/* * To change this template, choose Tools | Templates * and open the template in the editor. */package dyno.swing.designer.properties.wrappers.primitive;import dyno.swing.designer.properties.ValidationException;import dyno.swing.designer.properties.wrappers.Decoder;import dyno.swing.designer.properties.wrappers.Encoder;import dyno.swing.designer.properties.wrappers.SourceCoder;/** * * @author William Chen */public class CharWrapper implements Encoder, Decoder, SourceCoder {    public String encode(Object v) {        if(v==null)            return "\\0";        return v.toString();    }    public Object decode(String txt) {        if(txt==null||txt.length()==0)            return '\0';        if(txt.equals("\\0"))            return '\0';        else            return txt.charAt(0);    }    public void validate(String txt) throws ValidationException {        if(txt==null || txt.length()!=1)            throw new ValidationException("Character should be 1 character long!");    }    public String getJavaCode(Object value) {        if(value==null)            return "\'\\0\'";        else            return "\'"+value.toString()+"\'";    }}