com.mongodb.client.model

类 UpdateOneModel<T>

java.lang.Object

com.mongodb.client.model.WriteModel<T>

com.mongodb.client.model.UpdateOneModel<T>

类型参数:

T - the type of document to update. In practice this doesn't actually apply to updates but is here for consistency with the other write models

public final class UpdateOneModel<T>
extends WriteModel<T>

A model describing an update to at most one document that matches the query filter. The update to apply must include only update operators.

从以下版本开始:

3.0

MongoDB documentation

Updates

Update Operators

构造器概要

构造器

构造器和说明
UpdateOneModel(Bson filter, Bson update) Construct a new instance.
UpdateOneModel(Bson filter, Bson update, UpdateOptions options) Construct a new instance.

方法概要

限定符和类型	方法和说明
Bson	getFilter() Gets the query filter.
UpdateOptions	getOptions() Gets the options to apply.
Bson	getUpdate() Gets the document specifying the updates to apply to the matching document.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

UpdateOneModel

public UpdateOneModel(Bson filter,
                      Bson update)

Construct a new instance.

参数:

filter - a document describing the query filter, which may not be null.

update - a document describing the update, which may not be null. The update to apply must include only update operators.

UpdateOneModel

public UpdateOneModel(Bson filter,
                      Bson update,
                      UpdateOptions options)

Construct a new instance.

参数:

filter - a document describing the query filter, which may not be null.

update - a document describing the update, which may not be null. The update to apply must include only update operators.

options - the options to apply

方法详细资料

getFilter

public Bson getFilter()

Gets the query filter.

返回:

the query filter

getUpdate

public Bson getUpdate()

Gets the document specifying the updates to apply to the matching document. The update to apply must include only update operators.

返回:

the document specifying the updates to apply

getOptions

public UpdateOptions getOptions()

Gets the options to apply.

返回:

the options