1. EntityBase

Class EntityBase

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A base class for entities.

Inheritance
System.Object
EntityBase
Namespace: Stylelabs.M.Sdk.Models.Base
Assembly: Stylelabs.M.Sdk.dll
Syntax
public abstract class EntityBase : object, IEntity, IResource, IDirtyTracking

Constructors

EntityBase(IMClient, EntityConstructionArgs)

Initializes a new instance of the EntityBase class.

Declaration
protected EntityBase(IMClient client, EntityConstructionArgs args)
Parameters
TypeNameDescription
IMClientclient

Client.

EntityConstructionArgsargs

Aggregate of construction parameters

Properties

Client

Declaration
protected IMClient Client { get; }
Property Value
TypeDescription
IMClient

CreatedBy

Gets the id of the user who created this resource. null if it has not been created.

Declaration
public long? CreatedBy { get; set; }
Property Value
TypeDescription
System.Nullable<System.Int64>

CreatedOn

Gets the date on which this resource was created. null if it has not been created.

Declaration
public DateTime? CreatedOn { get; set; }
Property Value
TypeDescription
System.Nullable<DateTime>

Cultures

Gets a list of all cultures that the entity was loaded with. Never returns null. All ICultureSensitiveProperty properties can only contains values for these cultures.

Declaration
public IReadOnlyList<CultureInfo> Cultures { get; }
Property Value
TypeDescription
IReadOnlyList<CultureInfo>

DefinitionName

Gets the name of the IEntityDefinition that defines this entity.

Declaration
public string DefinitionName { get; set; }
Property Value
TypeDescription
System.String

Id

Gets the id of the entity. The id is an automatically assigned, read only, unique and strictly positive number identifying the entity. The id is null if the entity has not been persisted yet.

Declaration
public long? Id { get; set; }
Property Value
TypeDescription
System.Nullable<System.Int64>

Identifier

Gets the identifier of the entity. The identifier can be set on a new entities, until it is persisted. However, it must always be unique. The identifier will be auto generated when it is null when persisting.

Declaration
public string Identifier { get; set; }
Property Value
TypeDescription
System.String

InheritsSecurity

Gets or sets a value indicating whether the entity inherits security from its ancestors connected via relations with InheritsSecurity.

Declaration
public bool InheritsSecurity { get; set; }
Property Value
TypeDescription
System.Boolean

IsDirty

Declaration
public bool IsDirty { get; }
Property Value
TypeDescription
System.Boolean

IsNew

Declaration
public bool IsNew { get; }
Property Value
TypeDescription
System.Boolean

IsPathRoot

Gets or sets a value indicating whether this entity is a top level path.

Declaration
public bool IsPathRoot { get; set; }
Property Value
TypeDescription
System.Boolean
See Also

IsRootTaxonomyItem

Gets or sets a value indicating whether this entity is a top level facet.

Declaration
public bool IsRootTaxonomyItem { get; set; }
Property Value
TypeDescription
System.Boolean
See Also

IsSystemOwned

Gets or sets a value indicating whether the entity is owned by the system and cannot be modified or deleted by the regular users.

Declaration
public bool IsSystemOwned { get; set; }
Property Value
TypeDescription
System.Boolean

IsTracking

Declaration
public bool IsTracking { get; }
Property Value
TypeDescription
System.Boolean

LockedBy

Gets the id of the user who locked this entity. null if it has not been locked.

Declaration
public long? LockedBy { get; set; }
Property Value
TypeDescription
System.Nullable<System.Int64>

LockedOn

Gets the date on which this entity was locked. null if it has not been locked.

Declaration
public DateTime? LockedOn { get; set; }
Property Value
TypeDescription
System.Nullable<DateTime>

ModifiedBy

Gets the id of the user who modified this resource. null if it has not been created.

Declaration
public long? ModifiedBy { get; set; }
Property Value
TypeDescription
System.Nullable<System.Int64>

ModifiedOn

Gets the date on which this resource was modified. null if it has not been created.

