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annotate tests/Test_Cmanycon.java @ 261:d4baf8a4b43a

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Update Copyright year to 2019
author Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
date Thu, 03 Jan 2019 14:43:44 +0100 (2019-01-03)
parents c38d4eaf5479
children 4face9f42efc 54137aeb1f92
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1 /*
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2 * This Source Code Form is subject to the terms of the Mozilla Public
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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5 *
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6 * Copyright 1997 - July 2008 CWI, August 2008 - 2019 MonetDB B.V.
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7 */
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8
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9 import java.sql.*;
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10 import java.util.*;
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11
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12 public class Test_Cmanycon {
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13 public static void main(String[] args) throws Exception {
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04fbf3655452 Disable Class.forName("nl.cwi.monetdb.jdbc.MonetDriver"); code
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14 // Class.forName("nl.cwi.monetdb.jdbc.MonetDriver"); // not needed anymore for self registering JDBC drivers
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15 List<Connection> cons = new ArrayList<Connection>(100); // Connections go in here
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16
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17 try {
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18 // spawn a lot of Connections, just for fun...
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19 int i;
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20 for (i = 0; i < 50; i++) {
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21 System.out.print("Establishing Connection " + i + "...");
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22 Connection con = DriverManager.getConnection(args[0]);
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23 System.out.print(" done...");
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24
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25 // do something with the connection to test if it works
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26 con.setAutoCommit(false);
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27 System.out.println(" alive");
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29 cons.add(con);
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30 }
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31
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32 // now try to nicely close them
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33 i = 0;
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34 for (Iterator<Connection> it = cons.iterator(); it.hasNext(); i++) {
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35 Connection con = it.next();
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36
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37 // see if the connection still works
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38 System.out.print("Closing Connection " + i + "...");
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39 con.setAutoCommit(true);
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40 System.out.print(" still alive...");
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41 con.close();
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42 System.out.println(" done");
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43 }
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44 } catch (SQLException e) {
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45 System.out.println("FAILED! " + e.getMessage());
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46 }
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47 }
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48 }