19 lines
509 B
Java
19 lines
509 B
Java
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/**
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* Check is the given string is an IP adresse.
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*/
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public static boolean isIp(String ip) {
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return ip != null && !ip.equals("") && ip.matches("^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$");
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}
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public static void extractFromRegex(String str) {
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Pattern pattern = Pattern.compile(".*@(.*)");
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Matcher matcher = pattern.matcher(str);
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while (matcher.find()) {
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if (matcher.groupCount() == 1) {
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System.out.println("domaine: "+matcher.group(1));
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}
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}
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} |