public class BussinessMessage implements Comparable<BussinessMessage> {
    private final String fieldName;
    private final String message;

    public BussinessMessage(String fieldName, String message) {
        if (message==null) {
            throw new IllegalArgumentException("message no puede ser null");
        }
        
        if ((fieldName!=null) && (fieldName.trim().equals(""))) {
            this.fieldName =null;
        } else {
            this.fieldName = StringUtils.capitalize(fieldName);
        }
        this.message = StringUtils.capitalize(message);
    }

    @Override
    public String toString() {
        if (fieldName!=null) {
            return "'"+fieldName+ "'-"+message;
        } else {
            return message;
        }
    }
    
    /**
     * @return the fieldName
     */
    public String getFieldName() {
        return fieldName;
    }

    /**
     * @return the message
     */
    public String getMessage() {
        return message;
    }


    @Override
    public int compareTo(BussinessMessage o) {
        if ((getFieldName()==null) && (o.getFieldName()==null)) {
            return getMessage().compareTo(o.getMessage());
        } else if ((getFieldName()==null) && (o.getFieldName()!=null)) {
            return 1;
        } else if ((getFieldName()!=null) && (o.getFieldName()==null)) {
            return -1;
        } else if ((getFieldName()!=null) && (o.getFieldName()!=null)) {
            if (getFieldName().equals(o.getFieldName())) {
                return getMessage().compareTo(o.getMessage());
            } else {
                return getFieldName().compareTo(o.getFieldName());
            }
        } else {
           throw new RuntimeException("Error de lógica"); 
        } 
    }

    
}