// Code generated by astool. DO NOT EDIT.

package typecollection

import (
	"fmt"
	vocab "github.com/go-fed/activity/streams/vocab"
	"strings"
)

// A Collection is a subtype of Object that represents ordered or unordered sets
// of Object or Link instances. Refer to the Activity Streams 2.0 Core
// specification for a complete description of the Collection type.
//
// Example 5 (https://www.w3.org/TR/activitystreams-vocabulary/#ex5-jsonld):
//   {
//     "items": [
//       {
//         "name": "A Simple Note",
//         "type": "Note"
//       },
//       {
//         "name": "Another Simple Note",
//         "type": "Note"
//       }
//     ],
//     "summary": "Sally's notes",
//     "totalItems": 2,
//     "type": "Collection"
//   }
type ActivityStreamsCollection struct {
	ActivityStreamsAltitude     vocab.ActivityStreamsAltitudeProperty
	ActivityStreamsAttachment   vocab.ActivityStreamsAttachmentProperty
	ActivityStreamsAttributedTo vocab.ActivityStreamsAttributedToProperty
	ActivityStreamsAudience     vocab.ActivityStreamsAudienceProperty
	ActivityStreamsBcc          vocab.ActivityStreamsBccProperty
	ActivityStreamsBto          vocab.ActivityStreamsBtoProperty
	ActivityStreamsCc           vocab.ActivityStreamsCcProperty
	ActivityStreamsContent      vocab.ActivityStreamsContentProperty
	ActivityStreamsContext      vocab.ActivityStreamsContextProperty
	ActivityStreamsCurrent      vocab.ActivityStreamsCurrentProperty
	ActivityStreamsDuration     vocab.ActivityStreamsDurationProperty
	ActivityStreamsEndTime      vocab.ActivityStreamsEndTimeProperty
	ActivityStreamsFirst        vocab.ActivityStreamsFirstProperty
	ActivityStreamsGenerator    vocab.ActivityStreamsGeneratorProperty
	ActivityStreamsIcon         vocab.ActivityStreamsIconProperty
	JSONLDId                    vocab.JSONLDIdProperty
	ActivityStreamsImage        vocab.ActivityStreamsImageProperty
	ActivityStreamsInReplyTo    vocab.ActivityStreamsInReplyToProperty
	ActivityStreamsItems        vocab.ActivityStreamsItemsProperty
	ActivityStreamsLast         vocab.ActivityStreamsLastProperty
	ActivityStreamsLikes        vocab.ActivityStreamsLikesProperty
	ActivityStreamsLocation     vocab.ActivityStreamsLocationProperty
	ActivityStreamsMediaType    vocab.ActivityStreamsMediaTypeProperty
	ActivityStreamsName         vocab.ActivityStreamsNameProperty
	ActivityStreamsObject       vocab.ActivityStreamsObjectProperty
	ActivityStreamsPreview      vocab.ActivityStreamsPreviewProperty
	ActivityStreamsPublished    vocab.ActivityStreamsPublishedProperty
	ActivityStreamsReplies      vocab.ActivityStreamsRepliesProperty
	ActivityStreamsShares       vocab.ActivityStreamsSharesProperty
	ActivityStreamsSource       vocab.ActivityStreamsSourceProperty
	ActivityStreamsStartTime    vocab.ActivityStreamsStartTimeProperty
	ActivityStreamsSummary      vocab.ActivityStreamsSummaryProperty
	ActivityStreamsTag          vocab.ActivityStreamsTagProperty
	ForgeFedTeam                vocab.ForgeFedTeamProperty
	ForgeFedTicketsTrackedBy    vocab.ForgeFedTicketsTrackedByProperty
	ActivityStreamsTo           vocab.ActivityStreamsToProperty
	ActivityStreamsTotalItems   vocab.ActivityStreamsTotalItemsProperty
	ForgeFedTracksTicketsFor    vocab.ForgeFedTracksTicketsForProperty
	JSONLDType                  vocab.JSONLDTypeProperty
	ActivityStreamsUpdated      vocab.ActivityStreamsUpdatedProperty
	ActivityStreamsUrl          vocab.ActivityStreamsUrlProperty
	alias                       string
	unknown                     map[string]interface{}
}

// ActivityStreamsCollectionExtends returns true if the Collection type extends
// from the other type.
func ActivityStreamsCollectionExtends(other vocab.Type) bool {
	extensions := []string{"Object"}
	for _, ext := range extensions {
		if ext == other.GetTypeName() {
			return true
		}
	}
	return false
}

// CollectionIsDisjointWith returns true if the other provided type is disjoint
// with the Collection type.
func CollectionIsDisjointWith(other vocab.Type) bool {
	disjointWith := []string{"Link", "Mention"}
	for _, disjoint := range disjointWith {
		if disjoint == other.GetTypeName() {
			return true
		}
	}
	return false
}

// CollectionIsExtendedBy returns true if the other provided type extends from the
// Collection type. Note that it returns false if the types are the same; see
// the "IsOrExtendsCollection" variant instead.
func CollectionIsExtendedBy(other vocab.Type) bool {
	extensions := []string{"CollectionPage", "OrderedCollection", "OrderedCollectionPage", "OrderedCollectionPage"}
	for _, ext := range extensions {
		if ext == other.GetTypeName() {
			return true
		}
	}
	return false
}

