activity/streams/impl/activitystreams/property_streams/gen_property_streams.go

722 行
25 KiB
Go

package propertystreams
import (
"fmt"
vocab "github.com/go-fed/activity/streams/vocab"
"net/url"
)
// StreamsPropertyIterator is an iterator for a property. It is permitted to be
// one of multiple value types. At most, one type of value can be present, or
// none at all. Setting a value will clear the other types of values so that
// only one of the 'Is' methods will return true. It is possible to clear all
// values, so that this property is empty.
type StreamsPropertyIterator struct {
OrderedCollectionMember vocab.OrderedCollectionInterface
CollectionMember vocab.CollectionInterface
CollectionPageMember vocab.CollectionPageInterface
OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
unknown interface{}
iri *url.URL
alias string
myIdx int
parent vocab.StreamsPropertyInterface
}
// NewStreamsPropertyIterator creates a new streams property.
func NewStreamsPropertyIterator() *StreamsPropertyIterator {
return &StreamsPropertyIterator{alias: ""}
}
// deserializeStreamsPropertyIterator creates an iterator from an element that has
// been unmarshalled from a text or binary format.
func deserializeStreamsPropertyIterator(i interface{}, aliasMap map[string]string) (*StreamsPropertyIterator, error) {
alias := ""
if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
alias = a
}
if s, ok := i.(string); ok {
u, err := url.Parse(s)
// If error exists, don't error out -- skip this and treat as unknown string ([]byte) at worst
// Also, if no scheme exists, don't treat it as a URL -- net/url is greedy
if err == nil && len(u.Scheme) > 0 {
this := &StreamsPropertyIterator{
alias: alias,
iri: u,
}
return this, nil
}
}
if m, ok := i.(map[string]interface{}); ok {
if v, err := mgr.DeserializeOrderedCollectionActivityStreams()(m, aliasMap); err == nil {
this := &StreamsPropertyIterator{
OrderedCollectionMember: v,
alias: alias,
}
return this, nil
} else if v, err := mgr.DeserializeCollectionActivityStreams()(m, aliasMap); err == nil {
this := &StreamsPropertyIterator{
CollectionMember: v,
alias: alias,
}
return this, nil
} else if v, err := mgr.DeserializeCollectionPageActivityStreams()(m, aliasMap); err == nil {
this := &StreamsPropertyIterator{
CollectionPageMember: v,
alias: alias,
}
return this, nil
} else if v, err := mgr.DeserializeOrderedCollectionPageActivityStreams()(m, aliasMap); err == nil {
this := &StreamsPropertyIterator{
OrderedCollectionPageMember: v,
alias: alias,
}
return this, nil
}
}
this := &StreamsPropertyIterator{
alias: alias,
unknown: i,
}
return this, nil
}
// GetCollection returns the value of this property. When IsCollection returns
// false, GetCollection will return an arbitrary value.
func (this StreamsPropertyIterator) GetCollection() vocab.CollectionInterface {
return this.CollectionMember
}
// GetCollectionPage returns the value of this property. When IsCollectionPage
// returns false, GetCollectionPage will return an arbitrary value.
func (this StreamsPropertyIterator) GetCollectionPage() vocab.CollectionPageInterface {
return this.CollectionPageMember
}
// GetIRI returns the IRI of this property. When IsIRI returns false, GetIRI will
// return an arbitrary value.
func (this StreamsPropertyIterator) GetIRI() *url.URL {
return this.iri
}
// GetOrderedCollection returns the value of this property. When
// IsOrderedCollection returns false, GetOrderedCollection will return an
// arbitrary value.
func (this StreamsPropertyIterator) GetOrderedCollection() vocab.OrderedCollectionInterface {
return this.OrderedCollectionMember
}
// GetOrderedCollectionPage returns the value of this property. When
// IsOrderedCollectionPage returns false, GetOrderedCollectionPage will return
// an arbitrary value.
func (this StreamsPropertyIterator) GetOrderedCollectionPage() vocab.OrderedCollectionPageInterface {
return this.OrderedCollectionPageMember
}
// HasAny returns true if any of the different values is set.
func (this StreamsPropertyIterator) HasAny() bool {
return this.IsOrderedCollection() ||
this.IsCollection() ||
this.IsCollectionPage() ||
this.IsOrderedCollectionPage() ||
this.iri != nil
}
// IsCollection returns true if this property has a type of "Collection". When
// true, use the GetCollection and SetCollection methods to access and set
// this property.
func (this StreamsPropertyIterator) IsCollection() bool {
return this.CollectionMember != nil
}
// IsCollectionPage returns true if this property has a type of "CollectionPage".
