apollo-portal/src/main/java/com/ctrip/framework/apollo/portal/service/ConfigsImportService.java/ConfigsImportService/NamespaceImportData
class ConfigsImportService:    public NamespaceImportData(Env env, String fileName, String content, boolean ignoreConflictNamespace) {
      this.env = env;
      this.fileName = fileName;
      this.content = content;
      this.ignoreConflictNamespace = ignoreConflictNamespace;
    }