网站开发与移动开发

摘要： long l1 = System.currentTimeMillis(); Map<Integer, String> recipients = new HashMap<Integer, String>(); Integer groupId = taskInst.getGroupId(); Group group = groupManager.getGroupById(groupId); taskInst.setGroupName(group.getName()); List<UserGroup> userGroups = userGroupManager . 阅读全文

摘要： static Comparator<File> comparator = new Comparator<File>() {public int compare(File f1, File f2) {if (f1 == null || f2 == null) {// 先比较nullif (f1 == null) {{return -1;}} else {return 1;}} else {if (f1.isDirectory() == true && f2.isDirectory() == true) { // 再比较文件夹return f1.getNam 阅读全文