protected String escapeColumnValue(Object value) 
{
        String stringValue = StringUtils.trim(value.toString());
        if (!StringUtils.containsNone(stringValue, new char[]{'\n", ',"}))
        {
            return "\"" + //$NON-NLS-1$
                StringUtils.replace(stringValue, "\"", "\\\"") + "\""; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
        }
        return stringValue;
}

Escaping for csv format.
• Quotes inside quoted strings are escaped with a /
• Fields containings newlines or , are surrounded by "
Note this is the standard CVS format and it's not handled well by excel.

 protected boolean getAlwaysAppendCellEnd() 
{
        return false;
}

 protected boolean getAlwaysAppendRowEnd() 
{
        return true;
}

 protected String getCellEnd() 
{
        return ","; //$NON-NLS-1$
}

 public String getMimeType() 
{
        return "text/csv"; //$NON-NLS-1$
}

 protected String getRowEnd() 
{
        return "\n"; //$NON-NLS-1$
}

 public  void setParameters(TableModel tableModel,
    boolean exportFullList,
    boolean includeHeader,
    boolean decorateValues) 
{
        super.setParameters(tableModel, exportFullList, includeHeader, decorateValues);
}