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Redundant 'File' instance creation

Reports redundant File creation in one of the following constructors when only String path can be used: FileInputStream, FileOutputStream, FileReader, FileWriter, PrintStream, PrintWriter, Formatter.


InputStream is = new FileInputStream(new File("in.txt"));

After quick-fix is applied:

InputStream is = new FileInputStream("in.txt");

Locating this inspection


Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.

Via Settings dialog

Path to the inspection settings via IntelliJ Platform IDE Settings dialog, when you need to adjust inspection settings directly from your IDE.

Settings or Preferences | Editor | Inspections | Java | Verbose or redundant code constructs

New in 2020.3


By default bundled with

IntelliJ IDEA 2024.1, Qodana for JVM 2024.1,

Can be installed with plugin

Java, 241.18072

Last modified: 18 June 2024