public String getTunnelId() {
        return this.tunnelId;
    }
<p>
The unique alpha-numeric identifier for the tunnel.
</p>

@return The unique alpha-numeric identifier for the tunnel.
aws-java-sdk-iotsecuretunneling/src/main/java/com/amazonaws/services/iotsecuretunneling/model/TunnelSummary.java