diff -r 7e08730da258 -r 4a1864c3e867 java/sql-dk/src/info/globalcode/sql/dk/jmx/ConnectionManagement.java
--- a/java/sql-dk/src/info/globalcode/sql/dk/jmx/ConnectionManagement.java	Mon Mar 04 17:06:42 2019 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,97 +0,0 @@
-/**
- * SQL-DK
- * Copyright © 2014 František Kučera (frantovo.cz)
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-package info.globalcode.sql.dk.jmx;
-
-import java.util.EnumMap;
-import java.util.Map;
-
-/**
- * JMX management bean for progress reporting.
- *
- * @author Ing. František Kučera (frantovo.cz)
- */
-public class ConnectionManagement implements ConnectionManagementMBean {
-
-	private final String databaseName;
-	private final Map<COUNTER, Integer> counters = new EnumMap(COUNTER.class);
-
-	public ConnectionManagement(String databaseName) {
-		this.databaseName = databaseName;
-		for (COUNTER c : COUNTER.values()) {
-			counters.put(c, 0);
-		}
-	}
-
-	public enum COUNTER {
-
-		COMMAND,
-		RECORD_CURRENT,
-		RECORD_TOTAL
-	};
-
-	public void incrementCounter(COUNTER counter) {
-		synchronized (counters) {
-			int old = counters.get(counter);
-			counters.put(counter, old + 1);
-		}
-	}
-
-	public void resetCounter(COUNTER counter) {
-		synchronized (counters) {
-			counters.put(counter, 0);
-		}
-	}
-
-	public static void incrementCounter(ConnectionManagement mbean, COUNTER counter) {
-		if (mbean != null) {
-			mbean.incrementCounter(counter);
-		}
-	}
-
-	public static void resetCounter(ConnectionManagement mbean, COUNTER counter) {
-		if (mbean != null) {
-			mbean.resetCounter(counter);
-		}
-	}
-
-	@Override
-	public String getDatabaseName() {
-		return databaseName;
-	}
-
-	@Override
-	public int getCommandCount() {
-		synchronized (counters) {
-			return counters.get(COUNTER.COMMAND);
-		}
-	}
-
-	@Override
-	public int getCurrentRecordCount() {
-		synchronized (counters) {
-			return counters.get(COUNTER.RECORD_CURRENT);
-		}
-	}
-	
-	@Override
-	public int getTotalRecordCount() {
-		synchronized (counters) {
-			return counters.get(COUNTER.RECORD_TOTAL);
-		}
-	}
-}