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# Property.cpp

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    00001 // $Id: Property.cpp,v 1.24 2007/09/25 10:31:43 marcocle Exp $
    00002 // ============================================================================
    00003 // CVS tag $Name: v25r2 $, verison $Revision: 1.24 $
    00004 // ============================================================================
    00005 // Include files
    00006 // ============================================================================
    00007 // STD & STL
    00008 // ============================================================================
    00009 #include <iostream>
    00010 #include <stdexcept>
    00011 #include <vector>
    00012 #include <string>
    00013 #include <utility>
    00014 #include <map>
    00015 #include <algorithm>
    00016 #include <functional>
    00017 // ============================================================================
    00018 // GaudiKernel
    00019 // ============================================================================
    00020 #include "GaudiKernel/IProperty.h"
    00021 #include "GaudiKernel/SmartIF.h"
    00022 #include "GaudiKernel/Property.h"
    00023 #include "GaudiKernel/PropertyCallbackFunctor.h"
    00024 #include "GaudiKernel/GaudiHandle.h"
    00025 // ============================================================================
    00026 // Boost
    00027 // ============================================================================
    00028 #include "boost/algorithm/string/case_conv.hpp"
    00029 // ============================================================================
    00035 // ============================================================================
    00036 // The output operator for friendly printout
    00037 // ============================================================================
    00038 std::ostream& operator<<( std::ostream&   stream ,
    00039                           const Property& prop   )
    00040 { return prop.fillStream ( stream ) ; }
    00041 // ============================================================================
    00042 /*  constructor from the property name and the type
    00043  *  @param name proeprty name
    00044  *  @param type property C++/RTTI type
    00045  */
    00046 // ============================================================================
    00047 Property::Property
    00048 ( const std::type_info&  type ,
    00049   const std::string&     name )
    00050   : m_name            (  name )
    00051   , m_documentation   ( name )
    00052   , m_typeinfo        ( &type )
    00053   , m_readCallBack    (  0  )
    00054   , m_updateCallBack  (  0  )
    00055 {}
    00056 // ============================================================================
    00057 /*  constructor from the property name and the type
    00058  *  @param type property C++/RTTI type
    00059  *  @param name proeprty name
    00060  */
    00061 // ============================================================================
    00062 Property::Property
    00063 ( const std::string&     name ,
    00064   const std::type_info&  type )
    00065   : m_name            (  name )
    00066   , m_documentation   ( name )
    00067   , m_typeinfo        ( &type )
    00068   , m_readCallBack    (  0  )
    00069   , m_updateCallBack  (  0  )
    00070 {}
    00071 // ============================================================================
    00072 // copy contructor
    00073 // ============================================================================
    00074 Property::Property
    00075 ( const Property& right )
    00076   : m_name     ( right.m_name     )
    00077   , m_documentation ( right.m_documentation )
    00078   , m_typeinfo ( right.m_typeinfo )
    00079   , m_readCallBack   ( 0 )
    00080   , m_updateCallBack ( 0 )
    00081 {
    00082   if ( 0 != right.m_readCallBack   )
    00083   { m_readCallBack   = right.m_readCallBack   -> clone () ; }
    00084   if ( 0 != right.m_updateCallBack )
    00085   { m_updateCallBack = right.m_updateCallBack -> clone () ; }
    00086 }
    00087 // ============================================================================
    00088 // Assignement
    00089 // ============================================================================
    00090 Property& Property::operator=( const Property& right )
    00091 {
    00092   if ( &right == this ) { return *this ; }
    00093   //
    00094   m_name     = right.m_name ;
    00095   m_documentation = right.m_documentation ;
    00096   m_typeinfo = right.m_typeinfo ;
    00097   //
    00098   if ( 0 !=       m_readCallBack   )
    00099   { delete m_readCallBack   ; m_readCallBack   = 0 ; }
    00100   if ( 0 !=       m_updateCallBack )
    00101   { delete m_updateCallBack ; m_updateCallBack = 0 ; }
    00102   if ( 0 != right.m_readCallBack   )
    00103   { m_readCallBack   = right.m_readCallBack   -> clone () ; }
    00104   if ( 0 != right.m_updateCallBack )
    00105   { m_updateCallBack = right.m_updateCallBack -> clone () ; }
    00106   //
    00107   return *this ;
    00108 }
    00109 // ============================================================================
    00110 // virtual destructor
    00111 // ============================================================================
    00112 Property::~Property()
    00113 {
    00114   if ( 0 != m_readCallBack   )
    00115   { delete m_readCallBack    ; m_readCallBack    = 0 ; }
    00116   if ( 0 != m_updateCallBack )
    00117   { delete m_updateCallBack  ; m_updateCallBack  = 0 ; }
    00118 }
    00119 // ============================================================================
    00120 // Call-back functor at reading: the functor is ownered by property!
