diff --git a/hutool-core/src/main/java/cn/hutool/core/bean/BeanUtil.java b/hutool-core/src/main/java/cn/hutool/core/bean/BeanUtil.java
index c132797d6..459f85a1f 100755
--- a/hutool-core/src/main/java/cn/hutool/core/bean/BeanUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/bean/BeanUtil.java
@@ -514,7 +514,7 @@ public class BeanUtil {
 			return bean;
 		}
 
-		return BeanCopier.create(valueProvider, bean, copyOptions).copy();
+		return BeanCopier.of(valueProvider, bean, copyOptions).copy();
 	}
 	// --------------------------------------------------------------------------------------------- beanToMap
 
@@ -604,7 +604,7 @@ public class BeanUtil {
 			return null;
 		}
 
-		return BeanCopier.create(bean, targetMap,
+		return BeanCopier.of(bean, targetMap,
 				CopyOptions.of()
 						.setIgnoreNullValue(ignoreNullValue)
 						.setFieldEditor(keyEditor)
@@ -634,7 +634,7 @@ public class BeanUtil {
 			return null;
 		}
 
-		return BeanCopier.create(bean, targetMap, copyOptions).copy();
+		return BeanCopier.of(bean, targetMap, copyOptions).copy();
 	}
 
 	// --------------------------------------------------------------------------------------------- copyProperties
@@ -677,7 +677,7 @@ public class BeanUtil {
 	 * @param ignoreCase 是否忽略大小写
 	 */
 	public static void copyProperties(final Object source, final Object target, final boolean ignoreCase) {
-		BeanCopier.create(source, target, CopyOptions.of().setIgnoreCase(ignoreCase)).copy();
+		BeanCopier.of(source, target, CopyOptions.of().setIgnoreCase(ignoreCase)).copy();
 	}
 
 	/**
@@ -692,7 +692,7 @@ public class BeanUtil {
 		if (null == source || null == target) {
 			return;
 		}
-		BeanCopier.create(source, target, ObjUtil.defaultIfNull(copyOptions, CopyOptions::of)).copy();
+		BeanCopier.of(source, target, ObjUtil.defaultIfNull(copyOptions, CopyOptions::of)).copy();
 	}
 
 	/**
diff --git a/hutool-core/src/main/java/cn/hutool/core/bean/DynaBean.java b/hutool-core/src/main/java/cn/hutool/core/bean/DynaBean.java
index e5ef5e2cf..732ebab4b 100644
--- a/hutool-core/src/main/java/cn/hutool/core/bean/DynaBean.java
+++ b/hutool-core/src/main/java/cn/hutool/core/bean/DynaBean.java
@@ -28,7 +28,7 @@ public class DynaBean implements Cloneable, Serializable {
 	 * @param bean 普通Bean
 	 * @return DynaBean
 	 */
-	public static DynaBean create(final Object bean) {
+	public static DynaBean of(final Object bean) {
 		return new DynaBean(bean);
 	}
 
@@ -38,7 +38,7 @@ public class DynaBean implements Cloneable, Serializable {
 	 * @param beanClass Bean类
 	 * @return DynaBean
 	 */
-	public static DynaBean create(final Class<?> beanClass) {
+	public static DynaBean of(final Class<?> beanClass) {
 		return new DynaBean(beanClass);
 	}
 
@@ -50,7 +50,7 @@ public class DynaBean implements Cloneable, Serializable {
 	 * @param params    构造Bean所需要的参数
 	 * @return DynaBean
 	 */
-	public static DynaBean create(final Class<?> beanClass, final Object... params) {
+	public static DynaBean of(final Class<?> beanClass, final Object... params) {
 		return new DynaBean(beanClass, params);
 	}
 
diff --git a/hutool-core/src/main/java/cn/hutool/core/bean/copier/BeanCopier.java b/hutool-core/src/main/java/cn/hutool/core/bean/copier/BeanCopier.java
index 35716d990..d495d0ef1 100755
--- a/hutool-core/src/main/java/cn/hutool/core/bean/copier/BeanCopier.java
+++ b/hutool-core/src/main/java/cn/hutool/core/bean/copier/BeanCopier.java
@@ -35,8 +35,8 @@ public class BeanCopier<T> implements Copier<T>, Serializable {
 	 * @param copyOptions 拷贝属性选项
 	 * @return BeanCopier
 	 */
-	public static <T> BeanCopier<T> create(final Object source, final T target, final CopyOptions copyOptions) {
-		return create(source, target, target.getClass(), copyOptions);
+	public static <T> BeanCopier<T> of(final Object source, final T target, final CopyOptions copyOptions) {
+		return of(source, target, target.getClass(), copyOptions);
 	}
 
 	/**
@@ -49,7 +49,7 @@ public class BeanCopier<T> implements Copier<T>, Serializable {
 	 * @param copyOptions 拷贝属性选项
 	 * @return BeanCopier
 	 */
-	public static <T> BeanCopier<T> create(final Object source, final T target, final Type destType, final CopyOptions copyOptions) {
+	public static <T> BeanCopier<T> of(final Object source, final T target, final Type destType, final CopyOptions copyOptions) {
 		return new BeanCopier<>(source, target, destType, copyOptions);
 	}
 
diff --git a/hutool-core/src/main/java/cn/hutool/core/codec/Hashids.java b/hutool-core/src/main/java/cn/hutool/core/codec/Hashids.java
index 39be5e224..a82db45a9 100755
--- a/hutool-core/src/main/java/cn/hutool/core/codec/Hashids.java
+++ b/hutool-core/src/main/java/cn/hutool/core/codec/Hashids.java
@@ -74,8 +74,8 @@ public class Hashids implements Encoder<long[], String>, Decoder<String, long[]>
 	 * @param salt 加盐值
 	 * @return {@code Hashids}
 	 */
-	public static Hashids create(final char[] salt) {
-		return create(salt, DEFAULT_ALPHABET, -1);
+	public static Hashids of(final char[] salt) {
+		return of(salt, DEFAULT_ALPHABET, -1);
 	}
 
 	/**
@@ -85,8 +85,8 @@ public class Hashids implements Encoder<long[], String>, Decoder<String, long[]>
 	 * @param minLength 限制最小长度，-1表示不限制
 	 * @return {@code Hashids}
 	 */
-	public static Hashids create(final char[] salt, final int minLength) {
-		return create(salt, DEFAULT_ALPHABET, minLength);
+	public static Hashids of(final char[] salt, final int minLength) {
+		return of(salt, DEFAULT_ALPHABET, minLength);
 	}
 
 	/**
@@ -97,7 +97,7 @@ public class Hashids implements Encoder<long[], String>, Decoder<String, long[]>
 	 * @param minLength 限制最小长度，-1表示不限制
 	 * @return {@code Hashids}
 	 */
-	public static Hashids create(final char[] salt, final char[] alphabet, final int minLength) {
+	public static Hashids of(final char[] salt, final char[] alphabet, final int minLength) {
 		return new Hashids(salt, alphabet, minLength);
 	}
 	// endregion
diff --git a/hutool-core/src/main/java/cn/hutool/core/convert/impl/BeanConverter.java b/hutool-core/src/main/java/cn/hutool/core/convert/impl/BeanConverter.java
index 86bdeacc9..19a967758 100644
--- a/hutool-core/src/main/java/cn/hutool/core/convert/impl/BeanConverter.java
+++ b/hutool-core/src/main/java/cn/hutool/core/convert/impl/BeanConverter.java
@@ -73,7 +73,7 @@ public class BeanConverter implements Converter, Serializable {
 			}
 
 			//限定被转换对象类型
-			return BeanCopier.create(value, ConstructorUtil.newInstanceIfPossible(targetClass), targetType, this.copyOptions).copy();
+			return BeanCopier.of(value, ConstructorUtil.newInstanceIfPossible(targetClass), targetType, this.copyOptions).copy();
 		} else if (value instanceof byte[]) {
 			// 尝试反序列化
 			return ObjUtil.deserialize((byte[]) value);
diff --git a/hutool-core/src/main/java/cn/hutool/core/date/ChineseDate.java b/hutool-core/src/main/java/cn/hutool/core/date/ChineseDate.java
index 1d5104fad..4bd9a6ec5 100644
--- a/hutool-core/src/main/java/cn/hutool/core/date/ChineseDate.java
+++ b/hutool-core/src/main/java/cn/hutool/core/date/ChineseDate.java
@@ -48,7 +48,7 @@ public class ChineseDate {
 	 * @param date 公历日期
 	 */
 	public ChineseDate(final Date date) {
-		this(LocalDateTimeUtil.ofDate(date.toInstant()));
+		this(TimeUtil.ofDate(date.toInstant()));
 	}
 
 	/**
diff --git a/hutool-core/src/main/java/cn/hutool/core/date/DateBetween.java b/hutool-core/src/main/java/cn/hutool/core/date/DateBetween.java
index d605695b4..bf2a743ab 100644
--- a/hutool-core/src/main/java/cn/hutool/core/date/DateBetween.java
+++ b/hutool-core/src/main/java/cn/hutool/core/date/DateBetween.java
@@ -32,7 +32,7 @@ public class DateBetween implements Serializable {
 	 * @return DateBetween
 	 * @since 3.2.3
 	 */
-	public static DateBetween create(final Date begin, final Date end) {
+	public static DateBetween of(final Date begin, final Date end) {
 		return new DateBetween(begin, end);
 	}
 
@@ -46,7 +46,7 @@ public class DateBetween implements Serializable {
 	 * @return DateBetween
 	 * @since 3.2.3
 	 */
-	public static DateBetween create(final Date begin, final Date end, final boolean isAbs) {
+	public static DateBetween of(final Date begin, final Date end, final boolean isAbs) {
 		return new DateBetween(begin, end, isAbs);
 	}
 
diff --git a/hutool-core/src/main/java/cn/hutool/core/date/DateTime.java b/hutool-core/src/main/java/cn/hutool/core/date/DateTime.java
index 554864c03..9a748656e 100644
--- a/hutool-core/src/main/java/cn/hutool/core/date/DateTime.java
+++ b/hutool-core/src/main/java/cn/hutool/core/date/DateTime.java
@@ -736,7 +736,7 @@ public class DateTime extends Date {
 	 * @since 5.7.16
 	 */
 	public LocalDateTime toLocalDateTime() {
-		return LocalDateTimeUtil.of(this);
+		return TimeUtil.of(this);
 	}
 
 	/**
diff --git a/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java b/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java
index 485127c96..2946f4a55 100755
--- a/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java
@@ -37,7 +37,7 @@ import java.util.stream.Collectors;
  * 时间工具类
  *
  * @author xiaoleilu
- * @see LocalDateTimeUtil java8日志工具类
+ * @see TimeUtil java8日志工具类
  * @see DatePattern 日期常用格式工具类
  */
 public class DateUtil extends CalendarUtil {
@@ -492,7 +492,7 @@ public class DateUtil extends CalendarUtil {
 	 * @return 格式化后的字符串
 	 */
 	public static String formatLocalDateTime(final LocalDateTime localDateTime) {
-		return LocalDateTimeUtil.formatNormal(localDateTime);
+		return TimeUtil.formatNormal(localDateTime);
 	}
 
