class Ideone {
static void main(String[] args) {
String s = "08:28:57,990 DEBUG [http-0.0.0.0-18080-33] [tester] [1522412937602-580613] [TestManager] ABCD: loaded 35 test accounts"
def res = s =~ /\b([A-Z]{4}):[^\]\[\d]*(\d{1,5})\b/
if (res.find()) {
println "${res[0][1]}, ${res[0][2]}"
} else {
println "not found"
}
}
}
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