Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

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Class handler

boost::mpi::request::handler

Synopsis

// In header: <boost/mpi/request.hpp>



class handler {
public:

  // public member functions
  virtual ~handler() = 0;
  virtual status wait() = 0;
  virtual optional< status > test() = 0;
  virtual void cancel() = 0;
  virtual bool active() const = 0;
  virtual optional< MPI_Request & > trivial() = 0;
};

Description

`handler` public member functions

```
virtual ~handler() = 0;
```
```
virtual status wait() = 0;
```
```
virtual optional< status > test() = 0;
```
```
virtual void cancel() = 0;
```
```
virtual bool active() const = 0;
```

virtual optional< MPI_Request & > trivial() = 0;