src/FIo_ChannelService.cpp

   1 //
   2 // Open Service Platform
   3 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
   4 //
   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
   8 //
   9 //     http://www.apache.org/licenses/LICENSE-2.0
  10 //
  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 //
  17
  18 /**
  19  * @file        FIo_ChannelService.cpp
  20  * @brief       This is the implementation file for the _ChannelService class.
  21  *
  22  */
  23
  24 #include <unique_ptr.h>
  25
  26 #include <FBaseStringComparer.h>
  27 #include <FBaseSysLog.h>
  28 #include <FBase_StringConverter.h>
  29 #include <FBaseRt_EventDispatcher.h>
  30 #include "FIo_ChannelService.h"
  31 #include "FIo_ChannelMessages.h"
  32 #include "FIo_IChannelServiceStub.h"
  33 #include "FIo_ChannelCAppStub.h"
  34
  35 using namespace std;
  36 using namespace Tizen::Base;
  37 using namespace Tizen::Base::Collection;
  38 using namespace Tizen::Base::Runtime;
  39 using namespace Tizen::Io;
  40
  41
  42 namespace Tizen { namespace Io
  43 {
  44
  45 _ChannelService::_ChannelService(void)
  46         : __pIChannelServiceStub(null)
  47 {
  48
  49 }
  50
  51 _ChannelService::~_ChannelService(void)
  52 {
  53
  54 }
  55
  56 result
  57 _ChannelService::Construct(_IChannelServiceStub& stub)
  58 {
  59         static _StringHashProvider hashProvider;
  60         static _StringComparer stringComparer;
  61         result r = E_SUCCESS;
  62
  63         __channels.Construct(0, 0, hashProvider, stringComparer);
  64
  65         __pIChannelServiceStub = &stub;
  66
  67         __pIChannelServiceStub->SetChannelService(*this);
  68
  69         // Create a CAppStub
  70         unique_ptr<_ChannelCAppStub> pCStub(new (std::nothrow) _ChannelCAppStub());
  71         SysTryReturnResult(NID_IO, pCStub != null, E_OUT_OF_MEMORY, "The memory is insufficient.");
  72
  73         r = pCStub->Construct();
  74         SysTryReturnResult(NID_IO, r == E_SUCCESS, E_SYSTEM, "Failed to create a CAppStub.");
  75
  76         pCStub->SetChannelService(*this);
  77
  78         pCStub.release();
  79
  80         return E_SUCCESS;
  81 }
  82
  83 result
  84 _ChannelService::RegisterChannel(const String& channelId, const _IChannelServiceEventListener& listener)
  85 {
  86         return E_SUCCESS;
  87 }
  88
  89 result
  90 _ChannelService::RegisterChannel(const String& channelId, int clientId, unsigned int type)
  91 {
  92         result r = E_SUCCESS;
  93         _ChannelInfo* pChannelInfo = null;
  94
  95         SysLog(NID_IO, "Register a channel : %ls.", channelId.GetPointer());
  96
  97         r = __channels.GetValue(channelId, pChannelInfo);
  98         SysTryReturnResult(NID_IO, pChannelInfo == null, E_SYSTEM,  "Channel has already been registered.");
  99
 100         pChannelInfo = new (std::nothrow) _ChannelInfo;
 101         SysTryReturnResult(NID_IO, pChannelInfo != null, E_OUT_OF_MEMORY, "The memory is insufficient.");
 102
 103         pChannelInfo->channelId = channelId;
 104         pChannelInfo->clientId = clientId;
 105         pChannelInfo->type = type;
 106         pChannelInfo->pGIOChannel = null;
 107
 108         __channels.Add(channelId, pChannelInfo);
 109
 110         return E_SUCCESS;
 111 }
 112
 113 result
 114 _ChannelService::RegisterChannel(const String& channelId, int clientId, void* pGIOChannel)
 115 {
 116         result r = E_SUCCESS;
 117         _ChannelInfo* pChannelInfo = null;
 118
 119         SysLog(NID_IO, "Register a channel : [%ls]", channelId.GetPointer());
 120
 121         r = __channels.GetValue(channelId, pChannelInfo);
 122         SysTryReturnResult(NID_IO, pChannelInfo == null, E_SYSTEM, "Channel has already been registered.");
 123
 124         pChannelInfo = new (std::nothrow) _ChannelInfo;
 125         SysTryReturnResult(NID_IO, pChannelInfo != null, E_OUT_OF_MEMORY, "The memory is insufficient.");
 126
 127         pChannelInfo->channelId = channelId;
 128         pChannelInfo->clientId = clientId;
 129         pChannelInfo->type = CAPP_CHANNEL;
 130         pChannelInfo->pGIOChannel = pGIOChannel;
 131
 132         __channels.Add(channelId, pChannelInfo);
 133
 134         return E_SUCCESS;
 135 }
 136
 137 result
 138 _ChannelService::UnregisterChannel(const String& channelId)
 139 {
 140         return E_SUCCESS;
 141 }
 142
 143 result
 144 _ChannelService::UnregisterChannel(int clientId)
 145 {
 146         SysLog(NID_IO, "Unregister - clientId =  %d", clientId);
 147
 148         result r = E_OBJ_NOT_FOUND;
 149
 150         String key;
 151         _ChannelInfo* pValue = null;
 152         IListT<String>* pKeys = __channels.GetKeysN();
 153         SysTryReturnResult(NID_IO, pKeys != null, E_OUT_OF_MEMORY, "The memory is insufficient.");
