import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "(?<!&#([0-46-9]\\d|5[0-8]))(?<!&#\\d{3})(?<!&[a-z])(?<!&[a-z]{2})(?<!&[a-z]{3})(?<!&[a-z]{4})(?<!&[a-z]{5})(?<!&[a-z]{6})(?<!&[a-z]{7})(?<!&[a-z]{8});\\)";
final String string = "Should work\n"
+ ";)\n"
+ ";)\n"
+ "hey;)\n"
+ "nbsp;)\n\n"
+ "Should NOT work\n"
+ " )\n"
+ "ɘ)\n"
+ " )";
final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE);
final Matcher matcher = pattern.matcher(string);
while (matcher.find()) {
System.out.println("Full match: " + matcher.group(0));
for (int i = 1; i <= matcher.groupCount(); i++) {
System.out.println("Group " + i + ": " + matcher.group(i));
}
}
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Java, please visit: https://docs.oracle.com/javase/7/docs/api/java/util/regex/Pattern.html