 	/**
@@ -503,7 +503,7 @@ public class DateUtil extends CalendarUtil {
 	 * @return 格式化后的字符串
 	 */
 	public static String format(final LocalDateTime localDateTime, final String format) {
-		return LocalDateTimeUtil.format(localDateTime, format);
+		return TimeUtil.format(localDateTime, format);
 	}
 
 	/**
@@ -675,7 +675,7 @@ public class DateUtil extends CalendarUtil {
 	 * @return LocalDateTime对象
 	 */
 	public static LocalDateTime parseLocalDateTime(final CharSequence dateStr, final String format) {
-		return LocalDateTimeUtil.parse(dateStr, format);
+		return TimeUtil.parse(dateStr, format);
 	}
 
 	/**
@@ -2050,11 +2050,11 @@ public class DateUtil extends CalendarUtil {
 	 *
 	 * @param instant {@link Instant}
 	 * @return {@link LocalDateTime}
-	 * @see LocalDateTimeUtil#of(Instant)
+	 * @see TimeUtil#of(Instant)
 	 * @since 5.0.5
 	 */
 	public static LocalDateTime toLocalDateTime(final Instant instant) {
-		return LocalDateTimeUtil.of(instant);
+		return TimeUtil.of(instant);
 	}
 
 	/**
@@ -2062,11 +2062,11 @@ public class DateUtil extends CalendarUtil {
 	 *
 	 * @param date {@link Date}
 	 * @return {@link LocalDateTime}
-	 * @see LocalDateTimeUtil#of(Date)
+	 * @see TimeUtil#of(Date)
 	 * @since 5.0.5
 	 */
 	public static LocalDateTime toLocalDateTime(final Date date) {
-		return LocalDateTimeUtil.of(date);
+		return TimeUtil.of(date);
 	}
 
 	/**
diff --git a/hutool-core/src/main/java/cn/hutool/core/date/StopWatch.java b/hutool-core/src/main/java/cn/hutool/core/date/StopWatch.java
index af7566907..7a3056a3c 100755
--- a/hutool-core/src/main/java/cn/hutool/core/date/StopWatch.java
+++ b/hutool-core/src/main/java/cn/hutool/core/date/StopWatch.java
@@ -49,7 +49,7 @@ public class StopWatch {
 	 * @return StopWatch
 	 * @since 5.5.2
 	 */
-	public static StopWatch create(final String id) {
+	public static StopWatch of(final String id) {
 		return new StopWatch(id);
 	}
 
diff --git a/hutool-core/src/main/java/cn/hutool/core/date/TemporalAccessorUtil.java b/hutool-core/src/main/java/cn/hutool/core/date/TemporalAccessorUtil.java
index d233ae686..851881347 100644
--- a/hutool-core/src/main/java/cn/hutool/core/date/TemporalAccessorUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/date/TemporalAccessorUtil.java
@@ -157,7 +157,7 @@ public class TemporalAccessorUtil extends TemporalUtil{
 			// issue#1891@Github
 			// Instant.from不能完成日期转换
 			//result = Instant.from(temporalAccessor);
-			result = toInstant(LocalDateTimeUtil.of(temporalAccessor));
+			result = toInstant(TimeUtil.of(temporalAccessor));
 		}
 
 		return result;
diff --git a/hutool-core/src/main/java/cn/hutool/core/date/LocalDateTimeUtil.java b/hutool-core/src/main/java/cn/hutool/core/date/TimeUtil.java
old mode 100755
new mode 100644
similarity index 98%
rename from hutool-core/src/main/java/cn/hutool/core/date/LocalDateTimeUtil.java
rename to hutool-core/src/main/java/cn/hutool/core/date/TimeUtil.java
index 6816f1adc..70ec38d93
--- a/hutool-core/src/main/java/cn/hutool/core/date/LocalDateTimeUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/date/TimeUtil.java
@@ -27,14 +27,14 @@ import java.util.Date;
 import java.util.TimeZone;
 
 /**
- * JDK8+中的{@link LocalDateTime} 工具类封装
+ * JDK8+中的{@link java.time} 工具类封装
  *
  * @author looly
  * @see DateUtil java7及其以下版本，使用Date工具类
  * @see DatePattern 常用格式工具类
- * @since 5.3.9
+ * @since 6.0.0
  */
-public class LocalDateTimeUtil {
+public class TimeUtil {
 
 	/**
 	 * 当前时间，默认时区
@@ -191,7 +191,7 @@ public class LocalDateTimeUtil {
 
 		if (temporalAccessor instanceof LocalDate) {
 			return ((LocalDate) temporalAccessor).atStartOfDay();
-		} else if(temporalAccessor instanceof Instant){
+		} else if (temporalAccessor instanceof Instant) {
 			return LocalDateTime.ofInstant((Instant) temporalAccessor, ZoneId.systemDefault());
 		}
 
@@ -220,7 +220,7 @@ public class LocalDateTimeUtil {
 
 		if (temporalAccessor instanceof LocalDateTime) {
 			return ((LocalDateTime) temporalAccessor).toLocalDate();
-		} else if(temporalAccessor instanceof Instant){
+		} else if (temporalAccessor instanceof Instant) {
 			return of(temporalAccessor).toLocalDate();
 		}
 
@@ -251,7 +251,7 @@ public class LocalDateTimeUtil {
 	 * @return {@link LocalDateTime}
 	 */
 	public static LocalDateTime parse(final CharSequence text, final DateTimeFormatter formatter) {
-		if (null == text) {
+		if (StrUtil.isBlank(text)) {
 			return null;
 		}
 		if (null == formatter) {
@@ -269,7 +269,7 @@ public class LocalDateTimeUtil {
 	 * @return {@link LocalDateTime}
 	 */
 	public static LocalDateTime parse(CharSequence text, final String format) {
-		if (null == text) {
+		if (StrUtil.isBlank(text)) {
 			return null;
 		}
 
@@ -585,12 +585,11 @@ public class LocalDateTimeUtil {
 	 *     <li>如果一年中的第5天是星期一，则第二周从第5周开始，第1至第4周在第1周</li>
 	 * </ul>
 	 *
-	 *
 	 * @param date 日期（{@link LocalDate} 或者 {@link LocalDateTime}等）
 	 * @return 所在年的第几周
 	 * @since 5.7.21
 	 */
-	public static int weekOfYear(final TemporalAccessor date){
+	public static int weekOfYear(final TemporalAccessor date) {
 		return TemporalAccessorUtil.get(date, WeekFields.ISO.weekOfYear());
 	}
 }
diff --git a/hutool-core/src/main/java/cn/hutool/core/io/FileUtil.java b/hutool-core/src/main/java/cn/hutool/core/io/FileUtil.java
index 26ce7c697..b4513830f 100755
--- a/hutool-core/src/main/java/cn/hutool/core/io/FileUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/io/FileUtil.java
@@ -1089,7 +1089,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static File copy(final File src, final File dest, final boolean isOverride) throws IORuntimeException {
-		return FileCopier.create(src, dest).setOverride(isOverride).copy();
+		return FileCopier.of(src, dest).setOverride(isOverride).copy();
 	}
 
 	/**
@@ -1109,7 +1109,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static File copyContent(final File src, final File dest, final boolean isOverride) throws IORuntimeException {
-		return FileCopier.create(src, dest).setCopyContentIfDir(true).setOverride(isOverride).copy();
+		return FileCopier.of(src, dest).setCopyContentIfDir(true).setOverride(isOverride).copy();
 	}
 
 	/**
@@ -1130,7 +1130,7 @@ public class FileUtil extends PathUtil {
 	 * @since 4.1.5
 	 */
 	public static File copyFilesFromDir(final File src, final File dest, final boolean isOverride) throws IORuntimeException {
-		return FileCopier.create(src, dest).setCopyContentIfDir(true).setOnlyCopyFile(true).setOverride(isOverride).copy();
+		return FileCopier.of(src, dest).setCopyContentIfDir(true).setOnlyCopyFile(true).setOverride(isOverride).copy();
 	}
 
 	/**
@@ -1976,7 +1976,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static byte[] readBytes(final File file) throws IORuntimeException {
-		return FileReader.create(file).readBytes();
+		return FileReader.of(file).readBytes();
 	}
 
 	/**
@@ -2023,7 +2023,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static String readString(final File file, final Charset charset) throws IORuntimeException {
-		return FileReader.create(file, charset).readString();
+		return FileReader.of(file, charset).readString();
 	}
 
 	/**
@@ -2130,7 +2130,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static <T extends Collection<String>> T readLines(final File file, final String charset, final T collection) throws IORuntimeException {
-		return FileReader.create(file, CharsetUtil.charset(charset)).readLines(collection);
+		return FileReader.of(file, CharsetUtil.charset(charset)).readLines(collection);
 	}
 
 	/**
@@ -2144,7 +2144,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static <T extends Collection<String>> T readLines(final File file, final Charset charset, final T collection) throws IORuntimeException {
-		return FileReader.create(file, charset).readLines(collection);
+		return FileReader.of(file, charset).readLines(collection);
 	}
 
 	/**
@@ -2299,7 +2299,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static void readLines(final File file, final Charset charset, final LineHandler lineHandler) throws IORuntimeException {
-		FileReader.create(file, charset).readLines(lineHandler);
+		FileReader.of(file, charset).readLines(lineHandler);
 	}
 
 	/**
@@ -2387,7 +2387,7 @@ public class FileUtil extends PathUtil {
 	 * @since 3.1.1
 	 */
 	public static <T> T load(final String path, final String charset, final ReaderHandler<T> readerHandler) throws IORuntimeException {
-		return FileReader.create(file(path), CharsetUtil.charset(charset)).read(readerHandler);
+		return FileReader.of(file(path), CharsetUtil.charset(charset)).read(readerHandler);
 	}
 
 	/**
@@ -2402,7 +2402,7 @@ public class FileUtil extends PathUtil {
 	 * @since 3.1.1
 	 */
 	public static <T> T load(final String path, final Charset charset, final ReaderHandler<T> readerHandler) throws IORuntimeException {
-		return FileReader.create(file(path), charset).read(readerHandler);
+		return FileReader.of(file(path), charset).read(readerHandler);
 	}
 
 	/**
@@ -2431,7 +2431,7 @@ public class FileUtil extends PathUtil {
 	 * @since 3.1.1
 	 */
 	public static <T> T load(final File file, final Charset charset, final ReaderHandler<T> readerHandler) throws IORuntimeException {
-		return FileReader.create(file, charset).read(readerHandler);
+		return FileReader.of(file, charset).read(readerHandler);
 	}
 
 	// -------------------------------------------------------------------------------------------- out start
@@ -2487,7 +2487,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static BufferedWriter getWriter(final File file, final Charset charset, final boolean isAppend) throws IORuntimeException {
-		return FileWriter.create(file, charset).getWriter(isAppend);
+		return FileWriter.of(file, charset).getWriter(isAppend);
 	}
 
