public boolean supports(Copy<?, ?> operation) {
return operation.getTargetPosition() instanceof Position.Writable
&& TherianContext.getRequiredInstance()
.eval(ImmutableCheck.of(operation.getTargetPosition()))
.booleanValue();
}
public void perform(Copy<?, ?> operation) {
final Convert<?, ?> convert =
Convert.to(
(Position.Writable<?>) operation.getTargetPosition(), operation.getSourcePosition());
TherianContext.getRequiredInstance().forwardTo(convert);
}