public void setVersion(Long version) {
        this.version = version;
    }
<p>
The version of the resource. Resources are created at version 1, and this version is incremented each time that
they're updated.
</p>

@param version
       The version of the resource. Resources are created at version 1, and this version is incremented each time
       that they're updated.
aws-java-sdk-appmesh/src/main/java/com/amazonaws/services/appmesh/model/RouteRef.java