// When true, use the GetCollectionPage and SetCollectionPage methods to
// access and set this property.
func (this StreamsPropertyIterator) IsCollectionPage() bool {
return this.CollectionPageMember != nil
}
// IsIRI returns true if this property is an IRI. When true, use GetIRI and SetIRI
// to access and set this property
func (this StreamsPropertyIterator) IsIRI() bool {
return this.iri != nil
}
// IsOrderedCollection returns true if this property has a type of
// "OrderedCollection". When true, use the GetOrderedCollection and
// SetOrderedCollection methods to access and set this property.
func (this StreamsPropertyIterator) IsOrderedCollection() bool {
return this.OrderedCollectionMember != nil
}
// IsOrderedCollectionPage returns true if this property has a type of
// "OrderedCollectionPage". When true, use the GetOrderedCollectionPage and
// SetOrderedCollectionPage methods to access and set this property.
func (this StreamsPropertyIterator) IsOrderedCollectionPage() bool {
return this.OrderedCollectionPageMember != nil
}
// JSONLDContext returns the JSONLD URIs required in the context string for this
// property and the specific values that are set. The value in the map is the
// alias used to import the property's value or values.
func (this StreamsPropertyIterator) JSONLDContext() map[string]string {
m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
var child map[string]string
if this.IsOrderedCollection() {
child = this.GetOrderedCollection().JSONLDContext()
} else if this.IsCollection() {
child = this.GetCollection().JSONLDContext()
} else if this.IsCollectionPage() {
child = this.GetCollectionPage().JSONLDContext()
} else if this.IsOrderedCollectionPage() {
child = this.GetOrderedCollectionPage().JSONLDContext()
}
/*
Since the literal maps in this function are determined at
code-generation time, this loop should not overwrite an existing key with a
new value.
*/
for k, v := range child {
m[k] = v
}
return m
}
// KindIndex computes an arbitrary value for indexing this kind of value. This is
// a leaky API detail only for folks looking to replace the go-fed
// implementation. Applications should not use this method.
func (this StreamsPropertyIterator) KindIndex() int {
if this.IsOrderedCollection() {
return 0
}
if this.IsCollection() {
return 1
}
if this.IsCollectionPage() {
return 2
}
if this.IsOrderedCollectionPage() {
return 3
}
if this.IsIRI() {
return -2
}
return -1
}
// LessThan compares two instances of this property with an arbitrary but stable
// comparison. Applications should not use this because it is only meant to
// help alternative implementations to go-fed to be able to normalize
// nonfunctional properties.
func (this StreamsPropertyIterator) LessThan(o vocab.StreamsPropertyIteratorInterface) bool {
idx1 := this.KindIndex()
idx2 := o.KindIndex()
if idx1 < idx2 {
return true
} else if idx1 > idx2 {
return false
} else if this.IsOrderedCollection() {
return this.GetOrderedCollection().LessThan(o.GetOrderedCollection())
} else if this.IsCollection() {
return this.GetCollection().LessThan(o.GetCollection())
} else if this.IsCollectionPage() {
return this.GetCollectionPage().LessThan(o.GetCollectionPage())
} else if this.IsOrderedCollectionPage() {
return this.GetOrderedCollectionPage().LessThan(o.GetOrderedCollectionPage())
} else if this.IsIRI() {
return this.iri.String() < o.GetIRI().String()
}
return false
}
// Name returns the name of this property: "streams".
