SAP UI5 文件上传读取xml返回参数

try {
        if (file) {
          this._bUploading = true;

          var that = this;
          // var _handleSuccess = function(data) {
          var _handleSuccess = function(event, xhr, settings, data) {
            that.UploadDialog.close();
            var oFileTableModel = that.getView().getModel("MyFile");

            var oFileTableRow = {
                PERNR: "",
                PRE_FILETYPE: "",
                FILENAME_OLD: "",
                FILENAME: "",
                MIMETYPE: "",
                SYUNAME: "",
                SYDATE: "",
                SYTIME: "",
                VALUE: "",
                URL: ""
              },
              oFileTableData;
            if (oFileTableModel != undefined) {
              oFileTableData = oFileTableModel.oData;
            } else {
              oFileTableData = [];
            }

            var oReturnList = event.childNodes[0].children[6]["childNodes"];
            for (var i = 0; i < oReturnList.length; i++) {
              var oNodeName = oReturnList[i].nodeName,
                oNodeValue = oReturnList[i].childNodes[0];

              var oFieldName = oNodeName.split(':')[1];
              switch (oFieldName) {
                case 'PERNR':
                  oFileTableRow.PERNR = oNodeValue.data;
                  break;
                case 'PRE_FILETYPE':
                  oFileTableRow.PRE_FILETYPE = oNodeValue.data;
                  break;
                case 'FILENAME':
                  oFileTableRow.FILENAME = oNodeValue.data;
                  break;
                case 'FILENAME_OLD':
                  oFileTableRow.FILENAME_OLD = oNodeValue.data;
                  break;
                case 'MIMETYPE':
                  oFileTableRow.MIMETYPE = oNodeValue.data;
                  break;
                case 'SYUNAME':
                  oFileTableRow.SYUNAME = oNodeValue.data;
                  break;
                case 'SYDATE':
                  oFileTableRow.SYDATE = oNodeValue.data;
                  break;
                case 'SYTIME':
                  oFileTableRow.SYTIME = oNodeValue.data;
                  break;
                case 'VALUE':
                  oFileTableRow.VALUE = oNodeValue.data;
                  break;
              }
            }
            oFileTableData.push(oFileTableRow);
            that.getView().setModel(new JSONModel(oFileTableData), "MyFile");
          };
          var _handleError = function(data) {
            var errorMsg = '';
            if (data.responseText[1]) {
              errorMsg = /<message>(.*?)<\/message>/.exec(data.responseText)[1];
            } else {
              errorMsg = 'Something bad happened';
            }
            that.fireUploadComplete({
              "response": "Error: " + errorMsg
            });
            that._bUploading = false;
          };

          var oHeaders = {
            "x-csrf-token": this._csrfToken,
            "slug": file.name, //this.changeFileName(),
            "filename_old": file.name,
            "pernr": this.getModel("PersonInfo").oData.PERNR,
            "is_icon": '',
            "FileType": this.oUploadFileType
          };
          jQuery.ajax({
            type: 'POST',
            url: this._url,
            headers: oHeaders,
            cache: false,
            contentType: file.type,
            processData: false,
            data: file,
            success: _handleSuccess,
            error: _handleError
          });
        }
      } catch (oException) {
        jQuery.sap.log.error("导入失败:\n" + oException.message);
      }