public UpdateCACertificateParams withAction(String action) {
        setAction(action);
        return this;
    }
<p>
The action that you want to apply to the CA certificate. The only supported value is <code>DEACTIVATE</code>.
</p>

@param action
       The action that you want to apply to the CA certificate. The only supported value is
       <code>DEACTIVATE</code>.
@return Returns a reference to this object so that method calls can be chained together.
@see CACertificateUpdateAction
aws-java-sdk-iot/src/main/java/com/amazonaws/services/iot/model/UpdateCACertificateParams.java