OnixS C++ CBOE CFE Binary Order Entry (BOE) Handler  1.12.0
API documentation
WarningListener.h
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19 
20 #pragma once
21 
22 #include <string>
23 
25 
26 namespace OnixS {
27 namespace CboeCFE {
28 namespace Trading {
29 namespace BOE {
30 
31 /// Defines an interface through which the Handler notifies subscribers
32 /// about warnings occurred while processing messages.
34 {
35 public:
36  /// Implement this member to get notified about warnings.
37  /// @param description supplies notes on occurred error.
38  virtual void onWarning (const std::string& description) = 0;
39 
40 protected:
41  /// Class provides an interface for handling trading system events.
42  /// It doesn't provide an interface for instance deletion. However,
43  /// since C++ doesn't have pure interface concept, destructor will be
44  /// generated anyway. We can only control proper use of it. For this
45  /// reason we hide from public use and make it available for descendants.
46  virtual ~WarningListener() {}
47 };
48 }
49 }
50 }
51 }
virtual void onWarning(const std::string &description)=0