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xmlToMap.go
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/
xmlToMap.go
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package convert
import (
"encoding/xml"
"io"
)
type XMLMap map[string]string
type xmlMapEntry struct {
XMLName xml.Name
Value string `xml:",chardata"`
}
func (m XMLMap) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
if len(m) == 0 {
return nil
}
err := e.EncodeToken(start)
if err != nil {
return err
}
for k, v := range m {
err = e.Encode(xmlMapEntry{XMLName: xml.Name{Local: k}, Value: v})
if err != nil {
break
}
}
if err != nil {
return err
}
return e.EncodeToken(start.End())
}
// 这种写法只能转换单层
func (m *XMLMap) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
*m = XMLMap{}
for {
var e xmlMapEntry
err := d.Decode(&e)
if err == io.EOF {
break
} else if err != nil {
return err
}
(*m)[e.XMLName.Local] = e.Value
}
return nil
}
// 这个方法只能转换单层XML
func XMLToMap(buf []byte) (stringMap map[string]string, err error) {
stringMap = make(map[string]string)
err = xml.Unmarshal(buf, (*XMLMap)(&stringMap))
if err != nil {
return nil, err
}
return stringMap, err
}