    00121 // ============================================================================
    00122 const PropertyCallbackFunctor* Property::readCallBack   () const
    00123 { return m_readCallBack ; }
    00124 // ============================================================================
    00125 // Call-back functor for update: the funtor is ownered by property!
    00126 // ============================================================================
    00127 const PropertyCallbackFunctor* Property::updateCallBack () const
    00128 { return m_updateCallBack ; }
    00129 // ============================================================================
    00130 // set new callback for reading
    00131 // ============================================================================
    00132 void  Property::declareReadHandler   ( PropertyCallbackFunctor* pf )
    00133 {
    00134   if ( 0 != m_readCallBack   )
    00135   { delete m_readCallBack    ; m_readCallBack    = 0 ; }
    00136   m_readCallBack = pf ;
    00137 }
    00138 // ============================================================================
    00139 // set new callback for update
    00140 // ============================================================================
    00141 void  Property::declareUpdateHandler ( PropertyCallbackFunctor* pf )
    00142 {
    00143   if ( 0 != m_updateCallBack   )
    00144   { delete m_updateCallBack    ; m_updateCallBack    = 0 ; }
    00145   m_updateCallBack = pf ;
    00146 }
    00147 // ============================================================================
    00148 // use the call-back function at reading
    00149 // ============================================================================
    00150 void Property::useReadHandler   () const
    00151 {
    00152   if ( 0 == m_readCallBack ) { return ; }               // RETURN
    00153   const Property& p = *this ;
    00154   PropertyCallbackFunctor* theCallBack = m_readCallBack;
    00155   // avoid infinite loop
    00156   m_readCallBack = 0;
    00157   (*theCallBack)( const_cast<Property&>(p) ) ;
    00158   m_readCallBack = theCallBack;
    00159 }
    00160 // ============================================================================
    00161 // use the call-back function at update
    00162 // ============================================================================
    00163 void Property::useUpdateHandler ()
    00164 {
    00165   if ( 0 == m_updateCallBack ) { return ; }              // RETURN
    00166   PropertyCallbackFunctor* theCallBack = m_updateCallBack;
    00167   // avoid infinite loop
    00168   m_updateCallBack = 0;
    00169   (*theCallBack)( *this ) ;
    00170   m_updateCallBack = theCallBack;
    00171 }
    00172 // ============================================================================
    00173 // the printout of the property value
    00174 // ============================================================================
    00175 std::ostream&
    00176 Property::fillStream ( std::ostream& stream ) const
    00177 { return stream << " '" <<name() << "':" << toString() ; }
    00178 // ============================================================================
    00179 /*  simple function which check the existence of the property with
    00180  *  the given name.
    00181  *
    00182  *  @code
    00183  *
    00184  *  IInterface* p = .
    00185  *
    00186  *  const bool = hasProperty( p , "Context" ) ;
    00187  *
    00188  *  @endcode
    00189  *
    00190  *  @param  p    pointer to IInterface   object (any component)
    00191  *  @param  name property name (case insensitive)
    00192  *  @return true if "p" has a property with such name
    00193  *  @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00194  *  @date   2006-09-09
    00195  */
    00196 // ============================================================================
    00197 bool Gaudi::Utils::hasProperty
    00198 ( const IInterface*  p    ,
    00199   const std::string& name )
    00200 {
    00201   // trivial check
    00202   if ( 0 ==  p ) { return false ; }                                // RETURN
    00203   // gelegate to another method
    00204   return 0 != getProperty ( p , name ) ;
    00205 }
    00206 // ============================================================================
    00207 /*  simple function which check the existence of the property with
    00208  *  the given name.
