我试图重新创建regularexpressiondenialofserviceattackusing(a+)+regexpandaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa!(withlargeamountsofa)inputusingjshell:Pattern.compile("(a+)+").matcher("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa