diff options
Diffstat (limited to 'java/examples/datasets/H5Ex_D_Hyperslab.java')
| -rw-r--r-- | java/examples/datasets/H5Ex_D_Hyperslab.java | 70 |
1 files changed, 38 insertions, 32 deletions
diff --git a/java/examples/datasets/H5Ex_D_Hyperslab.java b/java/examples/datasets/H5Ex_D_Hyperslab.java index fa3473f..0575d50 100644 --- a/java/examples/datasets/H5Ex_D_Hyperslab.java +++ b/java/examples/datasets/H5Ex_D_Hyperslab.java @@ -26,17 +26,18 @@ import hdf.hdf5lib.H5; import hdf.hdf5lib.HDF5Constants; public class H5Ex_D_Hyperslab { - private static String FILENAME = "H5Ex_D_Hyperslab.h5"; + private static String FILENAME = "H5Ex_D_Hyperslab.h5"; private static String DATASETNAME = "DS1"; - private static final int DIM_X = 6; - private static final int DIM_Y = 8; - private static final int RANK = 2; + private static final int DIM_X = 6; + private static final int DIM_Y = 8; + private static final int RANK = 2; - private static void writeHyperslab() { - long file_id = HDF5Constants.H5I_INVALID_HID; + private static void writeHyperslab() + { + long file_id = HDF5Constants.H5I_INVALID_HID; long filespace_id = HDF5Constants.H5I_INVALID_HID; - long dataset_id = HDF5Constants.H5I_INVALID_HID; - long[] dims = { DIM_X, DIM_Y }; + long dataset_id = HDF5Constants.H5I_INVALID_HID; + long[] dims = {DIM_X, DIM_Y}; int[][] dset_data = new int[DIM_X][DIM_Y]; // Initialize data to "1", to make it easier to see the selections. @@ -57,7 +58,7 @@ public class H5Ex_D_Hyperslab { // Create a new file using default properties. try { file_id = H5.H5Fcreate(FILENAME, HDF5Constants.H5F_ACC_TRUNC, HDF5Constants.H5P_DEFAULT, - HDF5Constants.H5P_DEFAULT); + HDF5Constants.H5P_DEFAULT); } catch (Exception e) { e.printStackTrace(); @@ -76,20 +77,22 @@ public class H5Ex_D_Hyperslab { try { if ((file_id >= 0) && (filespace_id >= 0)) dataset_id = H5.H5Dcreate(file_id, DATASETNAME, HDF5Constants.H5T_STD_I32LE, filespace_id, - HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT); + HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT, + HDF5Constants.H5P_DEFAULT); } catch (Exception e) { e.printStackTrace(); } // Define and select the first part of the hyperslab selection. - long[] start = { 0, 0 }; - long[] stride = { 3, 3 }; - long[] count = { 2, 3 }; - long[] block = { 2, 2 }; + long[] start = {0, 0}; + long[] stride = {3, 3}; + long[] count = {2, 3}; + long[] block = {2, 2}; try { if ((filespace_id >= 0)) - H5.H5Sselect_hyperslab(filespace_id, HDF5Constants.H5S_SELECT_SET, start, stride, count, block); + H5.H5Sselect_hyperslab(filespace_id, HDF5Constants.H5S_SELECT_SET, start, stride, count, + block); } catch (Exception e) { e.printStackTrace(); @@ -101,12 +104,13 @@ public class H5Ex_D_Hyperslab { block[1] = 1; try { if ((filespace_id >= 0)) { - H5.H5Sselect_hyperslab(filespace_id, HDF5Constants.H5S_SELECT_NOTB, start, stride, count, block); + H5.H5Sselect_hyperslab(filespace_id, HDF5Constants.H5S_SELECT_NOTB, start, stride, count, + block); // Write the data to the dataset. if (dataset_id >= 0) H5.H5Dwrite(dataset_id, HDF5Constants.H5T_NATIVE_INT, HDF5Constants.H5S_ALL, filespace_id, - HDF5Constants.H5P_DEFAULT, dset_data); + HDF5Constants.H5P_DEFAULT, dset_data); } } catch (Exception e) { @@ -140,11 +144,12 @@ public class H5Ex_D_Hyperslab { } } - private static void readHyperslab() { - long file_id = HDF5Constants.H5I_INVALID_HID; + private static void readHyperslab() + { + long file_id = HDF5Constants.H5I_INVALID_HID; long filespace_id = HDF5Constants.H5I_INVALID_HID; - long dataset_id = HDF5Constants.H5I_INVALID_HID; - long dcpl_id = HDF5Constants.H5I_INVALID_HID; + long dataset_id = HDF5Constants.H5I_INVALID_HID; + long dcpl_id = HDF5Constants.H5I_INVALID_HID; int[][] dset_data = new int[DIM_X][DIM_Y]; // Open an existing file. @@ -167,8 +172,8 @@ public class H5Ex_D_Hyperslab { // Read the data using the default properties. try { if (dataset_id >= 0) - H5.H5Dread(dataset_id, HDF5Constants.H5T_NATIVE_INT, HDF5Constants.H5S_ALL, HDF5Constants.H5S_ALL, - HDF5Constants.H5P_DEFAULT, dset_data); + H5.H5Dread(dataset_id, HDF5Constants.H5T_NATIVE_INT, HDF5Constants.H5S_ALL, + HDF5Constants.H5S_ALL, HDF5Constants.H5P_DEFAULT, dset_data); } catch (Exception e) { e.printStackTrace(); @@ -194,18 +199,19 @@ public class H5Ex_D_Hyperslab { if (dataset_id >= 0) { filespace_id = H5.H5Dget_space(dataset_id); - long[] start = { 0, 1 }; - long[] stride = { 4, 4 }; - long[] count = { 2, 2 }; - long[] block = { 2, 3 }; + long[] start = {0, 1}; + long[] stride = {4, 4}; + long[] count = {2, 2}; + long[] block = {2, 3}; if (filespace_id >= 0) { - H5.H5Sselect_hyperslab(filespace_id, HDF5Constants.H5S_SELECT_SET, start, stride, count, block); + H5.H5Sselect_hyperslab(filespace_id, HDF5Constants.H5S_SELECT_SET, start, stride, count, + block); // Read the data using the previously defined hyperslab. if ((dataset_id >= 0) && (filespace_id >= 0)) - H5.H5Dread(dataset_id, HDF5Constants.H5T_NATIVE_INT, HDF5Constants.H5S_ALL, filespace_id, - HDF5Constants.H5P_DEFAULT, dset_data); + H5.H5Dread(dataset_id, HDF5Constants.H5T_NATIVE_INT, HDF5Constants.H5S_ALL, + filespace_id, HDF5Constants.H5P_DEFAULT, dset_data); } } } @@ -258,9 +264,9 @@ public class H5Ex_D_Hyperslab { } } - public static void main(String[] args) { + public static void main(String[] args) + { H5Ex_D_Hyperslab.writeHyperslab(); H5Ex_D_Hyperslab.readHyperslab(); } - } |