https://github.com/spring-projects/spring-framework: Spring Transaction (Spring IO)
  • Juergen Hoeller 
Provides generic support classes for JCA usage within Spring,
mainly for local setup of a JCA ResourceAdapter and/or ConnectionFactory.

/**
 * Provides generic support classes for JCA usage within Spring,
 * mainly for local setup of a JCA ResourceAdapter and/or ConnectionFactory.
 */
@NonNullApi
@NonNullFields
package org.springframework.jca.support;

import org.springframework.lang.NonNullApi;
import org.springframework.lang.NonNullFields;