Declaration
public DateTime? ModifiedOn { get; set; }
Property Value
TypeDescription
System.Nullable<DateTime>

Properties

Gets a list of all properties that are currently loaded on the entity. Never returns null.

Declaration
public IReadOnlyList<IProperty> Properties { get; }
Property Value
TypeDescription
IReadOnlyList<IProperty>
Remarks

New properties can still be added by lazy loading them.

Relations

Gets a list of all relations that are currently loaded on the entity. Never returns null.

Declaration
public IReadOnlyList<IRelation> Relations { get; }
Property Value
TypeDescription
IReadOnlyList<IRelation>
Remarks

New relations can still be added by lazy loading them.

Renditions

Gets a list of all renditions for this entity. Never returns null.

Declaration
public abstract IReadOnlyList<IRendition> Renditions { get; }
Property Value
TypeDescription
IReadOnlyList<IRendition>

Version

Gets the current version of the entity. Version is a monotonically increasing number (from 1 up). Any change(s) of the entity propagated to the persistent storage will cause this number to be incremented.

Declaration
public long Version { get; set; }
Property Value
TypeDescription
System.Int64

Methods

CanDoLazyLoading()

Checks if lazy loading is possible. Lazy loading is only possible on persisted entities.

Declaration
public bool CanDoLazyLoading()
Returns
TypeDescription
System.Boolean

true if lazy loading is possible.

GetEntityDefinitionAsync()

Gets the IEntityDefinition of the entity. It is loaded once and will cache the result.

Declaration
public Task<IEntityDefinition> GetEntityDefinitionAsync()
Returns
TypeDescription
Task<IEntityDefinition>

The entity definition.

GetPermissionsAsync()

Gets the permissions that the current user has on this entity.

Declaration
public abstract Task<ISet<string>> GetPermissionsAsync()
Returns
TypeDescription
Task<ISet<System.String>>

A case insensitive set of permissions.

GetProperty(String)

Gets the specified property. Returns null when the property is not found.

Declaration
public IProperty GetProperty(string name)
Parameters
TypeNameDescription
System.Stringname

Property name.

Returns
TypeDescription
IProperty

The property

GetProperty<T>(String)

Gets the specified property. Returns null when the property is not found.

Declaration
public T GetProperty<T>(string name)
    where T : class, IProperty
Parameters
TypeNameDescription
System.Stringname

Property name.

Returns
TypeDescription
T

The property

Type Parameters
NameDescription
T

GetPropertyAsync(String, MemberLoadOption)

Gets the specified property. Returns null when the property is not found. However, if the property is not present, it can be lazy loaded.

Declaration
public Task<IProperty> GetPropertyAsync(string name, MemberLoadOption loadOption = MemberLoadOption.LazyLoading)
Parameters
TypeNameDescription
System.Stringname

Property name.

MemberLoadOptionloadOption

Enables (default) or disables lazy loading.

Returns
TypeDescription
Task<IProperty>

The property

GetPropertyAsync<T>(String, MemberLoadOption)

Gets the specified property. Returns null when the property is not found. However, if the property is not present, it can be lazy loaded.

Declaration
public Task<T> GetPropertyAsync<T>(string name, MemberLoadOption loadOption = MemberLoadOption.LazyLoading)
    where T : class, IProperty
Parameters
TypeNameDescription
System.Stringname

Property name.

MemberLoadOptionloadOption

Enables (default) or disables lazy loading.

Returns
TypeDescription
Task<T>

The property

Type Parameters
NameDescription
T

Type of the property.

GetPropertyValue(String)

Gets the value of the specified culture insensitive property. Returns null when the property is not found.

Declaration
public object GetPropertyValue(string name)
Parameters
TypeNameDescription
System.Stringname

Property name.

Returns
TypeDescription
System.Object

The property

GetPropertyValue(String, CultureInfo)

Gets the value of the specified culture sensitive property. Returns null when the property is not found.

Declaration
public object GetPropertyValue(string name, CultureInfo culture)
Parameters
TypeNameDescription
System.Stringname

Property name.

