+
+ private void writeObject(ObjectOutputStream oos) throws IOException {
+ oos.writeLong(getId());
+ }
+
+ private void readObject(ObjectInputStream ois) throws IOException, ClassNotFoundException {
+ id = (int) ois.readLong();
+ }
+
+ protected Object readResolve() throws ObjectStreamException {
+ /**
+ * Returning the Object by looking up its ID in the cache.
+ *
+ * @see http://www.javalobby.org/java/forums/t17491.html
+ * @see http://www.jguru.com/faq/view.jsp?EID=44039
+ * @see http://thecodersbreakfast.net/
+ * ?post/2011/05/12/Serialization-and-magic-methods
+ */
+ CertificateOwner co = getById(this.getId());
+
+ if (null == co) {
+ throw new Error("Unknown Certificate Owner");
+ }
+
+ return co;
+ }
+