Report unused imports as error in Android Studio or IntelliJ

问题

Is there any way/setting in Android Studio to report the unused imports in java files as error?

In Eclipse, lint reported this as error pretty easily.

回答1:

Applies to Android Studio and IntelliJ

You could go to File/Settings then browse to Editor/Inspections/Import.

Change Severity of Unused Import to Error

回答2:

try this.

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its automatically remove unused imports

yourProject --> Right Click --> Optimize Imports

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lint : its also show unused imports in java files as error

yourProject --> Right Click --> Analize --> Inspect Code

回答3:

First remove references of these imports from the code.
Then you can use this shortcut ALT + CTRL + O

来源：https://stackoverflow.com/questions/35357679/report-unused-imports-as-error-in-android-studio-or-intellij