搞定车商代码缓存！

code/cpp/car_dealer_util/source/Data/Datastructure/CarDealer/CarDealerMap.cpp

@@ -50,6 +50,7 @@ void initCarDealerMap()
 		string errorMessage = "ocilib初始化失败！";
 	}
 
+	//连接
 	try
 	{
 		pConnection = OCI_ConnectionCreate( tnsName.c_str(),
@@ -60,8 +61,45 @@ void initCarDealerMap()
 	catch ( runtime_error & error )
 	{
 		//连接数据库失败
+		string errorMessage = "连接数据库失败！";
+
+		errorMessage.append(error.what());
 
 		OCI_Cleanup();
+
+		throw runtime_error(errorMessage.c_str());
+	}
+
+	//查询
+	try
+	{
+		pStatement = OCI_StatementCreate( pConnection );
+
+		OCI_ExecuteStmt( pStatement, sql.c_str() );
+
+		pResult       = OCI_GetResultset( pStatement );
+		pCarDealerMap = new unordered_map<string, CarDealer>;
+
+		while ( OCI_FetchNext( pResult ) == true )
+		{
+			string  carDealerCodeIndex = OCI_GetString( pResult, 1 );
+			QString carDealerCode      = QString::fromLocal8Bit( OCI_GetString( pResult, 1 ) );
+			QString carDealerName      = QString::fromLocal8Bit( OCI_GetString( pResult, 2 ) );
+
+			CarDealer dealer( carDealerCode, carDealerName );
+
+			pCarDealerMap->insert( pair<string, CarDealer>( carDealerCodeIndex, dealer ) );
+		}
+	}
+	catch ( runtime_error & error )
+	{
+		string errorMessage = "执行查询失败！";
+
+		errorMessage.append(error.what());
+
+		OCI_Cleanup();
+
+		throw runtime_error(errorMessage.c_str());
 	}
 
 	OCI_Cleanup();