New Java File -> Class/Interface option defaults file name to public class Main {.java

New Java File -> Class/Interface option defaults file name to public class Main {.java

[provide a description of the issue]

Environment

• Operating System:
• JDK version:
• Visual Studio Code version:
• Java extension version:

Steps To Reproduce

1. Open Explorer
2. New Java File -> Class/Interface
3. Change the class name
4. Save

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Current Result

Class file name includes the first class line, not just a class name

Expected Result

Expect only file name like Main.java

Additional Informations

首先复现 Explorer 的“New Java File -> Class/Interface”流程，包括在保存前更改类名。验证生成的文件名，并将其与预期的类名加上 .java 扩展名进行比较；当文件名不再包含第一行类声明时，即表示完成。