public MutualTlsAuthenticationInput withTruststoreVersion(String truststoreVersion) {
        setTruststoreVersion(truststoreVersion);
        return this;
    }
<p>
The version of the S3 object that contains your truststore. To specify a version, you must have versioning
enabled for the S3 bucket.
</p>

@param truststoreVersion
       The version of the S3 object that contains your truststore. To specify a version, you must have versioning
       enabled for the S3 bucket.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-apigatewayv2/src/main/java/com/amazonaws/services/apigatewayv2/model/MutualTlsAuthenticationInput.java