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HSQLDB example source code file (TestMultipleConnections.java)
The HSQLDB TestMultipleConnections.java source code/* Copyright (c) 2001-2008, The HSQL Development Group * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of the HSQL Development Group nor the names of its * contributors may be used to endorse or promote products derived from this * software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG, * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package org.hsqldb.test; import java.sql.Connection; import java.sql.ResultSet; import java.sql.Statement; import org.hsqldb.jdbc.jdbcDataSource; public class TestMultipleConnections { public TestMultipleConnections() {} public static void main(String[] args) throws Exception { // test for bug itme 500105 commit does not work with multiple con. FIXED TestMultipleConnections hs = new TestMultipleConnections(); Connection con1 = hs.createObject(); Connection con2 = hs.createObject(); Connection con3 = hs.createObject(); con1.setAutoCommit(false); //connection1.commit(); con2.setAutoCommit(false); //connection1.commit(); con3.setAutoCommit(false); //connection1.commit(); Statement st = con3.createStatement(); st.execute("DROP TABLE T IF EXISTS"); st.execute("CREATE TABLE T (I INT)"); st.execute("INSERT INTO T VALUES (2)"); ResultSet rs = st.executeQuery("SELECT * FROM T"); rs.next(); int value = rs.getInt(1); con2.commit(); con3.commit(); con1.commit(); rs = st.executeQuery("SELECT * FROM T"); rs.next(); if (value != rs.getInt(1)) { throw new Exception("value doesn't exist"); } } /** * create a connection and wait */ protected Connection createObject() { try { jdbcDataSource dataSource = new jdbcDataSource(); dataSource.setDatabase("jdbc:hsqldb:/hsql/test/test"); return dataSource.getConnection("sa", ""); } catch (Exception ex) { ex.printStackTrace(); } return null; } } Other HSQLDB examples (source code examples)Here is a short list of links related to this HSQLDB TestMultipleConnections.java source code file: |
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