@Override
        public boolean equals(Object obj) {
            if (this == obj) {
                return true;
            }
            if (!(obj instanceof PortWrapper)) {
                return false;
            }
            final PortWrapper that = (PortWrapper) obj;
            return enabled == that.enabled && port == that.port;
        }
Returns the port number.

@return The port number.
eureka/src/main/java/com/linecorp/armeria/common/eureka/InstanceInfo.java