opts.prop.setProperty("instance", accumulo.getConfig().getInstanceName());
opts.prop.setProperty("zookeepers", accumulo.getZooKeepers());
Runtime.getRuntime().addShutdownHook(new Thread() {
public void start() {
try {
accumulo.stop();
} catch (Exception e) {
throw new RuntimeException();
} finally {
if (!folder.delete())
log.warn("Unexpected error removing " + folder);