 	/**
@@ -2597,7 +2597,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static File writeString(final String content, final File file, final String charset) throws IORuntimeException {
-		return FileWriter.create(file, CharsetUtil.charset(charset)).write(content);
+		return FileWriter.of(file, CharsetUtil.charset(charset)).write(content);
 	}
 
 	/**
@@ -2610,7 +2610,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static File writeString(final String content, final File file, final Charset charset) throws IORuntimeException {
-		return FileWriter.create(file, charset).write(content);
+		return FileWriter.of(file, charset).write(content);
 	}
 
 	/**
@@ -2675,7 +2675,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static File appendString(final String content, final File file, final String charset) throws IORuntimeException {
-		return FileWriter.create(file, CharsetUtil.charset(charset)).append(content);
+		return FileWriter.of(file, CharsetUtil.charset(charset)).append(content);
 	}
 
 	/**
@@ -2688,7 +2688,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static File appendString(final String content, final File file, final Charset charset) throws IORuntimeException {
-		return FileWriter.create(file, charset).append(content);
+		return FileWriter.of(file, charset).append(content);
 	}
 
 	/**
@@ -2910,7 +2910,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static <T> File writeLines(final Collection<T> list, final File file, final String charset, final boolean isAppend) throws IORuntimeException {
-		return FileWriter.create(file, CharsetUtil.charset(charset)).writeLines(list, isAppend);
+		return FileWriter.of(file, CharsetUtil.charset(charset)).writeLines(list, isAppend);
 	}
 
 	/**
@@ -2925,7 +2925,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static <T> File writeLines(final Collection<T> list, final File file, final Charset charset, final boolean isAppend) throws IORuntimeException {
-		return FileWriter.create(file, charset).writeLines(list, isAppend);
+		return FileWriter.of(file, charset).writeLines(list, isAppend);
 	}
 
 	/**
@@ -2940,7 +2940,7 @@ public class FileUtil extends PathUtil {
 	 * @since 4.0.5
 	 */
 	public static File writeUtf8Map(final Map<?, ?> map, final File file, final String kvSeparator, final boolean isAppend) throws IORuntimeException {
-		return FileWriter.create(file, CharsetUtil.UTF_8).writeMap(map, kvSeparator, isAppend);
+		return FileWriter.of(file, CharsetUtil.UTF_8).writeMap(map, kvSeparator, isAppend);
 	}
 
 	/**
@@ -2956,7 +2956,7 @@ public class FileUtil extends PathUtil {
 	 * @since 4.0.5
 	 */
 	public static File writeMap(final Map<?, ?> map, final File file, final Charset charset, final String kvSeparator, final boolean isAppend) throws IORuntimeException {
-		return FileWriter.create(file, charset).writeMap(map, kvSeparator, isAppend);
+		return FileWriter.of(file, charset).writeMap(map, kvSeparator, isAppend);
 	}
 
 	/**
@@ -2996,7 +2996,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static File writeBytes(final byte[] data, final File dest, final int off, final int len, final boolean isAppend) throws IORuntimeException {
-		return FileWriter.create(dest).write(data, off, len, isAppend);
+		return FileWriter.of(dest).write(data, off, len, isAppend);
 	}
 
 	/**
@@ -3023,7 +3023,7 @@ public class FileUtil extends PathUtil {
 	 * @since 5.5.6
 	 */
 	public static File writeFromStream(final InputStream in, final File dest, final boolean isCloseIn) throws IORuntimeException {
-		return FileWriter.create(dest).writeFromStream(in, isCloseIn);
+		return FileWriter.of(dest).writeFromStream(in, isCloseIn);
 	}
 
 	/**
@@ -3048,7 +3048,7 @@ public class FileUtil extends PathUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static long writeToStream(final File file, final OutputStream out) throws IORuntimeException {
-		return FileReader.create(file).writeToStream(out);
+		return FileReader.of(file).writeToStream(out);
 	}
 
 	/**
@@ -3112,7 +3112,7 @@ public class FileUtil extends PathUtil {
 	 */
 	public static File convertLineSeparator(final File file, final Charset charset, final LineSeparator lineSeparator) {
 		final List<String> lines = readLines(file, charset);
-		return FileWriter.create(file, charset).writeLines(lines, lineSeparator, false);
+		return FileWriter.of(file, charset).writeLines(lines, lineSeparator, false);
 	}
 
 	/**
diff --git a/hutool-core/src/main/java/cn/hutool/core/io/file/FileAppender.java b/hutool-core/src/main/java/cn/hutool/core/io/file/FileAppender.java
index 6494998b7..6c54778c1 100644
--- a/hutool-core/src/main/java/cn/hutool/core/io/file/FileAppender.java
+++ b/hutool-core/src/main/java/cn/hutool/core/io/file/FileAppender.java
@@ -78,7 +78,7 @@ public class FileAppender implements Serializable {
 		this.capacity = capacity;
 		this.list = new ArrayList<>(capacity);
 		this.isNewLineMode = isNewLineMode;
-		this.writer = FileWriter.create(destFile, charset);
+		this.writer = FileWriter.of(destFile, charset);
 		this.lock = ObjUtil.defaultIfNull(lock, LockUtil::getNoLock);
 	}
 
diff --git a/hutool-core/src/main/java/cn/hutool/core/io/file/FileCopier.java b/hutool-core/src/main/java/cn/hutool/core/io/file/FileCopier.java
index b2b01b17e..7a4742f2e 100755
--- a/hutool-core/src/main/java/cn/hutool/core/io/file/FileCopier.java
+++ b/hutool-core/src/main/java/cn/hutool/core/io/file/FileCopier.java
@@ -46,7 +46,7 @@ public class FileCopier extends SrcToDestCopier<File, FileCopier>{
 	 * @param destPath 目标文件路径（相对ClassPath路径或绝对路径）
 	 * @return this
 	 */
-	public static FileCopier create(final String srcPath, final String destPath) {
+	public static FileCopier of(final String srcPath, final String destPath) {
 		return new FileCopier(FileUtil.file(srcPath), FileUtil.file(destPath));
 	}
 
@@ -56,7 +56,7 @@ public class FileCopier extends SrcToDestCopier<File, FileCopier>{
 	 * @param dest 目标文件
 	 * @return this
 	 */
-	public static FileCopier create(final File src, final File dest) {
+	public static FileCopier of(final File src, final File dest) {
 		return new FileCopier(src, dest);
 	}
 	//-------------------------------------------------------------------------------------------------------- static method end
diff --git a/hutool-core/src/main/java/cn/hutool/core/io/file/FileReader.java b/hutool-core/src/main/java/cn/hutool/core/io/file/FileReader.java
index a080d498b..ee7c46c59 100644
--- a/hutool-core/src/main/java/cn/hutool/core/io/file/FileReader.java
+++ b/hutool-core/src/main/java/cn/hutool/core/io/file/FileReader.java
@@ -33,7 +33,7 @@ public class FileReader extends FileWrapper {
 	 * @param charset 编码，使用 {@link CharsetUtil}
 	 * @return FileReader
 	 */
-	public static FileReader create(final File file, final Charset charset){
+	public static FileReader of(final File file, final Charset charset){
 		return new FileReader(file, charset);
 	}
 
@@ -42,7 +42,7 @@ public class FileReader extends FileWrapper {
 	 * @param file 文件
 	 * @return FileReader
 	 */
-	public static FileReader create(final File file){
+	public static FileReader of(final File file){
 		return new FileReader(file);
 	}
 
diff --git a/hutool-core/src/main/java/cn/hutool/core/io/file/FileWriter.java b/hutool-core/src/main/java/cn/hutool/core/io/file/FileWriter.java
index d7e04e518..255421399 100644
--- a/hutool-core/src/main/java/cn/hutool/core/io/file/FileWriter.java
+++ b/hutool-core/src/main/java/cn/hutool/core/io/file/FileWriter.java
@@ -34,7 +34,7 @@ public class FileWriter extends FileWrapper {
 	 * @param charset 编码，使用 {@link CharsetUtil}
 	 * @return FileWriter
 	 */
-	public static FileWriter create(final File file, final Charset charset) {
+	public static FileWriter of(final File file, final Charset charset) {
 		return new FileWriter(file, charset);
 	}
 
@@ -44,7 +44,7 @@ public class FileWriter extends FileWrapper {
 	 * @param file 文件
 	 * @return FileWriter
 	 */
-	public static FileWriter create(final File file) {
+	public static FileWriter of(final File file) {
 		return new FileWriter(file);
 	}
 
diff --git a/hutool-core/src/main/java/cn/hutool/core/io/watch/WatchMonitor.java b/hutool-core/src/main/java/cn/hutool/core/io/watch/WatchMonitor.java
index 89c7ab1d9..e0cc23701 100644
--- a/hutool-core/src/main/java/cn/hutool/core/io/watch/WatchMonitor.java
+++ b/hutool-core/src/main/java/cn/hutool/core/io/watch/WatchMonitor.java
@@ -78,8 +78,8 @@ public class WatchMonitor extends WatchServer {
 	 * @param events 监听的事件列表
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final URL url, final WatchEvent.Kind<?>... events) {
-		return create(url, 0, events);
+	public static WatchMonitor of(final URL url, final WatchEvent.Kind<?>... events) {
+		return of(url, 0, events);
 	}
 
 	/**
@@ -90,8 +90,8 @@ public class WatchMonitor extends WatchServer {
 	 * @param maxDepth 当监听目录时，监听目录的最大深度，当设置值为1（或小于1）时，表示不递归监听子目录
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final URL url, final int maxDepth, final WatchEvent.Kind<?>... events) {
-		return create(URLUtil.toURI(url), maxDepth, events);
+	public static WatchMonitor of(final URL url, final int maxDepth, final WatchEvent.Kind<?>... events) {
+		return of(URLUtil.toURI(url), maxDepth, events);
 	}
 
 	/**
@@ -101,8 +101,8 @@ public class WatchMonitor extends WatchServer {
 	 * @param events 监听的事件列表
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final URI uri, final WatchEvent.Kind<?>... events) {
-		return create(uri, 0, events);
+	public static WatchMonitor of(final URI uri, final WatchEvent.Kind<?>... events) {
+		return of(uri, 0, events);
 	}
 
 	/**
@@ -113,8 +113,8 @@ public class WatchMonitor extends WatchServer {
 	 * @param maxDepth 当监听目录时，监听目录的最大深度，当设置值为1（或小于1）时，表示不递归监听子目录
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final URI uri, final int maxDepth, final WatchEvent.Kind<?>... events) {
-		return create(Paths.get(uri), maxDepth, events);
+	public static WatchMonitor of(final URI uri, final int maxDepth, final WatchEvent.Kind<?>... events) {
+		return of(Paths.get(uri), maxDepth, events);
 	}
 