// DeserializeCollection creates a Collection from a map representation that has
// been unmarshalled from a text or binary format.
func DeserializeCollection(m map[string]interface{}, aliasMap map[string]string) (*ActivityStreamsCollection, error) {
	alias := ""
	aliasPrefix := ""
	if a, ok := aliasMap["https://www.w3.org/ns/activitystreams"]; ok {
		alias = a
		aliasPrefix = a + ":"
	}
	this := &ActivityStreamsCollection{
		alias:   alias,
		unknown: make(map[string]interface{}),
	}
	if typeValue, ok := m["type"]; !ok {
		return nil, fmt.Errorf("no \"type\" property in map")
	} else if typeString, ok := typeValue.(string); ok {
		typeName := strings.TrimPrefix(typeString, aliasPrefix)
		if typeName != "Collection" {
			return nil, fmt.Errorf("\"type\" property is not of %q type: %s", "Collection", typeName)
		}
		// Fall through, success in finding a proper Type
	} else if arrType, ok := typeValue.([]interface{}); ok {
		found := false
		for _, elemVal := range arrType {
			if typeString, ok := elemVal.(string); ok && strings.TrimPrefix(typeString, aliasPrefix) == "Collection" {
				found = true
				break
			}
		}
		if !found {
			return nil, fmt.Errorf("could not find a \"type\" property of value %q", "Collection")
		}
		// Fall through, success in finding a proper Type
	} else {
		return nil, fmt.Errorf("\"type\" property is unrecognized type: %T", typeValue)
	}
	// Begin: Known property deserialization
	if p, err := mgr.DeserializeAltitudePropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsAltitude = p
	}
	if p, err := mgr.DeserializeAttachmentPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsAttachment = p
	}
	if p, err := mgr.DeserializeAttributedToPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsAttributedTo = p
	}
	if p, err := mgr.DeserializeAudiencePropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsAudience = p
	}
	if p, err := mgr.DeserializeBccPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsBcc = p
	}
	if p, err := mgr.DeserializeBtoPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsBto = p
	}
	if p, err := mgr.DeserializeCcPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsCc = p
	}
	if p, err := mgr.DeserializeContentPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsContent = p
	}
	if p, err := mgr.DeserializeContextPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsContext = p
	}
	if p, err := mgr.DeserializeCurrentPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsCurrent = p
	}
	if p, err := mgr.DeserializeDurationPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsDuration = p
	}
	if p, err := mgr.DeserializeEndTimePropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsEndTime = p
	}
	if p, err := mgr.DeserializeFirstPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsFirst = p
	}
	if p, err := mgr.DeserializeGeneratorPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsGenerator = p
	}
	if p, err := mgr.DeserializeIconPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsIcon = p
	}
	if p, err := mgr.DeserializeIdPropertyJSONLD()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.JSONLDId = p
	}
	if p, err := mgr.DeserializeImagePropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsImage = p
	}
	if p, err := mgr.DeserializeInReplyToPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsInReplyTo = p
	}
	if p, err := mgr.DeserializeItemsPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsItems = p
	}
	if p, err := mgr.DeserializeLastPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsLast = p
	}
	if p, err := mgr.DeserializeLikesPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsLikes = p
	}
	if p, err := mgr.DeserializeLocationPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsLocation = p
	}
	if p, err := mgr.DeserializeMediaTypePropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsMediaType = p
	}
	if p, err := mgr.DeserializeNamePropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsName = p
	}
	if p, err := mgr.DeserializeObjectPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsObject = p
	}
	if p, err := mgr.DeserializePreviewPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsPreview = p
	}
	if p, err := mgr.DeserializePublishedPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsPublished = p
	}
	if p, err := mgr.DeserializeRepliesPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsReplies = p
	}
	if p, err := mgr.DeserializeSharesPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsShares = p
	}
	if p, err := mgr.DeserializeSourcePropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsSource = p
	}
	if p, err := mgr.DeserializeStartTimePropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsStartTime = p
	}
	if p, err := mgr.DeserializeSummaryPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsSummary = p
	}
	if p, err := mgr.DeserializeTagPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsTag = p
	}
	if p, err := mgr.DeserializeTeamPropertyForgeFed()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ForgeFedTeam = p
	}
	if p, err := mgr.DeserializeTicketsTrackedByPropertyForgeFed()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ForgeFedTicketsTrackedBy = p
	}
	if p, err := mgr.DeserializeToPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsTo = p
	}
	if p, err := mgr.DeserializeTotalItemsPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsTotalItems = p
	}
	if p, err := mgr.DeserializeTracksTicketsForPropertyForgeFed()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ForgeFedTracksTicketsFor = p
	}
	if p, err := mgr.DeserializeTypePropertyJSONLD()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.JSONLDType = p
	}
	if p, err := mgr.DeserializeUpdatedPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsUpdated = p
	}
	if p, err := mgr.DeserializeUrlPropertyActivityStreams()(m, aliasMap); err != nil {
		return nil, err
	} else if p != nil {
		this.ActivityStreamsUrl = p
	}
	// End: Known property deserialization

	// Begin: Unknown deserialization
	for k, v := range m {
		// Begin: Code that ensures a property name is unknown
		if k == "altitude" {
			continue
		} else if k == "attachment" {
			continue
		} else if k == "attributedTo" {
			continue
		} else if k == "audience" {
			continue
		} else if k == "bcc" {
			continue
		} else if k == "bto" {
			continue
		} else if k == "cc" {
			continue
		} else if k == "content" {
			continue
		} else if k == "contentMap" {
			continue
		} else if k == "context" {
			continue
		} else if k == "current" {
			continue
		} else if k == "duration" {
			continue
		} else if k == "endTime" {
			continue
		} else if k == "first" {
			continue
		} else if k == "generator" {
			continue
		} else if k == "icon" {
			continue
		} else if k == "id" {
			continue
		} else if k == "image" {
			continue
		} else if k == "inReplyTo" {
			continue
		} else if k == "items" {
			continue
		} else if k == "last" {
			continue
		} else if k == "likes" {
			continue
		} else if k == "location" {
			continue
		} else if k == "mediaType" {
			continue
		} else if k == "name" {
			continue
		} else if k == "nameMap" {
			continue
		} else if k == "object" {
			continue
		} else if k == "preview" {
			continue
		} else if k == "published" {
			continue
		} else if k == "replies" {
			continue
		} else if k == "shares" {
			continue
		} else if k == "source" {
			continue
		} else if k == "startTime" {
			continue
		} else if k == "summary" {
			continue
		} else if k == "summaryMap" {
			continue
		} else if k == "tag" {
			continue
		} else if k == "team" {
			continue
		} else if k == "ticketsTrackedBy" {
			continue
		} else if k == "to" {
			continue
		} else if k == "totalItems" {
			continue
		} else if k == "tracksTicketsFor" {
			continue
		} else if k == "type" {
			continue
		} else if k == "updated" {
			continue
		} else if k == "url" {
			continue
		} // End: Code that ensures a property name is unknown

		this.unknown[k] = v
	}
	// End: Unknown deserialization

	return this, nil
}

// IsOrExtendsCollection returns true if the other provided type is the Collection
// type or extends from the Collection type.
func IsOrExtendsCollection(other vocab.Type) bool {
	if other.GetTypeName() == "Collection" {
		return true
	}
	return CollectionIsExtendedBy(other)
}

