#include <string>
#include "AliHLTLogging.h"
#include "AliHLTDataTypes.h"
-//#include "AliHLTDefinitions.h"
+#include "AliHLTCommonCDBEntries.h"
/* Matthias Dec 2006
* The names have been changed for Aliroot's coding conventions sake
AliHLTComponentBlockDataList& outputBlocks,
AliHLTComponentEventDoneData*& edd ) = 0;
+ /**
+ * Init the CDB.
+ * The function must not be called when running in AliRoot unless it it
+ * really wanted. The CDB path will be set to the specified path, which might
+ * override the path initialized at the beginning of the AliRoot reconstruction.
+ *
+ * The method is used from the external interface in order to set the correct
+ * path when running on-line. The function also initializes the function
+ * callback for setting the run no during operation.
+ *
+ * A separation of library and component handling is maybe appropriate in the
+ * future. Using the global component handler here is maybe not the cleanest
+ * solution.
+ * @param cdbPath path of the CDB
+ * @param pHandler the component handler used for llibrary handling.
+ */
+ int InitCDB(const char* cdbPath, AliHLTComponentHandler* pHandler);
+
+ /**
+ * Set the run no for the CDB.
+ * The function must not be called when running in AliRoot unless it it
+ * really wanted. The CDB path will be set to the specified path, which might
+ * override the run no initialized at the beginning of the AliRoot reconstruction.
+ *
+ * The method is used from the external interface in order to set the correct
+ * path when running on-line.
+ */
+ int SetCDBRunNo(int runNo);
+
// Information member functions for registration.
/**
/**
* Helper function to print content of data type.
*/
- void PrintDataTypeContent(AliHLTComponentDataType& dt, const char* format=NULL) const;
+ static void PrintDataTypeContent(AliHLTComponentDataType& dt, const char* format=NULL);
/**
* helper function to initialize AliHLTComponentEventData structure
* This is just a helper function to examine an @ref AliHLTComponentDataType
* structur.
*/
- void PrintComponentDataTypeInfo(const AliHLTComponentDataType& dt);
+ static void PrintComponentDataTypeInfo(const AliHLTComponentDataType& dt);
/**
* Fill AliHLTComponentBlockData structure with default values.
*/
static void SetDataType(AliHLTComponentDataType& tgtdt, const char* id, const char* origin);
+ /**
+ * Set the ID and Origin of an AliHLTComponentDataType structure.
+ * Given the fact that the data type ID is 64bit wide and origin 32, this helper
+ * function sets the data type from those two parameters.
+ * @param dt target data type structure
+ * @param id 64bit id
+ * @param orig 32bit origin
+ */
+ static void SetDataType(AliHLTComponentDataType& dt, AliHLTUInt64_t id, AliHLTUInt32_t orig);
+
/**
* Stopwatch type for benchmarking.
*/
*/
virtual int DoDeinit();
+ /**
+ * Reconfigure the component.
+ * The method is called when an event of type @ref kAliHLTDataTypeComConf
+ * {COM_CONF:PRIV} is received by the component. If the event is sent as
+ * part of a normal event, the component configuration is called first.
+ *
+ * The CDB path parameter specifies the path in the CDB, i.e. without
+ * leading absolute path of the CDB location. The framework might alse
+ * provide the id of the component in the analysis chain.
+ *
+ * \b Note: The CDB will be initialized by the framework, either already set
+ * from AliRoot or from the wrapper interface during initialization.
+ *
+ * @param cdbEntry path of the cdbEntry
+ * @param chainId the id of the component in the analysis chain
+ * @note both parameters can be NULL, check before usage
+ */
+ virtual int Reconfigure(const char* cdbEntry, const char* chainId);
+
+ /**
+ * Read the Preprocessor values.
+ * The function is invoked when the component is notified about available/
+ * updated data points from the detector Preprocessors. The 'modules'
+ * argument contains all detectors for which the Preprocessors have
+ * updated data points. The component has to implement the CDB access to
+ * get the desired data points.
+ * @param modules detectors for which the Preprocessors have updated
+ * data points: TPC, TRD, ITS, PHOS, MUON, or ALL if
+ * no argument was received.
+ * @return neg. error code if failed
+ */
+ virtual int ReadPreprocessorValues(const char* modules);
+
/**
* General memory allocation method.
* All memory which is going to be used 'outside' of the interface must
* Get the first object of a specific data type from the input data.
* The hight-level methods provide functionality to transfer ROOT data
* structures which inherit from TObject.
+ *
* The method looks for the first ROOT object of type dt in the input stream.
* If also the class name is provided, the object is checked for the right
* class type. The input data block needs a certain structure, namely the
* buffer size as first word. If the cross check fails, the retrieval is
* silently abondoned, unless the \em bForce parameter is set.<br>
- * \em Note: THE OBJECT MUST NOT BE DELETED by the caller.
+ * \b Note: THE OBJECT MUST NOT BE DELETED by the caller.
+ *
+ * If called without parameters, the function tries to create objects from
+ * all available input blocks, also the ones of data type kAliHLTVoidDataType
+ * which are not matched by kAliHLTAnyDataType.
