1 // ANNA - Anna is Not Nothingness Anymore
3 // (c) Copyright 2005-2014 Eduardo Ramos Testillano & Francisco Ruiz Rayo
5 // http://redmine.teslayout.com/projects/anna-suite
7 // Redistribution and use in source and binary forms, with or without
8 // modification, are permitted provided that the following conditions
11 // * Redistributions of source code must retain the above copyright
12 // notice, this list of conditions and the following disclaimer.
13 // * Redistributions in binary form must reproduce the above
14 // copyright notice, this list of conditions and the following disclaimer
15 // in the documentation and/or other materials provided with the
17 // * Neither the name of the copyright holder nor the names of its
18 // contributors may be used to endorse or promote products derived from
19 // this software without specific prior written permission.
21 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 // Authors: eduardo.ramos.testillano@gmail.com
34 // cisco.tierra@gmail.com
37 #include <anna/core/tracing/TraceMethod.hpp>
38 #include <anna/core/functions.hpp>
40 #include <anna/dbms/Database.hpp>
41 #include <anna/dbms/Delivery.hpp>
42 #include <anna/dbms/Connection.hpp>
47 void dbms::Delivery::createConnections(dbms::Database& database, const char* prefixName, const char* user, const char* password, const int n)
48 throw(RuntimeException, dbms::DatabaseException) {
51 for(int i = 0; i < n; i ++) {
53 name += functions::asString("%04d", i);
54 this->add(database.createConnection(name.c_str(), user, password));
57 a_iiConnection = this->begin();
60 dbms::Connection& dbms::Delivery::getConnection()
61 throw(RuntimeException) {
62 return *(static_cast <dbms::Connection*>(comm::Delivery::apply()));
65 //--------------------------------------------------------------------------------------------------
66 // Se invoca desde la seccion critica establecida en comm::Delivery::apply.
68 // (0) Si no hay registrada ninguna conexion
69 //--------------------------------------------------------------------------------------------------
70 comm::Resource* dbms::Delivery::do_apply()
71 throw(RuntimeException) {
72 iterator maxii = end();
74 if(a_iiConnection == maxii) // (0)
77 iterator init = a_iiConnection;
78 Connection* result = NULL;
82 w = connection(a_iiConnection);
84 if(a_iiConnection == maxii)
85 a_iiConnection = begin();
87 if(w->isAvailable() == true && w->isEnabled() == true) {
91 } while(a_iiConnection != init);