// NewActivityStreamsCollection creates a new Collection type
func NewActivityStreamsCollection() *ActivityStreamsCollection {
	typeProp := typePropertyConstructor()
	typeProp.AppendXMLSchemaString("Collection")
	return &ActivityStreamsCollection{
		JSONLDType: typeProp,
		alias:      "",
		unknown:    make(map[string]interface{}),
	}
}

// GetActivityStreamsAltitude returns the "altitude" property if it exists, and
// nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsAltitude() vocab.ActivityStreamsAltitudeProperty {
	return this.ActivityStreamsAltitude
}

// GetActivityStreamsAttachment returns the "attachment" property if it exists,
// and nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsAttachment() vocab.ActivityStreamsAttachmentProperty {
	return this.ActivityStreamsAttachment
}

// GetActivityStreamsAttributedTo returns the "attributedTo" property if it
// exists, and nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsAttributedTo() vocab.ActivityStreamsAttributedToProperty {
	return this.ActivityStreamsAttributedTo
}

// GetActivityStreamsAudience returns the "audience" property if it exists, and
// nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsAudience() vocab.ActivityStreamsAudienceProperty {
	return this.ActivityStreamsAudience
}

// GetActivityStreamsBcc returns the "bcc" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsBcc() vocab.ActivityStreamsBccProperty {
	return this.ActivityStreamsBcc
}

// GetActivityStreamsBto returns the "bto" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsBto() vocab.ActivityStreamsBtoProperty {
	return this.ActivityStreamsBto
}

// GetActivityStreamsCc returns the "cc" property if it exists, and nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsCc() vocab.ActivityStreamsCcProperty {
	return this.ActivityStreamsCc
}

// GetActivityStreamsContent returns the "content" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsContent() vocab.ActivityStreamsContentProperty {
	return this.ActivityStreamsContent
}

// GetActivityStreamsContext returns the "context" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsContext() vocab.ActivityStreamsContextProperty {
	return this.ActivityStreamsContext
}

// GetActivityStreamsCurrent returns the "current" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsCurrent() vocab.ActivityStreamsCurrentProperty {
	return this.ActivityStreamsCurrent
}

// GetActivityStreamsDuration returns the "duration" property if it exists, and
// nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsDuration() vocab.ActivityStreamsDurationProperty {
	return this.ActivityStreamsDuration
}

// GetActivityStreamsEndTime returns the "endTime" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsEndTime() vocab.ActivityStreamsEndTimeProperty {
	return this.ActivityStreamsEndTime
}

// GetActivityStreamsFirst returns the "first" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsFirst() vocab.ActivityStreamsFirstProperty {
	return this.ActivityStreamsFirst
}

// GetActivityStreamsGenerator returns the "generator" property if it exists, and
// nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsGenerator() vocab.ActivityStreamsGeneratorProperty {
	return this.ActivityStreamsGenerator
}

// GetActivityStreamsIcon returns the "icon" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsIcon() vocab.ActivityStreamsIconProperty {
	return this.ActivityStreamsIcon
}

// GetActivityStreamsImage returns the "image" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsImage() vocab.ActivityStreamsImageProperty {
	return this.ActivityStreamsImage
}

// GetActivityStreamsInReplyTo returns the "inReplyTo" property if it exists, and
// nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsInReplyTo() vocab.ActivityStreamsInReplyToProperty {
	return this.ActivityStreamsInReplyTo
}

// GetActivityStreamsItems returns the "items" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsItems() vocab.ActivityStreamsItemsProperty {
	return this.ActivityStreamsItems
}

// GetActivityStreamsLast returns the "last" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsLast() vocab.ActivityStreamsLastProperty {
	return this.ActivityStreamsLast
}

// GetActivityStreamsLikes returns the "likes" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsLikes() vocab.ActivityStreamsLikesProperty {
	return this.ActivityStreamsLikes
}

// GetActivityStreamsLocation returns the "location" property if it exists, and
// nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsLocation() vocab.ActivityStreamsLocationProperty {
	return this.ActivityStreamsLocation
}

// GetActivityStreamsMediaType returns the "mediaType" property if it exists, and
// nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsMediaType() vocab.ActivityStreamsMediaTypeProperty {
	return this.ActivityStreamsMediaType
}

// GetActivityStreamsName returns the "name" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsName() vocab.ActivityStreamsNameProperty {
	return this.ActivityStreamsName
}

// GetActivityStreamsObject returns the "object" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsObject() vocab.ActivityStreamsObjectProperty {
	return this.ActivityStreamsObject
}

// GetActivityStreamsPreview returns the "preview" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsPreview() vocab.ActivityStreamsPreviewProperty {
	return this.ActivityStreamsPreview
}

// GetActivityStreamsPublished returns the "published" property if it exists, and
// nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsPublished() vocab.ActivityStreamsPublishedProperty {
	return this.ActivityStreamsPublished
}

// GetActivityStreamsReplies returns the "replies" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsReplies() vocab.ActivityStreamsRepliesProperty {
	return this.ActivityStreamsReplies
}

// GetActivityStreamsShares returns the "shares" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsShares() vocab.ActivityStreamsSharesProperty {
	return this.ActivityStreamsShares
}

// GetActivityStreamsSource returns the "source" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsSource() vocab.ActivityStreamsSourceProperty {
	return this.ActivityStreamsSource
}

// GetActivityStreamsStartTime returns the "startTime" property if it exists, and
// nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsStartTime() vocab.ActivityStreamsStartTimeProperty {
	return this.ActivityStreamsStartTime
}

// GetActivityStreamsSummary returns the "summary" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsSummary() vocab.ActivityStreamsSummaryProperty {
	return this.ActivityStreamsSummary
}

