summaryrefslogtreecommitdiff
path: root/CIAO/docs/tutorials/Quoter/Simple/Broker/StockBroker_exec.cpp
blob: 556aed2a5ae6a06c0022a913bfc806e973134840 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
// $Id$
//
// ****              Code generated by the                 ****
// ****  Component Integrated ACE ORB (CIAO) CIDL Compiler ****
// CIAO has been developed by:
//       Center for Distributed Object Computing
//       Washington University
//       St. Louis, MO
//       USA
//       http://www.cs.wustl.edu/~schmidt/doc-center.html
// CIDL Compiler has been developed by:
//       Institute for Software Integrated Systems
//       Vanderbilt University
//       Nashville, TN
//       USA
//       http://www.isis.vanderbilt.edu/
//
// Information about CIAO is available at:
//    http://www.dre.vanderbilt.edu/CIAO

#include "StockBroker_exec.h"
#include "ciao/CIAO_common.h"


namespace CIDL_StockBroker_Impl
{
  //==================================================================
  // Component Executor Implementation Class:   StockBroker_exec_i
  //==================================================================

  StockBroker_exec_i::StockBroker_exec_i (void)
  {
  }

  StockBroker_exec_i::~StockBroker_exec_i (void)
  {
  }


  // Supported or inherited operations.

  void
  StockBroker_exec_i::stock_subscribe (
    const char * stock_name)
  {
    if ((ACE_OS::strcmp (stock_name, "MSFT") == 0) || 
        (ACE_OS::strcmp (stock_name, "IBM") == 0))
    {
      std::set<std::string>::iterator iter = 
        this->subscribed_stock_list_.find (stock_name);

      if (iter == this->subscribed_stock_list_.end ())
      {
        this->subscribed_stock_list_.insert (stock_name);
      }
    }
    else
    {
      throw Stock::Invalid_Stock ();
    }
  }

  void
  StockBroker_exec_i::stock_unsubscribe (
    const char * stock_name)
  {
    if ((ACE_OS::strcmp (stock_name, "MSFT") == 0) || 
        (ACE_OS::strcmp (stock_name, "IBM") == 0))
    {
      std::set<std::string>::iterator iter = 
        this->subscribed_stock_list_.find (stock_name);
      if (iter != this->subscribed_stock_list_.end ())
      {
        this->subscribed_stock_list_.erase (iter);
      }
    }
    else
    {
      throw Stock::Invalid_Stock ();
    }

  }


  void
  StockBroker_exec_i::push_notify_in (
    Stock::StockName *ev)
  {

    ACE_DEBUG ((LM_INFO,
                "Broker - Got message from Distributor\n"));

    CORBA::String_var stock_name = CORBA::string_dup (ev->name ());

    // Retrieve stock information if the stock name is in the 
    // subscribed_stock_list
    if (this->subscribed_stock_list_.find (stock_name.in ()) != 
        this->subscribed_stock_list_.end ())
    {
      Stock::StockQuoter_var quoter_obj = 
        this->context_->get_connection_read_quoter ();

      if (CORBA::is_nil (quoter_obj.in ()))
      {
        throw CORBA::BAD_PARAM ();
      }

      Stock::StockInfo_var info = 
        quoter_obj->get_stock_info (stock_name.in ());

      ACE_DEBUG ((LM_DEBUG, "Quoter - Current value of %s is %d\n",
                             stock_name.in (),
                             info->last));
    }
  }

  // Operations from Components::SessionComponent

  void
  StockBroker_exec_i::set_session_context (
    ::Components::SessionContext_ptr ctx)
  {
    this->context_ =
      ::Stock::CCM_StockBroker_Context::_narrow (ctx);

    if (CORBA::is_nil (this->context_.in ()))
    {
      throw ::CORBA::INTERNAL ();
    }
  }

  void
  StockBroker_exec_i::ciao_preactivate ()
  {
  }

  void
  StockBroker_exec_i::ciao_postactivate ()
  {
  }

  void
  StockBroker_exec_i::ccm_activate ()
  {
  }

  void
  StockBroker_exec_i::ccm_passivate ()
  {
  }

  void
  StockBroker_exec_i::ccm_remove ()
  {
  }

  //==================================================================
  // Home Executor Implementation Class:   StockBrokerHome_exec_i
  //==================================================================

  StockBrokerHome_exec_i::StockBrokerHome_exec_i (void)
  {
  }

  StockBrokerHome_exec_i::~StockBrokerHome_exec_i (void)
  {
  }

  // Supported or inherited operations.

  // Home operations.

  // Factory and finder operations.

  // Attribute operations.

  // Implicit operations.

  ::Components::EnterpriseComponent_ptr
  StockBrokerHome_exec_i::create ()
  {
    ::Components::EnterpriseComponent_ptr retval =
      ::Components::EnterpriseComponent::_nil ();

    ACE_NEW_THROW_EX (
      retval,
      StockBroker_exec_i,
      CORBA::NO_MEMORY ());

    return retval;
  }

  extern "C" STOCKBROKER_EXEC_Export ::Components::HomeExecutorBase_ptr
  create_Stock_StockBrokerHome_Impl (void)
  {
    ::Components::HomeExecutorBase_ptr retval =
      ::Components::HomeExecutorBase::_nil ();

    ACE_NEW_RETURN (
      retval,
      StockBrokerHome_exec_i,
      ::Components::HomeExecutorBase::_nil ());

    return retval;
  }
}