这样您便可以使用Derby插件连接到airlinesDB，而不必指定到数据库的完整文件系统路径。
This allows you to connect to airlinesDB using the Derby plug-ins without specifying the full file system path to the database.
接下来还需要将刚刚导入的JAR文件添加到插件的类路径。
Next, you need to add the JAR files you just imported into the plug-in's classpath.
该路径必须指向包含插件目录的文件夹。
The path must point to the folder that contains the plug-ins directory.
您也可以在本地轻松安装私有插件，只需提供ZIP文件在您的本地文件系统上的完整路径。
But you can install private plug-ins locally just as easily: all you need to do is supply the full path to the ZIP file on your local file system.
在本文中，我们使用Eclipse3，因为它可以在项目中包含manifest文件，这样可以简化过程并允许对插件的类路径进行更高级的控制。
In this article, we use Eclipse 3 because it has the ability to include a manifest file in the project, which simplifies the process and allows more advanced control of the classpath for a plug-in.
对于每个根文件夹，进入每个插件目录中，并获取plugin . xml文件的路径。
For each plug-in root folder, go to each plug-in directory and get the path of the plugin.xml file.
对于每个根文件夹，进入每个插件目录中，并获取plugin . xml文件的路径。
For each plug-in root folder, go to each plug-in directory and get the path of the plugin.xml file.
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