CultureInfoculture
Returns
TypeDescription
System.Object

The property

GetPropertyValue<T>(String)

Gets the value of the specified culture insensitive property and casts it to the corresponding type. Returns null when the property is not found.

Declaration
public T GetPropertyValue<T>(string name)
Parameters
TypeNameDescription
System.Stringname

Property name.

Returns
TypeDescription
T

The property

Type Parameters
NameDescription
T

GetPropertyValue<T>(String, CultureInfo)

Gets the value of the specified culture sensitive property and casts it to the corresponding type. Returns null when the property is not found.

Declaration
public T GetPropertyValue<T>(string name, CultureInfo culture)
Parameters
TypeNameDescription
System.Stringname

Property name.

CultureInfoculture
Returns
TypeDescription
T

The property

Type Parameters
NameDescription
T

GetPropertyValueAsync(String, CultureInfo, MemberLoadOption)

Declaration
public Task<object> GetPropertyValueAsync(string name, CultureInfo culture, MemberLoadOption loadOption = MemberLoadOption.LazyLoading)
Parameters
TypeNameDescription
System.Stringname
CultureInfoculture
MemberLoadOptionloadOption
Returns
TypeDescription
Task<System.Object>

GetPropertyValueAsync(String, MemberLoadOption)

Gets the value of the specified culture insensitive property and casts it to the corresponding type. If the property is not present, it can be lazy loaded.

Declaration
public Task<object> GetPropertyValueAsync(string name, MemberLoadOption loadOption = MemberLoadOption.LazyLoading)
Parameters
TypeNameDescription
System.Stringname

Property name.

MemberLoadOptionloadOption

Enables (default) or disables lazy loading.

Returns
TypeDescription
Task<System.Object>

Value of the property. If the property does not exist or is not loaded, it returns null.

GetPropertyValueAsync<T>(String, CultureInfo, MemberLoadOption)

Gets the value of the specified culture sensitive property and converts it to the corresponding type. If the property is not present, it can be lazy loaded.

Declaration
public Task<T> GetPropertyValueAsync<T>(string name, CultureInfo culture, MemberLoadOption loadOption = MemberLoadOption.LazyLoading)
Parameters
TypeNameDescription
System.Stringname

Property name.

CultureInfoculture

Culture of the value.

MemberLoadOptionloadOption

Enables (default) or disables lazy loading.

Returns
TypeDescription
Task<T>

Value of the property in specified culture. If the property does not exist or is not loaded, it returns null.

Type Parameters
NameDescription
T

Type of the value.

GetPropertyValueAsync<T>(String, MemberLoadOption)

Gets the value of the specified culture insensitive property and casts it to the corresponding type. If the property is not present, it can be lazy loaded.

Declaration
public Task<T> GetPropertyValueAsync<T>(string name, MemberLoadOption loadOption = MemberLoadOption.LazyLoading)
Parameters
TypeNameDescription
System.Stringname

Property name.

MemberLoadOptionloadOption

Enables (default) or disables lazy loading.

Returns
TypeDescription
Task<T>

Value of the property. If the property does not exist or is not loaded, it returns null.

Type Parameters
NameDescription
T

Type of the value.

GetRelation(String, Nullable<RelationRole>)

Gets a relation by name. Returns null when the relation was not found.

Declaration
public IRelation GetRelation(string name, RelationRole? role = null)
Parameters
TypeNameDescription
System.Stringname

Name of the relation.

System.Nullable<RelationRole>role
Returns
TypeDescription
IRelation

The relation

GetRelation<T>(String)

Gets a relation by name and tries to resolve the role automatically by the specified interface. Returns null when the relation was not found.

Declaration
public T GetRelation<T>(string name)
    where T : class, IRelation
Parameters
TypeNameDescription
System.Stringname

Name of the relation.

Returns
TypeDescription
T

The relation

Type Parameters
NameDescription
T

GetRelationAsync(String, Nullable<RelationRole>, MemberLoadOption)

Gets the relation from the entity. Returns null when the relation was not found. However, when the relation is not present, it can be lazy loaded.