// GetActivityStreamsTag returns the "tag" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsTag() vocab.ActivityStreamsTagProperty {
	return this.ActivityStreamsTag
}

// GetActivityStreamsTo returns the "to" property if it exists, and nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsTo() vocab.ActivityStreamsToProperty {
	return this.ActivityStreamsTo
}

// GetActivityStreamsTotalItems returns the "totalItems" property if it exists,
// and nil otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsTotalItems() vocab.ActivityStreamsTotalItemsProperty {
	return this.ActivityStreamsTotalItems
}

// GetActivityStreamsUpdated returns the "updated" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsUpdated() vocab.ActivityStreamsUpdatedProperty {
	return this.ActivityStreamsUpdated
}

// GetActivityStreamsUrl returns the "url" property if it exists, and nil
// otherwise.
func (this ActivityStreamsCollection) GetActivityStreamsUrl() vocab.ActivityStreamsUrlProperty {
	return this.ActivityStreamsUrl
}

// GetForgeFedTeam returns the "team" property if it exists, and nil otherwise.
func (this ActivityStreamsCollection) GetForgeFedTeam() vocab.ForgeFedTeamProperty {
	return this.ForgeFedTeam
}

// GetForgeFedTicketsTrackedBy returns the "ticketsTrackedBy" property if it
// exists, and nil otherwise.
func (this ActivityStreamsCollection) GetForgeFedTicketsTrackedBy() vocab.ForgeFedTicketsTrackedByProperty {
	return this.ForgeFedTicketsTrackedBy
}

// GetForgeFedTracksTicketsFor returns the "tracksTicketsFor" property if it
// exists, and nil otherwise.
func (this ActivityStreamsCollection) GetForgeFedTracksTicketsFor() vocab.ForgeFedTracksTicketsForProperty {
	return this.ForgeFedTracksTicketsFor
}

// GetJSONLDId returns the "id" property if it exists, and nil otherwise.
func (this ActivityStreamsCollection) GetJSONLDId() vocab.JSONLDIdProperty {
	return this.JSONLDId
}

// GetJSONLDType returns the "type" property if it exists, and nil otherwise.
func (this ActivityStreamsCollection) GetJSONLDType() vocab.JSONLDTypeProperty {
	return this.JSONLDType
}

// GetTypeName returns the name of this type.
func (this ActivityStreamsCollection) GetTypeName() string {
	return "Collection"
}

// GetUnknownProperties returns the unknown properties for the Collection type.
// Note that this should not be used by app developers. It is only used to
// help determine which implementation is LessThan the other. Developers who
// are creating a different implementation of this type's interface can use
// this method in their LessThan implementation, but routine ActivityPub
// applications should not use this to bypass the code generation tool.
func (this ActivityStreamsCollection) GetUnknownProperties() map[string]interface{} {
	return this.unknown
}

// IsExtending returns true if the Collection type extends from the other type.
func (this ActivityStreamsCollection) IsExtending(other vocab.Type) bool {
	return ActivityStreamsCollectionExtends(other)
}

// JSONLDContext returns the JSONLD URIs required in the context string for this
// type and the specific properties that are set. The value in the map is the
// alias used to import the type and its properties.
func (this ActivityStreamsCollection) JSONLDContext() map[string]string {
	m := map[string]string{"https://www.w3.org/ns/activitystreams": this.alias}
	m = this.helperJSONLDContext(this.ActivityStreamsAltitude, m)
	m = this.helperJSONLDContext(this.ActivityStreamsAttachment, m)
	m = this.helperJSONLDContext(this.ActivityStreamsAttributedTo, m)
	m = this.helperJSONLDContext(this.ActivityStreamsAudience, m)
	m = this.helperJSONLDContext(this.ActivityStreamsBcc, m)
	m = this.helperJSONLDContext(this.ActivityStreamsBto, m)
	m = this.helperJSONLDContext(this.ActivityStreamsCc, m)
	m = this.helperJSONLDContext(this.ActivityStreamsContent, m)
	m = this.helperJSONLDContext(this.ActivityStreamsContext, m)
	m = this.helperJSONLDContext(this.ActivityStreamsCurrent, m)
	m = this.helperJSONLDContext(this.ActivityStreamsDuration, m)
	m = this.helperJSONLDContext(this.ActivityStreamsEndTime, m)
	m = this.helperJSONLDContext(this.ActivityStreamsFirst, m)
	m = this.helperJSONLDContext(this.ActivityStreamsGenerator, m)
	m = this.helperJSONLDContext(this.ActivityStreamsIcon, m)
	m = this.helperJSONLDContext(this.JSONLDId, m)
	m = this.helperJSONLDContext(this.ActivityStreamsImage, m)
	m = this.helperJSONLDContext(this.ActivityStreamsInReplyTo, m)
	m = this.helperJSONLDContext(this.ActivityStreamsItems, m)
	m = this.helperJSONLDContext(this.ActivityStreamsLast, m)
	m = this.helperJSONLDContext(this.ActivityStreamsLikes, m)
	m = this.helperJSONLDContext(this.ActivityStreamsLocation, m)
	m = this.helperJSONLDContext(this.ActivityStreamsMediaType, m)
	m = this.helperJSONLDContext(this.ActivityStreamsName, m)
	m = this.helperJSONLDContext(this.ActivityStreamsObject, m)
	m = this.helperJSONLDContext(this.ActivityStreamsPreview, m)
	m = this.helperJSONLDContext(this.ActivityStreamsPublished, m)
	m = this.helperJSONLDContext(this.ActivityStreamsReplies, m)
	m = this.helperJSONLDContext(this.ActivityStreamsShares, m)
	m = this.helperJSONLDContext(this.ActivityStreamsSource, m)
	m = this.helperJSONLDContext(this.ActivityStreamsStartTime, m)
	m = this.helperJSONLDContext(this.ActivityStreamsSummary, m)
	m = this.helperJSONLDContext(this.ActivityStreamsTag, m)
	m = this.helperJSONLDContext(this.ForgeFedTeam, m)
	m = this.helperJSONLDContext(this.ForgeFedTicketsTrackedBy, m)
	m = this.helperJSONLDContext(this.ActivityStreamsTo, m)
	m = this.helperJSONLDContext(this.ActivityStreamsTotalItems, m)
	m = this.helperJSONLDContext(this.ForgeFedTracksTicketsFor, m)
	m = this.helperJSONLDContext(this.JSONLDType, m)
	m = this.helperJSONLDContext(this.ActivityStreamsUpdated, m)
	m = this.helperJSONLDContext(this.ActivityStreamsUrl, m)

