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Class EntitySet<T>

Type parameters

  • T: Object

Hierarchy

  • EntitySet

Index

Constructors

Properties

Accessors

Methods

Constructors

constructor

Properties

Private ctx

ctx: EntityContext

Private entityMetadata

entityMetadata: object

Type declaration

  • type: object
    • constructor: function
      • new __type(): T

Private otherNavigators

otherNavigators: string[]

Private ownNavigatorRequests

ownNavigatorRequests: Record<string, function>

Private set

set: Set<EntityTrace<T>>

Accessors

size

  • get size(): number

Methods

add

  • add(...entities: (undefined | T)[]): this

  • Parameters

    • Rest ...entities: (undefined | T)[]

    Returns this

attach

  • attach(...entities: (undefined | T)[]): this

  • Parameters

    • Rest ...entities: (undefined | T)[]

    Returns this

Private attachDataToEntitySet

  • attachDataToEntitySet(originData: T): T | null

clean

  • clean(): this

Private cleanNavigators

  • cleanNavigators(): this

Private cleanSet

  • cleanSet(): this

detach

  • detach(...entities: (undefined | T)[]): this

  • Parameters

    • Rest ...entities: (undefined | T)[]

    Returns this

entry

  • entry(originData: __type): T

filter

  • filter(fn: function): T[]

  • Parameters

    • fn: function
        • (n: T): boolean

        • Parameters

          • n: T

          Returns boolean

    Returns T[]

find

  • find(...primaryKeys: any[]): T | undefined

  • 通过传入的主键在数据集中查询实体实例, 参数的顺序为实体模型中被注解为 @primary() 的字段的顺序

    example
    class Foo {
  @primary()
  id: number = 0
  @primary()
  version: number = 0
}

ctx.foo.find(1, 2)
// 参数 1 作为id, 参数 2 作为version

    Parameters

    • Rest ...primaryKeys: any[]

      主键字段

    Returns T | undefined

Private getRelatedEntitySet

  • getRelatedEntitySet(navigatorName: string): EntitySet<any>

include

  • include(navigatorName: string): this

load

  • load(...args: any[]): Promise<T>

loadAll

  • loadAll(...args: any[]): Promise<T[]>

  • Parameters

    • Rest ...args: any[]

    Returns Promise<T[]>

Private onPropertyChanged

rawFetch

  • rawFetch(request: function): Promise<T[]>

  • Parameters

    • request: function
        • (): Promise<T[]>

        • Returns Promise<T[]>

    Returns Promise<T[]>

remove

  • remove(...entities: (undefined | T)[]): this

  • Parameters

    • Rest ...entities: (undefined | T)[]

    Returns this

Private synchronizeAddedState

  • synchronizeAddedState(item: EntityTrace<T>): Promise<any>

Private synchronizeDeletedState

  • synchronizeDeletedState(item: EntityTrace<T>): Promise<any>

Private synchronizeModifiedState

  • synchronizeModifiedState(item: EntityTrace<T>): Promise<any>

synchronizeState

  • synchronizeState(): Promise<any>[]

toList

  • toList(): T[]

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