code: public static Response.ResponseBuilder evaluatePreconditions(Date lastModified, EntityTag eTag) {
          return getRequest().evaluatePreconditions(lastModified, eTag);
      }
docs: <p>evaluatePreconditions.</p>
  
  @param lastModified a {@link java.util.Date} object.
  @param eTag         a {@link javax.ws.rs.core.EntityTag} object.
  @return a {@link javax.ws.rs.core.Response.ResponseBuilder} object.