C++ DSetCreatPropList::close方法代码示例

static void test_null_filter()
{
    // Output message about test being performed
    SUBTEST("'Null' filter");
    try {
	//hsize_t  null_size;          // Size of dataset with null filter

	// Prepare dataset create property list
	DSetCreatPropList dsplist;
	dsplist.setChunk(2, chunk_size);

	if (H5Zregister (H5Z_BOGUS)<0)
            throw Exception("test_null_filter", "H5Zregister failed");

	// Set some pretent filter
	dsplist.setFilter(H5Z_FILTER_BOGUS);

	// this function is just a stub right now; will work on it later - BMR
	//if(test_filter_internal(file,DSET_BOGUS_NAME,dc,DISABLE_FLETCHER32,DATA_NOT_CORRUPTED,&null_size)<0)
        //  throw Exception("test_null_filter", "test_filter_internal failed");

	// Close objects.
	dsplist.close();
	PASSED();
    } // end of try

    // catch all other exceptions
    catch (Exception E)
    {
        issue_fail_msg("test_null_filter()", __LINE__, __FILE__, E.getCDetailMsg());
    }
}  // test_null_filter

HDF5HandlerBase::HDF5HandlerBase(const std::string &fileName, const std::string &datasetName)
    : FILE_NAME(H5std_string(fileName))
    , DATASETNAME(H5std_string(datasetName))
{


    try
    {

        Exception::dontPrint();

        file = H5File(FILE_NAME, H5F_ACC_TRUNC);

        hsize_t dims[1] = {0};
        hsize_t maxdims[1] = {H5S_UNLIMITED};
        hsize_t chunk_dims[1] = {10000};

        DataSpace dataspace = DataSpace(1,dims,maxdims);

        DSetCreatPropList prop;
        prop.setChunk(1, chunk_dims);

        dataset = file.createDataSet( DATASETNAME,
	                         PredType::STD_I32BE, dataspace, prop);

        prop.close();
        dataspace.close();
    } catch (Exception &error) {
        // Throw FileIException, DataSetIException, DataSpaceIException
        throw;
    }

}

void test_szip_filter(H5File& file1)
{
#ifdef H5_HAVE_FILTER_SZIP
    int      points[DSET_DIM1][DSET_DIM2], check[DSET_DIM1][DSET_DIM2];
    unsigned szip_options_mask=H5_SZIP_NN_OPTION_MASK;
    unsigned szip_pixels_per_block=4;

    // Output message about test being performed
    SUBTEST("szip filter (with encoder)");

    if ( h5_szip_can_encode() == 1) {
        char* tconv_buf = new char [1000];

        try {
            const hsize_t   size[2] = {DSET_DIM1, DSET_DIM2};

            // Create the data space
            DataSpace space1(2, size, NULL);

            // Create a small conversion buffer to test strip mining (?)
            DSetMemXferPropList xfer;
            xfer.setBuffer (1000, tconv_buf, NULL);

            // Prepare dataset create property list
            DSetCreatPropList dsplist;
            dsplist.setChunk(2, chunk_size);

            // Set up for szip compression
            dsplist.setSzip(szip_options_mask, szip_pixels_per_block);

            // Create a dataset with szip compression
            DataSpace space2 (2, size, NULL);
            DataSet dataset(file1.createDataSet (DSET_SZIP_NAME, PredType::NATIVE_INT, space2, dsplist));

            hsize_t i, j, n;
            for (i=n=0; i<size[0]; i++)
            {
                for (j=0; j<size[1]; j++)
                {
                    points[i][j] = (int)n++;
                }
            }

            // Write to the dataset then read back the values
            dataset.write ((void*)points, PredType::NATIVE_INT, DataSpace::ALL, DataSpace::ALL, xfer);
            dataset.read ((void*)check, PredType::NATIVE_INT, DataSpace::ALL, DataSpace::ALL, xfer);

            // Check that the values read are the same as the values written
            for (i = 0; i < size[0]; i++)
                for (j = 0; j < size[1]; j++)
                {
                    int status = check_values (i, j, points[i][j], check[i][j]);
                    if (status == -1)
                        throw Exception("test_szip_filter", "Failed in testing szip method");
                }
            dsplist.close();
            PASSED();
        } // end of try

        // catch all other exceptions
        catch (Exception E)
        {
            issue_fail_msg("test_szip_filter()", __LINE__, __FILE__, E.getCDetailMsg());
        }

        delete[] tconv_buf;
    } // if szip presents
    else {
	SKIPPED();
    }

#else /* H5_HAVE_FILTER_SZIP */
    SUBTEST("szip filter");
    SKIPPED();
    puts("    Szip filter not enabled");
#endif /* H5_HAVE_FILTER_SZIP */
}  // test_szip_filter

/*-------------------------------------------------------------------------
 * Function:	test_compact_vlstring
 *
 * Purpose:	Test storing VL strings in compact datasets.
 *
 * Return:	None
 *
 * Programmer:	Binh-Minh Ribler (use C version)
 *		January, 2007
 *
 *-------------------------------------------------------------------------
 */
static void test_compact_vlstring()
{
    // Output message about test being performed
    SUBTEST("VL Strings on Compact Dataset");

    try {
	// Create file
	H5File file1(FILENAME, H5F_ACC_TRUNC);

	// Create dataspace for datasets
        hsize_t dims1[] = {SPACE1_DIM1};
        DataSpace sid1(SPACE1_RANK, dims1);

