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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#ifndef CEPH_LIBRBD_DEEP_COPY_HANDLER_H
#define CEPH_LIBRBD_DEEP_COPY_HANDLER_H
#include "include/int_types.h"
#include "include/rbd/librbd.hpp"
namespace librbd {
namespace deep_copy {
struct Handler {
virtual ~Handler() {}
virtual void handle_read(uint64_t bytes_read) = 0;
virtual int update_progress(uint64_t object_number,
uint64_t object_count) = 0;
};
struct NoOpHandler : public Handler {
void handle_read(uint64_t bytes_read) override {
}
int update_progress(uint64_t object_number,
uint64_t object_count) override {
return 0;
}
};
class ProgressHandler : public NoOpHandler {
public:
ProgressHandler(ProgressContext* progress_ctx)
: m_progress_ctx(progress_ctx) {
}
int update_progress(uint64_t object_number,
uint64_t object_count) override {
return m_progress_ctx->update_progress(object_number, object_count);
}
private:
librbd::ProgressContext* m_progress_ctx;
};
} // namespace deep_copy
} // namespace librbd
#endif // CEPH_LIBRBD_DEEP_COPY_HANDLER_H
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