//*************************************************************************** // (c) Copyright IBM Corp. 2007 All rights reserved. // // The following sample of source code ("Sample") is owned by International // Business Machines Corporation or one of its subsidiaries ("IBM") and is // copyrighted and licensed, not sold. You may use, copy, modify, and // distribute the Sample in any form without payment to IBM, for the purpose of // assisting you in the development of your applications. // // The Sample code is provided to you on an "AS IS" basis, without warranty of // any kind. IBM HEREBY EXPRESSLY DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR // IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Some jurisdictions do // not allow for the exclusion or limitation of implied warranties, so the above // limitations or exclusions may not apply to you. IBM shall not be liable for // any damages you suffer as a result of using, copying, modifying or // distributing the Sample, even if IBM has been advised of the possibility of // such damages. //*************************************************************************** // // SOURCE FILE NAME: DbConnDataSource.sqlj // // SAMPLE: How to connect to a database using DataSource with Type 4 driver // // This sample program shows how to connect and access to a database // using a DataSource (registered in a JNDI namespace) in an SQLJ // application using the Universal JDBC Type 4 driver. // // Since no context is specified in the SELECT statement, the default // DataSource jdbc/defaultDataSource is used. The DataSource is // registered using createRegisterDS.java and DS1.prop. Refer to // the README file for details on how to run this sample. // // SQL Statements USED: // SELECT // // Classes used from Util.sqlj are: // Data // // // Output will vary depending on the JDBC driver connectivity used. //*************************************************************************** // // For more information on the sample programs, see the README file. // // For information on developing Java applications see the Developing Java Applications book. // // For information on using SQL statements, see the SQL Reference. // // For the latest information on programming, compiling, and running DB2 // applications, visit the DB2 Information Center at // http://publib.boulder.ibm.com/infocenter/db2luw/v9r7/index.jsp //**************************************************************************/ import java.sql.*; import sqlj.runtime.*; import sqlj.runtime.ref.*; #sql iterator DbConnDataSource_SimplePosIter(String, String); class DbConnDataSource { public static void main(String argv[]) { try { System.out.println(); System.out.print("THIS SAMPLE SHOWS HOW TO CONNECT AND ACCESS "); System.out.println("TO THE SAMPLE DATABASE "); System.out.print("USING THE DEFAULT DATASOURCE jdbc/defaultDataSource "); System.out.println("WITH TYPE 4 DRIVER."); // connect to the 'sample' database DefaultContext.getDefaultContext(); // perform an SQL statement DbConnDataSource_SimplePosIter posIter = null; String empno = null; String firstname = null; System.out.println(); System.out.println( " Perform:\n" + " SELECT empno, firstnme\n" + " FROM employee\n" + " WHERE firstnme like 'MA%'\n"); #sql posIter = { SELECT empno, firstnme FROM employee WHERE firstnme like 'MA%' }; System.out.println( " ** NOTE! **\n" + " Connection is obtained from DataSource: jdbc/defaultDataSource \n"); System.out.println( " Results:\n" + " EMPNO FIRSTNME \n" + " ------ ---------- "); while (true) { #sql { FETCH :posIter into :empno, :firstname }; if (posIter.endFetch()) { break; } System.out.println(" "+Data.format(empno, 6) + " " + Data.format(firstname, 12)); } } catch(Exception ex) { if (ex instanceof java.sql.SQLException) { System.out.println("error code: " + ((java.sql.SQLException)(ex)).getErrorCode()); } ex.printStackTrace(); } } }