diff options
Diffstat (limited to 'c++/src/H5CommonFG.cpp')
-rw-r--r-- | c++/src/H5CommonFG.cpp | 127 |
1 files changed, 112 insertions, 15 deletions
diff --git a/c++/src/H5CommonFG.cpp b/c++/src/H5CommonFG.cpp index 3aa0386..dbe26b4 100644 --- a/c++/src/H5CommonFG.cpp +++ b/c++/src/H5CommonFG.cpp @@ -14,6 +14,7 @@ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ #include <string> +#include <iostream> #include "H5Include.h" #include "H5Exception.h" @@ -33,9 +34,6 @@ #include "H5Alltypes.h" #include "H5private.h" // for HDstrcpy -#include <iostream> -using namespace std; - // There are a few comments that are common to most of the functions // defined in this file so they are listed here. // - getLocId is called by all functions, that call a C API, to get @@ -51,6 +49,7 @@ using namespace std; #ifndef H5_NO_NAMESPACE namespace H5 { +using namespace std; #endif //-------------------------------------------------------------------------- @@ -100,7 +99,9 @@ Group CommonFG::createGroup( const char* name, size_t size_hint ) const throwException("createGroup", "H5Gcreate2 failed"); // No failure, create and return the Group object - Group group( group_id ); + Group group; + CommonFG *ptr = &group; + ptr->p_setId(group_id); return( group ); } @@ -136,7 +137,9 @@ Group CommonFG::openGroup( const char* name ) const throwException("openGroup", "H5Gopen2 failed"); // No failure, create and return the Group object - Group group( group_id ); + Group group; + CommonFG *ptr = &group; + ptr->p_setId(group_id); return( group ); } @@ -178,7 +181,8 @@ DataSet CommonFG::createDataSet( const char* name, const DataType& data_type, co throwException("createDataSet", "H5Dcreate2 failed"); // No failure, create and return the DataSet object - DataSet dataset( dataset_id ); + DataSet dataset; + f_DataSet_setId(&dataset, dataset_id); return( dataset ); } @@ -213,7 +217,8 @@ DataSet CommonFG::openDataSet( const char* name ) const throwException("openDataSet", "H5Dopen2 failed"); // No failure, create and return the DataSet object - DataSet dataset( dataset_id ); + DataSet dataset; + f_DataSet_setId(&dataset, dataset_id); return( dataset ); } @@ -576,7 +581,8 @@ DataType CommonFG::openDataType( const char* name ) const throwException("openDataType", "H5Topen2 failed"); // No failure, create and return the DataType object - DataType data_type(type_id); + DataType data_type; + f_DataType_setId(&data_type, type_id); return(data_type); } @@ -611,7 +617,8 @@ ArrayType CommonFG::openArrayType( const char* name ) const throwException("openArrayType", "H5Topen2 failed"); // No failure, create and return the ArrayType object - ArrayType array_type (type_id); + ArrayType array_type; + f_DataType_setId(&array_type, type_id); return(array_type); } @@ -646,7 +653,8 @@ CompType CommonFG::openCompType( const char* name ) const throwException("openCompType", "H5Topen2 failed"); // No failure, create and return the CompType object - CompType comp_type(type_id); + CompType comp_type; + f_DataType_setId(&comp_type, type_id); return(comp_type); } @@ -681,7 +689,8 @@ EnumType CommonFG::openEnumType( const char* name ) const throwException("openEnumType", "H5Topen2 failed"); // No failure, create and return the EnumType object - EnumType enum_type(type_id); + EnumType enum_type; + f_DataType_setId(&enum_type, type_id); return(enum_type); } @@ -716,7 +725,8 @@ IntType CommonFG::openIntType( const char* name ) const throwException("openIntType", "H5Topen2 failed"); // No failure, create and return the IntType object - IntType int_type(type_id); + IntType int_type; + f_DataType_setId(&int_type, type_id); return(int_type); } @@ -751,7 +761,8 @@ FloatType CommonFG::openFloatType( const char* name ) const throwException("openFloatType", "H5Topen2 failed"); // No failure, create and return the FloatType object - FloatType float_type(type_id); + FloatType float_type; + f_DataType_setId(&float_type, type_id); return(float_type); } @@ -786,7 +797,8 @@ StrType CommonFG::openStrType( const char* name ) const throwException("openStrType", "H5Topen2 failed"); // No failure, create and return the StrType object - StrType str_type(type_id); + StrType str_type; + f_DataType_setId(&str_type, type_id); return(str_type); } @@ -821,7 +833,8 @@ VarLenType CommonFG::openVarLenType( const