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package model
type CollectionMetadataValueType interface {
IsCollectionMetadataValueType()
Equals(other CollectionMetadataValueType) bool
}
type CollectionMetadataValueStringType struct {
Value string
}
func (s *CollectionMetadataValueStringType) IsCollectionMetadataValueType() {}
func (s *CollectionMetadataValueStringType) Equals(other CollectionMetadataValueType) bool {
if o, ok := other.(*CollectionMetadataValueStringType); ok {
return s.Value == o.Value
}
return false
}
type CollectionMetadataValueInt64Type struct {
Value int64
}
func (s *CollectionMetadataValueInt64Type) IsCollectionMetadataValueType() {}
func (s *CollectionMetadataValueInt64Type) Equals(other CollectionMetadataValueType) bool {
if o, ok := other.(*CollectionMetadataValueInt64Type); ok {
return s.Value == o.Value
}
return false
}
type CollectionMetadataValueFloat64Type struct {
Value float64
}
func (s *CollectionMetadataValueFloat64Type) IsCollectionMetadataValueType() {}
func (s *CollectionMetadataValueFloat64Type) Equals(other CollectionMetadataValueType) bool {
if o, ok := other.(*CollectionMetadataValueFloat64Type); ok {
return s.Value == o.Value
}
return false
}
type CollectionMetadata[T CollectionMetadataValueType] struct {
Metadata map[string]T
}
func NewCollectionMetadata[T CollectionMetadataValueType]() *CollectionMetadata[T] {
return &CollectionMetadata[T]{
Metadata: make(map[string]T),
}
}
func (m *CollectionMetadata[T]) Add(key string, value T) {
m.Metadata[key] = value
}
func (m *CollectionMetadata[T]) Get(key string) T {
return m.Metadata[key]
}
func (m *CollectionMetadata[T]) Remove(key string) {
delete(m.Metadata, key)
}
func (m *CollectionMetadata[T]) Empty() bool {
return len(m.Metadata) == 0
}
func (m *CollectionMetadata[T]) Equals(other *CollectionMetadata[T]) bool {
if m == nil && other == nil {
return true
}
if m == nil && other != nil {
return false
}
if m != nil && other == nil {
return false
}
if len(m.Metadata) != len(other.Metadata) {
return false
}
for key, value := range m.Metadata {
if otherValue, ok := other.Metadata[key]; !ok || !value.Equals(otherValue) {
return false
}
}
return true
}
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