func (this StreamsPropertyIterator) Name() string {
return "streams"
}
// Next returns the next iterator, or nil if there is no next iterator.
func (this StreamsPropertyIterator) Next() vocab.StreamsPropertyIteratorInterface {
if this.myIdx+1 >= this.parent.Len() {
return nil
} else {
return this.parent.At(this.myIdx + 1)
}
}
// Prev returns the previous iterator, or nil if there is no previous iterator.
func (this StreamsPropertyIterator) Prev() vocab.StreamsPropertyIteratorInterface {
if this.myIdx-1 < 0 {
return nil
} else {
return this.parent.At(this.myIdx - 1)
}
}
// SetCollection sets the value of this property. Calling IsCollection afterwards
// returns true.
func (this *StreamsPropertyIterator) SetCollection(v vocab.CollectionInterface) {
this.clear()
this.CollectionMember = v
}
// SetCollectionPage sets the value of this property. Calling IsCollectionPage
// afterwards returns true.
func (this *StreamsPropertyIterator) SetCollectionPage(v vocab.CollectionPageInterface) {
this.clear()
this.CollectionPageMember = v
}
// SetIRI sets the value of this property. Calling IsIRI afterwards returns true.
func (this *StreamsPropertyIterator) SetIRI(v *url.URL) {
this.clear()
this.iri = v
}
// SetOrderedCollection sets the value of this property. Calling
// IsOrderedCollection afterwards returns true.
func (this *StreamsPropertyIterator) SetOrderedCollection(v vocab.OrderedCollectionInterface) {
this.clear()
this.OrderedCollectionMember = v
}
// SetOrderedCollectionPage sets the value of this property. Calling
// IsOrderedCollectionPage afterwards returns true.
func (this *StreamsPropertyIterator) SetOrderedCollectionPage(v vocab.OrderedCollectionPageInterface) {
this.clear()
this.OrderedCollectionPageMember = v
}
// clear ensures no value of this property is set. Calling HasAny or any of the
// 'Is' methods afterwards will return false.
func (this *StreamsPropertyIterator) clear() {
this.OrderedCollectionMember = nil
this.CollectionMember = nil
this.CollectionPageMember = nil
this.OrderedCollectionPageMember = nil
this.unknown = nil
this.iri = nil
}
// serialize converts this into an interface representation suitable for
// marshalling into a text or binary format. Applications should not need this
// function as most typical use cases serialize types instead of individual
// properties. It is exposed for alternatives to go-fed implementations to use.
func (this StreamsPropertyIterator) serialize() (interface{}, error) {
if this.IsOrderedCollection() {
return this.GetOrderedCollection().Serialize()
} else if this.IsCollection() {
return this.GetCollection().Serialize()
} else if this.IsCollectionPage() {
return this.GetCollectionPage().Serialize()
} else if this.IsOrderedCollectionPage() {
return this.GetOrderedCollectionPage().Serialize()
} else if this.IsIRI() {
return this.iri.String(), nil
}
return this.unknown, nil
}
// StreamsProperty is the non-functional property "streams". It is permitted to
// have one or more values, and of different value types.
type StreamsProperty struct {
properties []*StreamsPropertyIterator
alias string
}
// DeserializeStreamsProperty creates a "streams" property from an interface
// representation that has been unmarshalled from a text or binary format.
func DeserializeStreamsProperty(m map[string]interface{}, aliasMap map[string]string) (vocab.StreamsPropertyInterface, error) {
alias := ""
if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
alias = a
}
propName := "streams"
if len(alias) > 0 {
propName = fmt.Sprintf("%s:%s", alias, "streams")
}
i, ok := m[propName]
if ok {
this := &StreamsProperty{
alias: alias,
properties: []*StreamsPropertyIterator{},
}
if list, ok := i.([]interface{}); ok {
for _, iterator := range list {
if p, err := deserializeStreamsPropertyIterator(iterator, aliasMap); err != nil {
return this, err
} else if p != nil {
this.properties = append(this.properties, p)
}
}
} else {
if p, err := deserializeStreamsPropertyIterator(i, aliasMap); err != nil {
return this, err
} else if p != nil {
this.properties = append(this.properties, p)
}
}
// Set up the properties for iteration.