char* name ) const throwException("openVarLenType", "H5Topen2 failed"); // No failure, create and return the VarLenType object - VarLenType varlen_type(type_id); + VarLenType varlen_type; + f_DataType_setId(&varlen_type, type_id); return(varlen_type); } @@ -1100,6 +1113,58 @@ H5O_type_t CommonFG::childObjType(hsize_t index, H5_index_t index_type, H5_iter_ return(objtype); } +//-------------------------------------------------------------------------- +// Function: CommonFG::childObjVersion +///\brief Returns the object header version of an object in this file/group, +/// given the object's name. +///\param objname - IN: Name of the object +///\return Object version, which can have the following values: +/// \li \c H5O_VERSION_1 +/// \li \c H5O_VERSION_2 +///\exception H5::FileIException or H5::GroupIException +/// Exception will be thrown when: +/// - an error returned by the C API +/// - version number is not one of the valid values above +// Programmer Binh-Minh Ribler - April, 2014 +//-------------------------------------------------------------------------- +unsigned CommonFG::childObjVersion(const char* objname) const +{ + H5O_info_t objinfo; + unsigned version = 0; + + // Use C API to get information of the object + herr_t ret_value = H5Oget_info_by_name(getLocId(), objname, &objinfo, H5P_DEFAULT); + + // Throw exception if C API returns failure + if (ret_value < 0) + throwException("childObjVersion", "H5Oget_info_by_name failed"); + // Return a valid version or throw an exception for invalid value + else + { + version = objinfo.hdr.version; + if (version != H5O_VERSION_1 && version != H5O_VERSION_2) + throwException("childObjVersion", "Invalid version for object"); + } + return(version); +} + +//-------------------------------------------------------------------------- +// Function: CommonFG::childObjVersion +///\brief This is an overloaded member function, provided for convenience. +/// It takes an \a H5std_string for the object's name. +///\brief Returns the type of an object in this group, given the +/// object's name. +///\param objname - IN: Name of the object (H5std_string&) +///\exception H5::FileIException or H5::GroupIException +// Programmer Binh-Minh Ribler - April, 2014 +//-------------------------------------------------------------------------- +unsigned CommonFG::childObjVersion(const H5std_string& objname) const +{ + // Use overloaded function + unsigned version = childObjVersion(objname.c_str()); + return(version); +} + #ifndef H5_NO_DEPRECATED_SYMBOLS #ifndef DOXYGEN_SHOULD_SKIP_THIS //-------------------------------------------------------------------------- @@ -1172,6 +1237,7 @@ H5G_obj_t CommonFG::getObjTypeByIdx(hsize_t idx, H5std_string& type_name) const } return (obj_type); } + #endif // DOXYGEN_SHOULD_SKIP_THIS #endif /* H5_NO_DEPRECATED_SYMBOLS */ @@ -1189,6 +1255,37 @@ CommonFG::CommonFG() {} // Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- CommonFG::~CommonFG() {} + +//-------------------------------------------------------------------------- +// Function: f_DataType_setId - friend +// Purpose: This function is friend to class H5::DataType so that it +// can set DataType::id in order to work around a problem +// described in the JIRA issue HDFFV-7947. +// Applications shouldn't need to use it. +// param dtype - IN/OUT: DataType object to be changed +// param new_id - IN: New id to set +// Programmer Binh-Minh Ribler - 2015 +//-------------------------------------------------------------------------- +void f_DataType_setId(DataType* dtype, hid_t new_id) +{ + dtype->id = new_id; +} + +//-------------------------------------------------------------------------- +// Function: f_DataSet_setId - friend +// Purpose: This function is friend to class H5::DataSet so that it +// can set DataSet::id in order to work around a problem +// described in the JIRA issue HDFFV-7947. +// Applications shouldn't need to use it. +// param dset - IN/OUT: DataSet object to be changed +// param new_id - IN: New id to set +// Programmer Binh-Minh Ribler - 2015 +//-------------------------------------------------------------------------- +void f_DataSet_setId(DataSet* dset, hid_t new_id) +{ + dset->id = new_id; +} + #endif // DOXYGEN_SHOULD_SKIP_THIS #ifndef H5_NO_NAMESPACE |