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+/******************************************************************
+ * CreateFileInput.java (for HDF5 tutorial Lesson 4)
+ *
+ * -- Creating a HDF5 file
+ * (another java conversion from h5_crtfile.c, give user two options:
+ * one for library path and one for file name, if user chooses
+ * nothing, then the default file name is used.)
+ *
+ ******************************************************************/
+
+import java.lang.System;
+import java.util.*;
+import ncsa.hdf.hdf5lib.*;
+import ncsa.hdf.hdf5lib.exceptions.*;
+
+public class CreateFileInput
+{
+ // The run command should be like:
+ // "./runCreateFileInput -l /usr/lib/hdf5.dll -f ./open.h5"
+ public static void main(String []argv)
+ {
+ int file_id = -1; // file identifier
+ int status = -1;
+ String libpath = null;
+ String filename = null;
+
+ for (int i = 0; i < argv.length; i++)
+ {
+ if ("-l".equalsIgnoreCase (argv[i]))
+ libpath = argv[++i];
+
+ if ("-f".equalsIgnoreCase (argv[i]))
+ filename = argv[++i];
+ }
+
+ if (libpath != null)
+ {
+ Properties pros = System.getProperties ();
+ pros.put (H5.H5PATH_PROPERTY_KEY, libpath);
+
+ /*
+ this function call could be used in Java 1.2
+ System.setProperty (H5.H5PATH_PROPERTY_KEY, libpath);
+ */
+ }
+
+ if (filename == null)
+ {
+ filename = "file.h5"; // if no input file name, use the default name
+ }
+
+ file_id = H5Fcreate_wrap (filename,
+ HDF5Constants.H5F_ACC_TRUNC,
+ HDF5Constants.H5P_DEFAULT,
+ HDF5Constants.H5P_DEFAULT);
+ status = H5Fclose_wrap (filename, file_id);
+ }
+
+
+ // Help function for creating a new file
+ public static int H5Fcreate_wrap (String name, int flags,
+ int create_id, int access_id)
+ {
+ int file_id = -1; // file identifier
+ try
+ {
+ // Create a new file using default file properties.
+ file_id = H5.H5Fcreate (name, flags, create_id, access_id);
+
+ }
+ catch (HDF5Exception hdf5e)
+ {
+ System.out.println
+ ("CreateFileInput.H5Fcreate_wrap() with HDF5Exception: "
+ + hdf5e.getMessage());
+ }
+ catch (Exception e)
+ {
+ System.out.println
+ ("CreateFileInput.H5Fcreate_wrap() with other Exception: "
+ + e.getMessage());
+ }
+
+ System.out.println ("\nThe file name is: " + name);
+ System.out.println ("The file ID is: " + file_id);
+
+ return file_id;
+ }
+
+
+ // Help function for terminating access to the file.
+ public static int H5Fclose_wrap (String name, int file_id)
+ {
+ int status = -1;
+
+ try
+ {
+ // Terminate access to the file.
+ status = H5.H5Fclose (file_id);
+ }
+ catch (HDF5Exception hdf5e)
+ {
+ System.out.println
+ ("CreateFileInput.H5Fclose_wrap() with HDF5Exception: "
+ + hdf5e.getMessage());
+ }
+ catch (Exception e)
+ {
+ System.out.println
+ ("CreateFileInput.H5Fclose_wrap() with other exception: "
+ + e.getMessage());
+ }
+
+ return status;
+ }
+}
+
+