acs_sc_binding_exists_p (public)

 acs_sc_binding_exists_p contract impl

Defined in packages/acs-service-contract/tcl/acs-service-contract-procs.tcl

Returns a boolean depending on whether or not the binding between the contract and implementation exists.

Parameters:

contract - the contract name
impl - the implementation name

Returns:

boolean

Author:

Neophytos Demetriou

Partial Call Graph (max 5 caller/called nodes):

Testcases:

acs_sc_impl_new_from_spec

Source code:

    return [db_string binding_exists_p {
        select case when exists
        (select 1 from acs_sc_bindings
         where contract_id = (select contract_id
                              from acs_sc_contracts
                              where contract_name = :contract)
           and impl_id = (select impl_id
                          from acs_sc_impls
                          where impl_name = :impl
                          and impl_contract_name = :contract))
        then 1 else 0 end
        from dual
    }]

XQL Not present:

PostgreSQL, Oracle

Generic XQL file:

packages/acs-service-contract/tcl/acs-service-contract-procs.xql