// Uncomment the print statements to details of the process here. func copyCmts(m mxj.Map, path string) error { // get the array of Items entries for the 'path' vals, err := m.ValuesForPath(path) if err != nil { return fmt.Errorf("ValuesForPath err: %s", err.Error()) } else if len(vals) == 0 { return fmt.Errorf("no vals for path: %s", path) } // process each Items entry for _, v := range vals { vm, ok := v.(map[string]interface{}) if !ok { return fmt.Errorf("assertion failed") } // get the Comment list c, ok := vm["Comment"] if !ok { // --> no Items.Comment elements continue } // Don't assume that Comment is an array. // There may be just one value, in which case it will decode as map[string]interface{}. switch c.(type) { case map[string]interface{}: c = []interface{}{c} } cmt := c.([]interface{}) // get the Request list r, ok := vm["Request"] if !ok { // --> no Items.Request elements continue } // Don't assume the Request is an array. // There may be just one value, in which case it will decode as map[string]interface{}. switch r.(type) { case map[string]interface{}: r = []interface{}{r} } req := r.([]interface{}) // fmt.Println("Comment:", cmt) // fmt.Println("Request:", req) // Comment elements with #seq==n are followed by Request element with #seq==n+1. // For each Comment.#seq==n extract the CommentText attribute value and use it to // set the ReportingName attribute value in Request.#seq==n+1. for _, v := range cmt { vmap := v.(map[string]interface{}) seq := vmap["#seq"].(int) // type is int // extract CommentText attr from "#attr" acmt, _ := mxj.Map(vmap).ValueForPath("#attr.CommentText.#text") if acmt == "" { fmt.Println("no CommentText value in Comment attributes") } // fmt.Println(seq, acmt) // find the request with the #seq==seq+1 value var r map[string]interface{} for _, vv := range req { rt := vv.(map[string]interface{}) if rt["#seq"].(int) == seq+1 { r = rt break } } if r == nil { // no Request with #seq==seq+1 continue } if err := mxj.Map(r).SetValueForPath(acmt, "#attr.ReportingName.#text"); err != nil { fmt.Println("SetValueForPath err:", err) break } } } return nil }