for idx, ele := range this.properties {
ele.parent = this
ele.myIdx = idx
}
return this, nil
}
return nil, nil
}
// NewStreamsProperty creates a new streams property.
func NewStreamsProperty() *StreamsProperty {
return &StreamsProperty{alias: ""}
}
// AppendCollection appends a Collection value to the back of a list of the
// property "streams". Invalidates iterators that are traversing using Prev.
func (this *StreamsProperty) AppendCollection(v vocab.CollectionInterface) {
this.properties = append(this.properties, &StreamsPropertyIterator{
CollectionMember: v,
alias: this.alias,
myIdx: this.Len(),
parent: this,
})
}
// AppendCollectionPage appends a CollectionPage value to the back of a list of
// the property "streams". Invalidates iterators that are traversing using
// Prev.
func (this *StreamsProperty) AppendCollectionPage(v vocab.CollectionPageInterface) {
this.properties = append(this.properties, &StreamsPropertyIterator{
CollectionPageMember: v,
alias: this.alias,
myIdx: this.Len(),
parent: this,
})
}
// AppendIRI appends an IRI value to the back of a list of the property "streams"
func (this *StreamsProperty) AppendIRI(v *url.URL) {
this.properties = append(this.properties, &StreamsPropertyIterator{
alias: this.alias,
iri: v,
myIdx: this.Len(),
parent: this,
})
}
// AppendOrderedCollection appends a OrderedCollection value to the back of a list
// of the property "streams". Invalidates iterators that are traversing using
// Prev.
func (this *StreamsProperty) AppendOrderedCollection(v vocab.OrderedCollectionInterface) {
this.properties = append(this.properties, &StreamsPropertyIterator{
OrderedCollectionMember: v,
alias: this.alias,
myIdx: this.Len(),
parent: this,
})
}
// AppendOrderedCollectionPage appends a OrderedCollectionPage value to the back
// of a list of the property "streams". Invalidates iterators that are
// traversing using Prev.
func (this *StreamsProperty) AppendOrderedCollectionPage(v vocab.OrderedCollectionPageInterface) {
this.properties = append(this.properties, &StreamsPropertyIterator{
OrderedCollectionPageMember: v,
alias: this.alias,
myIdx: this.Len(),
parent: this,
})
}
// At returns the property value for the specified index. Panics if the index is
// out of bounds.
func (this StreamsProperty) At(index int) vocab.StreamsPropertyIteratorInterface {
return this.properties[index]
}
// Begin returns the first iterator, or nil if empty. Can be used with the
// iterator's Next method and this property's End method to iterate from front
// to back through all values.
func (this StreamsProperty) Begin() vocab.StreamsPropertyIteratorInterface {
if this.Empty() {
return nil
} else {
return this.properties[0]
}
}
// Empty returns returns true if there are no elements.
func (this StreamsProperty) Empty() bool {
return this.Len() == 0
}
// End returns beyond-the-last iterator, which is nil. Can be used with the
// iterator's Next method and this property's Begin method to iterate from
// front to back through all values.
func (this StreamsProperty) End() vocab.StreamsPropertyIteratorInterface {
return nil
}
// JSONLDContext returns the JSONLD URIs required in the context string for this
// property and the specific values that are set. The value in the map is the
// alias used to import the property's value or values.
func (this StreamsProperty) JSONLDContext() map[string]string {
m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
for _, elem := range this.properties {
child := elem.JSONLDContext()
/*
Since the literal maps in this function are determined at
code-generation time, this loop should not overwrite an existing key with a
new value.
