edu.wisc.ssec.mcidasv.data.hydra

Class HDF

java.lang.Object

edu.wisc.ssec.mcidasv.data.hydra.HDF

public class HDF
extends Object

Provides access to HDF4 files via the plug_hdf executable.

Field Summary

Fields

Modifier and Type	Field and Description
private static int	INT_SIZE
(package private) Process	process
(package private) InputStream	readable
(package private) OutputStream	writable

Constructor Summary

Constructors

Constructor and Description
HDF(String exe)

Method Summary

Methods

Modifier and Type	Method and Description
(package private) int	byteArrayToInt(byte[] b)
(package private) int[]	byteArrayToInt(int n_elems, byte[] b)
void	close()
(package private) int	command(int cmd_id, byte[] paramBlock)
(package private) HDFDimension	diminfo(int dim_id)
(package private) int	endaccess(int sds_id)
(package private) HDFFileInfo	fileinfo(int sd_id)
(package private) int	findattr(int id, String name)
(package private) int	getdimid(int sds_id, int dim_index)
(package private) HDFVariableInfo	getinfo(int sds_id)
(package private) int	hClose(int f_id)
(package private) int	hOpen(String filename)
(package private) byte[]	intArrayToByteArray(int[] a)
(package private) byte[]	intToByteArray(int a)
(package private) int	nametoindex(int id, String name)
(package private) HDFArray	readattr(int id, int attr_index)
(package private) HDFArray	readdata(int sds_id, int[] start, int[] stride, int[] edges)
(package private) HDFArray	readRawBlock(String data_type, int element_count)
(package private) String	readString()
(package private) int	readStruct()
(package private) int	select(int id, int index)
(package private) int	start(String filename)
(package private) byte[]	stringBlock(String name)
(package private) int	vEnd(int v_id)
(package private) int	vsAttach(int f_id, int v_id)
(package private) int	vsDetach(int v_id)
(package private) int	vsFind(int f_id, String data_name)
(package private) HDFArray	vsRead(int v_id, String name, int start_idx, int nrecs, int stride)
(package private) int	vStart(int f_id)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

INT_SIZE

private static final int INT_SIZE

See Also:

Constant Field Values

process

Process process

readable

InputStream readable

writable

OutputStream writable

Constructor Detail

HDF

public HDF(String exe)
    throws IOException

Throws:

IOException

Method Detail

command

int command(int cmd_id,
          byte[] paramBlock)
      throws IOException

Throws:

IOException

start

int start(String filename)
    throws Exception

Throws:

Exception

stringBlock

byte[] stringBlock(String name)
             throws IOException

Throws:

IOException

intToByteArray

byte[] intToByteArray(int a)
                throws IOException

Throws:

IOException

intArrayToByteArray

byte[] intArrayToByteArray(int[] a)
                     throws Exception

Throws:

Exception

byteArrayToInt

int byteArrayToInt(byte[] b)
             throws IOException

Throws:

IOException

byteArrayToInt

int[] byteArrayToInt(int n_elems,
                   byte[] b)
               throws IOException

Throws:

IOException

readStruct

int readStruct()
         throws IOException

Throws:

IOException

readString

String readString()
            throws IOException

Throws:

IOException

readattr

HDFArray readattr(int id,
                int attr_index)
            throws Exception

Throws:

Exception

getdimid

int getdimid(int sds_id,
           int dim_index)
       throws Exception

Throws:

Exception

diminfo

HDFDimension diminfo(int dim_id)
               throws Exception

Throws:

Exception

getinfo

HDFVariableInfo getinfo(int sds_id)
                  throws Exception

Throws:

Exception

fileinfo

HDFFileInfo fileinfo(int sd_id)
               throws Exception

Throws:

Exception

select

int select(int id,
         int index)
     throws Exception

Throws:

Exception

readRawBlock

HDFArray readRawBlock(String data_type,
                    int element_count)
                throws IOException

Throws:

IOException

endaccess

int endaccess(int sds_id)
        throws Exception

Throws:

Exception

findattr

int findattr(int id,
           String name)
       throws Exception

Throws:

Exception

nametoindex

int nametoindex(int id,
              String name)
          throws Exception

Throws:

Exception

readdata

HDFArray readdata(int sds_id,
                int[] start,
                int[] stride,
                int[] edges)
            throws Exception

Throws:

Exception

vStart

int vStart(int f_id)
     throws Exception

Throws:

Exception

vEnd

int vEnd(int v_id)
   throws Exception

Throws:

Exception

hOpen

int hOpen(String filename)
    throws Exception

Throws:

Exception

hClose

int hClose(int f_id)
     throws Exception

Throws:

Exception

vsFind

int vsFind(int f_id,
         String data_name)
     throws Exception

Throws:

Exception

vsAttach

int vsAttach(int f_id,
           int v_id)
       throws Exception

Throws:

Exception

vsDetach

int vsDetach(int v_id)
       throws Exception

Throws:

Exception

vsRead

HDFArray vsRead(int v_id,
              String name,
              int start_idx,
              int nrecs,
              int stride)
          throws Exception

Throws:

Exception

close

public void close()
           throws IOException

Throws:

IOException