Package weka.core.xml

Class KOML

java.lang.Object

weka.core.xml.KOML

All Implemented Interfaces:

RevisionHandler

public class KOML
extends Object
implements RevisionHandler

This class is a helper class for XML serialization using KOML . KOML does not need to be present, since the class-calls are done generically via Reflection.

Version:

$Revision 1.0$

Author:

FracPete (fracpete at waikato dot ac dot nz)

Field Summary

Fields

Modifier and Type	Field	Description
static String	FILE_EXTENSION	the extension for KOML files (including '.')

Constructor Summary

Constructors

Constructor	Description
KOML()

Method Summary

Modifier and Type	Method	Description
String	getRevision()	Returns the revision string.
static boolean	isPresent()	returns whether KOML is present or not, i.e.
static Object	read(File file)	reads the XML-serialized object from the given file
static Object	read(InputStream stream)	reads the XML-serialized object from a stream
static Object	read(String filename)	reads the XML-serialized object from the given file
static boolean	write(File file, Object o)	write the XML-serialized object to the given file
static boolean	write(OutputStream stream, Object o)	writes the XML-serialized object to a stream
static boolean	write(String filename, Object o)	writes the XML-serialized object to the given file

Methods inherited from class java.lang.Object

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

Field Detail

FILE_EXTENSION

public static final String FILE_EXTENSION

the extension for KOML files (including '.')

See Also:

Constant Field Values

Constructor Detail

KOML

public KOML()

Method Detail

isPresent

public static boolean isPresent()

returns whether KOML is present or not, i.e. whether the classes are in the classpath or not

Returns:

whether KOML is available

read

public static Object read(String filename)
                   throws Exception

reads the XML-serialized object from the given file

Parameters:

filename - the file to deserialize the object from

Returns:

the deserialized object

Throws:

Exception - if something goes wrong while reading from the file

read

public static Object read(File file)
                   throws Exception

reads the XML-serialized object from the given file

Parameters:

file - the file to deserialize the object from

Returns:

the deserialized object

Throws:

Exception - if something goes wrong while reading from the file

read

public static Object read(InputStream stream)
                   throws Exception

reads the XML-serialized object from a stream

Parameters:

stream - the stream to deserialize the object from

Returns:

the deserialized object

Throws:

Exception - if something goes wrong while reading from the stream

write

public static boolean write(String filename,
                            Object o)
                     throws Exception

writes the XML-serialized object to the given file

Parameters:

filename - the file to serialize the object to

o - the object to write to the file

Returns:

whether writing was successful or not

Throws:

Exception - if something goes wrong while writing to the file

write

public static boolean write(File file,
                            Object o)
                     throws Exception

write the XML-serialized object to the given file

Parameters:

file - the file to serialize the object to

o - the object to write to the file

Returns:

whether writing was successful or not

Throws:

Exception - if something goes wrong while writing to the file

write

public static boolean write(OutputStream stream,
                            Object o)
                     throws Exception

writes the XML-serialized object to a stream

Parameters:

stream - the stream to serialize the object to

o - the object to write to the stream

Returns:

whether writing was successful or not

Throws:

Exception - if something goes wrong while writing to the stream

getRevision

public String getRevision()

Returns the revision string.

Specified by:

getRevision in interface RevisionHandler

Returns:

the revision