	return m
}

// LessThan computes if this Collection is lesser, with an arbitrary but stable
// determination.
func (this ActivityStreamsCollection) LessThan(o vocab.ActivityStreamsCollection) bool {
	// Begin: Compare known properties
	// Compare property "altitude"
	if lhs, rhs := this.ActivityStreamsAltitude, o.GetActivityStreamsAltitude(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "attachment"
	if lhs, rhs := this.ActivityStreamsAttachment, o.GetActivityStreamsAttachment(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "attributedTo"
	if lhs, rhs := this.ActivityStreamsAttributedTo, o.GetActivityStreamsAttributedTo(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "audience"
	if lhs, rhs := this.ActivityStreamsAudience, o.GetActivityStreamsAudience(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "bcc"
	if lhs, rhs := this.ActivityStreamsBcc, o.GetActivityStreamsBcc(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "bto"
	if lhs, rhs := this.ActivityStreamsBto, o.GetActivityStreamsBto(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "cc"
	if lhs, rhs := this.ActivityStreamsCc, o.GetActivityStreamsCc(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "content"
	if lhs, rhs := this.ActivityStreamsContent, o.GetActivityStreamsContent(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "context"
	if lhs, rhs := this.ActivityStreamsContext, o.GetActivityStreamsContext(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "current"
	if lhs, rhs := this.ActivityStreamsCurrent, o.GetActivityStreamsCurrent(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "duration"
	if lhs, rhs := this.ActivityStreamsDuration, o.GetActivityStreamsDuration(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "endTime"
	if lhs, rhs := this.ActivityStreamsEndTime, o.GetActivityStreamsEndTime(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "first"
	if lhs, rhs := this.ActivityStreamsFirst, o.GetActivityStreamsFirst(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "generator"
	if lhs, rhs := this.ActivityStreamsGenerator, o.GetActivityStreamsGenerator(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "icon"
	if lhs, rhs := this.ActivityStreamsIcon, o.GetActivityStreamsIcon(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "id"
	if lhs, rhs := this.JSONLDId, o.GetJSONLDId(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "image"
	if lhs, rhs := this.ActivityStreamsImage, o.GetActivityStreamsImage(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "inReplyTo"
	if lhs, rhs := this.ActivityStreamsInReplyTo, o.GetActivityStreamsInReplyTo(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "items"
	if lhs, rhs := this.ActivityStreamsItems, o.GetActivityStreamsItems(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "last"
	if lhs, rhs := this.ActivityStreamsLast, o.GetActivityStreamsLast(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "likes"
	if lhs, rhs := this.ActivityStreamsLikes, o.GetActivityStreamsLikes(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "location"
	if lhs, rhs := this.ActivityStreamsLocation, o.GetActivityStreamsLocation(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "mediaType"
	if lhs, rhs := this.ActivityStreamsMediaType, o.GetActivityStreamsMediaType(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "name"
	if lhs, rhs := this.ActivityStreamsName, o.GetActivityStreamsName(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "object"
	if lhs, rhs := this.ActivityStreamsObject, o.GetActivityStreamsObject(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "preview"
	if lhs, rhs := this.ActivityStreamsPreview, o.GetActivityStreamsPreview(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "published"
	if lhs, rhs := this.ActivityStreamsPublished, o.GetActivityStreamsPublished(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "replies"
	if lhs, rhs := this.ActivityStreamsReplies, o.GetActivityStreamsReplies(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "shares"
	if lhs, rhs := this.ActivityStreamsShares, o.GetActivityStreamsShares(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "source"
	if lhs, rhs := this.ActivityStreamsSource, o.GetActivityStreamsSource(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "startTime"
	if lhs, rhs := this.ActivityStreamsStartTime, o.GetActivityStreamsStartTime(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "summary"
	if lhs, rhs := this.ActivityStreamsSummary, o.GetActivityStreamsSummary(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "tag"
	if lhs, rhs := this.ActivityStreamsTag, o.GetActivityStreamsTag(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "team"
	if lhs, rhs := this.ForgeFedTeam, o.GetForgeFedTeam(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "ticketsTrackedBy"
	if lhs, rhs := this.ForgeFedTicketsTrackedBy, o.GetForgeFedTicketsTrackedBy(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "to"
	if lhs, rhs := this.ActivityStreamsTo, o.GetActivityStreamsTo(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "totalItems"
	if lhs, rhs := this.ActivityStreamsTotalItems, o.GetActivityStreamsTotalItems(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "tracksTicketsFor"
	if lhs, rhs := this.ForgeFedTracksTicketsFor, o.GetForgeFedTracksTicketsFor(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "type"
	if lhs, rhs := this.JSONLDType, o.GetJSONLDType(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "updated"
	if lhs, rhs := this.ActivityStreamsUpdated, o.GetActivityStreamsUpdated(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// Compare property "url"
	if lhs, rhs := this.ActivityStreamsUrl, o.GetActivityStreamsUrl(); lhs != nil && rhs != nil {
		if lhs.LessThan(rhs) {
			return true
		} else if rhs.LessThan(lhs) {
			return false
		}
	} else if lhs == nil && rhs != nil {
		// Nil is less than anything else
		return true
	} else if rhs != nil && rhs == nil {
		// Anything else is greater than nil
		return false
	} // Else: Both are nil
	// End: Compare known properties

	// Begin: Compare unknown properties (only by number of them)
	if len(this.unknown) < len(o.GetUnknownProperties()) {
		return true
	} else if len(o.GetUnknownProperties()) < len(this.unknown) {
		return false
	} // End: Compare unknown properties (only by number of them)