    00209  *
    00210  *  @code
    00211  *
    00212  *  const IProperty* p = ... ;
    00213  *
    00214  *  const bool = hasProperty( p , "Context" ) ;
    00215  *
    00216  *  @endcode
    00217  *
    00218  *  @param  p    pointer to IProperty object
    00219  *  @param  name property name (case insensitive)
    00220  *  @return true if "p" has a property with such name
    00221  *  @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00222  *  @date   2006-09-09
    00223  */
    00224 // ============================================================================
    00225 bool Gaudi::Utils::hasProperty
    00226 ( const IProperty*   p    ,
    00227   const std::string& name )
    00228 {
    00229   if ( 0 == p ) { return false ; }
    00230   // delegate the actual work to another method ;
    00231   return 0 != getProperty ( p , name ) ;
    00232 }
    00233 // ============================================================================
    00234 //
    00235 // GaudiHandleProperty implementation
    00236 //
    00237 GaudiHandleProperty::GaudiHandleProperty
    00238 ( const std::string& name, GaudiHandleBase& ref )
    00239   : Property( name, typeid( GaudiHandleBase ) ), m_pValue( &ref )
    00240 {
    00241   m_pValue->setPropertyName( name );
    00242 }
    00243
    00244 bool GaudiHandleProperty::setValue( const GaudiHandleBase& value ) {
    00245   m_pValue->setTypeAndName( value.typeAndName() );
    00246   useUpdateHandler();
    00247   return true;
    00248 }
    00249
    00250 std::string GaudiHandleProperty::toString( ) const {
    00251   useReadHandler();
    00252   return m_pValue->typeAndName();
    00253 }
    00254
    00255 StatusCode GaudiHandleProperty::fromString( const std::string& s) {
    00256   m_pValue->setTypeAndName( s );
    00257   useUpdateHandler();
    00258   return StatusCode::SUCCESS;
    00259 }
    00260
    00261
    00262 //
    00263 // GaudiHandlePropertyArray implementation
    00264 //
    00265 GaudiHandleArrayProperty::GaudiHandleArrayProperty( const std::string& name, GaudiHandleArrayBase& ref )
    00266   : Property( name, typeid( GaudiHandleArrayBase ) ), m_pValue( &ref )
    00267 {
    00268   m_pValue->setPropertyName( name );
    00269 }
    00270
    00271 bool GaudiHandleArrayProperty::setValue( const GaudiHandleArrayBase& value ) {
    00272   m_pValue->setTypesAndNames( value.typesAndNames() );
    00273   useUpdateHandler();
    00274   return true;
    00275 }
    00276
    00277 std::string GaudiHandleArrayProperty::toString() const {
    00278   // treat as if a StringArrayProperty
    00279   useReadHandler();
    00280   return Gaudi::Utils::toString( m_pValue->typesAndNames() );
    00281 }
    00282
    00283 StatusCode GaudiHandleArrayProperty::fromString( const std::string& source ) {
    00284   // treat as if a StringArrayProperty
    00285   std::vector< std::string > tmp;
    00286   StatusCode sc = Gaudi::Parsers::parse ( tmp , source );
    00287   if ( sc.isFailure() ) return sc;
    00288   if ( !m_pValue->setTypesAndNames( tmp ) ) return StatusCode::FAILURE;
    00289   useUpdateHandler();
    00290   return StatusCode::SUCCESS;
    00291 }
    00292
    00293
    00294
    00295 // ============================================================================
    00296 namespace
    00297 {
    00298   // get the property by name (case insensitive)
    00299   struct _ByName_ : public std::unary_function<const Property*,bool>
    00300   {
    00302     _ByName_ ( const std::string& name )
    00303       : m_name ( boost::algorithm::to_lower_copy( name ) ) {}
    00305     bool operator () ( const Property* p ) const
    00306     {
    00307       if ( 0 == p ) { return false ; }
    00308       return m_name == boost::algorithm::to_lower_copy( p->name() ) ;
    00309     } ;
    00310   protected:
    00311     _ByName_();
    00312   private:
    00313     std::string m_name ;
    00314   } ;
    00315 }
    00316 // ============================================================================
    00317 /*  simple function which gets the property with given name
    00318  *  from the component
    00319  *
    00320  *  @code
    00321  *
    00322  *  const IProperty* p = ... ;
    00323  *
    00324  *  const Property* pro = getProperty( p , "Context" ) ;
    00325  *
    00326  *  @endcode
    00327  *
    00328  *  @param  p    pointer to IProperty object
    00329  *  @param  name property name (case insensitive)
    00330  *  @return property with the given name (if exists), NULL otherwise
    00331  *  @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00332  *  @date   2006-09-09
    00333  */
    00334 // ============================================================================
    00335 Property* Gaudi::Utils::getProperty
    00336 ( const IProperty*   p    ,
    00337   const std::string& name )
    00338 {
    00339   // trivial check
    00340   if ( 0 == p      ) { return 0 ; }                          // RETURN
    00341   // get all properties
