Java 类ch.qos.logback.core.rolling.helper.FileNamePattern 实例源码

@Test
public void findHighestCounterTest() throws ParseException {
  String[] sa = new String[]{"c:/log/debug-old-2010-08-10.0.log",
          "c:/log/debug-old-2010-08-10.1.log", "c:/log/debug-old-2010-08-10.10.log",
          "c:/log/debug-old-2010-08-10.11.log", "c:/log/debug-old-2010-08-10.12.log",
          "c:/log/debug-old-2010-08-10.2.log", "c:/log/debug-old-2010-08-10.3.log",
          "c:/log/debug-old-2010-08-10.4.log", "c:/log/debug-old-2010-08-10.5.log",
          "c:/log/debug-old-2010-08-10.6.log", "c:/log/debug-old-2010-08-10.7.log",
          "c:/log/debug-old-2010-08-10.8.log", "c:/log/debug-old-2010-08-10.9.log"};

  File[] matchingFileArray = new File[sa.length];
  for (int i = 0; i < sa.length; i++) {
    matchingFileArray[i] = new File(sa[i]);
  }
  FileNamePattern fnp = new FileNamePattern("c:/log/debug-old-%d{yyyy-MM-dd}.%i.log", context);
  SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  String rexexp = null;
  rexexp = fnp.toRegexForFixedDate(sdf.parse("2010-08-10"));
  String stemRegex = FileFilterUtil.afterLastSlash(rexexp);
  int result = FileFilterUtil.findHighestCounter(matchingFileArray, stemRegex);
  assertEquals(12, result);
}

private boolean fileAndPatternCollide() {
  if (triggeringPolicy instanceof RollingPolicyBase) {
    final RollingPolicyBase base = (RollingPolicyBase) triggeringPolicy;
    final FileNamePattern fileNamePattern = base.fileNamePattern;
    // no use checking if either fileName or  fileNamePattern are null
    if (fileNamePattern != null && fileName != null) {
      String regex = fileNamePattern.toRegex();
      return fileName.matches(regex);
    }
  }
  return false;
}

void checkDateToken(boolean checkOnExisting) {
    FileNamePattern pattern = new FileNamePattern(fileNamePattern, context);
    DateTokenConverter<Object> token = pattern.getPrimaryDateTokenConverter();
    checkToken(token, checkOnExisting, fileNamePattern, MISSING_DATE_TOKEN, UNEXPECTED_DATE_TOKEN);
    if (checkOnExisting) {
        checkDateFormat(token, fileNamePattern);
    }
}

protected void addExpectedFileName_ByDate(String patternStr, long millis) {
  FileNamePattern fileNamePattern = new FileNamePattern(patternStr, context);
  String fn = fileNamePattern.convert(new Date(millis));
  expectedFilenameList.add(fn);
}

void checkIntegerToken(boolean checkOnExisting) {
    FileNamePattern pattern = new FileNamePattern(fileNamePattern, context);
    IntegerTokenConverter token = pattern.getIntegerTokenConverter();
    checkToken(token, checkOnExisting, fileNamePattern, MISSING_INTEGER_TOKEN, UNEXPECTED_INTEGER_TOKEN);
}

@Override
protected ArchiveRemover createArchiveRemover() {
    return new CustomSizeAndTimeBasedArchiveRemover(
            new FileNamePattern(this.tbrp.getFileNamePattern(), this.context),
            this.rc);
}