@Deprecated
  public final void setSystem(final Properties props, final DistributedSystem ds) {
    // TODO: override getDistributedSystemProperties and then delete
    system = (InternalDistributedSystem) ds;
    lastSystemProperties = props;
    lastSystemCreatedInTest = getTestClass(); // used to be getDeclaringClass()
  }
@deprecated Please override {@link #getDistributedSystemProperties()} instead.
geode-dunit/src/main/java/org/apache/geode/test/dunit/internal/JUnit4DistributedTestCase.java