diff -r 7e08730da258 -r 4a1864c3e867 java/sql-dk/src/info/globalcode/sql/dk/configuration/CommandArgument.java
--- a/java/sql-dk/src/info/globalcode/sql/dk/configuration/CommandArgument.java	Mon Mar 04 17:06:42 2019 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,82 +0,0 @@
-/**
- * SQL-DK
- * Copyright © 2015 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.configuration;
-
-import javax.xml.bind.annotation.XmlAttribute;
-import javax.xml.bind.annotation.XmlEnum;
-import javax.xml.bind.annotation.XmlEnumValue;
-import javax.xml.bind.annotation.XmlValue;
-
-/**
- *
- * @author Ing. František Kučera (frantovo.cz)
- */
-public class CommandArgument {
-
-	private String value;
-	private TYPE type;
-
-	@XmlEnum
-	public static enum TYPE {
-
-		/**
-		 * value = literal (text) argument
-		 */
-		@XmlEnumValue("literal")
-		LITERAL,
-		/**
-		 * value will be substituted by hostname or IP address of the DB server
-		 */
-		@XmlEnumValue("host")
-		HOST,
-		/**
-		 * value will be substituted by the port of the DB server
-		 */
-		@XmlEnumValue("port")
-		PORT,
-		/**
-		 * value will be substituted by environmental variable of given name
-		 */
-		@XmlEnumValue("env")
-		ENVIRONMENT_VARIABLE,
-		/**
-		 * value will be substituted by database property of given name
-		 */
-		@XmlEnumValue("dbProperty")
-		DB_PROPERTY;
-	}
-
-	@XmlValue
-	public String getValue() {
-		return value;
-	}
-
-	public void setValue(String value) {
-		this.value = value;
-	}
-
-	@XmlAttribute(name = "type")
-	public TYPE getType() {
-		return type;
-	}
-
-	public void setType(TYPE type) {
-		this.type = type;
-	}
-
-}