func ExampleMap_Struct() {
type str struct {
IntVal int `json:"int"`
StrVal string `json:"str"`
FloatVal float64 `json:"float"`
BoolVal bool `json:"bool"`
private string
}
mapVal := mxj.Map{"int": 4, "str": "now's the time", "float": 3.14159, "bool": true, "private": "Somewhere over the rainbow"}
var strVal str
mverr := mapVal.Struct(&strVal)
if mverr != nil {
// handle error
}
fmt.Printf("mapVal: %#v\n", mapVal)
fmt.Printf("strVal: %#v\n", strVal)
// Note: example output is conformed to pass "go test". "mxj_test" is example_test.go package name.
// Output:
// mapVal: mxj.Map{"int":4, "str":"now's the time", "float":3.14159, "bool":true, "private":"Somewhere over the rainbow"}
// strVal: mxj_test.str{IntVal:4, StrVal:"now's the time", FloatVal:3.14159, BoolVal:true, private:""}
}
func main() {
// fmt.Println(string(data))
rdr := bytes.NewReader(data)
var m mxj.Map
var err error
// We read processing docs sequentially.
// Un-rooted ProcInst or Comments are processed AND just reencoded. (XmlSeqIndent() knows how, now.)
for m, err = mxj.NewMapXmlSeqReader(rdr); m != nil || err != io.EOF; m, err = mxj.NewMapXmlSeqReader(rdr) {
if err != nil {
if err != mxj.NO_ROOT {
fmt.Println("NewMapXmlSeq err:", err)
fmt.Println("m:", m)
} else if m != nil {
x, _ := m.XmlSeqIndent("", " ")
fmt.Println(string(x))
}
continue
}
// fmt.Println(m.StringIndent())
// We have Two different arrays of Items in the XML doc, one nested in the other.
if err = copyCmts(m, "WebTest.Items"); err != nil {
fmt.Println("err:", err)
}
if err = copyCmts(m, "WebTest.Items.TransactionTimer.Items"); err != nil {
fmt.Println("err:", err)
}
// re-encode the map with the Items.Comment[#seq==n].#attr.CommentText
// values copied to the Items.Request[#seq==n+1].#attr.ReportingName elements.
b, err := m.XmlSeqIndent("", " ")
if err != nil {
fmt.Println("XmlIndent err:", err)
return
}
fmt.Println(string(b))
}
}
func parseResponse(m *mxj.Map, response *[]mxj.Map, responsename, idmapname string) error {
path := fmt.Sprintf("Envelope.Body.%sResponse.%sReturn.-href", responsename, responsename)
mainid, err := m.ValueForPathString(path)
if err != nil {
return err
}
value, err := m.ValuesForKey("multiRef", fmt.Sprintf("-id:%s", mainid[1:]))
if err != nil {
return err
}
if len(value) == 0 {
return errors.New("Main reponse not found")
}
valuemap := mxj.Map(value[0].(map[string]interface{}))
statuscode, err := valuemap.ValueForPathString("statusCode.#text")
if err != nil {
return err
}
if statuscode != "SUCCESS" {
errcode, _ := valuemap.ValueForPathString("errorCode.#text")
return YFErrors[errcode]
}
if idmapname != "" {
ids, err := valuemap.ValuesForPath(idmapname + "." + idmapname)
if err != nil {
return fmt.Errorf("Could not find %s.%s %v", idmapname, idmapname, err)
}
for _, id := range ids {
idmap := mxj.Map(id.(map[string]interface{}))
idvalue, err := idmap.ValueForPathString("-href")
if err != nil {
return err
}
multiref, err := m.ValuesForKey("multiRef", "-id:"+idvalue[1:])
if err != nil {
return fmt.Errorf("Could not find multiref for id %s, %v", idvalue[1:], err)
}
if len(multiref) == 0 {
return fmt.Errorf("mutilRef element not found for id : %s", idvalue[1:])
}
*response = append(*response, mxj.Map(multiref[0].(map[string]interface{})))
}
} else {
// Add the original back, this is to get responses such as sessionid etc.
*response = append(*response, valuemap)
}
return nil
}
// 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
}