data_service.idl

#ifndef __TECGRAF_OPENBUS_DATA_SERVICE_CORE_IDL__
#define __TECGRAF_OPENBUS_DATA_SERVICE_CORE_IDL__

module tecgraf {

module openbus {

module data_service {

module core {

module v1_01 {

typedef sequence<octet> OctetSeq;

typedef sequence<string> StringSeq;

typedef sequence<any> AnySeq;

typedef long long TimeStamp;

typedef OctetSeq DataKey;

typedef  sequence<DataKey> DataKeySeq;

exception UnsupportedView {
  DataKeySeq fKeys; 
};

exception AbsentViews {
  DataKeySeq fKey; 
  StringSeq fViews; 
};

exception InvalidDataKey {
  DataKeySeq fKeys; 
};

exception DataAccessDenied {
  DataKeySeq fKeys; 
};

exception DataNotFound {
  DataKeySeq fKeys; 
};

exception ServiceFailure {
  string fMessage; 
};

exception DataAlreadyExist{};

exception UnavailableDataService {};

abstract interface DataView {
  DataKey getKey();

  string getInterfaceName();
};
typedef sequence<DataView> DataViewSeq; 
valuetype ValueTypeDataView supports DataView {
  public DataKey fKey; 
};

struct Metadata {
  string fName; 
  any fValue;  
};
typedef sequence<Metadata> MetadataSeq; 
struct DefaultView {
  string fInterfaceName; 
  DataView fValue; 
};

struct DataDescription {
  DataKey fKey;  
  string fName; 
  DefaultView fDefaultView; 
  StringSeq fOthersViews; 
  MetadataSeq fMetadata; 
};
typedef sequence<DataDescription> DataDescriptionSeq; 
valuetype UnstructuredDataView : ValueTypeDataView {
  public string fHost; 
  public unsigned long fPort; 
  public OctetSeq fAccessKey; 
  public boolean fWritable; 
};

interface IDataService {
  DataDescription getDataDescription(in DataKey fKey) raises (ServiceFailure,
      InvalidDataKey, DataNotFound, DataAccessDenied);

  DataView getDataView(in DataKey fKey, in string fViewInterface)
      raises (ServiceFailure, InvalidDataKey, DataNotFound,
      UnsupportedView, DataAccessDenied);

  DataViewSeq getDataViewSeq(in DataKeySeq fKeys, in string fViewInterface)
      raises (ServiceFailure, InvalidDataKey, DataNotFound,
      UnsupportedView, DataAccessDenied);
};

}; // version

}; // core

}; // data_service

}; // openbus

}; // tecgraf

#endif