// BootstrapContext: wraps the WorkMananger and XATerminator
BootstrapContext bootstrapContext;
if (transactionManager instanceof GeronimoTransactionManager) {
bootstrapContext = new GeronimoBootstrapContext((GeronimoWorkManager) workManager, (GeronimoTransactionManager) transactionManager, (GeronimoTransactionManager) transactionManager);
} else if (transactionManager instanceof XATerminator) {
bootstrapContext = new SimpleBootstrapContext(workManager, (XATerminator) transactionManager);
} else {
bootstrapContext = new SimpleBootstrapContext(workManager);
}