	// All properties are the same.
	return false
}

// Serialize converts this into an interface representation suitable for
// marshalling into a text or binary format.
func (this ActivityStreamsCollection) Serialize() (map[string]interface{}, error) {
	m := make(map[string]interface{})
	typeName := "Collection"
	if len(this.alias) > 0 {
		typeName = this.alias + ":" + "Collection"
	}
	m["type"] = typeName
	// Begin: Serialize known properties
	// Maybe serialize property "altitude"
	if this.ActivityStreamsAltitude != nil {
		if i, err := this.ActivityStreamsAltitude.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsAltitude.Name()] = i
		}
	}
	// Maybe serialize property "attachment"
	if this.ActivityStreamsAttachment != nil {
		if i, err := this.ActivityStreamsAttachment.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsAttachment.Name()] = i
		}
	}
	// Maybe serialize property "attributedTo"
	if this.ActivityStreamsAttributedTo != nil {
		if i, err := this.ActivityStreamsAttributedTo.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsAttributedTo.Name()] = i
		}
	}
	// Maybe serialize property "audience"
	if this.ActivityStreamsAudience != nil {
		if i, err := this.ActivityStreamsAudience.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsAudience.Name()] = i
		}
	}
	// Maybe serialize property "bcc"
	if this.ActivityStreamsBcc != nil {
		if i, err := this.ActivityStreamsBcc.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsBcc.Name()] = i
		}
	}
	// Maybe serialize property "bto"
	if this.ActivityStreamsBto != nil {
		if i, err := this.ActivityStreamsBto.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsBto.Name()] = i
		}
	}
	// Maybe serialize property "cc"
	if this.ActivityStreamsCc != nil {
		if i, err := this.ActivityStreamsCc.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsCc.Name()] = i
		}
	}
	// Maybe serialize property "content"
	if this.ActivityStreamsContent != nil {
		if i, err := this.ActivityStreamsContent.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsContent.Name()] = i
		}
	}
	// Maybe serialize property "context"
	if this.ActivityStreamsContext != nil {
		if i, err := this.ActivityStreamsContext.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsContext.Name()] = i
		}
	}
	// Maybe serialize property "current"
	if this.ActivityStreamsCurrent != nil {
		if i, err := this.ActivityStreamsCurrent.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsCurrent.Name()] = i
		}
	}
	// Maybe serialize property "duration"
	if this.ActivityStreamsDuration != nil {
		if i, err := this.ActivityStreamsDuration.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsDuration.Name()] = i
		}
	}
	// Maybe serialize property "endTime"
	if this.ActivityStreamsEndTime != nil {
		if i, err := this.ActivityStreamsEndTime.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsEndTime.Name()] = i
		}
	}
	// Maybe serialize property "first"
	if this.ActivityStreamsFirst != nil {
		if i, err := this.ActivityStreamsFirst.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsFirst.Name()] = i
		}
	}
	// Maybe serialize property "generator"
	if this.ActivityStreamsGenerator != nil {
		if i, err := this.ActivityStreamsGenerator.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsGenerator.Name()] = i
		}
	}
	// Maybe serialize property "icon"
	if this.ActivityStreamsIcon != nil {
		if i, err := this.ActivityStreamsIcon.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsIcon.Name()] = i
		}
	}
	// Maybe serialize property "id"
	if this.JSONLDId != nil {
		if i, err := this.JSONLDId.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.JSONLDId.Name()] = i
		}
	}
	// Maybe serialize property "image"
	if this.ActivityStreamsImage != nil {
		if i, err := this.ActivityStreamsImage.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsImage.Name()] = i
		}
	}
	// Maybe serialize property "inReplyTo"
	if this.ActivityStreamsInReplyTo != nil {
		if i, err := this.ActivityStreamsInReplyTo.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsInReplyTo.Name()] = i
		}
	}
	// Maybe serialize property "items"
	if this.ActivityStreamsItems != nil {
		if i, err := this.ActivityStreamsItems.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsItems.Name()] = i
		}
	}
	// Maybe serialize property "last"
	if this.ActivityStreamsLast != nil {
		if i, err := this.ActivityStreamsLast.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsLast.Name()] = i
		}
	}
	// Maybe serialize property "likes"
	if this.ActivityStreamsLikes != nil {
		if i, err := this.ActivityStreamsLikes.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsLikes.Name()] = i
		}
	}
	// Maybe serialize property "location"
	if this.ActivityStreamsLocation != nil {
		if i, err := this.ActivityStreamsLocation.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsLocation.Name()] = i
		}
	}
	// Maybe serialize property "mediaType"
	if this.ActivityStreamsMediaType != nil {
		if i, err := this.ActivityStreamsMediaType.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsMediaType.Name()] = i
		}
	}
	// Maybe serialize property "name"
	if this.ActivityStreamsName != nil {
		if i, err := this.ActivityStreamsName.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsName.Name()] = i
		}
	}
	// Maybe serialize property "object"
	if this.ActivityStreamsObject != nil {
		if i, err := this.ActivityStreamsObject.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsObject.Name()] = i
		}
	}
	// Maybe serialize property "preview"
	if this.ActivityStreamsPreview != nil {
		if i, err := this.ActivityStreamsPreview.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsPreview.Name()] = i
		}
	}
	// Maybe serialize property "published"
	if this.ActivityStreamsPublished != nil {
		if i, err := this.ActivityStreamsPublished.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsPublished.Name()] = i
		}
	}
	// Maybe serialize property "replies"
	if this.ActivityStreamsReplies != nil {
		if i, err := this.ActivityStreamsReplies.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsReplies.Name()] = i
		}
	}
	// Maybe serialize property "shares"
	if this.ActivityStreamsShares != nil {
		if i, err := this.ActivityStreamsShares.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsShares.Name()] = i
		}
	}
	// Maybe serialize property "source"
	if this.ActivityStreamsSource != nil {
		if i, err := this.ActivityStreamsSource.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsSource.Name()] = i
		}
	}
	// Maybe serialize property "startTime"
	if this.ActivityStreamsStartTime != nil {
		if i, err := this.ActivityStreamsStartTime.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsStartTime.Name()] = i
		}
	}
	// Maybe serialize property "summary"
	if this.ActivityStreamsSummary != nil {
		if i, err := this.ActivityStreamsSummary.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsSummary.Name()] = i
		}
	}
	// Maybe serialize property "tag"
	if this.ActivityStreamsTag != nil {
		if i, err := this.ActivityStreamsTag.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsTag.Name()] = i
		}
	}
	// Maybe serialize property "team"
	if this.ForgeFedTeam != nil {
		if i, err := this.ForgeFedTeam.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ForgeFedTeam.Name()] = i
		}
	}
	// Maybe serialize property "ticketsTrackedBy"
	if this.ForgeFedTicketsTrackedBy != nil {
		if i, err := this.ForgeFedTicketsTrackedBy.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ForgeFedTicketsTrackedBy.Name()] = i
		}
	}
	// Maybe serialize property "to"
	if this.ActivityStreamsTo != nil {
		if i, err := this.ActivityStreamsTo.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsTo.Name()] = i
		}
	}
	// Maybe serialize property "totalItems"
	if this.ActivityStreamsTotalItems != nil {
		if i, err := this.ActivityStreamsTotalItems.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsTotalItems.Name()] = i
		}
	}
	// Maybe serialize property "tracksTicketsFor"
	if this.ForgeFedTracksTicketsFor != nil {
		if i, err := this.ForgeFedTracksTicketsFor.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ForgeFedTracksTicketsFor.Name()] = i
		}
	}
	// Maybe serialize property "type"
	if this.JSONLDType != nil {
		if i, err := this.JSONLDType.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.JSONLDType.Name()] = i
		}
	}
	// Maybe serialize property "updated"
	if this.ActivityStreamsUpdated != nil {
		if i, err := this.ActivityStreamsUpdated.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsUpdated.Name()] = i
		}
	}
	// Maybe serialize property "url"
	if this.ActivityStreamsUrl != nil {
		if i, err := this.ActivityStreamsUrl.Serialize(); err != nil {
			return nil, err
		} else if i != nil {
			m[this.ActivityStreamsUrl.Name()] = i
		}
	}
	// End: Serialize known properties

