diff options
Diffstat (limited to 'c++')
| -rw-r--r-- | c++/src/H5File.cpp | 19 | ||||
| -rw-r--r-- | c++/src/H5File.h | 7 | ||||
| -rw-r--r-- | c++/src/H5IdComponent.cpp | 66 | ||||
| -rw-r--r-- | c++/src/H5IdComponent.h | 6 | ||||
| -rw-r--r-- | c++/src/H5PropList.cpp | 2 | ||||
| -rw-r--r-- | c++/test/tfile.cpp | 105 |
6 files changed, 174 insertions, 31 deletions
diff --git a/c++/src/H5File.cpp b/c++/src/H5File.cpp index fcf4e1c..cd97025 100644 --- a/c++/src/H5File.cpp +++ b/c++/src/H5File.cpp @@ -352,6 +352,25 @@ FileAccPropList H5File::getAccessPlist() const } //-------------------------------------------------------------------------- +// Function: H5File::getFileInfo +///\brief Retrieves the general information of this file. +/// +///\exception H5::FileIException +///\par Description +/// The retrieved information may include information about +/// superblock extension, free space management, and shared object +// Programmer Binh-Minh Ribler - February 2017 +//-------------------------------------------------------------------------- +void H5File::getFileInfo(H5F_info2_t& file_info) const +{ + herr_t ret_value = H5Fget_info2(id, &file_info); + if (ret_value < 0) + { + throw FileIException("H5File::getFileInfo", "H5Fget_info2 failed"); + } +} + +//-------------------------------------------------------------------------- // Function: H5File::getFreeSpace ///\brief Returns the amount of free space in the file. ///\return Amount of free space diff --git a/c++/src/H5File.h b/c++/src/H5File.h index dca6c67..495b4d0 100644 --- a/c++/src/H5File.h +++ b/c++/src/H5File.h @@ -51,8 +51,8 @@ class H5_DLLCPP H5File : public Group { // Gets the creation property list of this file. FileCreatPropList getCreatePlist() const; - // Retrieves the file size of an opened file. - hsize_t getFileSize() const; + // Gets general information about this file. + void getFileInfo(H5F_info2_t& file_info) const; // Returns the amount of free space in the file. hssize_t getFreeSpace() const; @@ -70,6 +70,9 @@ class H5_DLLCPP H5File : public Group { void getVFDHandle(const FileAccPropList& fapl, void **file_handle) const; //void getVFDHandle(FileAccPropList& fapl, void **file_handle) const; // removed from 1.8.18 and 1.10.1 + // Returns the file size of the HDF5 file. + hsize_t getFileSize() const; + // Determines if a file, specified by its name, is in HDF5 format static bool isHdf5(const char* name ); static bool isHdf5(const H5std_string& name ); diff --git a/c++/src/H5IdComponent.cpp b/c++/src/H5IdComponent.cpp index f3d916a..ae60c5e 100644 --- a/c++/src/H5IdComponent.cpp +++ b/c++/src/H5IdComponent.cpp @@ -162,6 +162,72 @@ H5I_type_t IdComponent::getHDFObjType() const } //-------------------------------------------------------------------------- +// Function: getNumMembers (static) +///\brief Returns the number of members of the given type. +///\return Number of members +///\Description +/// If there is no member of the given type, getNumMembers will +/// return 0. Valid types are: +/// \li \c H5I_FILE (= 1) +/// \li \c H5I_GROUP +/// \li \c H5I_DATATYPE +/// \li \c H5I_DATASPACE +/// \li \c H5I_DATASET +/// \li \c H5I_ATTR +/// \li \c H5I_REFERENCE +/// \li \c H5I_VFL +/// \li \c H5I_GENPROP_CLS +/// \li \c H5I_GENPROP_LST +/// \li \c H5I_ERROR_CLASS +/// \li \c H5I_ERROR_MSG +/// \li \c H5I_ERROR_STACK +// Programmer Binh-Minh Ribler - Feb, 2017 +//-------------------------------------------------------------------------- +hsize_t IdComponent::getNumMembers(H5I_type_t type) +{ + hsize_t nmembers = 0; + herr_t ret_value = H5Inmembers(type, &nmembers); + if (ret_value < 0) + throw IdComponentException("getNumMembers", "H5Inmembers failed"); + else + return(nmembers); +} + +//-------------------------------------------------------------------------- +// Function: typeExists (static) +///\brief Queries if a given type is currently registered with the +/// library. +///\return true if the given type exists, and false, otherwise. +///\Description +/// Valid types are: +/// \li \c H5I_FILE (= 1) +/// \li \c H5I_GROUP +/// \li \c H5I_DATATYPE +/// \li \c H5I_DATASPACE +/// \li \c H5I_DATASET +/// \li \c H5I_ATTR +/// \li \c H5I_REFERENCE +/// \li \c H5I_VFL +/// \li \c H5I_GENPROP_CLS +/// \li \c H5I_GENPROP_LST +/// \li \c H5I_ERROR_CLASS +/// \li \c H5I_ERROR_MSG +/// \li \c H5I_ERROR_STACK +// Programmer Binh-Minh Ribler - Feb, 2017 +//-------------------------------------------------------------------------- +bool IdComponent::typeExists(H5I_type_t type) +{ + // Call C function + htri_t ret_value = H5Itype_exists(type); + if (ret_value > 0) + return true; + else if (ret_value == 0) + return false; + else // Raise exception when H5Itype_exists returns a negative value + throw IdComponentException("typeExists", "H5Itype_exists failed"); +} + +//-------------------------------------------------------------------------- // Function: IdComponent::operator= ///\brief Assignment operator. ///\param rhs - IN: Reference to the existing object diff --git a/c++/src/H5IdComponent.h b/c++/src/H5IdComponent.h index d3d9b9f..70522dc 100644 --- a/c++/src/H5IdComponent.h +++ b/c++/src/H5IdComponent.h @@ -48,6 +48,12 @@ class H5_DLLCPP IdComponent { // Returns an HDF5 object type of this object. H5I_type_t getHDFObjType() const; + // Returns the number of members in a type. + static hsize_t getNumMembers(H5I_type_t type); + + // Determines if an type exists. + static bool typeExists(H5I_type_t type); + // Assignment operator. IdComponent& operator=( const IdComponent& rhs ); diff --git a/c++/src/H5PropList.cpp b/c++/src/H5PropList.cpp index f0eb847..1564a93 100644 --- a/c++/src/H5PropList.cpp +++ b/c++/src/H5PropList.cpp @@ -347,7 +347,7 @@ hid_t PropList::getClass() const //-------------------------------------------------------------------------- // Function: PropList::propExist -///\brief Query the existance of a property in a property object. +///\brief Queries the existence of a property in a property object. ///\param name - IN: Name of property to check for - \c char pointer ///\return true if the property exists in the property object, and /// false, otherwise. diff --git a/c++/test/tfile.cpp b/c++/test/tfile.cpp index f836ac0..d085d29 100644 --- a/c++/test/tfile.cpp +++ b/c++/test/tfile.cpp @@ -49,6 +49,7 @@ const size_t F2_OFFSET_SIZE = 8; const size_t F2_LENGTH_SIZE = 8; const unsigned F2_SYM_LEAF_K = 8; const unsigned F2_SYM_INTERN_K = 32; +const unsigned F2_ISTORE = 64; const H5std_string FILE2("tfile2.h5"); const hsize_t F3_USERBLOCK_SIZE = (hsize_t)0; @@ -506,7 +507,6 @@ static void test_file_name() { issue_fail_msg("test_file_name()", __LINE__, __FILE__, E.getCDetailMsg()); } - } // test_file_name() @@ -515,8 +515,8 @@ const int ATTR1_DIM1 = 3; const H5std_string FILE5("tfattrs.h5"); const H5std_string FATTR1_NAME ("file attribute 1"); const H5std_string FATTR2_NAME ("file attribute 2"); -int fattr_data[ATTR1_DIM1]={512,-234,98123}; /* Test data for file attribute */ -int dattr_data[ATTR1_DIM1]={256,-123,1000}; /* Test data for dataset attribute */ +int fattr_data[ATTR1_DIM1]={512,-234,98123}; // Test data for file attribute +int dattr_data[ATTR1_DIM1]={256,-123,1000}; // Test data for dataset attribute static void test_file_attribute() { @@ -619,6 +619,7 @@ static void test_file_attribute() issue_fail_msg("test_file_attribute()", __LINE__, __FILE__, E.getCDetailMsg()); } } // test_file_attribute() + const H5std_string FILE6("tfile5.h5"); const H5std_string ROOTGROUP("/"); @@ -797,11 +798,13 @@ static void test_commonfg() } /* end test_commonfg() */ const H5std_string FILE7("tfile7.h5"); + /*------------------------------------------------------------------------- - * Function: test_filespace_info + * Function: test_file_info * - * Purpose: Verify that setting and retrieving the file space strategy - * and free space section threshold work correctly. + * Purpose: Verify that various properties in a file creation property + * lists are stored correctly in the file and can be retrieved + * when the file is re-opened. * * Return: None * @@ -810,12 +813,11 @@ const H5std_string FILE7("tfile7.h5"); * *------------------------------------------------------------------------- */ -static void test_filespace_info() +static void test_file_info() { // Output message about test being performed - SUBTEST("File space information"); + SUBTEST("File general information"); - hid_t fapl_id = h5_fileaccess(); // in h5test.c, returns a file access template hsize_t in_threshold = 2; // Free space section threshold to set */ hsize_t out_threshold = 0; // Free space section threshold to get */ // File space handling strategy @@ -824,29 +826,82 @@ static void test_filespace_info() H5F_file_space_type_t out_strategy = H5F_FILE_SPACE_DEFAULT; try { - // Use the file access template id to create a file