*/
for k, v := range child {
m[k] = v
}
}
return m
}
// KindIndex computes an arbitrary value for indexing this kind of value. This is
// a leaky API method specifically needed only for alternate implementations
// for go-fed. Applications should not use this method. Panics if the index is
// out of bounds.
func (this StreamsProperty) KindIndex(idx int) int {
return this.properties[idx].KindIndex()
}
// Len returns the number of values that exist for the "streams" property.
func (this StreamsProperty) Len() (length int) {
return len(this.properties)
}
// Less computes whether another property is less than this one. Mixing types
// results in a consistent but arbitrary ordering
func (this StreamsProperty) Less(i, j int) bool {
idx1 := this.KindIndex(i)
idx2 := this.KindIndex(j)
if idx1 < idx2 {
return true
} else if idx1 == idx2 {
if idx1 == 0 {
lhs := this.properties[i].GetOrderedCollection()
rhs := this.properties[j].GetOrderedCollection()
return lhs.LessThan(rhs)
} else if idx1 == 1 {
lhs := this.properties[i].GetCollection()
rhs := this.properties[j].GetCollection()
return lhs.LessThan(rhs)
} else if idx1 == 2 {
lhs := this.properties[i].GetCollectionPage()
rhs := this.properties[j].GetCollectionPage()
return lhs.LessThan(rhs)
} else if idx1 == 3 {
lhs := this.properties[i].GetOrderedCollectionPage()
rhs := this.properties[j].GetOrderedCollectionPage()
return lhs.LessThan(rhs)
} else if idx1 == -2 {
lhs := this.properties[i].GetIRI()
rhs := this.properties[j].GetIRI()
return lhs.String() < rhs.String()
}
}
return false
}
// LessThan compares two instances of this property with an arbitrary but stable
// comparison. Applications should not use this because it is only meant to
// help alternative implementations to go-fed to be able to normalize
// nonfunctional properties.
func (this StreamsProperty) LessThan(o vocab.StreamsPropertyInterface) bool {
l1 := this.Len()
l2 := o.Len()
l := l1
if l2 < l1 {
l = l2
}
for i := 0; i < l; i++ {
if this.properties[i].LessThan(o.At(i)) {
return true
} else if o.At(i).LessThan(this.properties[i]) {
return false
}
}
return l1 < l2
}
// Name returns the name of this property: "streams".
func (this StreamsProperty) Name() string {
return "streams"
}
// PrependCollection prepends a Collection value to the front of a list of the
// property "streams". Invalidates all iterators.
func (this *StreamsProperty) PrependCollection(v vocab.CollectionInterface) {
this.properties = append([]*StreamsPropertyIterator{{
CollectionMember: v,
alias: this.alias,
myIdx: 0,
parent: this,
}}, this.properties...)
for i := 1; i < this.Len(); i++ {
(this.properties)[i].myIdx = i
}
}
// PrependCollectionPage prepends a CollectionPage value to the front of a list of
// the property "streams". Invalidates all iterators.
func (this *StreamsProperty) PrependCollectionPage(v vocab.CollectionPageInterface) {
this.properties = append([]*StreamsPropertyIterator{{
CollectionPageMember: v,
alias: this.alias,
myIdx: 0,
parent: this,
}}, this.properties...)
for i := 1; i < this.Len(); i++ {
(this.properties)[i].myIdx = i
}
}
// PrependIRI prepends an IRI value to the front of a list of the property
// "streams".
func (this *StreamsProperty) PrependIRI(v *url.URL) {
this.properties = append([]*StreamsPropertyIterator{{
alias: this.alias,
iri: v,
myIdx: 0,
parent: this,
}}, this.properties...)
for i := 1; i < this.Len(); i++ {
(this.properties)[i].myIdx = i
}
}
// PrependOrderedCollection prepends a OrderedCollection value to the front of a
// list of the property "streams". Invalidates all iterators.
func (this *StreamsProperty) PrependOrderedCollection(v vocab.OrderedCollectionInterface) {
this.properties = append([]*StreamsPropertyIterator{{
OrderedCollectionMember: v,
alias: this.alias,
myIdx: 0,
parent: this,
}}, this.properties...)
for i := 1; i < this.Len(); i++ {
(this.properties)[i].myIdx = i
}
}
// PrependOrderedCollectionPage prepends a OrderedCollectionPage value to the
// front of a list of the property "streams". Invalidates all iterators.
func (this *StreamsProperty) PrependOrderedCollectionPage(v vocab.OrderedCollectionPageInterface) {
this.properties = append([]*StreamsPropertyIterator{{
OrderedCollectionPageMember: v,
alias: this.alias,
myIdx: 0,
parent: this,
}}, this.properties...)
for i := 1; i < this.Len(); i++ {
(this.properties)[i].myIdx = i
}
}
// Remove deletes an element at the specified index from a list of the property
// "streams", regardless of its type. Panics if the index is out of bounds.
