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OpenLaszlo

OpenLaszlo

OpenLaszlo

OpenLaszlo

1

This allows you to group code naturally and brings the concept of anonymous inner functions to OpenLaszlo development .

这样一来，便可以很自然地组织代码，并将匿名内部函数的概念引入到 OpenLaszlo 开发当中。

2

The impatient among you might have already skipped to Resources to see what kind of OpenLaszlo applications are available.

有些读者可能已经迫不及待地跳到了参考资料小节去看有哪些类型的 OpenLaszlo 应用程序。

3

OpenLaszlo was one of the first application development frameworks to target the Flash Player Runtime (starting with version 7).

OpenLaszlo 是首个针对 FlashPlayerRuntime 的应用开发框架（从第7 版开始）。

4

By utilizing JavaRPC (or any other RPC method ), you don't have to modify existing server-side logic to be compatible with OpenLaszlo.

通过使用 JavaRPC （或其他 RPC 方法），不必修改服务器端已有的逻辑便可以与 OpenLaszlo 兼容。

5

OpenLaszlo provides users with a rich set of components that can readily be used for any LZX applications .

OpenLaszlo 为用户提供了一套丰富的可直接用于 LZX 应用程序的组件。

6

Flex and OpenLaszlo are similar declarative approaches to creating better-than-browser interfaces for Java EE applications .

Flex 和 OpenLaszlo 是极其相似的声明式方法，用来为 JavaEE 应用程序创建比浏览器更好的用户体验。

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10

With proxied deployment, you get all that the OpenLaszlo system has to offer .

使用 proxied 部署方式，可以得到 OpenLaszlo 系统所能提供的所有特性。

11

In OpenLaszlo, one can even pass an object reference to a method as shown in Listing 21 .

在 OpenLaszlo 中，甚至可以将对象引用传递给方法，如清单 21 所示。

12

OpenLaszlo can be used to display and manipulate data using XPath, a language for retrieving data from an XML document .

OpenLaszlo 可以使用 XPath 显示和操纵数据，XPath 是一种用于从 XML 文档检索数据的语言。

14

There is one catch, though: you have to have an OpenLaszlo Server environment installed on your server to use this deployment model .

这是这种部署方式的一个优点，但是：为了使用这种部署模型，必须在服务器上安装一个 OpenLaszloServer 环境。

15

Once you get the hang of it, I think you will find that OpenLaszlo development is very rapid and rewarding .

一旦找到窍门，相信您会发现 OpenLaszlo 开发是非常快捷的，同时也会获得丰厚的回报。

16

The OpenLaszlo Wiki contains a lot of general information , as well as links to a lot of useful content .

OpenLaszloWiki 包括大量的通用信息，以及很多有用内容的链接。

17

In OpenLaszlo, you specify the elements in the XML document that should be bound by adding XPath in the datapath attribute .

在 OpenLaszlo 中，可以在 XML 文档中指定元素，通过在 datapath 属性中添加 XPath 来绑定这些元素。

18

Remember that OpenLaszlo uses LZX as its declarative markup language , which also follows the same basic principles as any well-formed XML .

记住，OpenLaszlo 使用 LZX 作为其声明性标记语言，与任何组成良好的 XML 一样，这也需要遵守相同的基本原则。

19

Whenever a client invokes an OpenLaszlo application by its URL , the required runtime libraries are also downloaded along with source.

每当有客户端通过 URL 调用 OpenLaszlo 应用程序时，所需的运行时库也随之一起下载。

20

Fortunately, OpenLaszlo also uses the same policy-file-based mechanism and, hence, the same server code can work for both scenarios .

幸运的是，OpenLaszlo 也使用了相同的基于策略文件的机制，因而，同样的服务器代码适用于两种场景。

21

When the Derby database is updated with more stock or more items , the results are reflected in the online storefront built using OpenLaszlo.

当 Derby 数据库中的库存数量或商品数量更新的时候，结果反映在使用 OpenLaszlo 构建的在线店面中。

22

The OpenLaszlo Weblog includes news , as well as tips and tricks for Laszlo development .

OpenLaszloWeblog 包括一些新闻，以及 Laszlo 开发方面的提示和技巧。

23

The Flex and OpenLaszlo frameworks implement their own declarative XML-based object declaration language .

Flex 和 OpenLaszlo 框架实现其自己的基于 XML 的对象声明语言。

24

Maybe it is an experimental technology right now , and in future versions of OpenLaszlo, it will be substantiated further.

或许目前这是一项实验技术，但在未来的 OpenLaszlo 版本中，它将得到证实。

25

This first installment focuses on reading a Derby database to feed data into an OpenLaszlo application .

第1 部分主要关注读 Derby 数据库，将数据提供给 OpenLaszlo 应用程序。

26

The OpenLaszlo server invokes the appropriate data connector , which , in turn, fetches the XML data .

OpenLaszlo 服务器调用适当的数据连接器，后者取 XML 数据。

27

The next important thing you need to know about OpenLaszlo components is that they are usually backed by Flash resources .

另外还需要知道的重要的一点是，OpenLaszlo 组件通常都是受 Flash 资源支持的。

28

Learn how rich user interfaces (UIs) built with OpenLaszlo can use Apache Derby as their back-end database .

学习用 OpenLaszlo 构建的用户界面如何使用 ApacheDerby 作为后端数据库。

29

All of these methods have specific components related to them, but inherit from the OpenLaszlo RPC component .

所有这些方法都有相关的特定组件，但是它们都继承 OpenLaszloRPC 组件。

30

OpenLaszlo provides two ways to create a persistent connection with the back end .

OpenLaszlo 提供了两种创建与后端之间的持久连接的方法。

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