| /* |
| * Copyright 2016-present Open Networking Foundation |
| * |
| * 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.ospf.controller.lsdb; |
| |
| import com.google.common.base.MoreObjects; |
| import org.onosproject.ospf.controller.LsaBin; |
| import org.onosproject.ospf.controller.LsaWrapper; |
| |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| /** |
| * Represents a bin, where an LSA is stored for Aging. |
| * A bin is identified by a bin number and can have one or more LSAs |
| * store in a particular bin location. |
| */ |
| public class LsaBinImpl implements LsaBin { |
| |
| private int binNumber; |
| private Map<String, LsaWrapper> listOfLsa = new ConcurrentHashMap<>(); |
| |
| /** |
| * Creates an instance of LSA bin. |
| * |
| * @param binNumber unique number of this bin |
| */ |
| public LsaBinImpl(int binNumber) { |
| this.binNumber = binNumber; |
| } |
| |
| /** |
| * Adds the LSA to this bin with the given key. |
| * |
| * @param lsaKey key of the LSA |
| * @param lsaWrapper wrapper instance to store |
| */ |
| public void addOspfLsa(String lsaKey, LsaWrapper lsaWrapper) { |
| if (!listOfLsa.containsKey(lsaKey)) { |
| listOfLsa.put(lsaKey, lsaWrapper); |
| lsaWrapper.setBinNumber(this.binNumber); |
| } |
| } |
| |
| /** |
| * Gets the LSA from the bin. |
| * |
| * @param lsaKey key to search the LSA |
| * @return LSA Wrapper instance |
| */ |
| public LsaWrapper ospfLsa(String lsaKey) { |
| |
| return listOfLsa.get(lsaKey); |
| } |
| |
| /** |
| * Removes LSA from the bin. |
| * |
| * @param lsaKey key to search LSA |
| * @param lsaWrapper wrapper object to remove |
| */ |
| public void removeOspfLsa(String lsaKey, LsaWrapper lsaWrapper) { |
| if (listOfLsa.containsKey(lsaKey)) { |
| listOfLsa.remove(lsaKey); |
| } |
| } |
| |
| /** |
| * Gets the list of LSAs in this bin as key value pair. |
| * |
| * @return list of LSAs in this bin as key value pair |
| */ |
| public Map<String, LsaWrapper> listOfLsa() { |
| return listOfLsa; |
| } |
| |
| /** |
| * Gets the bin number. |
| * |
| * @return the bin number |
| */ |
| public int binNumber() { |
| return binNumber; |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .omitNullValues() |
| .add("binNumber", binNumber) |
| .add("listOfLsa", listOfLsa) |
| .toString(); |
| } |
| } |