+
−/*
+
− * This Source Code Form is subject to the terms of the Mozilla Public
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− * License, v. 2.0.  If a copy of the MPL was not distributed with this
+
− * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
− *
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− * Copyright 1997 - July 2008 CWI, August 2008 - 2017 MonetDB B.V.
+
− */
+
−
+
−import java.sql.*;
+
−import java.util.*;
+
−
+
−public class Test_Cmanycon {
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−	public static void main(String[] args) throws Exception {
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−		// Class.forName("nl.cwi.monetdb.jdbc.MonetDriver");	// not needed anymore for self registering JDBC drivers
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−		List<Connection> cons = new ArrayList<Connection>(100);	// Connections go in here
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−
+
−		try {
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−			// spawn a lot of Connections, just for fun...
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−			int i;
+
−			for (i = 0; i < 50; i++) {
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−				System.out.print("Establishing Connection " + i + "...");
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−				Connection con = DriverManager.getConnection(args[0]);
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−				System.out.print(" done...");
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−
+
−				// do something with the connection to test if it works
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−				con.setAutoCommit(false);
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−				System.out.println(" alive");
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−
+
−				cons.add(con);
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−			}
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−
+
−			// now try to nicely close them
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−			i = 0;
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−			for (Iterator<Connection> it = cons.iterator(); it.hasNext(); i++) {
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−				Connection con = it.next();
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−
+
−				// see if the connection still works
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−				System.out.print("Closing Connection " + i + "...");
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−				con.setAutoCommit(true);
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−				System.out.print(" still alive...");
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−				con.close();
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−				System.out.println(" done");
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−			}
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−		} catch (SQLException e) {
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−			System.out.println("FAILED! " + e.getMessage());
+
−		}
+
−	}
+
−}