    00342   typedef std::vector<Property*> List ;
    00343   const List& lst = p->getProperties() ;
    00344   if ( lst.empty() ) { return 0 ; }                          // RETURN
    00345   // comparison criteria:
    00346   List::const_iterator ifound =
    00347     std::find_if ( lst.begin() , lst.end() , _ByName_( name ) ) ;
    00348   if ( lst.end() == ifound ) { return 0 ; }                  // RETURN
    00349   // OK
    00350   return *ifound ;
    00351 }
    00352 // ============================================================================
    00353 /*  simple function which gets the property with given name
    00354  *  from the component
    00355  *
    00356  *  @code
    00357  *
    00358  *  const IInterface* p = ... ;
    00359  *
    00360  *  const Property* pro = getProperty( p , "Context" ) ;
    00361  *
    00362  *  @endcode
    00363  *
    00364  *  @param  p    pointer to IInterface object
    00365  *  @param  name property name (case insensitive)
    00366  *  @return property with the given name (if exists), NULL otherwise
    00367  *  @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00368  *  @date   2006-09-09
    00369  */
    00370 // ============================================================================
    00371 Property* Gaudi::Utils::getProperty
    00372 ( const IInterface*   p , const std::string& name )
    00373 {
    00374   // trivial check
    00375   if ( 0 ==  p        ) { return 0 ; }                                // RETURN
    00376   // remove const-qualifier
    00377   IInterface* _i = const_cast<IInterface*>( p ) ;
    00378   if ( 0 == _i        ) { return 0 ; }                                // RETURN
    00379   SmartIF<IProperty> property ( _i ) ;
    00380   if ( !property      ) { return 0 ; }                                // RETURN
    00381   return getProperty ( property , name ) ;
    00382 }
    00383 // ============================================================================
    00384 /*  check  the property by name from  the list of the properties
    00385  *
    00386  *  @code
    00387  *
    00388  *   IJobOptionsSvc* svc = ... ;
    00389  *
    00390  *   const std::string client = ... ;
    00391  *
    00392  *  // get the property:
    00393  *  bool context =
    00394  *      hasProperty ( svc->getProperties( client ) , "Context" )
    00395  *
    00396  *  @endcode
    00397  *
    00398  *  @see IJobOptionsSvc
    00399  *
    00400  *  @param  p    list of properties
    00401  *  @param  name property name (case insensitive)
    00402  *  @return true if the property exists
    00403  *  @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00404  *  @date   2006-09-09
    00405  */
    00406 // ============================================================================
    00407 bool Gaudi::Utils::hasProperty
    00408 ( const std::vector<const Property*>* p    ,
    00409   const std::string&                  name )
    00410 {
    00411   // delegate to another method
    00412   return 0 != getProperty ( p , name ) ;
    00413 }
    00414 // ============================================================================
    00415 /*  get the property by name from  the list of the properties
    00416  *
    00417  *  @code
    00418  *
    00419  *   IJobOptionsSvc* svc = ... ;
    00420  *
    00421  *   const std::string client = ... ;
    00422  *
    00423  *  // get the property:
    00424  *  const Property* context =
    00425  *      getProperty ( svc->getProperties( client ) , "Context" )
    00426  *
    00427  *  @endcode
    00428  *
    00429  *  @see IJobOptionsSvc
    00430  *
    00431  *  @param  p    list of properties
    00432  *  @param  name property name (case insensitive)
    00433  *  @return property with the given name (if exists), NULL otherwise
    00434  *  @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00435  *  @date   2006-09-09
    00436  */
    00437 // ============================================================================
    00438 const Property* Gaudi::Utils::getProperty
    00439 ( const std::vector<const Property*>* p    ,
    00440   const std::string&                  name )
    00441 {
    00442   // trivial check
    00443   if ( 0 == p             ) { return 0 ; }                 // RETURN
    00444   std::vector<const Property*>::const_iterator ifound =
    00445     std::find_if ( p->begin() , p->end() , _ByName_( name ) ) ;
    00446   if ( p->end() == ifound ) { return 0 ; }                 // RETURN
    00447   // OK
    00448   return *ifound ;
    00449 }
    00450 // ============================================================================
    00451 /* the full specialization of the
    00452  *  method setProperty( IProperty, std::string, const TYPE&)
    00453  *  for C-strings
    00454  *
    00455  *  @param component component which needs to be configured
    00456  *  @param name      name of the property
    00457  *  @param value     value of the property
    00458  *  @param doc       the new documentation string
