抽取 yyyy-MM-dd-HH-mm-ss- 格式的日期pattern到工具类中 (#813)

* 排序使用Comparator静态方法实现

* 修复排序逻辑错误

* fix compile error

* 抽取 yyyy-MM-dd-HH-mm-ss- 格式的日期pattern到工具类中

src/main/java/run/halo/app/service/impl/BackupServiceImpl.java

@@ -26,6 +26,7 @@ import run.halo.app.model.entity.*;
 import run.halo.app.model.support.HaloConst;
 import run.halo.app.security.service.OneTimeTokenService;
 import run.halo.app.service.*;
+import run.halo.app.utils.DateTimeUtils;
 import run.halo.app.utils.HaloUtils;
 
 import java.io.IOException;
@@ -36,7 +37,6 @@ import java.nio.file.NoSuchFileException;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.time.LocalDateTime;
-import java.time.format.DateTimeFormatter;
 import java.util.Collections;
 import java.util.Comparator;
 import java.util.List;
@@ -165,7 +165,7 @@ public class BackupServiceImpl implements BackupService {
         try {
             // Create zip path for halo zip
             String haloZipFileName = HaloConst.HALO_BACKUP_PREFIX +
-                LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd-HH-mm-ss-")) +
+                    DateTimeUtils.format(LocalDateTime.now(), DateTimeUtils.HORIZONTAL_LINE_DATETIME_FORMATTER) +
                     IdUtil.simpleUUID().hashCode() + ".zip";
             // Create halo zip file
             Path haloZipPath = Files.createFile(Paths.get(haloProperties.getBackupDir(), haloZipFileName));
@@ -285,7 +285,7 @@ public class BackupServiceImpl implements BackupService {
 
         try {
             String haloDataFileName = HaloConst.HALO_DATA_EXPORT_PREFIX +
-                    LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd-HH-mm-ss-")) +
+                    DateTimeUtils.format(LocalDateTime.now(), DateTimeUtils.HORIZONTAL_LINE_DATETIME_FORMATTER) +
                     IdUtil.simpleUUID().hashCode() + ".json";
 
             Path haloDataPath = Files.createFile(Paths.get(haloProperties.getDataExportDir(), haloDataFileName));

src/main/java/run/halo/app/service/impl/StaticPageServiceImpl.java

@@ -35,6 +35,7 @@ import run.halo.app.model.vo.PostDetailVO;
 import run.halo.app.model.vo.PostListVO;
 import run.halo.app.model.vo.SheetDetailVO;
 import run.halo.app.service.*;
+import run.halo.app.utils.DateTimeUtils;
 import run.halo.app.utils.FileUtils;
 
 import java.io.File;
@@ -46,7 +47,6 @@ import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.time.LocalDateTime;
-import java.time.format.DateTimeFormatter;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.stream.Stream;
@@ -168,7 +168,7 @@ public class StaticPageServiceImpl implements StaticPageService {
     public Path zipStaticPagesDirectory() {
         try {
             String staticPagePackName = HaloConst.STATIC_PAGE_PACK_PREFIX +
-                LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd-HH-mm-ss-")) +
+                    DateTimeUtils.format(LocalDateTime.now(), DateTimeUtils.HORIZONTAL_LINE_DATETIME_FORMATTER) +
                     IdUtil.simpleUUID().hashCode() + ".zip";
             Path staticPageZipPath = Files.createFile(Paths.get(STATIC_PAGE_PACK_DIR, staticPagePackName));
 

src/main/java/run/halo/app/utils/DateTimeUtils.java

@@ -42,18 +42,32 @@ public class DateTimeUtils {
      * 标准日期格式：HH:mm
      */
     public final static String NORM_TIME_PATTERN = "HH:mm";
+
     /**
      * 标准日期格式 {@link DateTimeFormatter} HH:mm
      */
     public static final DateTimeFormatter NORM_TIME_FORMATTER = DateTimeFormatter.ofPattern(NORM_TIME_PATTERN);
+
     /**
      * 标准日期时间格式，精确到秒 {@link DateTimeFormatter}：yyyy-MM-dd HH:mm:ss
      */
     public static final DateTimeFormatter NORM_DATETIME_FORMATTER = DateTimeFormatter.ofPattern(NORM_DATETIME_PATTERN);
+
+    /**
+     * 横线分隔日期时间格式：yyyy-MM-dd-HH-mm-ss-
+     */
+    public final static String HORIZONTAL_LINE_PATTERN = "yyyy-MM-dd-HH-mm-ss-";
+
+    /**
+     * 横线分隔日期时间格式，精确到秒 {@link DateTimeFormatter}：yyyy-MM-dd-HH-mm-ss-
+     */
+    public static final DateTimeFormatter HORIZONTAL_LINE_DATETIME_FORMATTER = DateTimeFormatter.ofPattern(HORIZONTAL_LINE_PATTERN);
+
     /**
      * 上海时区格式
      */
     public static final String CTT = ZoneId.SHORT_IDS.get("CTT");
+
     /**
      * 上海时区
      */