public void startElement(String uri, String localName, String qName, Attributes attrs)
      throws SAXException {
    CFBamXMsgSchemaMessageFormatter schemaFormatter = null;
    try {
      // Common XML Attributes
      String attrId = null;
      String attrTenantId = null;
      String attrSchemaId = null;
      String attrName = null;
      // Attribute Extraction
      String attrLocalName;
      int numAttrs;
      int idxAttr;
      final String S_ProcName = "startElement";
      final String S_LocalName = "LocalName";

      assert qName.equals("RqstSchemaRefReadByUNameIdx");

      CFBamXMsgRqstHandler xmsgRqstHandler = (CFBamXMsgRqstHandler) getParser();
      if (xmsgRqstHandler == null) {
        throw CFLib.getDefaultExceptionFactory()
            .newNullArgumentException(getClass(), S_ProcName, 0, "getParser()");
      }

      schemaFormatter = xmsgRqstHandler.getSchemaMessageFormatter();

      ICFBamSchemaObj schemaObj = xmsgRqstHandler.getSchemaObj();
      if (schemaObj == null) {
        throw CFLib.getDefaultExceptionFactory()
            .newNullArgumentException(getClass(), S_ProcName, 0, "getParser().getSchemaObj()");
      }

      // Extract Attributes
      numAttrs = attrs.getLength();
      for (idxAttr = 0; idxAttr < numAttrs; idxAttr++) {
        attrLocalName = attrs.getLocalName(idxAttr);
        if (attrLocalName.equals("Id")) {
          if (attrId != null) {
            throw CFLib.getDefaultExceptionFactory()
                .newUniqueIndexViolationException(
                    getClass(), S_ProcName, S_LocalName, attrLocalName);
          }
          attrId = attrs.getValue(idxAttr);
        } else if (attrLocalName.equals("TenantId")) {
          if (attrTenantId != null) {
            throw CFLib.getDefaultExceptionFactory()
                .newUniqueIndexViolationException(
                    getClass(), S_ProcName, S_LocalName, attrLocalName);
          }
          attrTenantId = attrs.getValue(idxAttr);
        } else if (attrLocalName.equals("SchemaId")) {
          if (attrSchemaId != null) {
            throw CFLib.getDefaultExceptionFactory()
                .newUniqueIndexViolationException(
                    getClass(), S_ProcName, S_LocalName, attrLocalName);
          }
          attrSchemaId = attrs.getValue(idxAttr);
        } else if (attrLocalName.equals("Name")) {
          if (attrName != null) {
            throw CFLib.getDefaultExceptionFactory()
                .newUniqueIndexViolationException(
                    getClass(), S_ProcName, S_LocalName, attrLocalName);
          }
          attrName = attrs.getValue(idxAttr);
        } else if (attrLocalName.equals("schemaLocation")) {
          // ignored
        } else {
          throw CFLib.getDefaultExceptionFactory()
              .newUnrecognizedAttributeException(
                  getClass(), S_ProcName, getParser().getLocationInfo(), attrLocalName);
        }
      }

      // Ensure that required attributes have values
      if ((attrTenantId == null) || (attrTenantId.length() <= 0)) {
        throw CFLib.getDefaultExceptionFactory()
            .newNullArgumentException(getClass(), S_ProcName, 0, "TenantId");
      }
      if ((attrSchemaId == null) || (attrSchemaId.length() <= 0)) {
        throw CFLib.getDefaultExceptionFactory()
            .newNullArgumentException(getClass(), S_ProcName, 0, "SchemaId");
      }
      if (attrName == null) {
        throw CFLib.getDefaultExceptionFactory()
            .newNullArgumentException(getClass(), S_ProcName, 0, "Name");
      }

      // Save named attributes to context
      CFLibXmlCoreContext curContext = getParser().getCurContext();
      // Convert string attributes to native Java types
      // and apply the converted attributes to the editBuff.

      long natTenantId;
      natTenantId = Long.parseLong(attrTenantId);

      long natSchemaId;
      natSchemaId = Long.parseLong(attrSchemaId);

      String natName;
      natName = attrName;

      // Read the object
      ICFBamSchemaRefObj read =
          ((ICFBamSchemaRefObj)
              schemaObj
                  .getSchemaRefTableObj()
                  .readSchemaRefByUNameIdx(natTenantId, natSchemaId, natName, true));
      if (read != null) {
        String response =
            schemaFormatter.formatRspnXmlPreamble()
                + "\n"
                + "\t"
                + CFBamXMsgSchemaRefMessageFormatter.formatSchemaRefRspnSingleOpenTag()
                + CFBamXMsgSchemaRefMessageFormatter.formatSchemaRefRspnDerivedRec(
                    "\n\t\t", read.getSchemaRefBuff())
                + "\n"
                + "\t"
                + CFBamXMsgSchemaRefMessageFormatter.formatSchemaRefRspnSingleCloseTag()
                + schemaFormatter.formatRspnXmlPostamble();
        ((CFBamXMsgRqstHandler) getParser()).appendResponse(response);
      } else {
        String response =
            schemaFormatter.formatRspnXmlPreamble()
                + "\n"
                + "\t"
                + CFBamXMsgSchemaMessageFormatter.formatRspnNoDataFound()
                + "\n"
                + schemaFormatter.formatRspnXmlPostamble();
        xmsgRqstHandler.appendResponse(response);
      }
    } catch (RuntimeException e) {
      CFBamXMsgRqstHandler xmsgRqstHandler = ((CFBamXMsgRqstHandler) getParser());
      schemaFormatter = xmsgRqstHandler.getSchemaMessageFormatter();
      String response =
          schemaFormatter.formatRspnXmlPreamble()
              + "\n"
              + "\t"
              + CFBamXMsgSchemaMessageFormatter.formatRspnException("\n\t\t\t", e)
              + "\n"
              + schemaFormatter.formatRspnXmlPostamble();
      xmsgRqstHandler.resetResponse();
      xmsgRqstHandler.appendResponse(response);
      xmsgRqstHandler.setCaughtException(true);
    } catch (Error e) {
      CFBamXMsgRqstHandler xmsgRqstHandler = ((CFBamXMsgRqstHandler) getParser());
      schemaFormatter = xmsgRqstHandler.getSchemaMessageFormatter();
      String response =
          schemaFormatter.formatRspnXmlPreamble()
              + "\n"
              + "\t"
              + CFBamXMsgSchemaMessageFormatter.formatRspnException("\n\t\t\t", e)
              + "\n"
              + schemaFormatter.formatRspnXmlPostamble();
      xmsgRqstHandler.resetResponse();
      xmsgRqstHandler.appendResponse(response);
      xmsgRqstHandler.setCaughtException(true);
    }
  }