@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getTunnelId() != null)
            sb.append("TunnelId: ").append(getTunnelId()).append(",");
        if (getTunnelArn() != null)
            sb.append("TunnelArn: ").append(getTunnelArn()).append(",");
        if (getStatus() != null)
            sb.append("Status: ").append(getStatus()).append(",");
        if (getSourceConnectionState() != null)
            sb.append("SourceConnectionState: ").append(getSourceConnectionState()).append(",");
        if (getDestinationConnectionState() != null)
            sb.append("DestinationConnectionState: ").append(getDestinationConnectionState()).append(",");
        if (getDescription() != null)
            sb.append("Description: ").append(getDescription()).append(",");
        if (getDestinationConfig() != null)
            sb.append("DestinationConfig: ").append(getDestinationConfig()).append(",");
        if (getTimeoutConfig() != null)
            sb.append("TimeoutConfig: ").append(getTimeoutConfig()).append(",");
        if (getTags() != null)
            sb.append("Tags: ").append(getTags()).append(",");
        if (getCreatedAt() != null)
            sb.append("CreatedAt: ").append(getCreatedAt()).append(",");
        if (getLastUpdatedAt() != null)
            sb.append("LastUpdatedAt: ").append(getLastUpdatedAt());
        sb.append("}");
        return sb.toString();
    }
Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be
redacted from this string using a placeholder value.

@return A string representation of this object.

@see java.lang.Object#toString()
aws-java-sdk-iotsecuretunneling/src/main/java/com/amazonaws/services/iotsecuretunneling/model/Tunnel.java