software.amazon.awssdk.enhanced.dynamodb.model

Class UpdateItemEnhancedRequest.Builder<T>

java.lang.Object

software.amazon.awssdk.enhanced.dynamodb.model.UpdateItemEnhancedRequest.Builder<T>

Enclosing class:

UpdateItemEnhancedRequest<T>

public static final class UpdateItemEnhancedRequest.Builder<T>
extends Object

A builder that is used to create a request with the desired parameters.

Note: A valid request builder must define an item.

Method Summary

Modifier and Type	Method and Description
UpdateItemEnhancedRequest<T>	build()
UpdateItemEnhancedRequest.Builder<T>	conditionExpression(Expression conditionExpression) Defines a logical expression on an item's attribute values which, if evaluating to true, will allow the update operation to succeed.
UpdateItemEnhancedRequest.Builder<T>	ignoreNulls(Boolean ignoreNulls) Sets if the update operation should ignore attributes with null values.
UpdateItemEnhancedRequest.Builder<T>	item(T item) Sets the item to write to DynamoDb.

Methods inherited from class java.lang.Object

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

Method Detail

ignoreNulls

public UpdateItemEnhancedRequest.Builder<T> ignoreNulls(Boolean ignoreNulls)

Sets if the update operation should ignore attributes with null values. By default, the value is false.

If set to true, any null values in the Java object will be ignored and not be updated on the persisted record. This is commonly referred to as a 'partial update'. If set to false, null values in the Java object will cause those attributes to be removed from the persisted record on update.

Parameters:

ignoreNulls - the boolean value

Returns:

a builder of this type

conditionExpression

public UpdateItemEnhancedRequest.Builder<T> conditionExpression(Expression conditionExpression)

Defines a logical expression on an item's attribute values which, if evaluating to true, will allow the update operation to succeed. If evaluating to false, the operation will not succeed.

See Expression for condition syntax and examples.

Parameters:

conditionExpression - a condition written as an Expression

Returns:

a builder of this type

item

public UpdateItemEnhancedRequest.Builder<T> item(T item)

Sets the item to write to DynamoDb. Required.

Parameters:

item - the item to write

Returns:

a builder of this type

build

public UpdateItemEnhancedRequest<T> build()