Thread currentThread = Thread.currentThread(); ClassLoader classLoader = currentThread.getContextClassLoader(); String tablesSQL = StringUtil.read( classLoader, "com/liferay/portal/tools/sql/dependencies/portal-tables.sql"); String indexesSQL = StringUtil.read( classLoader, "com/liferay/portal/tools/sql/dependencies/indexes.sql"); String indexesProperties = StringUtil.read( classLoader, "com/liferay/portal/tools/sql/dependencies/indexes.properties"); db.updateIndexes( tablesSQL, indexesSQL, indexesProperties, _dropIndexes); } catch (Exception e) { _log.error(e, e); } } public void upgradeProcess(int buildNumber) throws UpgradeException { if (buildNumber == ReleaseInfo.getBuildNumber()) { if (_log.isDebugEnabled()) { _log.debug( "Skipping upgrade process from " + buildNumber + " to " + ReleaseInfo.getBuildNumber()); } return; } String[] upgradeProcessClassNames = getUpgradeProcessClassNames( PropsKeys.UPGRADE_PROCESSES); if (upgradeProcessClassNames.length == 0) { upgradeProcessClassNames = getUpgradeProcessClassNames( PropsKeys.UPGRADE_PROCESSES + StringPool.PERIOD + buildNumber); if (upgradeProcessClassNames.length == 0) { if (_log.isInfoEnabled()) { _log.info( "Upgrading from " + buildNumber + " to " + ReleaseInfo.getBuildNumber() + " is not supported"); }