayList<IResource> childElements = new ArrayList<IResource>();
if(parentElement instanceof IContainer){
try {
for(int i=0;i<((IContainer)parentElement).members().length;i++){
if(((IContainer)parentElement).members()[i] instanceof IFile && ((IFile)((IContainer)parentElement).members()[i]).getFileExtension()!=null && ((IFile)((IContainer)parentElement).members()[i]).getFileExtension().equals("bib")){
childElements.add(((IContainer)parentElement).members()[i]);
}
if(((IContainer)parentElement).members()[i] instanceof IContainer && ((IContainer)parentElement).members()[i].isAccessible()){
childElements.add(((IContainer)parentElement).members()[i]);
}
}
} catch (CoreException e) {
LogUtils.handleException(e, logger);
}
}
return childElements.toArray();
}
public Object getParent(Object element) {
return ((IFolder)element).getParent();
}
public boolean hasChildren(Object element) {
return getChildren(element).length>0;
}
}