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/*
* upb - a minimalist implementation of protocol buffers.
*
* Copyright (c) 2011 Google Inc. See LICENSE for details.
* Author: Josh Haberman <jhaberman@gmail.com>
*
* The set of upb::*Def classes and upb::SymbolTable allow for defining and
* manipulating schema information (as defined in .proto files).
*/
#ifndef UPB_DEF_HPP
#define UPB_DEF_HPP
#include "upb/def.h"
namespace upb {
class MessageDef : public upb_msgdef {
public:
// Converting from C types to C++ wrapper types.
static MessageDef* Cast(upb_msgdef *md) { return (MessageDef*)md; }
static const MessageDef* Cast(const upb_msgdef *md) {
return (const MessageDef*)md;
}
void Ref() const { upb_msgdef_ref(this); }
void Unref() const { upb_msgdef_unref(this); }
private:
MessageDef();
~MessageDef();
};
class SymbolTable : public upb_symtab {
public:
// Converting from C types to C++ wrapper types.
static SymbolTable* Cast(upb_symtab *s) { return (SymbolTable*)s; }
static const SymbolTable* Cast(const upb_symtab *s) {
return (SymbolTable*)s;
}
static SymbolTable* New() { return Cast(upb_symtab_new()); }
void Ref() const { upb_symtab_unref(this); }
void Unref() const { upb_symtab_unref(this); }
// If the given name refers to a message in this symbol table, returns a new
// ref to that MessageDef object, otherwise returns NULL.
const MessageDef* LookupMessage(const char *name) const {
return MessageDef::Cast(upb_symtab_lookupmsg(this, name));
}
private:
SymbolTable();
~SymbolTable();
};
} // namespace upb
#endif
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