2 * ========================LICENSE_START=================================
5 * Copyright (C) 2019 Nordix Foundation
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ========================LICENSE_END===================================
21 package org.oransc.policyagent.repository;
23 import java.util.Collection;
24 import java.util.Collections;
25 import java.util.HashMap;
29 import org.oransc.policyagent.exceptions.ServiceException;
31 public class Policies {
32 private Map<String, Policy> policiesId = new HashMap<>();
33 private Map<String, Map<String, Policy>> policiesRic = new HashMap<>();
34 private Map<String, Map<String, Policy>> policiesService = new HashMap<>();
35 private Map<String, Map<String, Policy>> policiesType = new HashMap<>();
37 public synchronized void put(Policy policy) {
38 policiesId.put(policy.id(), policy);
39 multiMapPut(policiesRic, policy.ric().name(), policy);
40 multiMapPut(policiesService, policy.ownerServiceName(), policy);
41 multiMapPut(policiesType, policy.type().name(), policy);
44 private void multiMapPut(Map<String, Map<String, Policy>> multiMap, String key, Policy value) {
45 multiMap.computeIfAbsent(key, k -> new HashMap<>()).put(value.id(), value);
48 private void multiMapRemove(Map<String, Map<String, Policy>> multiMap, String key, Policy value) {
49 Map<String, Policy> map = multiMap.get(key);
51 map.remove(value.id());
58 private Collection<Policy> multiMapGet(Map<String, Map<String, Policy>> multiMap, String key) {
59 Map<String, Policy> map = multiMap.get(key);
61 return Collections.emptyList();
63 return Collections.unmodifiableCollection(map.values());
66 public synchronized boolean containsPolicy(String id) {
67 return policiesId.containsKey(id);
70 public synchronized Policy get(String id) {
71 return policiesId.get(id);
74 public synchronized Policy getPolicy(String id) throws ServiceException {
75 Policy p = policiesId.get(id);
77 throw new ServiceException("Could not find policy: " + id);
82 public synchronized Collection<Policy> getAll() {
83 return Collections.unmodifiableCollection(policiesId.values());
86 public synchronized Collection<Policy> getForService(String service) {
87 return multiMapGet(policiesService, service);
90 public synchronized Collection<Policy> getForRic(String ric) {
91 return multiMapGet(policiesRic, ric);
94 public synchronized Collection<Policy> getForType(String type) {
95 return multiMapGet(policiesType, type);
98 public synchronized Policy removeId(String id) {
99 Policy p = policiesId.get(id);
106 public synchronized void remove(Policy policy) {
107 policiesId.remove(policy.id());
108 multiMapRemove(policiesRic, policy.ric().name(), policy);
109 multiMapRemove(policiesService, policy.ownerServiceName(), policy);
110 multiMapRemove(policiesType, policy.type().name(), policy);
113 public synchronized void removePoliciesForRic(String ricName) {
114 Collection<Policy> policiesForRic = getForRic(ricName);
115 for (Policy policy : policiesForRic) {
120 public synchronized int size() {
121 return policiesId.size();
124 public synchronized void clear() {
125 while (policiesId.size() > 0) {
126 Set<String> keys = policiesId.keySet();
127 removeId(keys.iterator().next());