public void setCreationDate(java.util.Date creationDate) {
        this.creationDate = creationDate;
    }
<p>
The date and time the comment was created, in timestamp format.
</p>

@param creationDate
       The date and time the comment was created, in timestamp format.
aws-java-sdk-codecommit/src/main/java/com/amazonaws/services/codecommit/model/Comment.java