// Invalidates all iterators.
func (this *StreamsProperty) Remove(idx int) {
(this.properties)[idx].parent = nil
copy((this.properties)[idx:], (this.properties)[idx+1:])
(this.properties)[len(this.properties)-1] = &StreamsPropertyIterator{}
this.properties = (this.properties)[:len(this.properties)-1]
for i := idx; i < this.Len(); i++ {
(this.properties)[i].myIdx = i
}
}
// Serialize converts this into an interface representation suitable for
// marshalling into a text or binary format. Applications should not need this
// function as most typical use cases serialize types instead of individual
// properties. It is exposed for alternatives to go-fed implementations to use.
func (this StreamsProperty) Serialize() (interface{}, error) {
s := make([]interface{}, 0, len(this.properties))
for _, iterator := range this.properties {
if b, err := iterator.serialize(); err != nil {
return s, err
} else {
s = append(s, b)
}
}
// Shortcut: if serializing one value, don't return an array -- pretty sure other Fediverse software would choke on a "type" value with array, for example.
if len(s) == 1 {
return s[0], nil
}
return s, nil
}
// SetCollection sets a Collection value to be at the specified index for the
// property "streams". Panics if the index is out of bounds. Invalidates all
// iterators.
func (this *StreamsProperty) SetCollection(idx int, v vocab.CollectionInterface) {
(this.properties)[idx].parent = nil
(this.properties)[idx] = &StreamsPropertyIterator{
CollectionMember: v,
alias: this.alias,
myIdx: idx,
parent: this,
}
}
// SetCollectionPage sets a CollectionPage value to be at the specified index for
// the property "streams". Panics if the index is out of bounds. Invalidates
// all iterators.
func (this *StreamsProperty) SetCollectionPage(idx int, v vocab.CollectionPageInterface) {
(this.properties)[idx].parent = nil
(this.properties)[idx] = &StreamsPropertyIterator{
CollectionPageMember: v,
alias: this.alias,
myIdx: idx,
parent: this,
}
}
// SetIRI sets an IRI value to be at the specified index for the property
// "streams". Panics if the index is out of bounds.
func (this *StreamsProperty) SetIRI(idx int, v *url.URL) {
(this.properties)[idx].parent = nil
(this.properties)[idx] = &StreamsPropertyIterator{
alias: this.alias,
iri: v,
myIdx: idx,
parent: this,
}
}
// SetOrderedCollection sets a OrderedCollection value to be at the specified
// index for the property "streams". Panics if the index is out of bounds.
// Invalidates all iterators.
func (this *StreamsProperty) SetOrderedCollection(idx int, v vocab.OrderedCollectionInterface) {
(this.properties)[idx].parent = nil
(this.properties)[idx] = &StreamsPropertyIterator{
OrderedCollectionMember: v,
alias: this.alias,
myIdx: idx,
parent: this,
}
}
// SetOrderedCollectionPage sets a OrderedCollectionPage value to be at the
// specified index for the property "streams". Panics if the index is out of
// bounds. Invalidates all iterators.
func (this *StreamsProperty) SetOrderedCollectionPage(idx int, v vocab.OrderedCollectionPageInterface) {
(this.properties)[idx].parent = nil
(this.properties)[idx] = &StreamsPropertyIterator{
OrderedCollectionPageMember: v,
alias: this.alias,
myIdx: idx,
parent: this,
}
}
// Swap swaps the location of values at two indices for the "streams" property.
func (this StreamsProperty) Swap(i, j int) {
this.properties[i], this.properties[j] = this.properties[j], this.properties[i]
}