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/tracing/Logger.hpp>
40 #include <anna/xml/Node.hpp>
42 #include <anna/comm/Service.hpp>
43 #include <anna/comm/Server.hpp>
48 void comm::Service::attach(comm::Server* server)
49 throw(RuntimeException) {
50 LOGMETHOD(TraceMethod tm(Logger::Local7, "comm::Service", "attach", ANNA_FILE_LOCATION));
51 comm::Delivery::add(server);
55 //----------------------------------------------------------------------------------
56 // (1) Cuando no queda ningun recurso disponible se devuelve una excepcion
57 //----------------------------------------------------------------------------------
58 comm::Server* comm::Service::send(comm::Message& message)
59 throw(RuntimeException) {
60 LOGMETHOD(TraceMethod tm(Logger::Local7, "comm::Service", "send", ANNA_FILE_LOCATION));
61 comm::Server* tryServer = NULL;
62 comm::Server* init = NULL;
66 while(stop == false) {
67 tryServer = static_cast <Server*>(Delivery::apply()); // (1)
72 else if(init == tryServer)
75 tryServer->send(message);
78 } catch(RuntimeException& ex) {
80 stop = Delivery::fault(tryServer);
85 string msg(asString());
86 msg += " | Service unavailable";
87 throw RuntimeException(msg, ANNA_FILE_LOCATION);
93 comm::Server* comm::Service::send(comm::Message* message)
94 throw(RuntimeException) {
96 throw RuntimeException("comm::Service::send | Cannot send a NULL message", ANNA_FILE_LOCATION);
98 return (send(*message));
101 int comm::Service::broadcast(comm::Message& message)
103 using namespace anna::comm;
106 for(iterator ii = begin(), maxii = end(); ii != maxii; ii ++) {
108 server(ii)->send(message);
110 } catch(RuntimeException& ex) {
116 string msg("comm::Service::broadcast | ");
118 msg += functions::asText(" | Sents number: ", result);
119 Logger::debug(msg, ANNA_FILE_LOCATION);
124 int comm::Service::broadcast(comm::Message* message)
126 if(message == NULL) {
127 Logger::write(Logger::Error, "comm::Service::broadcast | Cannot broadcast a NULL message", ANNA_FILE_LOCATION);
131 return broadcast(*message);
134 string comm::Service::asString() const
136 string result("comm::Service { ");
137 result += Delivery::asString();
138 result += " | Critical: ";
139 result += functions::asString(a_isCritical);
140 return result += " }";
143 xml::Node* comm::Service::asXML(xml::Node* parent) const
145 xml::Node* service = parent->createChild("comm.Service");
146 Delivery::asXML(service);
147 service->createAttribute("Critical", functions::asString(a_isCritical));
152 comm::Server* comm::Service::server(comm::Delivery::iterator& ii)
154 return static_cast <Server*>(Delivery::resource(ii));
158 const comm::Server* comm::Service::server(comm::Delivery::const_iterator& ii)
160 return static_cast <const Server*>(Delivery::resource(ii));