java类java.beans.Encoder的实例源码

private static void testDefaultPersistenceDelegate() {
    Encoder encoder = new Encoder();
    String[] array = { "array" };
    MyDPD dpd = new MyDPD(array);
    dpd.instantiate(dpd, encoder);
    array[0] = null;
    dpd.instantiate(dpd, encoder);
}

@Override
protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) {
  java.util.Collection oldO = (java.util.Collection) oldInstance;
  java.util.Collection newO = (java.util.Collection) newInstance;

  if (newO.size() != 0) {
    out.writeStatement(new Statement(oldInstance, "clear", new Object[] {}));
  }
  for (Iterator i = oldO.iterator(); i.hasNext();) {
    out.writeStatement(new Statement(oldInstance, "add", new Object[] {i.next()}));
  }
}

@Override
protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) {
  java.util.Collection oldO = (java.util.Collection) oldInstance;
  java.util.Collection newO = (java.util.Collection) newInstance;

  if (newO.size() != 0) {
    out.writeStatement(new Statement(oldInstance, "clear", new Object[] {}));
  }
  for (Iterator i = oldO.iterator(); i.hasNext();) {
    out.writeStatement(new Statement(oldInstance, "add", new Object[] {i.next()}));
  }
}

@Override
protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) {
  java.util.Collection oldO = (java.util.Collection) oldInstance;
  java.util.Collection newO = (java.util.Collection) newInstance;

  if (newO.size() != 0) {
    out.writeStatement(new Statement(oldInstance, "clear", new Object[] {}));
  }
  for (Iterator i = oldO.iterator(); i.hasNext();) {
    out.writeStatement(new Statement(oldInstance, "add", new Object[] {i.next()}));
  }
}

@Override
protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) {
  Timestamp ts = (Timestamp)oldInstance;
  Object[] args = { ts.getNanos() };
  Statement stmt = new Statement(oldInstance, "setNanos", args);
  out.writeStatement(stmt);
}

@Override
protected void initialize(Class type, Object oldInstance, Object newInstance, Encoder out) {
  Iterator ite = ((Collection) oldInstance).iterator();
  while (ite.hasNext()) {
    out.writeStatement(new Statement(oldInstance, "add", new Object[] {ite.next()}));
  }
}

protected void initialize(XMLEncoder encoder) {
    encoder.setPersistenceDelegate(Container.class, new PersistenceDelegate() {
        protected Expression instantiate(Object oldInstance, Encoder out) {
            Container container = (Container) oldInstance;
            Component component = container.getComponent();
            return new Expression(container, component, "create", new Object[] {component});
        }
    });
}

protected void initialize(XMLEncoder encoder) {
    encoder.setPersistenceDelegate(
            OuterClass.InnerClass.class,
            new DefaultPersistenceDelegate() {
                protected Expression instantiate(Object oldInstance, Encoder out) {
                    OuterClass.InnerClass inner = (OuterClass.InnerClass) oldInstance;
                    OuterClass outer = inner.getOuter();
                    return new Expression(inner, outer, "getInner", new Object[0]);
                }
            }
    );
}

@Override
protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) {
    super.initialize(type, oldInstance, newInstance, out);

    Public<String, String> map = (Public) oldInstance;
    for (Entry<String, String> entry : map.getAll()) {
        String[] args = {entry.getKey(), entry.getValue()};
        out.writeStatement(new Statement(oldInstance, "put", args));
    }
}

protected void initialize(XMLEncoder encoder) {
    encoder.setPersistenceDelegate(C.class, new DefaultPersistenceDelegate() {
        protected Expression instantiate(Object oldInstance, Encoder out) {
            C c = (C) oldInstance;
            return new Expression(c, c.getX(), "createC", new Object[] {});
        }
    });
}