public Authentication withPasswordCount(Integer passwordCount) {
        setPasswordCount(passwordCount);
        return this;
    }
<p>
The number of passwords belonging to the user. The maximum is two.
</p>

@param passwordCount
       The number of passwords belonging to the user. The maximum is two.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-memorydb/src/main/java/com/amazonaws/services/memorydb/model/Authentication.java