Shulou(Shulou.com)06/02 Report--

This article mainly introduces "what good tools does Java have". In daily operation, I believe that many people have doubts about what good tools Java has. The editor consulted all kinds of materials and sorted out simple and easy-to-use methods of operation. I hope it will be helpful to answer the doubts about "what good tools Java has". Next, please follow the editor to study!

1 、 JavaPoet

Sometimes, we need to do some code generation tools and need to generate some Java class source files. If you use strings to concatenate, it is easy to spell in a mess. To free your hands, you can use the tool JavaPoet to build methods or code blocks. It also provides a series of convenient operations such as placeholders to make the code you generate beautiful and readable, crisp and refreshing.

Especially when writing some frames, you can give it some very dirty and tiring work.

Code example.

MethodSpec main = MethodSpec.methodBuilder ("main") .addStatement ("int total = 0") .beginControlFlow ("for (int item0)

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