Merge remote-tracking branch 'origin/v6-dev' into v6-dev

This commit is contained in:
VampireAchao 2023-03-15 10:51:06 +08:00
commit 373996fcbb
39 changed files with 1141 additions and 698 deletions

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@ -15,9 +15,9 @@
<artifactId>hutool-core</artifactId>
<name>${project.artifactId}</name>
<description>Hutool核心包括集合、字符串、Bean等工具</description>
<properties>
<Automatic-Module-Name>cn.hutool.core</Automatic-Module-Name>
</properties>
</project>
</project>

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@ -363,7 +363,7 @@ public class CollUtil {
* 例如集合1[a, b, c, c, c]集合2[a, b, c, c]<br>
* 结果[a, b, c]此结果中只保留了一个c
*
* @param <T> 集合元素类型
* @param <T> 集合元素类型
* @param colls 集合列表
* @return 交集的集合返回 {@link LinkedHashSet}
* @since 5.3.9
@ -1735,21 +1735,7 @@ public class CollUtil {
list.sort(comparator);
}
return page(pageNo, pageSize, list);
}
/**
* 对指定List分页取值
*
* @param <T> 集合元素类型
* @param pageNo 页码从0开始计数0表示第一页
* @param pageSize 每页的条目数
* @param list 列表
* @return 分页后的段落内容
* @since 4.1.20
*/
public static <T> List<T> page(final int pageNo, final int pageSize, final List<T> list) {
return ListUtil.page(pageNo, pageSize, list);
return ListUtil.page(list, pageNo, pageSize);
}
/**
@ -2015,7 +2001,7 @@ public class CollUtil {
}
/**
* 根据元素的指定字段分组非Bean都放在第一个分组中
* 根据元素的指定字段分组非Bean都放在第一个分组中
*
* @param <T> 元素类型
* @param collection 集合
@ -2023,8 +2009,24 @@ public class CollUtil {
* @return 分组列表
*/
public static <T> List<List<T>> groupByField(final Collection<T> collection, final String fieldName) {
return groupByFunc(collection, t -> BeanUtil.getFieldValue(t, fieldName));
}
/**
* 根据元素的指定字段值分组非Bean都放在第一个分组中<br>
* 例如{@code
* CollUtil.groupByFunc(list, TestBean::getAge)
* }
*
* @param <T> 元素类型
* @param collection 集合
* @param getter getter方法引用
* @return 分组列表
* @since 6.0.0
*/
public static <T> List<List<T>> groupByFunc(final Collection<T> collection, final Function<T, ?> getter) {
return group(collection, new Hash32<T>() {
private final List<Object> fieldNameList = new ArrayList<>();
private final List<Object> hashValList = new ArrayList<>();
@Override
public int hash32(final T t) {
@ -2032,14 +2034,13 @@ public class CollUtil {
// 非Bean放在同一子分组中
return 0;
}
final Object value = FieldUtil.getFieldValue(t, fieldName);
final int hash = fieldNameList.indexOf(value);
final Object value = getter.apply(t);
int hash = hashValList.indexOf(value);
if (hash < 0) {
fieldNameList.add(value);
return fieldNameList.size() - 1;
} else {
return hash;
hashValList.add(value);
hash = hashValList.size() - 1;
}
return hash;
}
});
}

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@ -8,20 +8,11 @@ import cn.hutool.core.collection.partition.RandomAccessPartition;
import cn.hutool.core.comparator.PinyinComparator;
import cn.hutool.core.comparator.PropertyComparator;
import cn.hutool.core.lang.Assert;
import cn.hutool.core.math.PageInfo;
import cn.hutool.core.util.ArrayUtil;
import cn.hutool.core.util.ObjUtil;
import cn.hutool.core.util.PageUtil;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.RandomAccess;
import java.util.*;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.function.Consumer;
import java.util.function.Predicate;
@ -254,42 +245,53 @@ public class ListUtil {
* 对指定List分页取值
*
* @param <T> 集合元素类型
* @param pageNo 页码第一页的页码取决于{@link PageUtil#getFirstPageNo()}默认0
* @param pageNo 页码第一页的页码从0开始
* @param pageSize 每页的条目数
* @param list 列表
