src_client/DeviceManagerController.cc

   1 /*
   2  * DeviceManagerController.cc
   3  *
   4  *  Created on: Mar 7, 2011
   5  *      Author: lamikr
   6  */
   7 #include <sstream>
   8
   9 #include <plp/log.h>
  10 #include <plp/retval.h>
  11 #include <plp/bus/BusClient.hh>
  12 #include <plp/bus/BusMessage.hh>
  13
  14 #include "DeviceManagerController.hh"
  15 #include "../src/plp/devicebus/DeviceBusMessageId.hh"
  16
  17 using namespace std;
  18 using namespace plp;
  19 using namespace plpbus;
  20 using namespace plpdevicebus;
  21
  22 DeviceManagerController::DeviceManagerController() {
  23         int     err_flg;
  24         string  server_name;
  25
  26         server_name     = W1_SERVER_NAME;
  27         _dev_man        = NULL;
  28         _lstnr          = NULL;
  29         try {
  30                 _bus_client     = new BusClient();
  31                 err_flg         = _bus_client->init(server_name.c_str());
  32                 if (err_flg == 0) {
  33                         _dev_man        = new DeviceManagerClient();
  34                         _lstnr          = new ClientListenerImpl(_dev_man);
  35                         err_flg         = _bus_client->add_client_listener(_lstnr);
  36                 }
  37         }
  38         catch(...) {
  39                 log_error("Exception catched\n");
  40                 _dev_man        = NULL;
  41                 _lstnr          = NULL;
  42         }
  43 }
  44
  45 DeviceManagerController::~DeviceManagerController() {
  46         if (_dev_man != NULL) {
  47                 delete(_dev_man);
  48         }
  49         if (_bus_client != NULL) {
  50                 delete(_bus_client);
  51         }
  52         if (_lstnr != NULL) {
  53                 delete(_lstnr);
  54         }
  55 }
  56
  57 const std::list<plp::Device *> *DeviceManagerController::get_device_list(int *err_flg) {
  58         const list<Device *>    *ret_val;
  59
  60         ret_val         = NULL;
  61         *err_flg        = PLP_ERR;
  62         try {
  63                 if (_dev_man != NULL) {
  64                         ret_val = _dev_man->get_device_list(_bus_client, err_flg);
  65                 }
  66                 else {
  67                         ret_val = new list<Device *>;
  68                 }
  69         }
  70         catch(...) {
  71                 log_error("Could not get a device list\n");
  72                 *err_flg        = PLP_ERR;
  73         }
  74         return ret_val;
  75 }
  76
  77
  78 Data *DeviceManagerController::get_latest_data(string device_id_param,
  79                                                 int *err_flg) {
  80         Data            *ret_val;
  81
  82         ret_val         = NULL;
  83         *err_flg        = PLP_ERR;
  84         try {
  85                 if (_dev_man != NULL) {
  86                         ret_val = _dev_man->get_latest_data(_bus_client,
  87                                                         device_id_param,
  88                                                         err_flg);
  89                 }
  90         }
  91         catch(...) {
  92                 log_error("Could not get latest data\n");
  93                 *err_flg        = PLP_ERR;
  94         }
  95         return ret_val;
  96 }