Declaration
public Task<IRelation> GetRelationAsync(string name, RelationRole? role = null, MemberLoadOption loadOption = MemberLoadOption.LazyLoading)
Parameters
TypeNameDescription
System.Stringname

Relation name.

System.Nullable<RelationRole>role

The role of the relation.

MemberLoadOptionloadOption

Enables (default) or disables lazy loading.

Returns
TypeDescription
Task<IRelation>

The relation or null when it does not exist or is not lazy loaded.

GetRelationAsync<T>(String, MemberLoadOption)

Gets a relation by name and tries to resolve the role automatically by the specified interface. Returns null when the relation was not found. If the relation is not present, it can be lazy loaded.

Declaration
public Task<T> GetRelationAsync<T>(string name, MemberLoadOption loadOption = MemberLoadOption.LazyLoading)
    where T : class, IRelation
Parameters
TypeNameDescription
System.Stringname

Relation name.

MemberLoadOptionloadOption

Enables (default) or disables lazy loading.

Returns
TypeDescription
Task<T>

The relation or null when it does not exist or is not lazy loaded.

Type Parameters
NameDescription
T

Type of relation.

GetRendition(String)

Gets an IRendition by name.

Declaration
public abstract IRendition GetRendition(string name)
Parameters
TypeNameDescription
System.Stringname

Name of the rendition

Returns
TypeDescription
IRendition

The rendition or null when it does not exist.

LoadMembersAsync(IPropertyLoadOption, IRelationLoadOption)

Loads the specified members on the current entity. It will only load if it is actually missing members and does not overwrite existing members.

Declaration
public Task<bool> LoadMembersAsync(IPropertyLoadOption propertyLoadOption, IRelationLoadOption relationLoadOption)
Parameters
TypeNameDescription
IPropertyLoadOptionpropertyLoadOption

Properties to load.

IRelationLoadOptionrelationLoadOption

Relations to load.

Returns
TypeDescription
Task<System.Boolean>

true if new members were added on the current entity.

Remarks

Culture sensitive properties will only be loaded in the current cultures. Lazy loading is only possible on entities that are not new.

LoadPropertiesAsync(IPropertyLoadOption)

Loads the specified properties on the current entity. It will only load if it is actually missing properties and does not overwrite existing properties.

Declaration
public Task<bool> LoadPropertiesAsync(IPropertyLoadOption propertyLoadOption)
Parameters
TypeNameDescription
IPropertyLoadOptionpropertyLoadOption

Properties to load.

Returns
TypeDescription
Task<System.Boolean>

true if new properties were added on the current entity.

Remarks

Culture sensitive properties will only be loaded in the current cultures. Lazy loading is only possible on entities that are not new.

LoadRelationsAsync(IRelationLoadOption)

Loads the specified relations on the current entity. It will only load if it is actually missing relations and does not overwrite existing relations.

Declaration
public Task<bool> LoadRelationsAsync(IRelationLoadOption relationLoadOption)
Parameters
TypeNameDescription
IRelationLoadOptionrelationLoadOption

Relations to load.

Returns
TypeDescription
Task<System.Boolean>

true if new members were added on the current entity.

Remarks

Lazy loading is only possible on entities that are not new.

MarkClean()

Declaration
public void MarkClean()

SetPropertyValue(String, CultureInfo, Object)

Sets the value of specified culture sensitive property.

Declaration
public void SetPropertyValue(string name, CultureInfo culture, object value)
Parameters
TypeNameDescription
System.Stringname

Property name.

CultureInfoculture

Culture of the value

System.Objectvalue

Property value.

Exceptions
TypeCondition
PropertyNotFoundException

When the property does not exist or was not loaded.

SetPropertyValue(String, Object)

Sets the value of specified culture insensitive property.

Declaration
public void SetPropertyValue(string name, object value)
Parameters
TypeNameDescription
System.Stringname

Property name.

System.Objectvalue

Property value.

Exceptions
TypeCondition
PropertyNotFoundException

When the property does not exist or was not loaded.

StartTracking()

Starts tracking the object for changes.

Declaration
public void StartTracking()

Implements

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