+
−/*
+
− * This Source Code Form is subject to the terms of the Mozilla Public
+
− * 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/.
+
− *
+
− * Copyright 1997 - July 2008 CWI, August 2008 - 2019 MonetDB B.V.
+
− */
+
−
+
−import java.sql.*;
+
−
+
−public class Test_Cautocommit {
+
−	public static void main(String[] args) throws Exception {
+
−		// Class.forName("nl.cwi.monetdb.jdbc.MonetDriver");	// not needed anymore for self registering JDBC drivers
+
−		Connection con1 = DriverManager.getConnection(args[0]);
+
−		Connection con2 = DriverManager.getConnection(args[0]);
+
−		Statement stmt1 = con1.createStatement();
+
−		Statement stmt2 = con2.createStatement();
+
−		ResultSet rs = null;
+
−		//DatabaseMetaData dbmd = con.getMetaData();
+
−
+
−		// >> true: auto commit should be on by default
+
−		System.out.println("0. true\t" + con1.getAutoCommit());
+
−		System.out.println("0. true\t" + con2.getAutoCommit());
+
−
+
−		// test commit by checking if a change is visible in another connection
+
−		try {
+
−			System.out.print("1. create...");
+
−			stmt1.executeUpdate("CREATE TABLE table_Test_Cautocommit ( id int )");
+
−			System.out.println("passed :)");
+
−			System.out.print("2. select...");
+
−			rs = stmt2.executeQuery("SELECT * FROM table_Test_Cautocommit");
+
−			System.out.println("passed :)");
+
−		} catch (SQLException e) {
+
−			// this means we failed (table not there perhaps?)
+
−			System.out.println("FAILED :( " + e.getMessage());
+
−			System.out.println("ABORTING TEST!!!");
+
−			con1.close();
+
−			con2.close();
+
−			System.exit(-1);
+
−		}
+
−
+
−		// turn off auto commit
+
−		con1.setAutoCommit(false);
+
−		con2.setAutoCommit(false);
+
−
+
−		// >> false: we just disabled it
+
−		System.out.println("3. false\t" + con1.getAutoCommit());
+
−		System.out.println("4. false\t" + con2.getAutoCommit());
+
−
+
−		// a change would not be visible now
+
−		try {
+
−			System.out.print("5. drop...");
+
−			stmt2.executeUpdate("DROP TABLE table_Test_Cautocommit");
+
−			System.out.println("passed :)");
+
−			System.out.print("6. select...");
+
−			rs = stmt1.executeQuery("SELECT * FROM table_Test_Cautocommit");
+
−			System.out.println("passed :)");
+
−			System.out.print("7. commit...");
+
−			con2.commit();
+
−			System.out.println("passed :)");
+
−			System.out.print("8. select...");
+
−			rs = stmt1.executeQuery("SELECT * FROM table_Test_Cautocommit");
+
−			System.out.println("passed :)");
+
−			System.out.print("9. commit...");
+
−			con1.commit();
+
−			System.out.println("passed :)");
+
−		} catch (SQLException e) {
+
−			// this means we failed (table not there perhaps?)
+
−			System.out.println("FAILED :(");
+
−			System.out.println("ABORTING TEST!!!");
+
−		}
+
−
+
−		if (rs != null) rs.close();
+
−
+
−		con1.close();
+
−		con2.close();
+
−	}
+
−}