* @return 分页后的段落内容
* @since 4.1.20
*/
public static <T> List<T> page(final int pageNo, final int pageSize, final List<T> list) {
public static <T> List<T> page(final List<T> list, final int pageNo, final int pageSize) {
if (CollUtil.isEmpty(list)) {
return new ArrayList<>(0);
}
return page(list, PageInfo.of(list.size(), pageSize)
.setFirstPageNo(0).setPageNo(pageNo));
}
/**
* 对指定List分页取值
*
* @param <T> 集合元素类型
* @param pageInfo 分页信息
* @param list 列表
* @return 分页后的段落内容
* @since 4.1.20
*/
public static <T> List<T> page(final List<T> list, final PageInfo pageInfo) {
if (CollUtil.isEmpty(list)) {
return new ArrayList<>(0);
}
final int resultSize = list.size();
// 每页条目数大于总数直接返回所有
if (resultSize <= pageSize) {
if (pageNo < (PageUtil.getFirstPageNo() + 1)) {
final int total = list.size();
final int pageSize = pageInfo.getPageSize();
// 不满一页
if (total <= pageSize) {
if (pageInfo.isFirstPage()) {
// 页码为1返回所有
return view(list);
} else {
// 越界直接返回空
return new ArrayList<>(0);
}
}
// 相乘可能会导致越界 临时用long
if (((long) (pageNo - PageUtil.getFirstPageNo()) * pageSize) > resultSize) {
if (pageInfo.getBeginIndex() > total) {
// 越界直接返回空
return new ArrayList<>(0);
}
final int[] startEnd = PageUtil.transToStartEnd(pageNo, pageSize);
if (startEnd[1] > resultSize) {
startEnd[1] = resultSize;
if (startEnd[0] > startEnd[1]) {
return new ArrayList<>(0);
}
}
return sub(list, startEnd[0], startEnd[1]);
return sub(list, pageInfo.getBeginIndex(), pageInfo.getEndIndexExclude());
}
/**
@ -307,16 +309,11 @@ public class ListUtil {
}
final int total = list.size();
final int totalPage = PageUtil.totalPage(total, pageSize);
for (int pageNo = PageUtil.getFirstPageNo(); pageNo < totalPage + PageUtil.getFirstPageNo(); pageNo++) {
// 获取当前页在列表中对应的起止序号
final int[] startEnd = PageUtil.transToStartEnd(pageNo, pageSize);
if (startEnd[1] > total) {
startEnd[1] = total;
}
final PageInfo pageInfo = PageInfo.of(total, pageSize);
while(pageInfo.isValidPage()){
// 返回数据
pageListConsumer.accept(sub(list, startEnd[0], startEnd[1]));
pageListConsumer.accept(sub(list, pageInfo.getBeginIndex(), pageInfo.getEndIndexExclude()));
pageInfo.nextPage();
}
}
@ -346,7 +343,7 @@ public class ListUtil {
if (CollUtil.isEmpty(list)) {
return list;
}
if(null == c){
if (null == c) {
c = Comparator.nullsFirst((Comparator<? super T>) Comparator.naturalOrder());
}
list.sort(c);
@ -446,10 +443,10 @@ public class ListUtil {
/**
* 在指定位置设置元素当index小于List的长度时替换指定位置的值否则追加{@code paddingElement}直到到达index后设置值
*
* @param <T> 元素类型
* @param list List列表
* @param index 位置
* @param element 新元素
* @param <T> 元素类型
* @param list List列表
* @param index 位置
* @param element 新元素
* @param paddingElement 填充的值
* @return 原List
* @since 5.8.4
@ -471,29 +468,29 @@ public class ListUtil {
/**
* 截取集合的部分
*
* @param <T> 集合元素类型
* @param list 被截取的数组
* @param start 开始位置包含
* @param end 结束位置不包含
* @param <T> 集合元素类型
* @param list 被截取的数组
* @param begionInclude 开始位置包含
* @param endExclude 结束位置不包含
* @return 截取后的数组当开始位置超过最大时返回空的List
*/
public static <T> List<T> sub(final List<T> list, final int start, final int end) {
return sub(list, start, end, 1);
public static <T> List<T> sub(final List<T> list, final int begionInclude, final int endExclude) {
return sub(list, begionInclude, endExclude, 1);
}
/**
* 截取集合的部分<br>
* 此方法与{@link List#subList(int, int)} 不同在于子列表是新的副本操作子列表不会影响原列表
*
* @param <T> 集合元素类型
* @param list 被截取的数组
* @param start 开始位置包含
* @param end 结束位置不包含
* @param step 步进
* @param <T> 集合元素类型
