Andrus,

with these properties, you set an environment variable like this:

$ export cayenne.jdbc.driver.eps.oracleDb=oracle.jdbc.OracleDriver

and that sets the driver on that sdt of domain and node name?


Tony

On Fri, Apr 23, 2021 at 11:52 AM Andrus Adamchik <aadamc...@gmail.com>
wrote:

> also per-node connection params can be passed as properties:
>
>
> https://cayenne.apache.org/docs/4.1/cayenne-guide/#appendix-a-configuration-properties
> <
> https://cayenne.apache.org/docs/4.1/cayenne-guide/#appendix-a-configuration-properties
> >
>
>
>
> > On Apr 23, 2021, at 10:58 AM, John Huss <johnth...@gmail.com> wrote:
> >
> > When you create your ServerRuntime you need to supply a custom DI module
> to
> > pass the DB connection parameters, something like this:
> >
> > *import* org.apache.cayenne.configuration.Constants;
> >
> > *import* org.apache.cayenne.di.Binder;
> >
> > *import* org.apache.cayenne.di.MapBuilder;
> >
> > *import* org.apache.cayenne.di.Module;
> >
> >
> > *public* *class* MyModule *implements* Module {
> >
> > *public* *void* configure(Binder binder) {
> >
> > MapBuilder<String> mapBuilder = binder.bindMap(String.*class*, Constants.
> > *PROPERTIES_MAP*);
> >
> > mapBuilder.put(Constants.*JDBC_URL_PROPERTY* +
> > ".YourDataDomainName.YourDataNodeName", System.*getenv*("url"));
> >
> > ...
> >
> > }
> >
> > }
> >
> > On Fri, Apr 23, 2021 at 9:32 AM Tony Giaccone <t...@giaccone.org> wrote:
> >
> >> I have a datadomain with two datamaps, and two datasource each talking
> to a
> >> different database.
> >>
> >> Right now, I have had the datasource configured in the config file, but
> I
> >> need to remove that and set it programmatically, from an environment
> >> variable.  Simple enough to do with a defauldata source, unclear how to
> do
> >> when you have multiple data sources and data nodes.
> >>
> >> After browsing through the code and the app as it's running, it's
> unclear
> >> to me how to do this.
> >>
> >> Does anyone know the secret sauce?
> >>
> >>
> >>
> >> Tony
> >>
>
>

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