import com.google.gwt.user.client.rpc.impl.AbstractSerializationStream; //导入依赖的package包/类
public void testElision() throws SerializationException {
	ObjectGraphTestServiceAsync async = getServiceAsync();

	SerializationStreamWriter writer = ((SerializationStreamFactory) async)
			.createStreamWriter();
	AbstractSerializationStream stream = (AbstractSerializationStream) writer;
	assertEquals(
			"Missing flag",
			expectedObfuscationState(),
			stream.hasFlags(AbstractSerializationStream.FLAG_ELIDE_TYPE_NAMES));

	SerializableDoublyLinkedNode node = new SerializableDoublyLinkedNode();
	writer.writeObject(node);
	String s = writer.toString();

	// Don't use class.getName() due to conflict with removal of type names
	assertEquals("Checking for SerializableDoublyLinkedNode",
			expectedObfuscationState(),
			!s.contains("SerializableDoublyLinkedNode"));
}
 

import com.google.gwt.user.client.rpc.impl.AbstractSerializationStream; //导入依赖的package包/类
public <T> String serialize(Class<? super T> clazz, T instance, SerializationPolicy serializationPolicy) throws SerializationException {
  if (instance == null) {
    return null;
  }else if(String.class.equals(clazz)){
    return (String) instance;
  }

  if (serializationPolicy == null) {
    throw new IllegalArgumentException("SerializationPolicy is null, please call StorageUtils.PolicyLoader.load(...) before");
  }

  ServerSerializationStreamWriter stream = new ServerSerializationStreamWriter(serializationPolicy);
  stream.setFlags(AbstractSerializationStream.DEFAULT_FLAGS);
  stream.prepareToWrite();
  if (clazz != void.class) {
    stream.serializeValue(instance, clazz);
  }
  return stream.toString();
}
 

import com.google.gwt.user.client.rpc.impl.AbstractSerializationStream; //导入依赖的package包/类
public static String invokeAndEncodeResponse(Object target,
                                             Method serviceMethod,
                                             Object[] args,
                                             SerializationPolicy serializationPolicy)
    throws SerializationException {
  return invokeAndEncodeResponse(target, serviceMethod, args, serializationPolicy,
      AbstractSerializationStream.DEFAULT_FLAGS);
}
 

import com.google.gwt.user.client.rpc.impl.AbstractSerializationStream; //导入依赖的package包/类
public static String invokeAndEncodeResponse(Object target, Method serviceMethod, Object[] args,
    SerializationPolicy serializationPolicy) throws SerializationException {
  return invokeAndEncodeResponse(target, serviceMethod, args, serializationPolicy,
      AbstractSerializationStream.DEFAULT_FLAGS);
}