python/google/protobuf/pyext/descriptor_database.h

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// Protocol Buffers - Google's data interchange format
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#ifndef GOOGLE_PROTOBUF_PYTHON_CPP_DESCRIPTOR_DATABASE_H__
#define GOOGLE_PROTOBUF_PYTHON_CPP_DESCRIPTOR_DATABASE_H__
 
#include <Python.h>
 
#include <google/protobuf/descriptor_database.h>
 
namespace google {
namespace protobuf {
namespace python {
 
class PyDescriptorDatabase : public DescriptorDatabase {
 public:
  explicit PyDescriptorDatabase(PyObject* py_database);
  ~PyDescriptorDatabase();
 
  // Implement the abstract interface. All these functions fill the output
  // with a copy of FileDescriptorProto.
 
  // Find a file by file name.
  bool FindFileByName(const string& filename,
                      FileDescriptorProto* output);
 
  // Find the file that declares the given fully-qualified symbol name.
  bool FindFileContainingSymbol(const string& symbol_name,
                                FileDescriptorProto* output);
 
  // Find the file which defines an extension extending the given message type
  // with the given field number.
  // Containing_type must be a fully-qualified type name.
  // Python objects are not required to implement this method.
  bool FindFileContainingExtension(const string& containing_type,
                                   int field_number,
                                   FileDescriptorProto* output);
 
  // Finds the tag numbers used by all known extensions of
  // containing_type, and appends them to output in an undefined
  // order.
  // Python objects are not required to implement this method.
  bool FindAllExtensionNumbers(const string& containing_type,
                               std::vector<int>* output);
 
 private:
  // The python object that implements the database. The reference is owned.
  PyObject* py_database_;
};
 
}  // namespace python
}  // namespace protobuf
}  // namespace google
 
#endif  // GOOGLE_PROTOBUF_PYTHON_CPP_DESCRIPTOR_DATABASE_H__