New regex method

app/src/main/java/de/sebse/fuplanner/tools/Regex.java

@@ -9,6 +9,14 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 public class Regex {
+    public static boolean has(@Language("Regexp") String regex, String match) {
+        try {
+            regex(regex, match, 1);
+            return true;
+        } catch (NoSuchFieldException e) {
+            return false;
+        }
+    }
     public static String regex(@Language("Regexp") String regex, String match) throws NoSuchFieldException {
         return regex(regex, match, 1);
     }