run a block of code in a jpa transaction . concode_field_sep JPAApi jpaApi concode_elem_sep JPAConfig jpaConfig concode_elem_sep JPAEntityManagerContext entityManagerContext concode_elem_sep Map<String,EntityManagerFactory> emfs concode_field_sep JPAApi get concode_elem_sep JPAApi start concode_elem_sep EntityManager em concode_elem_sep EntityManager em concode_elem_sep void shutdown
T function ( Supplier < T > arg0 ) { return withTransaction ( "srini_string" , false , arg0 ) ; }