String#join
.
Example:
boolean allStartWith(String a, String b, String c, String d, String prefix) { return a.startsWith(prefix) && b.startsWith(prefix) && c.startsWith(prefix) && d.startsWith(prefix); }
After the quick-fix is applied:
boolean foo(String a, String b, String c, String d, String prefix) { return Stream.of(a, b, c, d).allMatch(s -> s.startsWith(prefix)); }
Example:
String joinAll(String a, String b, String c, String d) { return a + "," + b + "," + c + "," + d; }
After the quick-fix is applied:
String joinAll(String a, String b, String c, String d) { return String.join(",", a, b, c, d); }
This inspection only reports if the language level of the project or module is 8 or higher.
New in 2018.2