Android Studio how to put java classes to different folders without corrupting autosuggest?

Question

When I create new package to organize files and folder Android Studio is not suggest me classes which begins with _ this sign, what is the reason? Should I create packages to organize java classes or there is anotber way which is not affecting Android studio. Should I create new manifest file each time I create a new package Answer should cover all solutions about above questions.

Answer 1

Android Studio how to put java classes to different folders without corrupting autosuggest?

1. Create the new package (folder)
2. Place cursor on the class definition that you want to to move
3. Press F6 key
4. Select To Package and enter path to the newly created package
5. Press Refactor

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Should I create packages to organize java classes

Yes. Organize them in a hierarchy of packages. There are 2 popular techniques with self-explanatory names:

1. Package by layer (ui, services, broadcasts etc.)
2. Package by feature (login, main, settings, sharing etc.)

Here is a neat guide on how to organize your android project, especially the part on how to organize packages.

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Should I create new manifest file each time I create a new package

No. One manifest file covers one complete module. (The 'app' folder is one module. There can be many in a single project. In case of many, each module will have its own manifest file.)