public class CustomLogicService implements Provider<Source> {

    @Override
    public Source invoke(Source request) {

        CompositeServiceClient compositeServiceClient = createCompositeServiceClient();
        CustomLogicFactory customLogicFactory = new CustomLogicFactoryImpl(compositeServiceClient);
        String appName = "<trusted application user>";
        ExternalCallProcessor externalCallProcessor =
                new ExternalCallProcessor(compositeServiceClient, appName, customLogicFactory);

        return externalCallProcessor.invoke(request);
    }

    private static CompositeServiceClient createCompositeServiceClient() {
        InputStream resourceAsStream = CustomLogicService.class.getResourceAsStream("/bes-client.properties");
        Properties config = new Properties();
        try {
            config.load(resourceAsStream);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        return CompositeServiceClient.newCompositeServiceClient(config);
    }

siperian-api.jar
siperian-common.jar
mdm-spi.jar