    00459  *
    00460  *  @see IProperty
    00461  *  @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00462  *  @date 2007-05-13
    00463  */
    00464 // ============================================================================
    00465 StatusCode Gaudi::Utils::setProperty
    00466 ( IProperty*         component ,
    00467   const std::string& name      ,
    00468   const char*        value     ,
    00469   const std::string& doc       )
    00470 {
    00471   const std::string val = std::string( value ) ;
    00472   return Gaudi::Utils::setProperty ( component , name , val , doc ) ;
    00473 }
    00474 // ============================================================================
    00475 /* the full specialization of the
    00476  * method Gaudi::Utils::setProperty( IProperty, std::string, const TYPE&)
    00477  * for standard strings
    00478  *
    00479  *  @param component component which needs to be configured
    00480  *  @param name      name of the property
    00481  *  @param value     value of the property
    00482  *
    00483  *  @see IProperty
    00484  *  @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00485  *  @date 2007-05-13
    00486  */
    00487 // ============================================================================
    00488 StatusCode Gaudi::Utils::setProperty
    00489 ( IProperty*         component ,
    00490   const std::string& name      ,
    00491   const std::string& value     ,
    00492   const std::string& doc       )
    00493 {
    00494   if ( 0 == component ) { return StatusCode::FAILURE ; }   // RETURN
    00495   if ( !hasProperty ( component , name ) ) { return StatusCode::FAILURE ; }
    00496   StatusCode sc = component -> setProperty ( name , value ) ;
    00497   if ( !doc.empty() )
    00498   {
    00499     Property* p = getProperty( component , name ) ;
    00500     if ( 0 != p ) { p -> setDocumentation ( doc ) ; }
    00501   }
    00502   sc.ignore() ;
    00503   return sc ;
    00504 }
    00505 // ============================================================================
    00506 /*  simple function to set the property of the given object from another
    00507  *  property
    00508  *
    00509  *  @code
    00510  *
    00511  *  IProperty* component = ... ;
    00512  *
    00513  *  const Property* prop = ... ;
    00514  *  StatusCode sc = setProperty ( component , "Data" ,  prop  ) ;
    00515  *
    00516  *  @endcode
    00517  *
    00518  * @param component component which needs to be configured
    00519  * @param name      name of the property
    00520  * @param property  the property
    00521  * @param doc       the new documentation string
    00522  *
    00523  * @see IProperty
    00524  * @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00525  * @date 2007-05-13
    00526  */
    00527 // ============================================================================
    00528 StatusCode Gaudi::Utils::setProperty
    00529 ( IProperty*         component ,
    00530   const std::string& name      ,
    00531   const Property*    property  ,
    00532   const std::string& doc       )
    00533 {
    00534   if ( 0 == component || 0 == property   ) { return StatusCode::FAILURE ; }
    00535   if ( !hasProperty ( component , name ) ) { return StatusCode::FAILURE ; }
    00536   Property* p = getProperty ( component , name ) ;
    00537   if ( 0 == p                            ) { return StatusCode::FAILURE ; }
    00538   if ( !p->assign ( *property )          ) { return StatusCode::FAILURE ; }
    00539   if ( !doc.empty()  ) { p->setDocumentation( doc ) ; }
    00540   return StatusCode::SUCCESS ;
    00541 }
    00542 // ============================================================================
    00543 /* simple function to set the property of the given object from another
    00544  *  property
    00545  *
    00546  *  @code
    00547  *
    00548  *  IProperty* component = ... ;
    00549  *
    00550  *  const Property& prop = ... ;
    00551  *  StatusCode sc = setProperty ( component , "Data" ,  prop  ) ;
    00552  *
    00553  *  @endcode
    00554  *
    00555  * @param component component which needs to be configured
    00556  * @param name      name of the property
    00557  * @param property  the property
    00558  * @param doc       the new documentation string
    00559  *
    00560  * @see IProperty
    00561  * @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00562  * @date 2007-05-13
    00563  */
    00564 // ============================================================================
    00565 StatusCode Gaudi::Utils::setProperty
    00566 ( IProperty*         component ,
    00567   const std::string& name      ,
    00568   const Property&    property  ,
    00569   const std::string& doc       )
    00570 { return setProperty ( component , name , &property , doc ) ; }
    00571 // ============================================================================
    00572 /*  the full specialization of the
