basic-lib/src/main/java/com/streamsets/pipeline/stage/processor/http/HttpProcessor.java
private void writeResponseHeaderToRecordHeader(Response response, Record.Header header) {
    for (Map.Entry<String, List<String>> entry : response.getStringHeaders().entrySet()) {
      if (!entry.getValue().isEmpty()) {
        String firstValue = entry.getValue().get(0);
        header.setAttribute(conf.headerAttributePrefix + entry.getKey(), firstValue);
      }
    }
  }
private void writeResponseHeaderToRecordHeader(Response response, Record.Header header) {
    for (Map.Entry<String, List<String>> entry : response.getStringHeaders().entrySet()) {
      if (!entry.getValue().isEmpty()) {
        String firstValue = entry.getValue().get(0);
        header.setAttribute(conf.headerAttributePrefix + entry.getKey(), firstValue);
      }
    }
  }
Writes HTTP response headers to the SDC Record header with the configured optional prefix.

@param response HTTP response
@param header SDC Record header