| /* |
| * Copyright 2015-present Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.net.device; |
| |
| /** |
| * Statistics of a port. |
| */ |
| public interface PortStatistics { |
| |
| /** |
| * Returns the port number. |
| * |
| * @return port number |
| */ |
| int port(); |
| |
| /** |
| * Returns the number of packets received. |
| * |
| * @return the number of packets received |
| */ |
| long packetsReceived(); |
| |
| /** |
| * Returns the number of packets sent. |
| * |
| * @return the number of packets sent |
| */ |
| long packetsSent(); |
| |
| /** |
| * Returns the bytes received. |
| * |
| * @return the bytes received |
| */ |
| long bytesReceived(); |
| |
| /** |
| * Returns the bytes sent. |
| * |
| * @return the bytes sent |
| */ |
| long bytesSent(); |
| |
| /** |
| * Returns the number of packets dropped by RX. |
| * |
| * @return the number of packets dropped by RX |
| */ |
| long packetsRxDropped(); |
| |
| /** |
| * Returns the number of packets dropped by TX. |
| * |
| * @return the number of packets dropped by TX |
| */ |
| long packetsTxDropped(); |
| |
| /** |
| * Returns the number of transmit errors. |
| * |
| * @return the number of transmit errors |
| */ |
| long packetsRxErrors(); |
| |
| /** |
| * Returns the number of receive errors. |
| * |
| * @return the number of receive error |
| */ |
| long packetsTxErrors(); |
| |
| /** |
| * Returns the time port has been alive in seconds. |
| * |
| * @return the time port has been alive in seconds |
| */ |
| long durationSec(); |
| |
| /** |
| * Returns the time port has been alive in nano seconds. |
| * |
| * @return the time port has been alive in nano seconds |
| */ |
| long durationNano(); |
| |
| /** |
| * Returns true if all the port stats are zero, excluding TxErrors and RxErrors. |
| * |
| * @return boolean true if all port stats are zero |
| */ |
| boolean isZero(); |
| |
| } |