    00573  *  method setProperty( IInterface , std::string, const TYPE&)
    00574  *  for standard strings
    00575  *
    00576  *  @param component component which needs to be configured
    00577  *  @param name      name of the property
    00578  *  @param value     value of the property
    00579  *  @param doc       the new documentation string
    00580  *
    00581  *  @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00582  *  @date 2007-05-13
    00583  */
    00584 // ============================================================================
    00585 StatusCode Gaudi::Utils::setProperty
    00586 ( IInterface*        component ,
    00587   const std::string& name      ,
    00588   const std::string& value     ,
    00589   const std::string& doc       )
    00590 {
    00591   if ( 0 == component ) { return StatusCode::FAILURE ; }
    00592   SmartIF<IProperty> property ( component ) ;
    00593   if ( !property      ) { return StatusCode::FAILURE ; }
    00594   return setProperty ( property , name , value , doc ) ;
    00595 }
    00596 // ============================================================================
    00597 /*  the full specialization of the
    00598  *  method setProperty( IInterface , std::string, const TYPE&)
    00599  *  for C-strings
    00600  *
    00601  *  @param component component which needs to be configured
    00602  *  @param name      name of the property
    00603  *  @param value     value of the property
    00604  *  @param doc       the new documentation string
    00605  *
    00606  *  @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00607  *  @date 2007-05-13
    00608  */
    00609 // ============================================================================
    00610 StatusCode Gaudi::Utils::setProperty
    00611 ( IInterface*        component ,
    00612   const std::string& name      ,
    00613   const char*        value     ,
    00614   const std::string& doc       )
    00615 {
    00616   const std::string val = std::string( value ) ;
    00617   return setProperty ( component , name , val , doc ) ;
    00618 }
    00619 // ============================================================================
    00620 /*  simple function to set the property of the given object from another
    00621  *  property
    00622  *
    00623  *  @code
    00624  *
    00625  *  IInterface* component = ... ;
    00626  *
    00627  *  const Property* prop = ... ;
    00628  *  StatusCode sc = setProperty ( component , "Data" ,  prop  ) ;
    00629  *
    00630  *  @endcode
    00631  *
    00632  * @param component component which needs to be configured
    00633  * @param name      name of the property
    00634  * @param property  the property
    00635  * @param doc       the new documentation string
    00636  *
    00637  * @see IProperty
    00638  * @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00639  * @date 2007-05-13
    00640  */
    00641 // ============================================================================
    00642 StatusCode Gaudi::Utils::setProperty
    00643 ( IInterface*        component ,
    00644   const std::string& name      ,
    00645   const Property*    property  ,
    00646   const std::string& doc       )
    00647 {
    00648   if ( 0 == component ) { return StatusCode::FAILURE ; }
    00649   SmartIF<IProperty> prop  ( component ) ;
    00650   if ( !prop          ) { return StatusCode::FAILURE ; }
    00651   return setProperty ( prop  , name , property , doc ) ;
    00652 }
    00653 // ============================================================================
    00654 /*  simple function to set the property of the given object from another
    00655  *  property
    00656  *
    00657  *  @code
    00658  *
    00659  *  IInterface* component = ... ;
    00660  *
    00661  *  const Property& prop = ... ;
    00662  *  StatusCode sc = setProperty ( component , "Data" ,  prop  ) ;
    00663  *
    00664  *  @endcode
    00665  *
    00666  * @param component component which needs to be configured
    00667  * @param name      name of the property
    00668  * @param property  the property
    00669  * @param doc       the new documentation string
    00670  *
    00671  * @see IProperty
    00672  * @author Vanya BELYAEV ibelyaev@physics.syr.edu
    00673  * @date 2007-05-13
    00674  */
    00675 // ============================================================================
    00676 StatusCode Gaudi::Utils::setProperty
    00677 ( IInterface*        component ,
    00678   const std::string& name      ,
    00679   const Property&    property  ,
    00680   const std::string& doc       )
    00681 { return setProperty ( component , name , &property , doc ) ; }
    00682 // ============================================================================
    00683
    00684
    00685
    00686
    00687
    00688 // ============================================================================
    00689 // The END
    00690 // ============================================================================
    00691