 	/**
@@ -124,8 +124,8 @@ public class WatchMonitor extends WatchServer {
 	 * @param events 监听的事件列表
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final File file, final WatchEvent.Kind<?>... events) {
-		return create(file, 0, events);
+	public static WatchMonitor of(final File file, final WatchEvent.Kind<?>... events) {
+		return of(file, 0, events);
 	}
 
 	/**
@@ -136,8 +136,8 @@ public class WatchMonitor extends WatchServer {
 	 * @param maxDepth 当监听目录时，监听目录的最大深度，当设置值为1（或小于1）时，表示不递归监听子目录
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final File file, final int maxDepth, final WatchEvent.Kind<?>... events) {
-		return create(file.toPath(), maxDepth, events);
+	public static WatchMonitor of(final File file, final int maxDepth, final WatchEvent.Kind<?>... events) {
+		return of(file.toPath(), maxDepth, events);
 	}
 
 	/**
@@ -147,8 +147,8 @@ public class WatchMonitor extends WatchServer {
 	 * @param events 监听的事件列表
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final String path, final WatchEvent.Kind<?>... events) {
-		return create(path, 0, events);
+	public static WatchMonitor of(final String path, final WatchEvent.Kind<?>... events) {
+		return of(path, 0, events);
 	}
 
 	/**
@@ -159,8 +159,8 @@ public class WatchMonitor extends WatchServer {
 	 * @param maxDepth 当监听目录时，监听目录的最大深度，当设置值为1（或小于1）时，表示不递归监听子目录
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final String path, final int maxDepth, final WatchEvent.Kind<?>... events) {
-		return create(Paths.get(path), maxDepth, events);
+	public static WatchMonitor of(final String path, final int maxDepth, final WatchEvent.Kind<?>... events) {
+		return of(Paths.get(path), maxDepth, events);
 	}
 
 	/**
@@ -170,8 +170,8 @@ public class WatchMonitor extends WatchServer {
 	 * @param events 监听事件列表
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final Path path, final WatchEvent.Kind<?>... events) {
-		return create(path, 0, events);
+	public static WatchMonitor of(final Path path, final WatchEvent.Kind<?>... events) {
+		return of(path, 0, events);
 	}
 
 	/**
@@ -182,7 +182,7 @@ public class WatchMonitor extends WatchServer {
 	 * @param maxDepth 当监听目录时，监听目录的最大深度，当设置值为1（或小于1）时，表示不递归监听子目录
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final Path path, final int maxDepth, final WatchEvent.Kind<?>... events) {
+	public static WatchMonitor of(final Path path, final int maxDepth, final WatchEvent.Kind<?>... events) {
 		return new WatchMonitor(path, maxDepth, events);
 	}
 
@@ -244,7 +244,7 @@ public class WatchMonitor extends WatchServer {
 	 * @return WatchMonitor
 	 */
 	public static WatchMonitor createAll(final Path path, final Watcher watcher) {
-		final WatchMonitor watchMonitor = create(path, EVENTS_ALL);
+		final WatchMonitor watchMonitor = of(path, EVENTS_ALL);
 		watchMonitor.setWatcher(watcher);
 		return watchMonitor;
 	}
diff --git a/hutool-core/src/main/java/cn/hutool/core/io/watch/WatchUtil.java b/hutool-core/src/main/java/cn/hutool/core/io/watch/WatchUtil.java
index bc86c24ec..daca308bd 100644
--- a/hutool-core/src/main/java/cn/hutool/core/io/watch/WatchUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/io/watch/WatchUtil.java
@@ -1,13 +1,18 @@
 package cn.hutool.core.io.watch;
 
+import cn.hutool.core.io.IORuntimeException;
+import cn.hutool.core.net.URLUtil;
+
 import java.io.File;
 import java.io.IOException;
 import java.net.URI;
 import java.net.URL;
-import java.nio.file.*;
-
-import cn.hutool.core.io.IORuntimeException;
-import cn.hutool.core.net.URLUtil;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.nio.file.WatchEvent;
+import java.nio.file.WatchKey;
+import java.nio.file.WatchService;
+import java.nio.file.Watchable;
 
 /**
  * 监听工具类<br>
@@ -24,8 +29,8 @@ public class WatchUtil {
 	 * @param events 监听的事件列表
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final URL url, final WatchEvent.Kind<?>... events) {
-		return create(url, 0, events);
+	public static WatchMonitor of(final URL url, final WatchEvent.Kind<?>... events) {
+		return of(url, 0, events);
 	}
 
 	/**
@@ -36,8 +41,8 @@ public class WatchUtil {
 	 * @param maxDepth 当监听目录时，监听目录的最大深度，当设置值为1（或小于1）时，表示不递归监听子目录
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final URL url, final int maxDepth, final WatchEvent.Kind<?>... events) {
-		return create(URLUtil.toURI(url), maxDepth, events);
+	public static WatchMonitor of(final URL url, final int maxDepth, final WatchEvent.Kind<?>... events) {
+		return of(URLUtil.toURI(url), maxDepth, events);
 	}
 
 	/**
@@ -47,8 +52,8 @@ public class WatchUtil {
 	 * @param events 监听的事件列表
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final URI uri, final WatchEvent.Kind<?>... events) {
-		return create(uri, 0, events);
+	public static WatchMonitor of(final URI uri, final WatchEvent.Kind<?>... events) {
+		return of(uri, 0, events);
 	}
 
 	/**
@@ -59,8 +64,8 @@ public class WatchUtil {
 	 * @param maxDepth 当监听目录时，监听目录的最大深度，当设置值为1（或小于1）时，表示不递归监听子目录
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final URI uri, final int maxDepth, final WatchEvent.Kind<?>... events) {
-		return create(Paths.get(uri), maxDepth, events);
+	public static WatchMonitor of(final URI uri, final int maxDepth, final WatchEvent.Kind<?>... events) {
+		return of(Paths.get(uri), maxDepth, events);
 	}
 
 	/**
@@ -70,8 +75,8 @@ public class WatchUtil {
 	 * @param events 监听的事件列表
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final File file, final WatchEvent.Kind<?>... events) {
-		return create(file, 0, events);
+	public static WatchMonitor of(final File file, final WatchEvent.Kind<?>... events) {
+		return of(file, 0, events);
 	}
 
 	/**
@@ -82,8 +87,8 @@ public class WatchUtil {
 	 * @param maxDepth 当监听目录时，监听目录的最大深度，当设置值为1（或小于1）时，表示不递归监听子目录
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final File file, final int maxDepth, final WatchEvent.Kind<?>... events) {
-		return create(file.toPath(), maxDepth, events);
+	public static WatchMonitor of(final File file, final int maxDepth, final WatchEvent.Kind<?>... events) {
+		return of(file.toPath(), maxDepth, events);
 	}
 
 	/**
@@ -93,8 +98,8 @@ public class WatchUtil {
 	 * @param events 监听的事件列表
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final String path, final WatchEvent.Kind<?>... events) {
-		return create(path, 0, events);
+	public static WatchMonitor of(final String path, final WatchEvent.Kind<?>... events) {
+		return of(path, 0, events);
 	}
 
 	/**
@@ -105,8 +110,8 @@ public class WatchUtil {
 	 * @param maxDepth 当监听目录时，监听目录的最大深度，当设置值为1（或小于1）时，表示不递归监听子目录
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final String path, final int maxDepth, final WatchEvent.Kind<?>... events) {
-		return create(Paths.get(path), maxDepth, events);
+	public static WatchMonitor of(final String path, final int maxDepth, final WatchEvent.Kind<?>... events) {
+		return of(Paths.get(path), maxDepth, events);
 	}
 
 	/**
@@ -116,8 +121,8 @@ public class WatchUtil {
 	 * @param events 监听事件列表
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final Path path, final WatchEvent.Kind<?>... events) {
-		return create(path, 0, events);
+	public static WatchMonitor of(final Path path, final WatchEvent.Kind<?>... events) {
+		return of(path, 0, events);
 	}
 
 	/**
@@ -128,7 +133,7 @@ public class WatchUtil {
 	 * @param maxDepth 当监听目录时，监听目录的最大深度，当设置值为1（或小于1）时，表示不递归监听子目录
 	 * @return 监听对象
 	 */
-	public static WatchMonitor create(final Path path, final int maxDepth, final WatchEvent.Kind<?>... events) {
+	public static WatchMonitor of(final Path path, final int maxDepth, final WatchEvent.Kind<?>... events) {
 		return new WatchMonitor(path, maxDepth, events);
 	}
 
@@ -199,7 +204,7 @@ public class WatchUtil {
 	 * @return {@link WatchMonitor}
 	 */
 	public static WatchMonitor createAll(final File file, final int maxDepth, final Watcher watcher) {
-		return createAll(file.toPath(), 0, watcher);
+		return createAll(file.toPath(), maxDepth, watcher);
 	}
 
 	/**
@@ -245,7 +250,7 @@ public class WatchUtil {
 	 * @return {@link WatchMonitor}
 	 */
 	public static WatchMonitor createAll(final Path path, final int maxDepth, final Watcher watcher) {
-		final WatchMonitor watchMonitor = create(path, maxDepth, WatchMonitor.EVENTS_ALL);
+		final WatchMonitor watchMonitor = of(path, maxDepth, WatchMonitor.EVENTS_ALL);
 		watchMonitor.setWatcher(watcher);
 		return watchMonitor;
 	}
@@ -323,7 +328,7 @@ public class WatchUtil {
 	 * @since 4.5.2
 	 */
 	public static WatchMonitor createModify(final File file, final int maxDepth, final Watcher watcher) {
-		return createModify(file.toPath(), 0, watcher);
+		return createModify(file.toPath(), maxDepth, watcher);
 	}
 
 	/**
@@ -373,7 +378,7 @@ public class WatchUtil {
 	 * @since 4.5.2
 	 */
 	public static WatchMonitor createModify(final Path path, final int maxDepth, final Watcher watcher) {
-		final WatchMonitor watchMonitor = create(path, maxDepth, WatchMonitor.ENTRY_MODIFY);
+		final WatchMonitor watchMonitor = of(path, maxDepth, WatchMonitor.ENTRY_MODIFY);
 		watchMonitor.setWatcher(watcher);
 		return watchMonitor;
 	}
diff --git a/hutool-core/src/main/java/cn/hutool/core/thread/BlockPolicy.java b/hutool-core/src/main/java/cn/hutool/core/thread/BlockPolicy.java
index e2ae15de7..3fac35e1d 100755
--- a/hutool-core/src/main/java/cn/hutool/core/thread/BlockPolicy.java
+++ b/hutool-core/src/main/java/cn/hutool/core/thread/BlockPolicy.java
@@ -3,6 +3,7 @@ package cn.hutool.core.thread;
 import java.util.concurrent.RejectedExecutionException;
 import java.util.concurrent.RejectedExecutionHandler;
 import java.util.concurrent.ThreadPoolExecutor;
+import java.util.function.Consumer;
 
 /**
  * 当任务队列过长时处于阻塞状态，直到添加到队列中
@@ -14,15 +15,42 @@ import java.util.concurrent.ThreadPoolExecutor;
  */
 public class BlockPolicy implements RejectedExecutionHandler {
 
