server_app.h

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#ifndef GRAPHSCOPE_SERVER_APP_H_
#define GRAPHSCOPE_SERVER_APP_H_
 
#include "flex/engines/graph_db/app/app_base.h"
#include "flex/engines/graph_db/database/graph_db.h"
#include "flex/engines/graph_db/database/graph_db_session.h"
 
namespace gs {
 
class ServerApp : public WriteAppBase {
 public:
 ServerApp() {}
 AppBase::AppType type() const override;
 bool Query(GraphDBSession& graph, Decoder& input, Encoder& output) override;
 
 private:
 struct vertex_range {
 vertex_range(uint32_t f, uint32_t t) : from(f), to(t) {}
 
 bool contains(uint32_t v) const { return v >= from && v < to; }
 
 bool empty() const { return (from >= to); }
 
 uint32_t from;
 uint32_t to;
 };
};
 
class ServerAppFactory : public AppFactoryBase {
 public:
 ServerAppFactory() {}
 ~ServerAppFactory() {}
 
 AppWrapper CreateApp(const GraphDB& graph) override;
};
 
} // namespace gs
 
#endif // GRAPHSCOPE_SERVER_APP_H_