public void setDateImported(java.util.Date dateImported) {
        this.dateImported = dateImported;
    }
<p>
The date on which the host key was added to the server.
</p>

@param dateImported
       The date on which the host key was added to the server.
aws-java-sdk-transfer/src/main/java/com/amazonaws/services/transfer/model/DescribedHostKey.java