	// Begin: Serialize unknown properties
	for k, v := range this.unknown {
		// To be safe, ensure we aren't overwriting a known property
		if _, has := m[k]; !has {
			m[k] = v
		}
	}
	// End: Serialize unknown properties

	return m, nil
}

// SetActivityStreamsAltitude sets the "altitude" property.
func (this *ActivityStreamsCollection) SetActivityStreamsAltitude(i vocab.ActivityStreamsAltitudeProperty) {
	this.ActivityStreamsAltitude = i
}

// SetActivityStreamsAttachment sets the "attachment" property.
func (this *ActivityStreamsCollection) SetActivityStreamsAttachment(i vocab.ActivityStreamsAttachmentProperty) {
	this.ActivityStreamsAttachment = i
}

// SetActivityStreamsAttributedTo sets the "attributedTo" property.
func (this *ActivityStreamsCollection) SetActivityStreamsAttributedTo(i vocab.ActivityStreamsAttributedToProperty) {
	this.ActivityStreamsAttributedTo = i
}

// SetActivityStreamsAudience sets the "audience" property.
func (this *ActivityStreamsCollection) SetActivityStreamsAudience(i vocab.ActivityStreamsAudienceProperty) {
	this.ActivityStreamsAudience = i
}

// SetActivityStreamsBcc sets the "bcc" property.
func (this *ActivityStreamsCollection) SetActivityStreamsBcc(i vocab.ActivityStreamsBccProperty) {
	this.ActivityStreamsBcc = i
}

// SetActivityStreamsBto sets the "bto" property.
func (this *ActivityStreamsCollection) SetActivityStreamsBto(i vocab.ActivityStreamsBtoProperty) {
	this.ActivityStreamsBto = i
}

// SetActivityStreamsCc sets the "cc" property.
func (this *ActivityStreamsCollection) SetActivityStreamsCc(i vocab.ActivityStreamsCcProperty) {
	this.ActivityStreamsCc = i
}

// SetActivityStreamsContent sets the "content" property.
func (this *ActivityStreamsCollection) SetActivityStreamsContent(i vocab.ActivityStreamsContentProperty) {
	this.ActivityStreamsContent = i
}

// SetActivityStreamsContext sets the "context" property.
func (this *ActivityStreamsCollection) SetActivityStreamsContext(i vocab.ActivityStreamsContextProperty) {
	this.ActivityStreamsContext = i
}

// SetActivityStreamsCurrent sets the "current" property.
func (this *ActivityStreamsCollection) SetActivityStreamsCurrent(i vocab.ActivityStreamsCurrentProperty) {
	this.ActivityStreamsCurrent = i
}

// SetActivityStreamsDuration sets the "duration" property.
func (this *ActivityStreamsCollection) SetActivityStreamsDuration(i vocab.ActivityStreamsDurationProperty) {
	this.ActivityStreamsDuration = i
}

// SetActivityStreamsEndTime sets the "endTime" property.
func (this *ActivityStreamsCollection) SetActivityStreamsEndTime(i vocab.ActivityStreamsEndTimeProperty) {
	this.ActivityStreamsEndTime = i
}

// SetActivityStreamsFirst sets the "first" property.
func (this *ActivityStreamsCollection) SetActivityStreamsFirst(i vocab.ActivityStreamsFirstProperty) {
	this.ActivityStreamsFirst = i
}

// SetActivityStreamsGenerator sets the "generator" property.
func (this *ActivityStreamsCollection) SetActivityStreamsGenerator(i vocab.ActivityStreamsGeneratorProperty) {
	this.ActivityStreamsGenerator = i
}

// SetActivityStreamsIcon sets the "icon" property.
func (this *ActivityStreamsCollection) SetActivityStreamsIcon(i vocab.ActivityStreamsIconProperty) {
	this.ActivityStreamsIcon = i
}

// SetActivityStreamsImage sets the "image" property.
func (this *ActivityStreamsCollection) SetActivityStreamsImage(i vocab.ActivityStreamsImageProperty) {
	this.ActivityStreamsImage = i
}

// SetActivityStreamsInReplyTo sets the "inReplyTo" property.
func (this *ActivityStreamsCollection) SetActivityStreamsInReplyTo(i vocab.ActivityStreamsInReplyToProperty) {
	this.ActivityStreamsInReplyTo = i
}

