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258 C Helper Classes for Accessing MDSplus from Java
s.writeByte( dtype );
s.writeByte( client type );
s . writeByte ( ndims );
for
{
( i = 0; i < MDSDescriptor .MAX DIM ; i ++ )
s.writeInt( dims[i ] );
}
s . write ( body , 0 ,
s. flush ();
message id ++;
length ) ;
}
/∗ Receive the response from the MDSplus server .
Decode and store
the header of this message ∗/
public void receive ( DataInputStream s )
throws IOException
{
byte header [] =
new byte [16 + 4 ∗ MDSDescriptor .MAX DIM ] ;
int i;
s. readFully(header );
client type = header [14];
compressed = (( client t y p e & COMPRESSED) ==
COMPRESSED ) ;
msglen = byteArrayToInt ( header , 0);
status = byteArrayToInt ( header , 4);
length = byteArrayToShort ( header , 8);
nargs = header [10];
descr idx = header [11];
message id = header [12];
dtype = header [13];
client type = header [14];
ndims = header [15];
for
{
( i = 0; i < MDSDescriptor .MAX DIM ; i ++ )
dims[ i ] = byteArrayToInt ( header , 16 + 4∗ i);
}
if ( msglen > 48 )
{
if ( compressed )
{
body = readCompressedBytes ( msglen − 52, s );
}
else
{
body = new byte [ msglen − 48];
s. readFully(body);