+	/**
+	 * 线程池关闭时，为避免任务丢失，留下处理方法
+	 * 如果需要由调用方来运行，可以{@code new BlockPolicy(Runnable::run)}
+	 */
+	private final Consumer<Runnable> handlerwhenshutdown;
+
+	/**
+	 * 构造
+	 */
 	public BlockPolicy() {
+		this(null);
+	}
+
+	/**
+	 * 构造
+	 *
+	 * @param handlerwhenshutdown 线程池关闭后的执行策略
+	 */
+	public BlockPolicy(final Consumer<Runnable> handlerwhenshutdown) {
+		this.handlerwhenshutdown = handlerwhenshutdown;
 	}
 
 	@Override
 	public void rejectedExecution(final Runnable r, final ThreadPoolExecutor e) {
-		try {
-			e.getQueue().put(r);
-		} catch (final InterruptedException ex) {
-			throw new RejectedExecutionException("Task " + r + " rejected from " + e);
+		// 线程池未关闭时，阻塞等待
+		if (false == e.isShutdown()) {
+			try {
+				e.getQueue().put(r);
+			} catch (InterruptedException ex) {
+				throw new RejectedExecutionException("Task " + r + " rejected from " + e);
+			}
+		} else if (null != handlerwhenshutdown) {
+			// 当设置了关闭时候的处理
+			handlerwhenshutdown.accept(r);
 		}
+
+		// 线程池关闭后，丢弃任务
 	}
 }
diff --git a/hutool-core/src/main/java/cn/hutool/core/thread/ExecutorBuilder.java b/hutool-core/src/main/java/cn/hutool/core/thread/ExecutorBuilder.java
index 2fada2d0e..cebdd274d 100644
--- a/hutool-core/src/main/java/cn/hutool/core/thread/ExecutorBuilder.java
+++ b/hutool-core/src/main/java/cn/hutool/core/thread/ExecutorBuilder.java
@@ -202,7 +202,7 @@ public class ExecutorBuilder implements Builder<ThreadPoolExecutor> {
 	 *
 	 * @return this
 	 */
-	public static ExecutorBuilder create() {
+	public static ExecutorBuilder of() {
 		return new ExecutorBuilder();
 	}
 
diff --git a/hutool-core/src/main/java/cn/hutool/core/thread/GlobalThreadPool.java b/hutool-core/src/main/java/cn/hutool/core/thread/GlobalThreadPool.java
index 16216ea2b..7762d9192 100644
--- a/hutool-core/src/main/java/cn/hutool/core/thread/GlobalThreadPool.java
+++ b/hutool-core/src/main/java/cn/hutool/core/thread/GlobalThreadPool.java
@@ -1,11 +1,11 @@
 package cn.hutool.core.thread;
 
+import cn.hutool.core.exceptions.UtilException;
+
 import java.util.concurrent.Callable;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Future;
 
-import cn.hutool.core.exceptions.UtilException;
-
 /**
  * 全局公共线程池<br>
  * 此线程池是一个无限线程池，即加入的线程不等待任何线程，直接执行
@@ -30,7 +30,7 @@ public class GlobalThreadPool {
 		if (null != executor) {
 			executor.shutdownNow();
 		}
-		executor = ExecutorBuilder.create().useSynchronousQueue().build();
+		executor = ExecutorBuilder.of().useSynchronousQueue().build();
 	}
 
 	/**
diff --git a/hutool-core/src/main/java/cn/hutool/core/thread/ThreadUtil.java b/hutool-core/src/main/java/cn/hutool/core/thread/ThreadUtil.java
index 9542dfa1f..ac097cf17 100644
--- a/hutool-core/src/main/java/cn/hutool/core/thread/ThreadUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/thread/ThreadUtil.java
@@ -35,7 +35,7 @@ public class ThreadUtil {
 	 * @return ExecutorService
 	 */
 	public static ExecutorService newExecutor(final int corePoolSize) {
-		final ExecutorBuilder builder = ExecutorBuilder.create();
+		final ExecutorBuilder builder = ExecutorBuilder.of();
 		if (corePoolSize > 0) {
 			builder.setCorePoolSize(corePoolSize);
 		}
@@ -54,7 +54,7 @@ public class ThreadUtil {
 	 * @return ExecutorService
 	 */
 	public static ExecutorService newExecutor() {
-		return ExecutorBuilder.create().useSynchronousQueue().build();
+		return ExecutorBuilder.of().useSynchronousQueue().build();
 	}
 
 	/**
@@ -69,7 +69,7 @@ public class ThreadUtil {
 	 * @return ExecutorService
 	 */
 	public static ExecutorService newSingleExecutor() {
-		return ExecutorBuilder.create()//
+		return ExecutorBuilder.of()//
 				.setCorePoolSize(1)//
 				.setMaxPoolSize(1)//
 				.setKeepAliveTime(0)//
@@ -85,7 +85,7 @@ public class ThreadUtil {
 	 * @return {@link ThreadPoolExecutor}
 	 */
 	public static ThreadPoolExecutor newExecutor(final int corePoolSize, final int maximumPoolSize) {
-		return ExecutorBuilder.create()
+		return ExecutorBuilder.of()
 				.setCorePoolSize(corePoolSize)
 				.setMaxPoolSize(maximumPoolSize)
 				.build();
@@ -102,7 +102,7 @@ public class ThreadUtil {
 	 * @since 5.4.1
 	 */
 	public static ExecutorService newExecutor(final int corePoolSize, final int maximumPoolSize, final int maximumQueueSize) {
-		return ExecutorBuilder.create()
+		return ExecutorBuilder.of()
 				.setCorePoolSize(corePoolSize)
 				.setMaxPoolSize(maximumPoolSize)
 				.setWorkQueue(new LinkedBlockingQueue<>(maximumQueueSize))
@@ -128,7 +128,7 @@ public class ThreadUtil {
 
 		// 最佳的线程数 = CPU可用核心数 / (1 - 阻塞系数)
 		final int poolSize = (int) (Runtime.getRuntime().availableProcessors() / (1 - blockingCoefficient));
-		return ExecutorBuilder.create().setCorePoolSize(poolSize).setMaxPoolSize(poolSize).setKeepAliveTime(0L).build();
+		return ExecutorBuilder.of().setCorePoolSize(poolSize).setMaxPoolSize(poolSize).setKeepAliveTime(0L).build();
 	}
 
 	/**
@@ -190,7 +190,7 @@ public class ThreadUtil {
 												   final int maximumQueueSize,
 												   final String threadNamePrefix,
 												   final RejectedExecutionHandler handler) {
-		return ExecutorBuilder.create()
+		return ExecutorBuilder.of()
 				.setCorePoolSize(nThreads).setMaxPoolSize(nThreads)
 				.setWorkQueue(new LinkedBlockingQueue<>(maximumQueueSize))
 				.setThreadFactory(createThreadFactory(threadNamePrefix))
diff --git a/hutool-core/src/test/java/cn/hutool/core/bean/DynaBeanTest.java b/hutool-core/src/test/java/cn/hutool/core/bean/DynaBeanTest.java
index e7ca69e93..ba62aa397 100644
--- a/hutool-core/src/test/java/cn/hutool/core/bean/DynaBeanTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/bean/DynaBeanTest.java
@@ -14,7 +14,7 @@ public class DynaBeanTest {
 	@Test
 	public void beanTest() {
 		final User user = new User();
-		final DynaBean bean = DynaBean.create(user);
+		final DynaBean bean = DynaBean.of(user);
 		bean.set("name", "李华");
 		bean.set("age", 12);
 
@@ -38,7 +38,7 @@ public class DynaBeanTest {
 	public void beanByStaticClazzConstructorTest() {
 		final String name_before = "李华";
 		final int age_before = 12;
-		final DynaBean bean = DynaBean.create(User.class);
+		final DynaBean bean = DynaBean.of(User.class);
 		bean.set("name", name_before);
 		bean.set("age", age_before);
 
diff --git a/hutool-core/src/test/java/cn/hutool/core/bean/copier/BeanCopierTest.java b/hutool-core/src/test/java/cn/hutool/core/bean/copier/BeanCopierTest.java
index 54a113c32..6cee34b0b 100644
--- a/hutool-core/src/test/java/cn/hutool/core/bean/copier/BeanCopierTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/bean/copier/BeanCopierTest.java
@@ -12,13 +12,13 @@ public class BeanCopierTest {
 	public void beanToMapIgnoreNullTest() {
 		final A a = new A();
 
-		HashMap<Object, Object> map = BeanCopier.create(a, new HashMap<>(), CopyOptions.of()).copy();
+		HashMap<Object, Object> map = BeanCopier.of(a, new HashMap<>(), CopyOptions.of()).copy();
 		Assert.assertEquals(1, map.size());
 		Assert.assertTrue(map.containsKey("value"));
 		Assert.assertNull(map.get("value"));
 
 		// 忽略null的情况下，空字段不写入map
-		map = BeanCopier.create(a, new HashMap<>(), CopyOptions.of().ignoreNullValue()).copy();
+		map = BeanCopier.of(a, new HashMap<>(), CopyOptions.of().ignoreNullValue()).copy();
 		Assert.assertFalse(map.containsKey("value"));
 		Assert.assertEquals(0, map.size());
 	}
@@ -33,7 +33,7 @@ public class BeanCopierTest {
 		final B b = new B();
 		b.setValue("abc");
 
-		final BeanCopier<B> copier = BeanCopier.create(a, b, CopyOptions.of().setOverride(false));
+		final BeanCopier<B> copier = BeanCopier.of(a, b, CopyOptions.of().setOverride(false));
 		copier.copy();
 
 		Assert.assertEquals("abc", b.getValue());
@@ -49,7 +49,7 @@ public class BeanCopierTest {
 		final B b = new B();
 		b.setValue("abc");
 
-		final BeanCopier<B> copier = BeanCopier.create(a, b, CopyOptions.of());
+		final BeanCopier<B> copier = BeanCopier.of(a, b, CopyOptions.of());
 		copier.copy();
 
 		Assert.assertEquals("123", b.getValue());
diff --git a/hutool-core/src/test/java/cn/hutool/core/codec/HashidsTest.java b/hutool-core/src/test/java/cn/hutool/core/codec/HashidsTest.java
index 458cde5b1..c9332b7fa 100755
--- a/hutool-core/src/test/java/cn/hutool/core/codec/HashidsTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/codec/HashidsTest.java
@@ -6,7 +6,7 @@ import org.junit.Test;
 public class HashidsTest {
 	@Test
 	public void hexEncodeDecode() {
-		final Hashids hashids = Hashids.create("my awesome salt".toCharArray());
+		final Hashids hashids = Hashids.of("my awesome salt".toCharArray());
 		final String encoded1 = hashids.encodeFromHex("507f1f77bcf86cd799439011");
 		final String encoded2 = hashids.encodeFromHex("0x507f1f77bcf86cd799439011");
 		final String encoded3 = hashids.encodeFromHex("0X507f1f77bcf86cd799439011");
diff --git a/hutool-core/src/test/java/cn/hutool/core/date/DateBetweenTest.java b/hutool-core/src/test/java/cn/hutool/core/date/DateBetweenTest.java
index 2c27f451b..cd18bd251 100644
--- a/hutool-core/src/test/java/cn/hutool/core/date/DateBetweenTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/date/DateBetweenTest.java
@@ -69,9 +69,9 @@ public class DateBetweenTest {
 				DateUtil.parse("2020-11-21"),
 				DateUtil.parse("2020-11-23"), false);
 