// SetActivityStreamsItems sets the "items" property.
func (this *ActivityStreamsCollection) SetActivityStreamsItems(i vocab.ActivityStreamsItemsProperty) {
	this.ActivityStreamsItems = i
}

// SetActivityStreamsLast sets the "last" property.
func (this *ActivityStreamsCollection) SetActivityStreamsLast(i vocab.ActivityStreamsLastProperty) {
	this.ActivityStreamsLast = i
}

// SetActivityStreamsLikes sets the "likes" property.
func (this *ActivityStreamsCollection) SetActivityStreamsLikes(i vocab.ActivityStreamsLikesProperty) {
	this.ActivityStreamsLikes = i
}

// SetActivityStreamsLocation sets the "location" property.
func (this *ActivityStreamsCollection) SetActivityStreamsLocation(i vocab.ActivityStreamsLocationProperty) {
	this.ActivityStreamsLocation = i
}

// SetActivityStreamsMediaType sets the "mediaType" property.
func (this *ActivityStreamsCollection) SetActivityStreamsMediaType(i vocab.ActivityStreamsMediaTypeProperty) {
	this.ActivityStreamsMediaType = i
}

// SetActivityStreamsName sets the "name" property.
func (this *ActivityStreamsCollection) SetActivityStreamsName(i vocab.ActivityStreamsNameProperty) {
	this.ActivityStreamsName = i
}

// SetActivityStreamsObject sets the "object" property.
func (this *ActivityStreamsCollection) SetActivityStreamsObject(i vocab.ActivityStreamsObjectProperty) {
	this.ActivityStreamsObject = i
}

// SetActivityStreamsPreview sets the "preview" property.
func (this *ActivityStreamsCollection) SetActivityStreamsPreview(i vocab.ActivityStreamsPreviewProperty) {
	this.ActivityStreamsPreview = i
}

// SetActivityStreamsPublished sets the "published" property.
func (this *ActivityStreamsCollection) SetActivityStreamsPublished(i vocab.ActivityStreamsPublishedProperty) {
	this.ActivityStreamsPublished = i
}

// SetActivityStreamsReplies sets the "replies" property.
func (this *ActivityStreamsCollection) SetActivityStreamsReplies(i vocab.ActivityStreamsRepliesProperty) {
	this.ActivityStreamsReplies = i
}

// SetActivityStreamsShares sets the "shares" property.
func (this *ActivityStreamsCollection) SetActivityStreamsShares(i vocab.ActivityStreamsSharesProperty) {
	this.ActivityStreamsShares = i
}

// SetActivityStreamsSource sets the "source" property.
func (this *ActivityStreamsCollection) SetActivityStreamsSource(i vocab.ActivityStreamsSourceProperty) {
	this.ActivityStreamsSource = i
}

// SetActivityStreamsStartTime sets the "startTime" property.
func (this *ActivityStreamsCollection) SetActivityStreamsStartTime(i vocab.ActivityStreamsStartTimeProperty) {
	this.ActivityStreamsStartTime = i
}

// SetActivityStreamsSummary sets the "summary" property.
func (this *ActivityStreamsCollection) SetActivityStreamsSummary(i vocab.ActivityStreamsSummaryProperty) {
	this.ActivityStreamsSummary = i
}

// SetActivityStreamsTag sets the "tag" property.
func (this *ActivityStreamsCollection) SetActivityStreamsTag(i vocab.ActivityStreamsTagProperty) {
	this.ActivityStreamsTag = i
}

// SetActivityStreamsTo sets the "to" property.
func (this *ActivityStreamsCollection) SetActivityStreamsTo(i vocab.ActivityStreamsToProperty) {
	this.ActivityStreamsTo = i
}

// SetActivityStreamsTotalItems sets the "totalItems" property.
func (this *ActivityStreamsCollection) SetActivityStreamsTotalItems(i vocab.ActivityStreamsTotalItemsProperty) {
	this.ActivityStreamsTotalItems = i
}

// SetActivityStreamsUpdated sets the "updated" property.
func (this *ActivityStreamsCollection) SetActivityStreamsUpdated(i vocab.ActivityStreamsUpdatedProperty) {
	this.ActivityStreamsUpdated = i
}

// SetActivityStreamsUrl sets the "url" property.
func (this *ActivityStreamsCollection) SetActivityStreamsUrl(i vocab.ActivityStreamsUrlProperty) {
	this.ActivityStreamsUrl = i
}

// SetForgeFedTeam sets the "team" property.
func (this *ActivityStreamsCollection) SetForgeFedTeam(i vocab.ForgeFedTeamProperty) {
	this.ForgeFedTeam = i
}

// SetForgeFedTicketsTrackedBy sets the "ticketsTrackedBy" property.
func (this *ActivityStreamsCollection) SetForgeFedTicketsTrackedBy(i vocab.ForgeFedTicketsTrackedByProperty) {
	this.ForgeFedTicketsTrackedBy = i
}

// SetForgeFedTracksTicketsFor sets the "tracksTicketsFor" property.
func (this *ActivityStreamsCollection) SetForgeFedTracksTicketsFor(i vocab.ForgeFedTracksTicketsForProperty) {
	this.ForgeFedTracksTicketsFor = i
}

// SetJSONLDId sets the "id" property.
func (this *ActivityStreamsCollection) SetJSONLDId(i vocab.JSONLDIdProperty) {
	this.JSONLDId = i
}

// SetJSONLDType sets the "type" property.
func (this *ActivityStreamsCollection) SetJSONLDType(i vocab.JSONLDTypeProperty) {
	this.JSONLDType = i
}

// VocabularyURI returns the vocabulary's URI as a string.
func (this ActivityStreamsCollection) VocabularyURI() string {
	return "https://www.w3.org/ns/activitystreams"
}

// helperJSONLDContext obtains the context uris and their aliases from a property,
// if it is not nil.
func (this ActivityStreamsCollection) helperJSONLDContext(i jsonldContexter, toMerge map[string]string) map[string]string {
	if i == nil {
		return toMerge
	}
	for k, v := range i.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.
		*/
		toMerge[k] = v
	}
	return toMerge
}