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Message: [QUOTE="Arne Vajhøj, post: 5120307"] Example: import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.ObjectInputStream; import java.io.ObjectOutputStream; import java.util.ArrayList; import java.util.List; import javax.xml.bind.DatatypeConverter; public class SerFun { public static String anySerialize(Object o) throws IOException { ByteArrayOutputStream baos = new ByteArrayOutputStream(); ObjectOutputStream oos = new ObjectOutputStream(baos); oos.writeObject(o); oos.close(); return DatatypeConverter.printBase64Binary(baos.toByteArray()); } public static Object anyDeserialize(String s) throws IOException, ClassNotFoundException { ByteArrayInputStream bais = new ByteArrayInputStream(DatatypeConverter.parseBase64Binary(s)); ObjectInputStream ois = new ObjectInputStream(bais); Object o = ois.readObject(); ois.close(); return o; } public static void main(String[] args) throws Exception { List<Data> lst = new ArrayList<Data>(); lst.add(new Data(1, "A")); lst.add(new Data(2, "BB")); lst.add(new Data(3, "CCC")); System.out.println(lst); String s = anySerialize(lst); @SuppressWarnings("unchecked") List<Data> lst2 = (List<Data>)anyDeserialize(s); System.out.println(lst2); } } Arne [/QUOTE]