Chapter1.Breaking the Sur face

The Way Java Works

  1. Creat a source document.

  2. Run your document through a source code compiler.

    1. The compiler checks for errors and won't(will not) let you compile until it's satisfied that everthing will run correctly.

    2. The compiler creat a new document,coded into Java bytecode.

  3. Any device capable of running Java will be able to translate this file into something it can run.

    1. The complied bytecode is platform-independent.

  4. Any device had a virtual Java machine can run the bytecode.

  5. 创建一个源码文件

  6. 通过编译器运行源码文件编

    1. 编译器会检查错误,直到没有错误

    2. 编译器会将源码文件创建成二进制文件

  7. 任何能运行Java的设备都可以识别这些文件。

    1. 被编译的二进制文件是一个独立的平台

  8. 任何设备只要有Java虚拟机就可以运行这些二进制文件

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