Where to get “UTF-8” string literal in Java?

Question

I\'m trying to use a constant instead of a string literal in this piece of code:

new InputStreamReader(new FileInputStream(file), \"UTF-8\")

<

Answer 1

Constant definitions for the standard. These charsets are guaranteed to be available on every implementation of the Java platform. since 1.7

 package java.nio.charset;
 Charset utf8 = StandardCharsets.UTF_8;