-		final long betweenWeek2 = LocalDateTimeUtil.between(
-				LocalDateTimeUtil.parse("2020-11-21", "yyy-MM-dd"),
-				LocalDateTimeUtil.parse("2020-11-23", "yyy-MM-dd"),
+		final long betweenWeek2 = TimeUtil.between(
+				TimeUtil.parse("2020-11-21", "yyy-MM-dd"),
+				TimeUtil.parse("2020-11-23", "yyy-MM-dd"),
 				ChronoUnit.WEEKS);
 		Assert.assertEquals(betweenWeek, betweenWeek2);
 	}
diff --git a/hutool-core/src/test/java/cn/hutool/core/date/DateUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/date/DateUtilTest.java
index 48efc9eaa..f33187c37 100755
--- a/hutool-core/src/test/java/cn/hutool/core/date/DateUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/date/DateUtilTest.java
@@ -972,7 +972,7 @@ public class DateUtilTest {
 		String format = DateUtil.format(DateUtil.parse("2021-07-14 10:05:38"), DatePattern.NORM_DATETIME_FORMATTER);
 		Assert.assertEquals("2021-07-14 10:05:38", format);
 
-		format = DateUtil.format(LocalDateTimeUtil.parse("2021-07-14T10:05:38"),
+		format = DateUtil.format(TimeUtil.parse("2021-07-14T10:05:38"),
 				"yyyy-MM-dd HH:mm:ss");
 		Assert.assertEquals("2021-07-14 10:05:38", format);
 	}
diff --git a/hutool-core/src/test/java/cn/hutool/core/date/LocalDateTimeUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/date/LocalDateTimeUtilTest.java
deleted file mode 100755
index 51a71ae67..000000000
--- a/hutool-core/src/test/java/cn/hutool/core/date/LocalDateTimeUtilTest.java
+++ /dev/null
@@ -1,239 +0,0 @@
-package cn.hutool.core.date;
-
-import cn.hutool.core.lang.Console;
-import org.junit.Assert;
-import org.junit.Test;
-
-import java.time.Duration;
-import java.time.Instant;
-import java.time.LocalDate;
-import java.time.LocalDateTime;
-import java.time.format.DateTimeFormatter;
-import java.time.temporal.ChronoUnit;
-import java.time.temporal.TemporalAccessor;
-
-public class LocalDateTimeUtilTest {
-
-	@Test
-	public void nowTest() {
-		Assert.assertNotNull(LocalDateTimeUtil.now());
-	}
-
-	@Test
-	public void ofTest() {
-		final String dateStr = "2020-01-23T12:23:56";
-		final DateTime dt = DateUtil.parse(dateStr);
-
-		LocalDateTime of = LocalDateTimeUtil.of(dt);
-		Assert.assertNotNull(of);
-		Assert.assertEquals(dateStr, of.toString());
-
-		of = LocalDateTimeUtil.ofUTC(dt.getTime());
-		Assert.assertEquals(dateStr, of.toString());
-	}
-
-	@Test
-	public void parseOffsetTest() {
-		final LocalDateTime localDateTime = LocalDateTimeUtil.parse("2021-07-30T16:27:27+08:00", DateTimeFormatter.ISO_OFFSET_DATE_TIME);
-		Assert.assertEquals("2021-07-30T16:27:27", localDateTime.toString());
-	}
-
-	@Test
-	public void parseTest() {
-		final LocalDateTime localDateTime = LocalDateTimeUtil.parse("2020-01-23T12:23:56", DateTimeFormatter.ISO_DATE_TIME);
-		Assert.assertEquals("2020-01-23T12:23:56", localDateTime.toString());
-	}
-
-	@Test
-	public void parseTest2() {
-		final LocalDateTime localDateTime = LocalDateTimeUtil.parse("2020-01-23", DatePattern.NORM_DATE_PATTERN);
-		Assert.assertEquals("2020-01-23T00:00", localDateTime.toString());
-	}
-
-	@Test
-	public void parseTest3() {
-		final LocalDateTime localDateTime = LocalDateTimeUtil.parse("12:23:56", DatePattern.NORM_TIME_PATTERN);
-		Assert.assertEquals("12:23:56", localDateTime.toLocalTime().toString());
-	}
-
-	@Test
-	public void parseTest4() {
-		final LocalDateTime localDateTime = LocalDateTimeUtil.parse("2020-01-23T12:23:56");
-		Assert.assertEquals("2020-01-23T12:23:56", localDateTime.toString());
-	}
-
-	@Test
-	public void parseTest5() {
-		final LocalDateTime localDateTime = LocalDateTimeUtil.parse("19940121183604", "yyyyMMddHHmmss");
-		Assert.assertEquals("1994-01-21T18:36:04", localDateTime.toString());
-	}
-
-	@Test
-	public void parseTest6() {
-		LocalDateTime localDateTime = LocalDateTimeUtil.parse("19940121183604682", "yyyyMMddHHmmssSSS");
-		Assert.assertEquals("1994-01-21T18:36:04.682", localDateTime.toString());
-
-		localDateTime = LocalDateTimeUtil.parse("1994012118360468", "yyyyMMddHHmmssSS");
-		Assert.assertEquals("1994-01-21T18:36:04.680", localDateTime.toString());
-
-		localDateTime = LocalDateTimeUtil.parse("199401211836046", "yyyyMMddHHmmssS");
-		Assert.assertEquals("1994-01-21T18:36:04.600", localDateTime.toString());
-	}
-
-	@Test
-	public void parseDateTest() {
-		LocalDate localDate = LocalDateTimeUtil.parseDate("2020-01-23");
-		Assert.assertEquals("2020-01-23", localDate.toString());
-
-		localDate = LocalDateTimeUtil.parseDate("2020-01-23T12:23:56", DateTimeFormatter.ISO_DATE_TIME);
-		Assert.assertEquals("2020-01-23", localDate.toString());
-	}
-
-	@Test
-	public void parseSingleMonthAndDayTest() {
-		final LocalDate localDate = LocalDateTimeUtil.parseDate("2020-1-1", "yyyy-M-d");
-		Assert.assertEquals("2020-01-01", localDate.toString());
-	}
-
-	@Test
-	public void formatTest() {
-		final LocalDateTime localDateTime = LocalDateTimeUtil.parse("2020-01-23T12:23:56");
-		String format = LocalDateTimeUtil.format(localDateTime, DatePattern.NORM_DATETIME_PATTERN);
-		Assert.assertEquals("2020-01-23 12:23:56", format);
-
-		format = LocalDateTimeUtil.formatNormal(localDateTime);
-		Assert.assertEquals("2020-01-23 12:23:56", format);
-
-		format = LocalDateTimeUtil.format(localDateTime, DatePattern.NORM_DATE_PATTERN);
-		Assert.assertEquals("2020-01-23", format);
-	}
-
-	@Test
-	public void formatLocalDateTest() {
-		final LocalDate date = LocalDate.parse("2020-01-23");
-		String format = LocalDateTimeUtil.format(date, DatePattern.NORM_DATE_PATTERN);
-		Assert.assertEquals("2020-01-23", format);
-
-		format = LocalDateTimeUtil.formatNormal(date);
-		Assert.assertEquals("2020-01-23", format);
-	}
-
-	@Test
-	public void offset() {
-		final LocalDateTime localDateTime = LocalDateTimeUtil.parse("2020-01-23T12:23:56");
-		LocalDateTime offset = LocalDateTimeUtil.offset(localDateTime, 1, ChronoUnit.DAYS);
-		// 非同一对象
-		Assert.assertNotSame(localDateTime, offset);
-
-		Assert.assertEquals("2020-01-24T12:23:56", offset.toString());
-
-		offset = LocalDateTimeUtil.offset(localDateTime, -1, ChronoUnit.DAYS);
-		Assert.assertEquals("2020-01-22T12:23:56", offset.toString());
-	}
-
-	@Test
-	public void between() {
-		final Duration between = LocalDateTimeUtil.between(
-				LocalDateTimeUtil.parse("2019-02-02T00:00:00"),
-				LocalDateTimeUtil.parse("2020-02-02T00:00:00"));
-		Assert.assertEquals(365, between.toDays());
-	}
-
-	@Test
-	public void beginOfDayTest() {
-		final LocalDateTime localDateTime = LocalDateTimeUtil.parse("2020-01-23T12:23:56");
-		final LocalDateTime beginOfDay = LocalDateTimeUtil.beginOfDay(localDateTime);
-		Assert.assertEquals("2020-01-23T00:00", beginOfDay.toString());
-	}
-
-	@Test
-	public void endOfDayTest() {
-		final LocalDateTime localDateTime = LocalDateTimeUtil.parse("2020-01-23T12:23:56");
-
-		LocalDateTime endOfDay = LocalDateTimeUtil.endOfDay(localDateTime);
-		Assert.assertEquals("2020-01-23T23:59:59.999999999", endOfDay.toString());
-
-		endOfDay = LocalDateTimeUtil.endOfDay(localDateTime, true);
-		Assert.assertEquals("2020-01-23T23:59:59", endOfDay.toString());
-	}
-
-	@Test
-	public void dayOfWeekTest() {
-		final Week one = LocalDateTimeUtil.dayOfWeek(LocalDate.of(2021, 9, 20));
-		Assert.assertEquals(Week.MONDAY, one);
-
-		final Week two = LocalDateTimeUtil.dayOfWeek(LocalDate.of(2021, 9, 21));
-		Assert.assertEquals(Week.TUESDAY, two);
-
-		final Week three = LocalDateTimeUtil.dayOfWeek(LocalDate.of(2021, 9, 22));
-		Assert.assertEquals(Week.WEDNESDAY, three);
-
-		final Week four = LocalDateTimeUtil.dayOfWeek(LocalDate.of(2021, 9, 23));
-		Assert.assertEquals(Week.THURSDAY, four);
-
-		final Week five = LocalDateTimeUtil.dayOfWeek(LocalDate.of(2021, 9, 24));
-		Assert.assertEquals(Week.FRIDAY, five);
-
-		final Week six = LocalDateTimeUtil.dayOfWeek(LocalDate.of(2021, 9, 25));
-		Assert.assertEquals(Week.SATURDAY, six);
-
-		final Week seven = LocalDateTimeUtil.dayOfWeek(LocalDate.of(2021, 9, 26));
-		Assert.assertEquals(Week.SUNDAY, seven);
-	}
-
-	@Test
-	public void isOverlapTest(){
-		final LocalDateTime oneStartTime = LocalDateTime.of(2022, 1, 1, 10, 10, 10);
-		final LocalDateTime oneEndTime = LocalDateTime.of(2022, 1, 1, 11, 10, 10);
-
-		final LocalDateTime oneStartTime2 = LocalDateTime.of(2022, 1, 1, 11, 20, 10);
-		final LocalDateTime oneEndTime2 = LocalDateTime.of(2022, 1, 1, 11, 30, 10);
-
-		final LocalDateTime oneStartTime3 = LocalDateTime.of(2022, 1, 1, 11, 40, 10);
-		final LocalDateTime oneEndTime3 = LocalDateTime.of(2022, 1, 1, 11, 50, 10);
-
-		//真实请假数据
-		final LocalDateTime realStartTime = LocalDateTime.of(2022, 1, 1, 11, 49, 10);
-		final LocalDateTime realEndTime = LocalDateTime.of(2022, 1, 1, 12, 0, 10);
-
-		final LocalDateTime realStartTime1 = DateUtil.parseLocalDateTime("2022-03-01 08:00:00");
-		final LocalDateTime realEndTime1   = DateUtil.parseLocalDateTime("2022-03-01 10:00:00");
-
-		final LocalDateTime startTime  = DateUtil.parseLocalDateTime("2022-03-23 05:00:00");
-		final LocalDateTime endTime    = DateUtil.parseLocalDateTime("2022-03-23 13:00:00");
-
-		Assert.assertFalse(LocalDateTimeUtil.isOverlap(oneStartTime,oneEndTime,realStartTime,realEndTime));
-		Assert.assertFalse(LocalDateTimeUtil.isOverlap(oneStartTime2,oneEndTime2,realStartTime,realEndTime));
-		Assert.assertTrue(LocalDateTimeUtil.isOverlap(oneStartTime3,oneEndTime3,realStartTime,realEndTime));
-
-		Assert.assertFalse(LocalDateTimeUtil.isOverlap(realStartTime1,realEndTime1,startTime,endTime));
-		Assert.assertFalse(LocalDateTimeUtil.isOverlap(startTime,endTime,realStartTime1,realEndTime1));
-	}
-
-	@Test
-	public void weekOfYearTest(){
-		final LocalDate date1 = LocalDate.of(2021, 12, 31);
-		final int weekOfYear1 = LocalDateTimeUtil.weekOfYear(date1);
-		Assert.assertEquals(52, weekOfYear1);
-
-		final int weekOfYear2 = LocalDateTimeUtil.weekOfYear(date1.atStartOfDay());
-		Assert.assertEquals(52, weekOfYear2);
-	}
-
-	@Test
-	public void weekOfYearTest2(){
-		final LocalDate date1 = LocalDate.of(2022, 1, 31);
