Package software.amazon.awssdk.enhanced.dynamodb.model

Class TransactUpdateItemEnhancedRequest<T>

java.lang.Object

software.amazon.awssdk.enhanced.dynamodb.model.TransactUpdateItemEnhancedRequest<T>

Type Parameters:

T - The type of the modelled object.

@ThreadSafe
public class TransactUpdateItemEnhancedRequest<T>
extends Object

Defines parameters used to update an item to a DynamoDb table using the DynamoDbEnhancedClient.transactWriteItems(TransactWriteItemsEnhancedRequest) or DynamoDbEnhancedAsyncClient.transactWriteItems(TransactWriteItemsEnhancedRequest) operation.

A valid request object must contain the item that should be written to the table.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	TransactUpdateItemEnhancedRequest.Builder<T>	A builder that is used to create a request with the desired parameters.

Method Summary

Modifier and Type	Method	Description
static <T> TransactUpdateItemEnhancedRequest.Builder<T>	builder(Class<? extends T> itemClass)	Creates a newly initialized builder for the request object.
Expression	conditionExpression()	Returns the condition Expression set on this request object, or null if it doesn't exist.
boolean	equals(Object o)
int	hashCode()
Boolean	ignoreNulls()	Returns if the update operation should ignore attributes with null values, or false if it has not been set.
T	item()	Returns the item for this update operation request.
ReturnValuesOnConditionCheckFailure	returnValuesOnConditionCheckFailure()	Returns what values to return if the condition check fails.
String	returnValuesOnConditionCheckFailureAsString()	Returns what values to return if the condition check fails.
TransactUpdateItemEnhancedRequest.Builder<T>	toBuilder()	Returns a builder initialized with all existing values on the request object.

Methods inherited from class java.lang.Object

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

Method Detail

builder

public static <T> TransactUpdateItemEnhancedRequest.Builder<T> builder(Class<? extends T> itemClass)

Creates a newly initialized builder for the request object.

Type Parameters:

T - The type of the modelled object, corresponding to itemClass

Parameters:

itemClass - the class that items in this table map to

Returns:

a UpdateItemEnhancedRequest builder

toBuilder

public TransactUpdateItemEnhancedRequest.Builder<T> toBuilder()

Returns a builder initialized with all existing values on the request object.

item

public T item()

Returns the item for this update operation request.

ignoreNulls

public Boolean ignoreNulls()

Returns if the update operation should ignore attributes with null values, or false if it has not been set.

conditionExpression

public Expression conditionExpression()

Returns the condition Expression set on this request object, or null if it doesn't exist.

returnValuesOnConditionCheckFailure

public ReturnValuesOnConditionCheckFailure returnValuesOnConditionCheckFailure()

Returns what values to return if the condition check fails.

If the service returns an enum value that is not available in the current SDK version, returnValuesOnConditionCheckFailure will return ReturnValuesOnConditionCheckFailure.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from returnValuesOnConditionCheckFailureAsString().

Returns:

What values to return on condition check failure.

returnValuesOnConditionCheckFailureAsString

public String returnValuesOnConditionCheckFailureAsString()

Returns what values to return if the condition check fails.

If the service returns an enum value that is not available in the current SDK version, returnValuesOnConditionCheckFailure will return ReturnValuesOnConditionCheckFailure.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from returnValuesOnConditionCheckFailureAsString().

Returns:

What values to return on condition check failure.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object