NullContentProvider.java

package coverplugin.explorer;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.Viewer;

/**
 * 
 * Does nothing.
 * 
 * @author Jens Meinicke
 */
public class NullContentProvider implements ITreeContentProvider {

	@Override
	public void dispose() {}

	@Override
	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}

	@Override
	public Object[] getElements(Object inputElement) {
		return null;
	}

	@Override
	public Object[] getChildren(Object parentElement) {
		return null;
	}

	@Override
	public Object getParent(Object element) {
		return null;
	}

	@Override
	public boolean hasChildren(Object element) {
		return false;
	}

}