-		final int weekOfYear1 = LocalDateTimeUtil.weekOfYear(date1);
-		Assert.assertEquals(5, weekOfYear1);
-
-		final int weekOfYear2 = LocalDateTimeUtil.weekOfYear(date1.atStartOfDay());
-		Assert.assertEquals(5, weekOfYear2);
-	}
-
-	@Test
-	public void ofTest2(){
-		final Instant instant = DateUtil.parse("2022-02-22").toInstant();
-		final LocalDateTime of = LocalDateTimeUtil.of((TemporalAccessor) instant);
-		Console.log(of);
-	}
-}
diff --git a/hutool-core/src/test/java/cn/hutool/core/date/TimeUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/date/TimeUtilTest.java
new file mode 100644
index 000000000..f7cf3be4d
--- /dev/null
+++ b/hutool-core/src/test/java/cn/hutool/core/date/TimeUtilTest.java
@@ -0,0 +1,240 @@
+package cn.hutool.core.date;
+
+import cn.hutool.core.lang.Console;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.time.Duration;
+import java.time.Instant;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.time.temporal.ChronoUnit;
+import java.time.temporal.TemporalAccessor;
+import java.util.Objects;
+
+public class TimeUtilTest {
+
+	@Test
+	public void nowTest() {
+		Assert.assertNotNull(TimeUtil.now());
+	}
+
+	@Test
+	public void ofTest() {
+		final String dateStr = "2020-01-23T12:23:56";
+		final DateTime dt = DateUtil.parse(dateStr);
+
+		LocalDateTime of = TimeUtil.of(dt);
+		Assert.assertNotNull(of);
+		Assert.assertEquals(dateStr, of.toString());
+
+		of = TimeUtil.ofUTC(dt.getTime());
+		Assert.assertEquals(dateStr, of.toString());
+	}
+
+	@Test
+	public void parseOffsetTest() {
+		final LocalDateTime localDateTime = TimeUtil.parse("2021-07-30T16:27:27+08:00", DateTimeFormatter.ISO_OFFSET_DATE_TIME);
+		Assert.assertEquals("2021-07-30T16:27:27", Objects.requireNonNull(localDateTime).toString());
+	}
+
+	@Test
+	public void parseTest() {
+		final LocalDateTime localDateTime = TimeUtil.parse("2020-01-23T12:23:56", DateTimeFormatter.ISO_DATE_TIME);
+		Assert.assertEquals("2020-01-23T12:23:56", Objects.requireNonNull(localDateTime).toString());
+	}
+
+	@Test
+	public void parseTest2() {
+		final LocalDateTime localDateTime = TimeUtil.parse("2020-01-23", DatePattern.NORM_DATE_PATTERN);
+		Assert.assertEquals("2020-01-23T00:00", Objects.requireNonNull(localDateTime).toString());
+	}
+
+	@Test
+	public void parseTest3() {
+		final LocalDateTime localDateTime = TimeUtil.parse("12:23:56", DatePattern.NORM_TIME_PATTERN);
+		Assert.assertEquals("12:23:56", Objects.requireNonNull(localDateTime).toLocalTime().toString());
+	}
+
+	@Test
+	public void parseTest4() {
+		final LocalDateTime localDateTime = TimeUtil.parse("2020-01-23T12:23:56");
+		Assert.assertEquals("2020-01-23T12:23:56", localDateTime.toString());
+	}
+
+	@Test
+	public void parseTest5() {
+		final LocalDateTime localDateTime = TimeUtil.parse("19940121183604", "yyyyMMddHHmmss");
+		Assert.assertEquals("1994-01-21T18:36:04", Objects.requireNonNull(localDateTime).toString());
+	}
+
+	@Test
+	public void parseTest6() {
+		LocalDateTime localDateTime = TimeUtil.parse("19940121183604682", "yyyyMMddHHmmssSSS");
+		Assert.assertEquals("1994-01-21T18:36:04.682", Objects.requireNonNull(localDateTime).toString());
+
+		localDateTime = TimeUtil.parse("1994012118360468", "yyyyMMddHHmmssSS");
+		Assert.assertEquals("1994-01-21T18:36:04.680", Objects.requireNonNull(localDateTime).toString());
+
+		localDateTime = TimeUtil.parse("199401211836046", "yyyyMMddHHmmssS");
+		Assert.assertEquals("1994-01-21T18:36:04.600", Objects.requireNonNull(localDateTime).toString());
+	}
+
+	@Test
+	public void parseDateTest() {
+		LocalDate localDate = TimeUtil.parseDate("2020-01-23");
+		Assert.assertEquals("2020-01-23", localDate.toString());
+
+		localDate = TimeUtil.parseDate("2020-01-23T12:23:56", DateTimeFormatter.ISO_DATE_TIME);
+		Assert.assertEquals("2020-01-23", localDate.toString());
+	}
+
+	@Test
+	public void parseSingleMonthAndDayTest() {
+		final LocalDate localDate = TimeUtil.parseDate("2020-1-1", "yyyy-M-d");
+		Assert.assertEquals("2020-01-01", localDate.toString());
+	}
+
+	@Test
+	public void formatTest() {
+		final LocalDateTime localDateTime = TimeUtil.parse("2020-01-23T12:23:56");
+		String format = TimeUtil.format(localDateTime, DatePattern.NORM_DATETIME_PATTERN);
+		Assert.assertEquals("2020-01-23 12:23:56", format);
+
+		format = TimeUtil.formatNormal(localDateTime);
+		Assert.assertEquals("2020-01-23 12:23:56", format);
+
+		format = TimeUtil.format(localDateTime, DatePattern.NORM_DATE_PATTERN);
+		Assert.assertEquals("2020-01-23", format);
+	}
+
+	@Test
+	public void formatLocalDateTest() {
+		final LocalDate date = LocalDate.parse("2020-01-23");
+		String format = TimeUtil.format(date, DatePattern.NORM_DATE_PATTERN);
+		Assert.assertEquals("2020-01-23", format);
+
+		format = TimeUtil.formatNormal(date);
+		Assert.assertEquals("2020-01-23", format);
+	}
+
+	@Test
+	public void offset() {
+		final LocalDateTime localDateTime = TimeUtil.parse("2020-01-23T12:23:56");
+		LocalDateTime offset = TimeUtil.offset(localDateTime, 1, ChronoUnit.DAYS);
+		// 非同一对象
+		Assert.assertNotSame(localDateTime, offset);
+
+		Assert.assertEquals("2020-01-24T12:23:56", offset.toString());
+
+		offset = TimeUtil.offset(localDateTime, -1, ChronoUnit.DAYS);
+		Assert.assertEquals("2020-01-22T12:23:56", offset.toString());
+	}
+
+	@Test
+	public void between() {
+		final Duration between = TimeUtil.between(
+				TimeUtil.parse("2019-02-02T00:00:00"),
+				TimeUtil.parse("2020-02-02T00:00:00"));
+		Assert.assertEquals(365, between.toDays());
+	}
+
+	@Test
+	public void beginOfDayTest() {
+		final LocalDateTime localDateTime = TimeUtil.parse("2020-01-23T12:23:56");
+		final LocalDateTime beginOfDay = TimeUtil.beginOfDay(localDateTime);
+		Assert.assertEquals("2020-01-23T00:00", beginOfDay.toString());
+	}
+
+	@Test
+	public void endOfDayTest() {
+		final LocalDateTime localDateTime = TimeUtil.parse("2020-01-23T12:23:56");
+
+		LocalDateTime endOfDay = TimeUtil.endOfDay(localDateTime);
+		Assert.assertEquals("2020-01-23T23:59:59.999999999", endOfDay.toString());
+
+		endOfDay = TimeUtil.endOfDay(localDateTime, true);
+		Assert.assertEquals("2020-01-23T23:59:59", endOfDay.toString());
+	}
+
+	@Test
+	public void dayOfWeekTest() {
+		final Week one = TimeUtil.dayOfWeek(LocalDate.of(2021, 9, 20));
+		Assert.assertEquals(Week.MONDAY, one);
+
+		final Week two = TimeUtil.dayOfWeek(LocalDate.of(2021, 9, 21));
+		Assert.assertEquals(Week.TUESDAY, two);
+
+		final Week three = TimeUtil.dayOfWeek(LocalDate.of(2021, 9, 22));
+		Assert.assertEquals(Week.WEDNESDAY, three);
+
+		final Week four = TimeUtil.dayOfWeek(LocalDate.of(2021, 9, 23));
+		Assert.assertEquals(Week.THURSDAY, four);
+
+		final Week five = TimeUtil.dayOfWeek(LocalDate.of(2021, 9, 24));
+		Assert.assertEquals(Week.FRIDAY, five);
+
+		final Week six = TimeUtil.dayOfWeek(LocalDate.of(2021, 9, 25));
+		Assert.assertEquals(Week.SATURDAY, six);
+
+		final Week seven = TimeUtil.dayOfWeek(LocalDate.of(2021, 9, 26));
+		Assert.assertEquals(Week.SUNDAY, seven);
+	}
+
+	@Test
+	public void isOverlapTest(){
+		final LocalDateTime oneStartTime = LocalDateTime.of(2022, 1, 1, 10, 10, 10);
+		final LocalDateTime oneEndTime = LocalDateTime.of(2022, 1, 1, 11, 10, 10);
+
+		final LocalDateTime oneStartTime2 = LocalDateTime.of(2022, 1, 1, 11, 20, 10);
+		final LocalDateTime oneEndTime2 = LocalDateTime.of(2022, 1, 1, 11, 30, 10);
+
+		final LocalDateTime oneStartTime3 = LocalDateTime.of(2022, 1, 1, 11, 40, 10);
+		final LocalDateTime oneEndTime3 = LocalDateTime.of(2022, 1, 1, 11, 50, 10);
+
+		//真实请假数据
+		final LocalDateTime realStartTime = LocalDateTime.of(2022, 1, 1, 11, 49, 10);
+		final LocalDateTime realEndTime = LocalDateTime.of(2022, 1, 1, 12, 0, 10);
+
+		final LocalDateTime realStartTime1 = DateUtil.parseLocalDateTime("2022-03-01 08:00:00");
+		final LocalDateTime realEndTime1   = DateUtil.parseLocalDateTime("2022-03-01 10:00:00");
+
+		final LocalDateTime startTime  = DateUtil.parseLocalDateTime("2022-03-23 05:00:00");
+		final LocalDateTime endTime    = DateUtil.parseLocalDateTime("2022-03-23 13:00:00");
+
+		Assert.assertFalse(TimeUtil.isOverlap(oneStartTime,oneEndTime,realStartTime,realEndTime));
+		Assert.assertFalse(TimeUtil.isOverlap(oneStartTime2,oneEndTime2,realStartTime,realEndTime));
+		Assert.assertTrue(TimeUtil.isOverlap(oneStartTime3,oneEndTime3,realStartTime,realEndTime));
+
+		Assert.assertFalse(TimeUtil.isOverlap(realStartTime1,realEndTime1,startTime,endTime));
+		Assert.assertFalse(TimeUtil.isOverlap(startTime,endTime,realStartTime1,realEndTime1));
+	}
+
+	@Test
+	public void weekOfYearTest(){
+		final LocalDate date1 = LocalDate.of(2021, 12, 31);
+		final int weekOfYear1 = TimeUtil.weekOfYear(date1);
+		Assert.assertEquals(52, weekOfYear1);
+
+		final int weekOfYear2 = TimeUtil.weekOfYear(date1.atStartOfDay());
+		Assert.assertEquals(52, weekOfYear2);
+	}
+
+	@Test
+	public void weekOfYearTest2(){
+		final LocalDate date1 = LocalDate.of(2022, 1, 31);
+		final int weekOfYear1 = TimeUtil.weekOfYear(date1);
+		Assert.assertEquals(5, weekOfYear1);
+
+		final int weekOfYear2 = TimeUtil.weekOfYear(date1.atStartOfDay());
+		Assert.assertEquals(5, weekOfYear2);
+	}
+
+	@Test
+	public void ofTest2(){
+		final Instant instant = Objects.requireNonNull(DateUtil.parse("2022-02-22")).toInstant();
+		final LocalDateTime of = TimeUtil.of((TemporalAccessor) instant);
+		Console.log(of);
+	}
+}
diff --git a/hutool-core/src/test/java/cn/hutool/core/io/FileCopierTest.java b/hutool-core/src/test/java/cn/hutool/core/io/FileCopierTest.java
index 6d453b56a..32b734028 100644
--- a/hutool-core/src/test/java/cn/hutool/core/io/FileCopierTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/io/FileCopierTest.java
@@ -18,7 +18,7 @@ public class FileCopierTest {
 	@Test
 	@Ignore
 	public void dirCopyTest() {
-		final FileCopier copier = FileCopier.create("D:\\Java", "e:/eclipse/eclipse2.zip");
+		final FileCopier copier = FileCopier.of("D:\\Java", "e:/eclipse/eclipse2.zip");
 		copier.copy();
 	}
 