 154
 155         int count = __channels.GetCount();
 156
 157         for (int i = 0; i < count; i++)
 158         {
 159                 pKeys->GetAt(i, key);
 160                 __channels.GetValue(key, pValue);
 161                 if (pValue != null && pValue->clientId == clientId)
 162                 {
 163                         SysLog(NID_IO, "Unregister - ChannelId = %ls", key.GetPointer());
 164                         __channels.Remove(key);
 165                         delete pValue;
 166
 167                         r = E_SUCCESS;
 168                 }
 169         }
 170
 171         delete pKeys;
 172
 173         return r;
 174 }
 175
 176 result
 177 _ChannelService::SendRequest(const String& src,
 178                                                          const String& dest,
 179                                                          const ArrayList& args,
 180                                                          int requestId)
 181 {
 182         SysLog(NID_IO, "[%ls] ---> [%ls], Request ID = %d", src.GetPointer(), dest.GetPointer(), requestId);
 183
 184         _ChannelInfo* pChannelInfo = null;
 185
 186         __channels.GetValue(dest, pChannelInfo);
 187         SysTryReturnResult(NID_IO, pChannelInfo != null, E_OBJ_NOT_FOUND,
 188                                 "Destination channel is not found.");
 189
 190         result r = __pIChannelServiceStub->SendRequest(pChannelInfo->clientId, src, dest, args, requestId);
 191         SysTryReturnResult(NID_IO, r == E_SUCCESS, E_SYSTEM, "Failed to send the request data.");
 192
 193         return E_SUCCESS;
 194 }
 195
 196 result
 197 _ChannelService::SendNullRequest(const String& src,
 198                                                          const String& dest,
 199                                                          int requestId)
 200 {
 201         SysLog(NID_IO, "[%ls] ---> [%ls], Request ID = %d", src.GetPointer(), dest.GetPointer(), requestId);
 202
 203         _ChannelInfo* pChannelInfo = null;
 204
 205         __channels.GetValue(dest, pChannelInfo);
 206         SysTryReturnResult(NID_IO, pChannelInfo != null, E_OBJ_NOT_FOUND,
 207                                 "Destination channel is not found.");
 208
 209         __pIChannelServiceStub->SendNullRequest(pChannelInfo->clientId, src, dest, requestId);
 210
 211         return E_SUCCESS;
 212 }
 213
 214 result
 215 _ChannelService::SendResponse(const String& src,
 216                                                           const String& dest,
 217                                                           const ArrayList& args,
 218                                                           int requestId)
 219 {
 220         SysLog(NID_IO, "[%ls] ---> [%ls], Request ID = %d", src.GetPointer(), dest.GetPointer(), requestId);
 221
 222         _ChannelInfo* pChannelInfo = null;
 223
 224         __channels.GetValue(dest, pChannelInfo);
 225         SysTryReturnResult(NID_IO, pChannelInfo != null, E_OBJ_NOT_FOUND,
 226                                 "Destination channel not found.");
 227
 228         // Channel for CApp
 229         if (pChannelInfo->type == CAPP_CHANNEL)
 230         {
 231                 bool ret = _ChannelCAppStub::SendResponse(requestId, pChannelInfo->pGIOChannel, args);
 232                 SysTryReturnResult(NID_IO, ret, E_SYSTEM, "Failed to send the data to a CApp.");
 233         }
 234         // Channel for OspApp
 235         else
 236         {
 237                 result r = __pIChannelServiceStub->SendResponse(pChannelInfo->clientId, src, dest, args, requestId);
 238                 SysTryReturnResult(NID_IO, r == E_SUCCESS, E_SYSTEM, "Failed to send the response data");
 239         }
 240
 241         return E_SUCCESS;
 242 }
 243
 244 result
 245 _ChannelService::SendNullResponse(const String& src,
 246                                                           const String& dest,
 247                                                           int requestId)
 248 {
 249         SysLog(NID_IO, "[%ls] ---> [%ls], Request ID = %d", src.GetPointer(), dest.GetPointer(), requestId);
 250
 251         _ChannelInfo* pChannelInfo = null;
 252
 253         __channels.GetValue(dest, pChannelInfo);
 254         SysTryReturnResult(NID_IO, pChannelInfo != null, E_OBJ_NOT_FOUND,
 255                                 "Destination channel not found.");
 256
 257         __pIChannelServiceStub->SendNullResponse(pChannelInfo->clientId, src, dest, requestId);
 258
 259         return E_SUCCESS;
 260 }
 261
 262 bool
 263 _ChannelService::IsChannelRegistered(const String& channelId)
 264 {
 265         bool out = false;
 266
 267         __channels.ContainsKey(channelId, out);
 268
 269         return out;
 270 }
 271
 272 }}