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annotate tests/Test_Ctransaction.java @ 0:a5a898f6886c

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Copy of MonetDB java directory changeset e6e32756ad31.
author Sjoerd Mullender <sjoerd@acm.org>
date Wed, 21 Sep 2016 09:34:48 +0200 (2016-09-21)
parents
children 04fbf3655452
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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 - 2016 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
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11 public class Test_Ctransaction {
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12 public static void main(String[] args) throws Exception {
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13 Class.forName("nl.cwi.monetdb.jdbc.MonetDriver");
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14 Connection con1 = DriverManager.getConnection(args[0]);
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15 Statement stmt1 = con1.createStatement();
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16 //DatabaseMetaData dbmd = con.getMetaData();
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17
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18 // >> true: auto commit should be on by default
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19 System.out.println("0. true\t" + con1.getAutoCommit());
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20
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21 // test commit by checking if a change is visible in another connection
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22 try {
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23 System.out.print("1. commit...");
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24 con1.commit();
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25 System.out.println("PASSED :(");
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26 con1.close();
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27 System.exit(-1);
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28 } catch (SQLException e) {
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29 // this means we get what we expect
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30 System.out.println("failed :) " + e.getMessage());
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31 }
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32
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33 // turn off auto commit
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34 con1.setAutoCommit(false);
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35
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36 // >> false: we just disabled it
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37 System.out.println("2. false\t" + con1.getAutoCommit());
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38
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39 // a change would not be visible now
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40 try {
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41 System.out.print("3. commit...");
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42 con1.commit();
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43 System.out.println("passed :)");
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44 System.out.print("4. commit...");
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45 con1.commit();
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46 System.out.println("passed :)");
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47 System.out.print("5. rollback...");
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48 con1.rollback();
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49 System.out.println("passed :)");
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50 } catch (SQLException e) {
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51 // this means we failed (table not there perhaps?)
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52 System.out.println("FAILED :( " + e.getMessage());
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53 System.out.println("ABORTING TEST!!!");
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54 con1.close();
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55 System.exit(-1);
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56 }
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57
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58 // turn off auto commit
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59 con1.setAutoCommit(true);
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60
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61 // >> false: we just disabled it
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62 System.out.println("6. true\t" + con1.getAutoCommit());
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63
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64 try {
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65 System.out.print("7. start transaction...");
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66 stmt1.executeUpdate("START TRANSACTION");
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67 System.out.println("passed :)");
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68 System.out.print("8. commit...");
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69 con1.commit();
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70 System.out.println("passed :)");
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71 System.out.println("9. true\t" + con1.getAutoCommit());
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72 System.out.print("10. start transaction...");
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73 stmt1.executeUpdate("START TRANSACTION");
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74 System.out.println("passed :)");
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75 System.out.print("11. rollback...");
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76 con1.rollback();
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77 System.out.println("passed :)");
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78 System.out.println("12. true\t" + con1.getAutoCommit());
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79 } catch (SQLException e) {
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80 // this means we failed (table not there perhaps?)
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81 System.out.println("FAILED :(");
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82 System.out.println("ABORTING TEST!!!");
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83 }
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84
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85 try {
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86 // a commit now should fail
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87 System.out.print("13. commit...");
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88 con1.commit();
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89 System.out.println("PASSED :(");
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90 } catch (SQLException e) {
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91 // this means we get what we expect
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92 System.out.println("failed :) " + e.getMessage());
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93 }
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94
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95 con1.close();
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96 }
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97 }