@@ -26,7 +26,7 @@ public class FileCopierTest {
 	@Ignore
 	public void dirCopyTest2() {
 		//测试带.的文件夹复制
-		final FileCopier copier = FileCopier.create("D:\\workspace\\java\\.metadata", "D:\\workspace\\java\\.metadata\\temp");
+		final FileCopier copier = FileCopier.of("D:\\workspace\\java\\.metadata", "D:\\workspace\\java\\.metadata\\temp");
 		copier.copy();
 
 		FileUtil.copy("D:\\workspace\\java\\looly\\hutool\\.git", "D:\\workspace\\java\\temp", true);
@@ -35,14 +35,14 @@ public class FileCopierTest {
 	@Test(expected = IORuntimeException.class)
 	public void dirCopySubTest() {
 		//测试父目录复制到子目录报错
-		final FileCopier copier = FileCopier.create("D:\\workspace\\java\\.metadata", "D:\\workspace\\java\\.metadata\\temp");
+		final FileCopier copier = FileCopier.of("D:\\workspace\\java\\.metadata", "D:\\workspace\\java\\.metadata\\temp");
 		copier.copy();
 	}
 
 	@Test
 	@Ignore
 	public void copyFileToDirTest() {
-		final FileCopier copier = FileCopier.create("d:/GReen_Soft/XshellXftpPortable.zip", "c:/hp/");
+		final FileCopier copier = FileCopier.of("d:/GReen_Soft/XshellXftpPortable.zip", "c:/hp/");
 		copier.copy();
 	}
 
@@ -51,7 +51,7 @@ public class FileCopierTest {
 	public void copyFileByRelativePath(){
 		// https://github.com/dromara/hutool/pull/2188
 		//  当复制的目标文件位置是相对路径的时候可以通过
-		final FileCopier copier = FileCopier.create(new File("pom.xml"),new File("aaa.txt"));
+		final FileCopier copier = FileCopier.of(new File("pom.xml"),new File("aaa.txt"));
 		copier.copy();
 		final boolean delete = new File("aaa.txt").delete();
 		Assert.assertTrue(delete);
diff --git a/hutool-cron/src/main/java/cn/hutool/cron/Scheduler.java b/hutool-cron/src/main/java/cn/hutool/cron/Scheduler.java
index 71479f127..43492cb4c 100755
--- a/hutool-cron/src/main/java/cn/hutool/cron/Scheduler.java
+++ b/hutool-cron/src/main/java/cn/hutool/cron/Scheduler.java
@@ -410,7 +410,7 @@ public class Scheduler implements Serializable {
 
 			if(null == this.threadExecutor){
 				// 无界线程池，确保每一个需要执行的线程都可以及时运行，同时复用已有线程避免线程重复创建
-				this.threadExecutor = ExecutorBuilder.create().useSynchronousQueue().setThreadFactory(//
+				this.threadExecutor = ExecutorBuilder.of().useSynchronousQueue().setThreadFactory(//
 						ThreadFactoryBuilder.create().setNamePrefix("hutool-cron-").setDaemon(this.daemon).build()//
 				).build();
 			}
diff --git a/hutool-json/src/main/java/cn/hutool/json/JSONUtil.java b/hutool-json/src/main/java/cn/hutool/json/JSONUtil.java
index 7b43ff6d2..13ca0cba2 100755
--- a/hutool-json/src/main/java/cn/hutool/json/JSONUtil.java
+++ b/hutool-json/src/main/java/cn/hutool/json/JSONUtil.java
@@ -225,7 +225,7 @@ public class JSONUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static JSON readJSON(final File file, final Charset charset) throws IORuntimeException {
-		return parse(FileReader.create(file, charset).readString());
+		return parse(FileReader.of(file, charset).readString());
 	}
 
 	/**
@@ -237,7 +237,7 @@ public class JSONUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static JSONObject readJSONObject(final File file, final Charset charset) throws IORuntimeException {
-		return parseObj(FileReader.create(file, charset).readString());
+		return parseObj(FileReader.of(file, charset).readString());
 	}
 
 	/**
@@ -249,7 +249,7 @@ public class JSONUtil {
 	 * @throws IORuntimeException IO异常
 	 */
 	public static JSONArray readJSONArray(final File file, final Charset charset) throws IORuntimeException {
-		return parseArray(FileReader.create(file, charset).readString());
+		return parseArray(FileReader.of(file, charset).readString());
 	}
 	// -------------------------------------------------------------------- Read end
 
diff --git a/hutool-json/src/test/java/cn/hutool/json/Issue644Test.java b/hutool-json/src/test/java/cn/hutool/json/Issue644Test.java
index 6371fbe13..37644a577 100644
--- a/hutool-json/src/test/java/cn/hutool/json/Issue644Test.java
+++ b/hutool-json/src/test/java/cn/hutool/json/Issue644Test.java
@@ -1,6 +1,6 @@
 package cn.hutool.json;
 
-import cn.hutool.core.date.LocalDateTimeUtil;
+import cn.hutool.core.date.TimeUtil;
 import lombok.Data;
 import org.junit.Assert;
 import org.junit.Test;
@@ -20,12 +20,12 @@ public class Issue644Test {
 		final JSONObject jsonObject = JSONUtil.parseObj(beanWithDate);
 
 		BeanWithDate beanWithDate2 = JSONUtil.toBean(jsonObject, BeanWithDate.class);
-		Assert.assertEquals(LocalDateTimeUtil.formatNormal(beanWithDate.getDate()),
-				LocalDateTimeUtil.formatNormal(beanWithDate2.getDate()));
+		Assert.assertEquals(TimeUtil.formatNormal(beanWithDate.getDate()),
+				TimeUtil.formatNormal(beanWithDate2.getDate()));
 
 		beanWithDate2 = JSONUtil.toBean(jsonObject.toString(), BeanWithDate.class);
-		Assert.assertEquals(LocalDateTimeUtil.formatNormal(beanWithDate.getDate()),
-				LocalDateTimeUtil.formatNormal(beanWithDate2.getDate()));
+		Assert.assertEquals(TimeUtil.formatNormal(beanWithDate.getDate()),
+				TimeUtil.formatNormal(beanWithDate2.getDate()));
 	}
 
 	@Data