ShellBasedIdMapping.java 文件源码

synchronized private void loadFullUserMap() throws IOException {
  BiMap<Integer, String> uMap = HashBiMap.create();
  if (OS.startsWith("Mac")) {
    updateMapInternal(uMap, "user", MAC_GET_ALL_USERS_CMD, "\\s+",
        staticMapping.uidMapping);
  } else {
    updateMapInternal(uMap, "user", GET_ALL_USERS_CMD, ":",
        staticMapping.uidMapping);
  }
  uidNameMap = uMap;
  lastUpdateTime = Time.monotonicNow();
}