After you added the extension point in the previous steps, the source should look like the code shown in listing 7.

在前面步骤中添加了扩展点之后，源代码类似于清单7。

youdao

Create the project from the existing source and point to the extracted source directory (see Download for the source code).

从existing source创建项目，并指向解压的源文件目录(参见下载获得源代码)。

youdao

At a certain point in the source code, a variable has a certain value.

在源代码中的某处，某变量有特定的值。

youdao

We are now at the point where the source code to whatever computer programs were used needs to be made available as well.

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