	// Create a datatype to refer to
	StrType vlst(0, H5T_VARIABLE);

	// Create dataset create property list and set layout
	DSetCreatPropList plist;
	plist.setLayout(H5D_COMPACT);

	// Create a dataset
	DataSet dataset(file1.createDataSet("Dataset5", vlst, sid1, plist));

	// Write dataset to disk
	const char *wdata[SPACE1_DIM1] = {"one", "two", "three", "four"};
	dataset.write(wdata, vlst);

	// Read dataset from disk
	char *rdata[SPACE1_DIM1];   // Information read in
	dataset.read(rdata, vlst);

	// Compare data read in
	hsize_t i;
	for (i=0; i<SPACE1_DIM1; i++) {
	    if (HDstrlen(wdata[i])!=strlen(rdata[i])) {
		TestErrPrintf("VL data length don't match!, strlen(wdata[%d])=%d, strlen(rdata[%d])=%d\n",(int)i,(int)strlen(wdata[i]),(int)i,(int)strlen(rdata[i]));
		continue;
	    } // end if
	    if (HDstrcmp(wdata[i],rdata[i]) != 0) {
		TestErrPrintf("VL data values don't match!, wdata[%d]=%s, rdata[%d]=%s\n",(int)i,wdata[i],(int)i,rdata[i]);
		continue;
	    } // end if
	} // end for

	// Reclaim the read VL data
	DataSet::vlenReclaim((void *)rdata, vlst, sid1);

	// Close objects and file
	dataset.close();
	vlst.close();
	sid1.close();
	plist.close();
	file1.close();

	PASSED();
    } // end try

    // Catch all exceptions.
    catch (Exception E)
    {
        issue_fail_msg("test_compact_vlstrings()", __LINE__, __FILE__, E.getCDetailMsg());
    }
}   // test_compact_vlstrings

/*-------------------------------------------------------------------------
 * Function:	test_vlstrings_special
 *
 * Purpose:	Test VL string code for special string cases, nil and
 *		zero-sized.
 *
 * Return:	None
 *
 * Programmer:	Binh-Minh Ribler (use C version)
 *		January, 2007
 *
 *-------------------------------------------------------------------------
 */
static void test_vlstrings_special()
{
    const char *wdata[SPACE1_DIM1] = {"one", "two", "", "four"};
    const char *wdata2[SPACE1_DIM1] = {NULL, NULL, NULL, NULL};
    char *rdata[SPACE1_DIM1];   // Information read in

    // Output message about test being performed.
    SUBTEST("Special VL Strings");

    try {
	// Create file.
	H5File file1(FILENAME, H5F_ACC_TRUNC);

        // Create dataspace for datasets.
        hsize_t dims1[] = {SPACE1_DIM1};
        DataSpace sid1(SPACE1_RANK, dims1);

	// Create a datatype to refer to.
	StrType vlst(0, H5T_VARIABLE);

	// Create a dataset.
	DataSet dataset(file1.createDataSet("Dataset3", vlst, sid1));

	// Read from the dataset before writing data.
	dataset.read(rdata, vlst);

	// Check data read in.
	hsize_t i;      	// counting variable
	for (i=0; i<SPACE1_DIM1; i++)
	    if(rdata[i]!=NULL)
		TestErrPrintf("VL doesn't match!, rdata[%d]=%p\n",(int)i,rdata[i]);

	// Write dataset to disk, then read it back.
	dataset.write(wdata, vlst);
	dataset.read(rdata, vlst);

	// Compare data read in.
	for (i = 0; i < SPACE1_DIM1; i++) {
	    size_t wlen = HDstrlen(wdata[i]);
	    size_t rlen = HDstrlen(rdata[i]);
	    if(wlen != rlen) {
		TestErrPrintf("VL data lengths don't match!, strlen(wdata[%d])=%u, strlen(rdata[%d])=%u\n", (int)i, (unsigned)wlen, (int)i, (unsigned)rlen);
		continue;
	    } // end if
	    if(HDstrcmp(wdata[i],rdata[i]) != 0) {
		TestErrPrintf("VL data values don't match!, wdata[%d]=%s, rdata[%d]=%s\n", (int)i, wdata[i], (int)i, rdata[i]);
		continue;
	    } // end if
	} // end for

	// Reclaim the read VL data.
	DataSet::vlenReclaim((void *)rdata, vlst, sid1);

	// Close Dataset.
	dataset.close();

	/*
	 * Create another dataset to test nil strings.
	 */

	// Create the property list and set the fill value for the second
	// dataset.
	DSetCreatPropList dcpl;
	char *fill = NULL;	// Fill value
	dcpl.setFillValue(vlst, &fill);
	dataset = file1.createDataSet("Dataset4", vlst, sid1, dcpl);

	// Close dataset creation property list.
	dcpl.close();

	// Read from dataset before writing data.
	dataset.read(rdata, vlst);

	// Check data read in.
	for (i=0; i<SPACE1_DIM1; i++)
	  if(rdata[i]!=NULL)
	    TestErrPrintf("VL doesn't match!, rdata[%d]=%p\n",(int)i,rdata[i]);

	// Try to write nil strings to disk.
	dataset.write(wdata2, vlst);

	// Read nil strings back from disk.
	dataset.read(rdata, vlst);

	// Check data read in.
	for (i=0; i<SPACE1_DIM1; i++)
	  if(rdata[i]!=NULL)
//.........这里部分代码省略.........