public MigrationTaskSummary withUpdateDateTime(java.util.Date updateDateTime) {
        setUpdateDateTime(updateDateTime);
        return this;
    }
<p>
The timestamp when the task was gathered.
</p>

@param updateDateTime
       The timestamp when the task was gathered.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-migrationhub/src/main/java/com/amazonaws/services/migrationhub/model/MigrationTaskSummary.java