/*
 * Copyright (c) 2016 Red Hat, Inc. 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
 */
package org.opendaylight.controller.md.sal.trace.api;

import java.io.PrintStream;
import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;

/**
 * Tagging interface so that the tracing broker service can be more explicitly imported.
 */
public interface TracingDOMDataBroker extends DOMDataBroker {

    /**
     * Prints a human-readable "report" of all opened but not closed transactions,
     * including transactions chains and transactions opened by them, onto the printStream.
     * @return true if there were any open transactions, false if none
     */
    boolean printOpenTransactions(PrintStream printStream);

}