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Class ncsa.hdf.message.HDFVgroup

java.lang.Object
   |
   +----ncsa.hdf.message.HDFObject
           |
           +----ncsa.hdf.message.HDFVgroup

public class HDFVgroup
extends HDFObject
HDFSDS holds HDF Vgroup information

Version:
1.1.3 September 22 1997
Author:
Peter X. Cao

Constructor Index

 o HDFVgroup()
Constructs an HDFVgroup with default parameters
 o HDFVgroup(HDFObjectNode, String)
Construct an HDFVgroup with specified HDFObjectNode and filename

Method Index

 o fromServer(HDFMessage)
process the message received from the server
 o readInfo(HDFLibrary, String, HDFObjectNode)
get HDF Vgroup information for the selected HDF file
 o service()
serve the client request on the server
 o toClient()
create a message for sending to the client

Constructors

 o HDFVgroup
 public HDFVgroup()
Constructs an HDFVgroup with default parameters

 o HDFVgroup
 public HDFVgroup(HDFObjectNode node,
                  String filename)
Construct an HDFVgroup with specified HDFObjectNode and filename

Parameters:
node - the HDFObjectNode to be transfered to the server
filename - the requested HDF file

Methods

 o toClient
 public HDFMessage toClient()
create a message for sending to the client

Returns:
the HDFMessage created by this object
Overrides:
toClient in class HDFObject
 o service
 public void service()
serve the client request on the server

Overrides:
service in class HDFObject
 o fromServer
 public void fromServer(HDFMessage message)
process the message received from the server

Parameters:
message - the HDFMessage received from the server
Overrides:
fromServer in class HDFObject
 o readInfo
 public static String readInfo(HDFLibrary hdf,
                               String filename,
                               HDFObjectNode node) throws HDFException
get HDF Vgroup information for the selected HDF file

Parameters:
filename - the string of the hdf file name
hdf - the HDFLibrary
node - the HDFObjectNode
Returns:
the string containing the Vgroup information

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