Java (java.util.regex.PatternSyntaxException: Dangling meta character '*' near index 0)

에러내용

Exception in thread "main" java.util.regex.PatternSyntaxException: Dangling meta character '*' near index 0
*{2}

해당코드

String message = "PROD-00001**Samsung**갤럭시S**5**940000";
String[] copy = message.split("*{2}");

해결방법

+, *, ^기호는 앞에 \\를 적어준다.

String message = "PROD-00001**Samsung**갤럭시S**5**940000";
String[] copy = message.split("\\*{2}");