com.amazonaws.services.dynamodbv2.datamodeling

Annotation Type DynamoDBAutoGeneratedTimestamp

@Retention(value=RUNTIME)
 @Target(value={FIELD,METHOD})
public @interface DynamoDBAutoGeneratedTimestamp

Annotation for auto-generating a date/timestamp.

 @DynamoDBAutoGeneratedTimestamp(strategy=DynamoDBAutoGenerateStrategy.CREATE)
 public Date getCreatedDate() { return createdDate; }
 public void setCreatedDate(Date createdDate) { this.createdDate = createdDate; }

 @DynamoDBAutoGeneratedTimestamp(strategy=DynamoDBAutoGenerateStrategy.ALWAYS)
 public Date getLastUpdatedDate() { return lastUpdatedDate; }
 public void setLastUpdatedDate(Date lastUpdatedDate) { this.lastUpdatedDate = lastUpdatedDate; }
 

Supports the standard Date type-conversions; such as Calendar, Long.

Primitives such as long are not supported since the unset (or null) state can't be detected.

Compatible with DynamoDBTypeConvertedTimestamp

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
DynamoDBAutoGenerateStrategy	strategy The auto-generation strategy; default is ALWAYS.

Element Detail

strategy

public abstract DynamoDBAutoGenerateStrategy strategy

The auto-generation strategy; default is ALWAYS.

See Also:

DynamoDBAutoGenerateStrategy

Default:

com.amazonaws.services.dynamodbv2.datamodeling.DynamoDBAutoGenerateStrategy.ALWAYS