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This commit is contained in:
Bassem Girgis
2018-10-18 00:40:34 -05:00
parent fffe4528da
commit 31c32e368a
149 changed files with 5974 additions and 6287 deletions
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107
source/listing_c.8.cpp
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@@ -1,73 +1,42 @@
class bank_machine
{
messaging::receiver incoming;
unsigned balance;
class bank_machine {
messaging::receiver incoming;
unsigned balance;
public:
bank_machine():
balance(199)
{}
void done()
{
get_sender().send(messaging::close_queue());
bank_machine() : balance(199) {}
void done() { get_sender().send(messaging::close_queue()); }
void run()
{
try {
for (;;) {
incoming.wait()
.handle<verify_pin>([&](verify_pin const& msg) {
if (msg.pin == "1937") {
msg.atm_queue.send(pin_verified());
}
else {
msg.atm_queue.send(pin_incorrect());
}
})
.handle<withdraw>([&](withdraw const& msg) {
if (balance >= msg.amount) {
msg.atm_queue.send(withdraw_ok());
balance -= msg.amount;
}
else {
msg.atm_queue.send(withdraw_denied());
}
})
.handle<get_balance>([&](get_balance const& msg) {
msg.atm_queue.send(::balance(balance));
})
.handle<withdrawal_processed>(
[&](withdrawal_processed const& msg) {})
.handle<cancel_withdrawal>([&](cancel_withdrawal const& msg) {});
}
}
void run()
{
try
{
for(;;)
{
incoming.wait()
.handle<verify_pin>(
[&](verify_pin const& msg)
{
if(msg.pin=="1937")
{
msg.atm_queue.send(pin_verified());
}
else
{
msg.atm_queue.send(pin_incorrect());
}
}
)
.handle<withdraw>(
[&](withdraw const& msg)
{
if(balance>=msg.amount)
{
msg.atm_queue.send(withdraw_ok());
balance-=msg.amount;
}
else
{
msg.atm_queue.send(withdraw_denied());
}
}
)
.handle<get_balance>(
[&](get_balance const& msg)
{
msg.atm_queue.send(::balance(balance));
}
)
.handle<withdrawal_processed>(
[&](withdrawal_processed const& msg)
{
}
)
.handle<cancel_withdrawal>(
[&](cancel_withdrawal const& msg)
{
}
);
}
}
catch(messaging::close_queue const&)
{
}
}
messaging::sender get_sender()
{
return incoming;
catch (messaging::close_queue const&) {
}
}
messaging::sender get_sender() { return incoming; }
};