+ *
* @param dt data type of the object
* @param classname class name of the object
* @param bForce force the retrieval of an object, error messages
* @return pointer to @ref TObject, NULL if no objects of specified type
* available
*/
- const TObject* GetFirstInputObject(const AliHLTComponentDataType& dt=kAliHLTAnyDataType,
+ const TObject* GetFirstInputObject(const AliHLTComponentDataType& dt=kAliHLTAllDataTypes,
const char* classname=NULL,
int bForce=0);
/**
* Get the first block of a specific data type from the input data.
- * The method looks for the first block of type dt in the input stream. It is intended
- * to be used within the high-level interface.<br>
+ * The method looks for the first block of type dt in the input stream.
+ * It is intended to be used within the high-level interface.<br>
* \em Note: THE BLOCK DESCRIPTOR MUST NOT BE DELETED by the caller.
+ *
+ * If called without parameters, the function works on all input blocks,
+ * also the ones of data type kAliHLTVoidDataType which are not matched by
+ * kAliHLTAnyDataType.
+ *
* @param dt data type of the block
* @return pointer to @ref AliHLTComponentBlockData
*/
- const AliHLTComponentBlockData* GetFirstInputBlock(const AliHLTComponentDataType& dt=kAliHLTAnyDataType);
+ const AliHLTComponentBlockData* GetFirstInputBlock(const AliHLTComponentDataType& dt=kAliHLTAllDataTypes);
/**
* Get the first block of a specific data type from the input data.
*/
AliHLTUInt32_t GetSpecification(const AliHLTComponentBlockData* pBlock=NULL);
+ /**
+ * Forward an input object to the output.
+ * Forward the input block of an object previously fetched via
+ * GetFirstInputObject/NextInputObject or the last one if no object
+ * specified.
+ * The block descriptor of the input block is forwarded to the
+ * output block list.
+ * @param pObject pointer to TObject
+ * @return neg. error code if failed
+ */
+ int Forward(const TObject* pObject);
+
+ /**
+ * Forward an input block to the output.
+ * Forward the input block fetched via GetFirstInputObject/
+ * NextInputBlock or the last one if no block specified.
+ * The block descriptor of the input block is forwarded to the
+ * output block list.
+ * @param pBlock pointer to input block
+ * @return neg. error code if failed
+ */
+ int Forward(const AliHLTComponentBlockData* pBlock=NULL);
+
/**
* Insert an object into the output.
* If header is specified, it will be inserted before the root object,
*/
AliHLTUInt32_t GetRunType() const;
+ /**
+ * Set a bit to 1 in a readout list ( = AliHLTEventDDL )
+ * -> enable DDL for readout
+ * @param list readout list
+ * @param ddlId DDL Id to be turned on ( Decimal )
+ */
+ void EnableDDLBit(AliHLTEventDDL &list, Int_t ddlId ) const {
+ SetDDLBit( list, ddlId, kTRUE );
+ }
+
+ /**
+ * Set a bit to 0 in a readout list ( = AliHLTEventDDL )
+ * -> disable DDL for readout
+ * @param list readout list
+ * @param ddlId DDL Id to be turned on ( Decimal )
+ */
+ void DisableDDLBit(AliHLTEventDDL &list, Int_t ddlId ) const {
+ SetDDLBit( list, ddlId, kFALSE );
+ }
+
+ /**
+ * Set or unset bit a readout list ( = AliHLTEventDDL )
+ * -> enable or disable DDL for readout
+ * @param list readout list
+ * @param ddlId DDL Id to be turned on ( Decimal )
+ * @param state kTRUE sets it, kFALSE unsets it
+ */
+ void SetDDLBit(AliHLTEventDDL &list, Int_t ddlId, Bool_t state ) const;
+
+ /**
+ * Get the first word of a detector, which has a set DDL bit.
+ * Beware, this only works if DDLs of 1 detector are set. In the
+ * case of the TPC and TOF, which use 8 and 3 words, the first
+ * word is returned.
+ * @param list readout list
+ * @return returns the detector index, -1 if no bit is set
+ * at all or several detectors (=error)
+ */
+ Int_t GetFirstUsedDDLWord(AliHLTEventDDL &list) const;
+
/**
* Copy a struct from block data.
* The function checks for block size and struct size. The least common
* Input blocks containing a TObject have the size of the object as an
* unsigned 32 bit number in the first 4 bytes. This has to match the block
* size minus 4.
+ *
+ * kAliHLTAllDataTypes is a special data type which includes both
+ * kAliHLTVoidDataType and kAliHLTAnyDataType.
+ *
* @param dt data type
* @param startIdx index to start the search
* @param bObject check if this is an object
/** the current DDL list */
AliHLTEventDDL* fpDDLList; //! transient
- ClassDef(AliHLTComponent, 3)
+ /** external fct to set CDB run no, indicates external CDB initialization */
+ void* fCDBSetRunNoFunc; //! transient
+
+ /** id of the component in the analysis chain */
+ string fChainId; //! transient
+
+ ClassDef(AliHLTComponent, 6)
};
#endif