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annotate tests/BugConcurrent_sequences.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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0
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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 BugConcurrent_sequences {
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12 public static void main(String[] args) throws Exception {
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13 Connection con1 = null, con2 = null;
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14 Statement stmt1 = null, stmt2 = null;
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15 ResultSet rs1 = null, rs2 = null;
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16 Class.forName("nl.cwi.monetdb.jdbc.MonetDriver");
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17 con1 = DriverManager.getConnection(args[0]);
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18 con2 = DriverManager.getConnection(args[0]);
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19 stmt1 = con1.createStatement();
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20 stmt2 = con2.createStatement();
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21
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22 // >> true: auto commit should be on by default
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23 System.out.println("0. true\t" + con1.getAutoCommit());
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24 System.out.println("0. true\t" + con2.getAutoCommit());
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25
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26 // create a table
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27 try {
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28 System.out.print("1. create table t1 using client 1... ");
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29 stmt1.executeUpdate("CREATE TABLE t1 ( id serial, who varchar(12) )");
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30 System.out.println("passed :)");
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31 } catch (SQLException e) {
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32 // this means we failed (that sux)
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33 System.out.println("FAILED 1 :( " + e.getMessage());
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34 System.out.println("ABORTING TEST!!!");
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35 con1.close();
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36 con2.close();
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37 System.exit(-1);
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38 }
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39
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40 // test the insertion of values with concurrent clients
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41 try {
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42 System.out.print("2. insert into t1 using client 1 and 2... ");
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43 stmt1.executeUpdate("INSERT INTO t1(who) VALUES('client1')");
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44 System.out.println("client 1 passed :)");
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45 con2.setAutoCommit(false);
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46 stmt2.executeUpdate("INSERT INTO t1(who) VALUES('client2')");
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47 System.out.println("transaction on client 2 :)");
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48 stmt1.executeUpdate("INSERT INTO t1(who) VALUES('client1')");
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49 System.out.println("client 1 passed :)");
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50 try {
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51 con2.commit();
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52 System.out.println("transaction client 2 PASSED :(");
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53 System.exit(-1);
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54 } catch (SQLException e) {
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55 System.out.println("transaction client 2 failed :)");
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56 }
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57 con2.setAutoCommit(true);
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58 stmt2.executeUpdate("INSERT INTO t1(who) VALUES('client2')");
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59 System.out.println("passed :)");
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60 System.out.println("2.1. check table status with client 1...");
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61 rs1 = stmt1.executeQuery("SELECT * FROM t1");
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62 while (rs1.next())
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63 System.out.println(rs1.getInt("id") + ", " +
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64 rs1.getString("who"));
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65 System.out.println("passed :)");
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66 System.out.println("2.2. check table status with client 2...");
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67 rs2 = stmt2.executeQuery("SELECT * FROM t1");
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68 while (rs2.next())
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69 System.out.println(rs2.getInt("id") + ", " +
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70 rs2.getString("who"));
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71 System.out.println("passed :)");
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72 } catch (SQLException e) {
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73 // this means we failed (table not there perhaps?)
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74 System.out.println("FAILED 2 :( " + e.getMessage());
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75 System.out.println("ABORTING TEST!!!");
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76 if (rs1 != null) rs1.close();
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77 if (rs2 != null) rs2.close();
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78 con1.close();
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79 con2.close();
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80 System.exit(-1);
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81 }
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82
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83 // drop the table (not dropping the sequence) from client 1
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84 try {
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85 System.out.print("3.1. drop table t1 using client 1... ");
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86 stmt1.executeUpdate("DROP TABLE t1");
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87 System.out.println("passed :)");
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88 System.out.print("3.1. recreate t1 using client 1... ");
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89 stmt1.executeUpdate("CREATE TABLE t1 ( id serial, who varchar(12) )");
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90 System.out.println("passed :)");
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91 } catch (SQLException e) {
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92 // this means we failed (table not there perhaps?)
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93 System.out.println("FAILED 3 :( " + e.getMessage());
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94 System.out.println("ABORTING TEST!!!");
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95 if (rs1 != null) rs1.close();
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96 if (rs2 != null) rs2.close();
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97 con1.close();
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98 con2.close();
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99 System.exit(-1);
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100 }
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101
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102 // re-establish connection
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103 try {
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104 System.out.print("x. Reconnecting client 1 and 2... ");
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105 con1.close();
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106 con2.close();
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107 con1 = DriverManager.getConnection(args[0]);
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108 con2 = DriverManager.getConnection(args[0]);
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109 stmt1 = con1.createStatement();
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110 stmt2 = con2.createStatement();
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111 System.out.println("passed :)");
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112 } catch (SQLException e) {
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113 // this means we failed (table not there perhaps?)
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114 System.out.println("FAILED x :( " + e.getMessage());
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115 System.out.println("ABORTING TEST!!!");
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116 if (rs1 != null) rs1.close();
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117 if (rs2 != null) rs2.close();
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118 con1.close();
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119 con2.close();
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120 System.exit(-1);
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121 }
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122
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123 // insert and print, should get 1,2
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
124 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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125 System.out.println("4. insert into t1 using client 1 and 2...");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
126 stmt1.executeUpdate("INSERT INTO t1(who) VALUES('client1')");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
127 System.out.println("passed :)");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
128 con2.setAutoCommit(false);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
129 stmt2.executeUpdate("INSERT INTO t1(who) VALUES('client2')");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
130 con2.commit();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
131 con2.setAutoCommit(true);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
132 System.out.println("passed :)");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
133 System.out.println("4.1. check table status with client 1...");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
134 rs1 = stmt1.executeQuery("SELECT * FROM t1 ORDER BY who");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
135 for (int cntr = 1; rs1.next(); cntr++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
136 int id = rs1.getInt("id");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
137 System.out.println(id + ", " +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
138 rs1.getString("who"));
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
139 if (id != cntr)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
140 throw new SQLException("expected " + cntr + ", got " + id);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
141 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
142 System.out.println("passed :)");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
143 System.out.println("4.2. check table status with client 2...");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
144 rs2 = stmt2.executeQuery("SELECT * FROM t1 ORDER BY who");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
145 for (int cntr = 1; rs2.next(); cntr++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
146 int id = rs2.getInt("id");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
147 System.out.println(id + ", " +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
148 rs2.getString("who"));
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
149 if (id != cntr)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
150 throw new SQLException("expected " + cntr + ", got " + id);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
151 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
152 System.out.println("passed :)");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
153 } catch (SQLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
154 // this means we failed (table not there perhaps?)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
155 System.out.println("FAILED 4 :( " + e.getMessage());
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
156 System.out.println("ABORTING TEST!!!");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
157 if (rs1 != null) rs1.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
158 if (rs2 != null) rs2.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
159 con1.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
160 con2.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
161 System.exit(-1);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
162 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
163
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
164 if (rs1 != null) rs1.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
165 if (rs2 != null) rs2.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
166
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
167 // cleanup
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
168 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
169 stmt1.executeUpdate("DROP TABLE t1");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
170 } catch (SQLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
171 System.out.println("FAILED to clean up! :( " + e.getMessage());
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
172 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
173
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
174 con1.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
175 con2.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
176 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
177 }