access prop. - // list object to pass in H5File::H5File - FileAccPropList fapl(fapl_id); + // Create a file using default properties. + H5File tempfile(FILE7, H5F_ACC_TRUNC); + + // Get the file's version information. + H5F_info2_t finfo; + tempfile.getFileInfo(finfo); + verify_val(finfo.super.version, 0, "H5File::getFileInfo", __LINE__, __FILE__); + verify_val(finfo.free.version, 0, "H5File::getFileInfo", __LINE__, __FILE__); + verify_val(finfo.sohm.version, 0, "H5File::getFileInfo", __LINE__, __FILE__); + + // Close the file. + tempfile.close(); - /* Create file-creation proplist */ + // Create file creation property list. FileCreatPropList fcpl; - /* Set file space strategy and free space section threshold */ + // Set various file information. + fcpl.setUserblock(F2_USERBLOCK_SIZE); + fcpl.setSizes(F2_OFFSET_SIZE, F2_LENGTH_SIZE); + fcpl.setSymk(F2_SYM_INTERN_K, F2_SYM_LEAF_K); + fcpl.setIstorek(F2_ISTORE); fcpl.setFileSpace(in_strategy, in_threshold); - // Create a file using default properties. + // Creating a file with the non-default file creation property list + // should create a version 1 superblock + + // Create file with custom file creation property list. H5File file7(FILE7, H5F_ACC_TRUNC, fcpl); - /* Close the file */ + // Close the file creation property list. + fcpl.close(); + + // Get the file's version information. + file7.getFileInfo(finfo); + verify_val(finfo.super.version, 2, "H5File::getFileInfo", __LINE__, __FILE__); + verify_val(finfo.free.version, 0, "H5File::getFileInfo", __LINE__, __FILE__); + verify_val(finfo.sohm.version, 0, "H5File::getFileInfo", __LINE__, __FILE__); + + // Close the file. file7.close(); - /* Re-open the file */ - file7.openFile(FILE7, H5F_ACC_RDWR, fapl); + // Re-open the file. + file7.openFile(FILE7, H5F_ACC_RDONLY); - /* Get the file's creation property */ + // Get the file's creation property list. FileCreatPropList fcpl2 = file7.getCreatePlist(); - /* Get and verify the file space info from the creation property list */ + // Get the file's version information. + file7.getFileInfo(finfo); + verify_val(finfo.super.version, 2, "H5File::getFileInfo", __LINE__, __FILE__); + verify_val(finfo.free.version, 0, "H5File::getFileInfo", __LINE__, __FILE__); + verify_val(finfo.sohm.version, 0, "H5File::getFileInfo", __LINE__, __FILE__); + + // Retrieve the property values & check them. + hsize_t userblock = fcpl2.getUserblock(); + verify_val(userblock, F2_USERBLOCK_SIZE, "FileCreatPropList::getUserblock", __LINE__, __FILE__); + + size_t off_size = 0, len_size = 0; + fcpl2.getSizes(off_size, len_size); + verify_val(off_size, F2_OFFSET_SIZE, "FileCreatPropList::getSizes", __LINE__, __FILE__); + verify_val(len_size, F2_LENGTH_SIZE, "FileCreatPropList::getSizes", __LINE__, __FILE__); + + unsigned sym_ik = 0, sym_lk = 0; + fcpl2.getSymk(sym_ik, sym_lk); + verify_val(sym_ik, F2_SYM_INTERN_K, "FileCreatPropList::getSymk", __LINE__, __FILE__); + verify_val(sym_lk, F2_SYM_LEAF_K, "FileCreatPropList::getSymk", __LINE__, __FILE__); + + unsigned istore_ik = fcpl2.getIstorek(); + verify_val(istore_ik, F2_ISTORE, "FileCreatPropList::getIstorek", __LINE__, __FILE__); + + /* ret=H5Pget_shared_mesg_nindexes(fcpl2,&nindexes); + CHECK(ret, FAIL, "H5Pget_shared_mesg_nindexes"); + VERIFY(nindexes, MISC11_NINDEXES, "H5Pget_shared_mesg_nindexes"); + */ + + // Get and verify the file space info from the creation property list */ out_strategy = fcpl2.getFileSpaceStrategy(); verify_val(static_cast<unsigned>(out_strategy), static_cast<unsigned>(in_strategy), "FileCreatPropList::getFileSpaceStrategy", __LINE__, __FILE__); @@ -855,17 +910,11 @@ static void test_filespace_info() PASSED(); } // end of try block - catch (Exception& E) { issue_fail_msg("test_filespace_info()", __LINE__, __FILE__, E.getCDetailMsg()); } - // Close file access template. - herr_t ret = H5Pclose(fapl_id); - if (ret < 0) - issue_fail_msg("test_filespace_info()", __LINE__, __FILE__, "H5Pclose failed"); - -} /* test_filespace_info() */ +} /* test_file_info() */ /*------------------------------------------------------------------------- * Function: test_file @@ -894,7 +943,7 @@ void test_file() test_file_attribute(); // Test file attribute feature test_libver_bounds(); // Test format version test_commonfg(); // Test H5File as a root group - test_filespace_info(); // Test file space info + test_file_info(); // Test various file info } // test_file() |