dsto.dfc.databeans.io
Class TextDefaultCodec

java.lang.Object
  dsto.dfc.databeans.io.TextDefaultCodec

All Implemented Interfaces:

TextDecoder, TextEncoder

public class TextDefaultCodec
extends Object
implements TextEncoder, TextDecoder

Generic text encoder/decoder that uses toString () to encode and the single String argument constructor to decode.

Version:

$Revision$

Author:

mpp

Constructor Summary

TextDefaultCodec()

Method Summary

boolean	canEncode(XmlEncodeContext context, Object value) Test if this codec can encode a given object.
Object	decode(Class type, String text) Decode a text value.
String	encode(Object value) Encode a value into text.

Methods inherited from class java.lang.Object

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

Constructor Detail

TextDefaultCodec

public TextDefaultCodec()

Method Detail

canEncode

public boolean canEncode(XmlEncodeContext context,
                         Object value)

Description copied from interface: TextEncoder

Test if this codec can encode a given object.

Specified by:

canEncode in interface TextEncoder

Parameters:

context - The current encode context.

value - The value. May be null.

Returns:

True if this encoder should be used for value.

encode

public String encode(Object value)
              throws IllegalArgumentException

Description copied from interface: TextEncoder

Encode a value into text.

Specified by:

encode in interface TextEncoder

Parameters:

value - The value to encode.

Returns:

String The encoded value.

Throws:

IllegalArgumentException - if the value cannot be encoded.

decode

public Object decode(Class type,
                     String text)
              throws IllegalArgumentException

Description copied from interface: TextDecoder

Decode a text value.

Specified by:

decode in interface TextDecoder

Parameters:

type - The type of value expected.

text - The text form of the value.

Returns:

Object The decoded value.

Throws:

IllegalArgumentException - if the value cannot be decoded.