com.amazonaws.services.dynamodbv2.document

Class AttributeUpdate

java.lang.Object

com.amazonaws.services.dynamodbv2.document.AttributeUpdate

public class AttributeUpdate
extends Object

Used to update an attribute. Each instance of AttributeUpdate includes the name, action and new value to be used for modifying the attribute.

Typical usages:

new AttributeUpdate("strAttr").put("attrValue");

new AttributeUpdate("intAttr").addNumeric(42);

...

See http://docs.aws.amazon.com/amazondynamodb/latest/APIReference/ API_UpdateItem.html#DDB-UpdateItem-request-AttributeUpdates

Constructor Summary

Constructors

Constructor and Description
AttributeUpdate(String attributeName) Used to update an attribute.

Method Summary

Modifier and Type	Method and Description
AttributeUpdate	addElements(Object... newElements)
AttributeUpdate	addNumeric(Number value)
AttributeUpdate	delete()
AttributeAction	getAction()
String	getAttributeName()
Set<Object>	getAttributeValues()
Object	getValue()
AttributeUpdate	put(Object attributeValue) Used to update an attribute.
AttributeUpdate	removeElements(Object... elementsToBeRemoved)

Methods inherited from class java.lang.Object

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

Constructor Detail

AttributeUpdate

public AttributeUpdate(String attributeName)

Used to update an attribute. Each instance of AttributeUpdate includes the name, action and new value to be used for modifying the attribute.

Typical usages:

new AttributeUpdate("strAttr").put("attrValue");

new AttributeUpdate("intAttr").addNumeric(42);

...

See http://docs.aws.amazon.com/amazondynamodb/latest/APIReference/ API_UpdateItem.html#DDB-UpdateItem-request-AttributeUpdates

Method Detail

put

public AttributeUpdate put(Object attributeValue)

Used to update an attribute. Each instance of AttributeUpdate includes the name, action and new value to be used for modifying the attribute.

Typical usages:

new AttributeUpdate("strAttr").put("attrValue");

new AttributeUpdate("intAttr").addNumeric(42);

...

See http://docs.aws.amazon.com/amazondynamodb/latest/APIReference/ API_UpdateItem.html#DDB-UpdateItem-request-AttributeUpdates

delete

public AttributeUpdate delete()

removeElements

public AttributeUpdate removeElements(Object... elementsToBeRemoved)

addNumeric

public AttributeUpdate addNumeric(Number value)

addElements

public AttributeUpdate addElements(Object... newElements)

getAttributeName

public String getAttributeName()

getAction

public AttributeAction getAction()

getAttributeValues

public Set<Object> getAttributeValues()

getValue

public Object getValue()