/**
* Creates the platform for the configured database.
*
* @return The platform
*/
public Platform getPlatform() throws BuildException {
Platform platform = null;
if (_databaseType == null) {
if (_dataSource == null) {
throw new BuildException("No database specified.");
}
if (_databaseType == null) {
_databaseType =
new PlatformUtils()
.determineDatabaseType(_dataSource.getDriverClassName(), _dataSource.getUrl());
}
if (_databaseType == null) {
_databaseType = new PlatformUtils().determineDatabaseType(_dataSource);
}
}
try {
platform = PlatformFactory.createNewPlatformInstance(_databaseType);
} catch (Exception ex) {
throw new BuildException("Database type " + _databaseType + " is not supported.", ex);
}
if (platform == null) {
throw new BuildException("Database type " + _databaseType + " is not supported.");
}
platform.setDataSource(_dataSource);
platform.setDelimitedIdentifierModeOn(isUseDelimitedSqlIdentifiers());
platform.setForeignKeysSorted(isSortForeignKeys());
return platform;
}
public void contextInitialized(ServletContextEvent event) {
springContext = WebApplicationContextUtils.getWebApplicationContext(event.getServletContext());
dataSource = (DataSource) springContext.getBean("dataSource");
Platform platform = PlatformFactory.createNewPlatformInstance(dataSource);
Database database =
new DatabaseIO().read(new InputStreamReader(getClass().getResourceAsStream("/ddl.xml")));
platform.alterTables(database, false);
}
void ddlUtilsExport() throws Exception {
Platform platform = PlatformFactory.createNewPlatformInstance(ds);
Connection conn = ds.getConnection();
Database db = platform.readModelFromDatabase(conn, "MyDbTest");
DatabaseIO dbio = new DatabaseIO();
StringPrintStream out;
out = new StringPrintStream();
Writer wr = new OutputStreamWriter(out, "UTF-8");
dbio.write(db, wr);
wr.flush();
String exportDDL = out.toString();
System.out.println(exportDDL);
/* out = new StringPrintStream();
DatabaseDataIO dataIO = new DatabaseDataIO();
dataIO.writeDataToXML(platform, db, out, "utf-8");
String exportDML = out.toString();
*/
conn.close();
}