2 ==================================================================================
3 Copyright (c) 2019-2020 AT&T Intellectual Property.
5 Licensed under the Apache License, Version 2.0 (the "License");
6 you may not use this file except in compliance with the License.
7 You may obtain a copy of the License at
9 http://www.apache.org/licenses/LICENSE-2.0
11 Unless required by applicable law or agreed to in writing, software
12 distributed under the License is distributed on an "AS IS" BASIS,
13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 See the License for the specific language governing permissions and
15 limitations under the License.
16 ==================================================================================
21 * Author: Ashwin Shridharan, Shraboni Jana
23 #include "subs_mgmt.hpp"
27 SubscriptionHandler::SubscriptionHandler(unsigned int timeout_seconds):_time_out(std::chrono::seconds(timeout_seconds)){
28 _data_lock = std::make_unique<std::mutex>();
29 _cv = std::make_unique<std::condition_variable>();
32 void SubscriptionHandler::clear(void){
34 std::lock_guard<std::mutex> lock(*(_data_lock).get());
41 bool SubscriptionHandler::add_request_entry(transaction_identifier id, transaction_status status){
43 // add entry in hash table if it does not exist
44 auto search = status_table.find(id);
45 if(search != status_table.end()){
49 status_table[id] = status;
56 bool SubscriptionHandler::delete_request_entry(transaction_identifier id){
58 auto search = status_table.find(id);
60 if (!trans_table.empty()) {
61 auto search2 = trans_table.find(id);
62 if(search2 !=trans_table.end()){
63 trans_table.erase(search2);
67 if (search != status_table.end()){
68 status_table.erase(search);
69 mdclog_write(MDCLOG_INFO,"Entry for Transaction ID deleted: %d",id);
72 mdclog_write(MDCLOG_INFO,"Entry not found in SubscriptionHandler for Transaction ID: %d",id);
78 bool SubscriptionHandler::set_request_status(transaction_identifier id, transaction_status status){
80 // change status of a request only if it exists.
81 for(auto &it:status_table){
82 if(strcmp(it.first.c_str(), id.c_str())==0) {
92 int SubscriptionHandler::get_request_status(transaction_identifier id){
94 for(auto it:status_table){
95 if(strcmp(it.first.c_str(), id.c_str())==0) {
106 bool SubscriptionHandler::is_request_entry(transaction_identifier id){
107 for(auto it:status_table){
108 if(strcmp(it.first.c_str(), id.c_str())==0) {
118 // Handles subscription responses
119 void SubscriptionHandler::manage_subscription_response(int message_type, transaction_identifier id){
120 // Make This Thread sleep for 1 Second
121 std::this_thread::sleep_for(std::chrono::milliseconds(1000));
123 std::unique_lock<std::mutex> _local_lock(*(_data_lock.get()));
124 mdclog_write(MDCLOG_INFO,"Subscription Handler: Status for me id %s WAS: %d",id.c_str(),this->get_request_status(id));
126 //from the message type we can know if its a success/failure etc.
127 if(message_type==RIC_SUB_RESP)
128 this->set_request_status(id, request_success);
130 if(message_type==RIC_SUB_FAILURE)
131 this->set_request_status(id,request_failed);
133 mdclog_write(MDCLOG_INFO,"Subscription Handler: Status for me id %s IS: %d",id.c_str(),this->get_request_status(id));
135 //this->print_subscription_status();
137 //_cv.get()->notify_all();