property_value.go

// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
package vim

import (
	"encoding/xml"
	"fmt"
)

//Use to unmarshal vSphere dynamic types
type PropertyValue struct {
	Type string `xml:"type,attr"`
	Xml  string `xml:",innerxml"`
}

func (pv *PropertyValue) Value() (interface{}, error) {
	vimType := pv.Type

	if getInstance, ok := registry[vimType]; ok {
		v := getInstance()

		// We need to make sure the unmarshalled value has its vSphere type
		// when it is not an actual XML document
		valueXml := fmt.Sprintf(`<val type="%s">%s</val>`, pv.Type, pv.Xml)
		valueBytes := []byte(valueXml)
		err := xml.Unmarshal(valueBytes, v)
		if err != nil {
			return nil, err
		}

		return v, nil
	}

	return nil, fmt.Errorf("vSphere type not found in registry: %s", vimType)
}