public Contact withConnectedToSystemTimestamp(java.util.Date connectedToSystemTimestamp) {
        setConnectedToSystemTimestamp(connectedToSystemTimestamp);
        return this;
    }
<p>
The timestamp when customer endpoint connected to Amazon Connect.
</p>

@param connectedToSystemTimestamp
       The timestamp when customer endpoint connected to Amazon Connect.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-connect/src/main/java/com/amazonaws/services/connect/model/Contact.java