hep.graphics.heprep.ref
Class DefaultHepRepReader

java.lang.Object
  |
  +--hep.graphics.heprep.ref.DefaultHepRepReader

All Implemented Interfaces:

HepRepReader

public class DefaultHepRepReader

extends Object

implements HepRepReader

Read in java serialized IO

Version:

$Id: DefaultHepRepReader.java,v 1.1 2003/06/28 20:45:39 duns Exp $

Author:

M.Donszelmann

Field Summary

static String

cvsId

Constructor Summary

DefaultHepRepReader(InputStream in)

DefaultHepRepReader(String fileName)

Method Summary

void	close() Closes the reader and its underlying stream.
boolean	hasNext() Is there a next heprep.
boolean	hasRandomAccess() Allows random access.
boolean	hasSequentialAccess() Allows for sequential access.
HepRep	next() Reads the next HepRep from the Reader.
HepRep	read(String name) Reads a HepRep by name (random access only).
void	reset() Resets a sequential HepRep reader.

Methods inherited from class java.lang.Object

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

Field Detail

cvsId

public static final String cvsId

See Also:

Constant Field Values

Constructor Detail

DefaultHepRepReader

public DefaultHepRepReader(InputStream in)
                    throws IOException

DefaultHepRepReader

public DefaultHepRepReader(String fileName)
                    throws IOException

Method Detail

close

public void close()
           throws IOException

Description copied from interface: HepRepReader

Closes the reader and its underlying stream.

Specified by:

close in interface HepRepReader

Throws:

IOException - in case of a stream problem.

hasSequentialAccess

public boolean hasSequentialAccess()
                            throws IOException

Description copied from interface: HepRepReader

Allows for sequential access.

Specified by:

hasSequentialAccess in interface HepRepReader

Returns:

true if sequential access is possible.

Throws:

IOException - in case of a stream problem.

reset

public void reset()
           throws IOException,
                  UnsupportedOperationException

Description copied from interface: HepRepReader

Resets a sequential HepRep reader.

Specified by:

reset in interface HepRepReader

Throws:

UnsupportedOperationException - if the reader does not support sequential access.

IOException - in case of a stream problem.

hasNext

public boolean hasNext()
                throws IOException,
                       UnsupportedOperationException

Description copied from interface: HepRepReader

Is there a next heprep.

Specified by:

hasNext in interface HepRepReader

Returns:

true if the next heprep is available.

Throws:

IOException - in case of a stream problem.

UnsupportedOperationException - if the reader does not support sequential access.

next

public HepRep next()
            throws IOException,
                   UnsupportedOperationException,
                   NoSuchElementException

Description copied from interface: HepRepReader

Reads the next HepRep from the Reader.

Specified by:

next in interface HepRepReader

Returns:

heprep.

Throws:

IOException - in case of a stream problem.

NoSuchElementException - if the heprep is not available, or EOF.

UnsupportedOperationException - if the reader does not support sequential access.

hasRandomAccess

public boolean hasRandomAccess()

Description copied from interface: HepRepReader

Allows random access.

Specified by:

hasRandomAccess in interface HepRepReader

Returns:

true if this reader provides random access

read

public HepRep read(String name)
            throws IOException,
                   UnsupportedOperationException,
                   NoSuchElementException

Description copied from interface: HepRepReader

Reads a HepRep by name (random access only).

Specified by:

read in interface HepRepReader

Parameters:

name - for the heprep to be read.

Returns:

heprep.

Throws:

UnsupportedOperationException - if the reader does not support random access.

IOException - in case of a stream problem.

NoSuchElementException - if the heprep is not available.