public class LoggingHandler implements SOAPHandler<SOAPMessageContext> {
    private static final Logger LOG = LoggerFactory.getLogger(LoggingHandler.class);

    @Override
    public boolean handleMessage(SOAPMessageContext soapMessageContext) {
        boolean isOutBound = (boolean) soapMessageContext.get(SOAPMessageContext.MESSAGE_OUTBOUND_PROPERTY);
        if (isOutBound) {
            LOG.info("### TCCL in SOAPHandler.handleMessage = " + Thread.currentThread().getContextClassLoader().toString());
            new DelegateBean();   
            // As a workaround, set TCCL to application module class loader for 
//            ClassLoader old = Thread.currentThread().getContextClassLoader();
//            Thread.currentThread().setContextClassLoader(this.getClass().getClassLoader());
//            new DelegateBean();
//            Thread.currentThread().setContextClassLoader(old);
        }
        return true;
    }

    @Override
    public Set<QName> getHeaders() {
        LOG.info("### TCCL in SOAPHandler.getHeaders = " + Thread.currentThread().getContextClassLoader().toString());
        new DelegateBean();  
         // the same workaround 
//        ClassLoader old = Thread.currentThread().getContextClassLoader();
//        Thread.currentThread().setContextClassLoader(this.getClass().getClassLoader());
//        new DelegateBean();
//        Thread.currentThread().setContextClassLoader(old);

        return Collections.emptySet();
    }

    @Override
    public boolean handleFault(SOAPMessageContext soapMessageContext) {
        LOG.info("### TCCL in SOAPHandler.handleFault = " + Thread.currentThread().getContextClassLoader().toString());
        new DelegateBean();  
    }

    @Override
    public void close(MessageContext messageContext) {
        LOG.info("### TCCL in SOAPHandler.close = " + Thread.currentThread().getContextClassLoader().toString());
        new DelegateBean(); 
    }
}

@Dependent
public class DelegateBean {
    EmptyBean logic = CDI.current().select(EmptyBean.class).get();
}