tejeshwer degala | 3fe1ed5 | 2016-04-22 17:04:01 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.isis.controller.impl.lsdb; |
| 17 | |
| 18 | import com.google.common.base.MoreObjects; |
| 19 | import org.onosproject.isis.controller.IsisLspBin; |
| 20 | import org.onosproject.isis.controller.LspWrapper; |
| 21 | |
| 22 | import java.util.Map; |
| 23 | import java.util.concurrent.ConcurrentHashMap; |
| 24 | |
| 25 | /** |
| 26 | * Representation of LSP bin, where an LSP is stored for Aging. |
| 27 | * A bin is identified by a bin number and can have one or more LSPs |
| 28 | * store in a particular bin location |
| 29 | */ |
| 30 | public class DefaultIsisLspBin implements IsisLspBin { |
| 31 | private int binNumber; |
| 32 | private Map<String, LspWrapper> listOfLsp = new ConcurrentHashMap<>(); |
| 33 | |
| 34 | /** |
| 35 | * Creates ISIS LSP bin instance. |
| 36 | * |
| 37 | * @param binNumber bin number |
| 38 | */ |
| 39 | public DefaultIsisLspBin(int binNumber) { |
| 40 | this.binNumber = binNumber; |
| 41 | } |
| 42 | |
| 43 | /** |
| 44 | * Adds the LSP to wrapper. |
| 45 | * |
| 46 | * @param lspKey key to add the LSP |
| 47 | * @param lspWrapper LSP wrapper instance |
| 48 | */ |
| 49 | public void addIsisLsp(String lspKey, LspWrapper lspWrapper) { |
| 50 | if (!listOfLsp.containsKey(lspKey)) { |
| 51 | listOfLsp.put(lspKey, lspWrapper); |
| 52 | lspWrapper.setBinNumber(this.binNumber); |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Returns the LSP wrapper. |
| 58 | * |
| 59 | * @param lspKey LSP key |
| 60 | * @return LSP wrapper |
| 61 | */ |
| 62 | public LspWrapper isisLsp(String lspKey) { |
| 63 | return listOfLsp.get(lspKey); |
| 64 | } |
| 65 | |
| 66 | /** |
| 67 | * Removes ISIS LSP from database. |
| 68 | * |
| 69 | * @param lspKey LSP key |
| 70 | * @param lspWrapper LSP wrapper instance |
| 71 | */ |
| 72 | public void removeIsisLsp(String lspKey, LspWrapper lspWrapper) { |
| 73 | if (listOfLsp.containsKey(lspKey)) { |
| 74 | listOfLsp.remove(lspKey); |
| 75 | } |
| 76 | } |
| 77 | |
| 78 | /** |
| 79 | * Returns all LSP wrappers. |
| 80 | * |
| 81 | * @return all LSP wrappers |
| 82 | */ |
| 83 | public Map<String, LspWrapper> listOfLsp() { |
| 84 | return listOfLsp; |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * Returns the bin number. |
| 89 | * |
| 90 | * @return the bin number |
| 91 | */ |
| 92 | public int binNumber() { |
| 93 | return binNumber; |
| 94 | } |
| 95 | |
| 96 | @Override |
| 97 | public String toString() { |
| 98 | return MoreObjects.toStringHelper(getClass()) |
| 99 | .omitNullValues() |
| 100 | .add("binNumber", binNumber) |
| 101 | .add("listOfLsp", listOfLsp) |
| 102 | .toString(); |
| 103 | } |
| 104 | } |