com.amazonaws.services.dynamodbv2.datamodeling

Class DynamoDBSaveExpression

java.lang.Object

com.amazonaws.services.dynamodbv2.datamodeling.DynamoDBSaveExpression

public class DynamoDBSaveExpression
extends Object

Enables adding options to a save operation. For example, you may want to save only if an attribute has a particular value.

See Also:

DynamoDBMapper.save(Object, DynamoDBSaveExpression)

Constructor Summary

Constructors

Constructor and Description
DynamoDBSaveExpression()

Method Summary

Methods

Modifier and Type	Method and Description
Map<String,ExpectedAttributeValue>	getExpected() Gets the map of attribute names to expected attribute values to check on save.
void	setExpected(Map<String,ExpectedAttributeValue> expectedAttributes) Sets the expected condition to the map of attribute names to expected attribute values given.

Methods inherited from class java.lang.Object

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

Constructor Detail

DynamoDBSaveExpression

public DynamoDBSaveExpression()

Method Detail

setExpected

public void setExpected(Map<String,ExpectedAttributeValue> expectedAttributes)

Sets the expected condition to the map of attribute names to expected attribute values given.

Parameters:

expectedAttributes - The map of attribute names to expected attribute value conditions to check on save

getExpected

public Map<String,ExpectedAttributeValue> getExpected()

Gets the map of attribute names to expected attribute values to check on save.

Returns:

The map of attribute names to expected attribute value conditions to check on save