* @param list 被截取的数组
* @param begionInclude 开始位置包含
* @param endExclude 结束位置不包含
* @param step 步进
* @return 截取后的数组当开始位置超过最大时返回空的List
* @since 4.0.6
*/
public static <T> List<T> sub(final List<T> list, int start, int end, int step) {
public static <T> List<T> sub(final List<T> list, int begionInclude, int endExclude, int step) {
if (list == null) {
return null;
}
@ -503,25 +500,25 @@ public class ListUtil {
}
final int size = list.size();
if (start < 0) {
start += size;
if (begionInclude < 0) {
begionInclude += size;
}
if (end < 0) {
end += size;
if (endExclude < 0) {
endExclude += size;
}
if (start == size) {
if (begionInclude == size) {
return new ArrayList<>(0);
}
if (start > end) {
final int tmp = start;
start = end;
end = tmp;
if (begionInclude > endExclude) {
final int tmp = begionInclude;
begionInclude = endExclude;
endExclude = tmp;
}
if (end > size) {
if (start >= size) {
if (endExclude > size) {
if (begionInclude >= size) {
return new ArrayList<>(0);
}
end = size;
endExclude = size;
}
if (step < 1) {
@ -529,7 +526,7 @@ public class ListUtil {
}
final List<T> result = new ArrayList<>();
for (int i = start; i < end; i += step) {
for (int i = begionInclude; i < endExclude; i += step) {
result.add(list.get(i));
}
return result;
@ -719,8 +716,8 @@ public class ListUtil {
* 通过删除或替换现有元素或者原地添加新的元素来修改列表并以列表形式返回被修改的内容此方法不会改变原列表
* 类似js的<a href="https://developer.mozilla.org/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Array/splice">splice</a>函数
*
* @param <T> 元素类型
* @param list 列表
* @param <T> 元素类型
* @param list 列表
* @param start 指定修改的开始位置 0 计数, 可以为负数, -1代表最后一个元素
* @param deleteCount 删除个数必须是正整数
* @param items 放入的元素

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@ -2,12 +2,12 @@ package cn.hutool.core.date;
import cn.hutool.core.comparator.CompareUtil;
import cn.hutool.core.convert.NumberChineseFormatter;
import cn.hutool.core.date.format.GlobalCustomFormat;
import cn.hutool.core.date.format.parser.DateParser;
import cn.hutool.core.date.format.parser.FastDateParser;
import cn.hutool.core.date.format.GlobalCustomFormat;
import cn.hutool.core.date.format.parser.PositionDateParser;
import cn.hutool.core.util.ObjUtil;
import cn.hutool.core.text.StrUtil;
import cn.hutool.core.util.ObjUtil;
import javax.xml.datatype.XMLGregorianCalendar;
import java.text.ParsePosition;
@ -15,7 +15,6 @@ import java.time.Instant;
import java.time.LocalDateTime;
import java.util.Calendar;
import java.util.Date;
import java.util.LinkedHashSet;
import java.util.Locale;
import java.util.TimeZone;
@ -74,7 +73,7 @@ public class CalendarUtil {
/**
* 转换为Calendar对象
*
* @param millis 时间戳
* @param millis 时间戳
* @param timeZone 时区
* @return Calendar对象
* @since 5.7.22
@ -105,6 +104,8 @@ public class CalendarUtil {
return Calendar.PM == calendar.get(Calendar.AM_PM);
}
// region ----- modify 时间修改
/**
* 修改日期为某个时间字段起始时间
*
@ -355,6 +356,7 @@ public class CalendarUtil {
public static Calendar endOfYear(final Calendar calendar) {
return ceiling(calendar, DateField.YEAR);
}
// endregion
/**
* 比较两个日期是否为同一天
@ -375,8 +377,8 @@ public class CalendarUtil {
/**
* 比较两个日期是否为同一周
*
* @param cal1 日期1
* @param cal2 日期2
* @param cal1 日期1
* @param cal2 日期2
* @param isMon 是否为周一国内第一天为星期一国外第一天为星期日
* @return 是否为同一周
* @since 5.7.21
@ -443,28 +445,6 @@ public class CalendarUtil {
return date1.getTimeInMillis() == date2.getTimeInMillis();
}
/**
* 获得指定日期区间内的年份和季度<br>
*
* @param startDate 起始日期包含
* @param endDate 结束日期包含
