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1   /*
2    * This file is part of Waarp Project (named also Waarp or GG).
3    *
4    *  Copyright (c) 2019, Waarp SAS, and individual contributors by the @author
5    *  tags. See the COPYRIGHT.txt in the distribution for a full listing of
6    * individual contributors.
7    *
8    *  All Waarp Project is free software: you can redistribute it and/or
9    * modify it under the terms of the GNU General Public License as published by
10   * the Free Software Foundation, either version 3 of the License, or (at your
11   * option) any later version.
12   *
13   * Waarp is distributed in the hope that it will be useful, but WITHOUT ANY
14   * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
15   * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
16   *
17   *  You should have received a copy of the GNU General Public License along with
18   * Waarp . If not, see <http://www.gnu.org/licenses/>.
19   */
20  
21  package org.waarp.common.database.properties;
22  
23  import java.sql.Connection;
24  
25  /**
26   * H2 Database Model
27   */
28  public class H2Properties implements DbProperties {
29    private static final String PROTOCOL = "h2";
30  
31    private static final String DRIVER_NAME = "org.h2.Driver";
32    private static final String VALIDATION_QUERY = "select 1";
33  
34    public H2Properties() {
35      // nothing
36    }
37  
38    public static String getProtocolID() {
39      return PROTOCOL;
40    }
41  
42    @Override
43    public final String getDriverName() {
44      return DRIVER_NAME;
45    }
46  
47    @Override
48    public final String getValidationQuery() {
49      return VALIDATION_QUERY;
50    }
51  
52    @Override
53    public final int getMaximumConnections(final Connection connection) {
54      // According to H2 website:
55      // There is no limit on the number of database open concurrently per
56      // server, or on the number of open connections.
57      return 1000;
58    }
59  }