* @return 季度列表 元素类似于 20132
* @since 4.1.15
*/
public static LinkedHashSet<String> yearAndQuarter(long startDate, final long endDate) {
final LinkedHashSet<String> quarters = new LinkedHashSet<>();
final Calendar cal = calendar(startDate);
while (startDate <= endDate) {
// 如果开始时间超出结束时间让结束时间为开始时间处理完后结束循环
quarters.add(yearAndQuarter(cal));
cal.add(Calendar.MONTH, 3);
startDate = cal.getTimeInMillis();
}
return quarters;
}
/**
* 获得指定日期年份和季度<br>
* 格式[20131]表示2013年第一季度
@ -637,51 +617,7 @@ public class CalendarUtil {
return result.toString();
}
/**
* 计算相对于dateToCompare的年龄长用于计算指定生日在某年的年龄
*
* @param birthday 生日
* @param dateToCompare 需要对比的日期
* @return 年龄
*/
protected static int age(final long birthday, final long dateToCompare) {
if (birthday > dateToCompare) {
throw new IllegalArgumentException("Birthday is after dateToCompare!");
}
final Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(dateToCompare);
final int year = cal.get(Calendar.YEAR);
final int month = cal.get(Calendar.MONTH);
final int dayOfMonth = cal.get(Calendar.DAY_OF_MONTH);
final boolean isLastDayOfMonth = dayOfMonth == cal.getActualMaximum(Calendar.DAY_OF_MONTH);
cal.setTimeInMillis(birthday);
int age = year - cal.get(Calendar.YEAR);
//当前日期则为0岁
if (age == 0){
return 0;
}
final int monthBirth = cal.get(Calendar.MONTH);
if (month == monthBirth) {
final int dayOfMonthBirth = cal.get(Calendar.DAY_OF_MONTH);
final boolean isLastDayOfMonthBirth = dayOfMonthBirth == cal.getActualMaximum(Calendar.DAY_OF_MONTH);
// issue#I6E6ZG法定生日当天不算年龄从第二天开始计算
if ((false == isLastDayOfMonth || false == isLastDayOfMonthBirth) && dayOfMonth <= dayOfMonthBirth) {
// 如果生日在当月但是未达到生日当天的日期年龄减一
age--;
}
} else if (month < monthBirth) {
// 如果当前月份未达到生日的月份年龄计算减一
age--;
}
return age;
}
// region ----- parse
/**
* 通过给定的日期格式解析日期时间字符串<br>
* 传入的日期格式会逐个尝试直到解析成功返回{@link Calendar}对象否则抛出{@link DateException}异常
@ -782,4 +718,50 @@ public class CalendarUtil {
return parser.parse(StrUtil.str(str), new ParsePosition(0), calendar) ? calendar : null;
}
// endregion
/**
* 计算相对于dateToCompare的年龄长用于计算指定生日在某年的年龄
*
* @param birthday 生日
* @param dateToCompare 需要对比的日期
* @return 年龄
*/
protected static int age(final long birthday, final long dateToCompare) {
if (birthday > dateToCompare) {
throw new IllegalArgumentException("Birthday is after dateToCompare!");
}
final Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(dateToCompare);
final int year = cal.get(Calendar.YEAR);
final int month = cal.get(Calendar.MONTH);
final int dayOfMonth = cal.get(Calendar.DAY_OF_MONTH);
final boolean isLastDayOfMonth = dayOfMonth == cal.getActualMaximum(Calendar.DAY_OF_MONTH);
cal.setTimeInMillis(birthday);
int age = year - cal.get(Calendar.YEAR);
//当前日期则为0岁
if (age == 0) {
return 0;
}
final int monthBirth = cal.get(Calendar.MONTH);
if (month == monthBirth) {
final int dayOfMonthBirth = cal.get(Calendar.DAY_OF_MONTH);
final boolean isLastDayOfMonthBirth = dayOfMonthBirth == cal.getActualMaximum(Calendar.DAY_OF_MONTH);
// issue#I6E6ZG法定生日当天不算年龄从第二天开始计算
if ((false == isLastDayOfMonth || false == isLastDayOfMonthBirth) && dayOfMonth <= dayOfMonthBirth) {
// 如果生日在当月但是未达到生日当天的日期年龄减一
age--;
}
} else if (month < monthBirth) {
// 如果当前月份未达到生日的月份年龄计算减一
age--;
}
return age;
}
}

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@ -31,7 +31,7 @@ import java.util.regex.Pattern;
* <li>yyyy-MM-dd HH:mm:ss.SSS 示例2022-08-05 12:59:59.559</li>
* <li>yyyy-MM-dd HH:mm:ss.SSSZ 示例2022-08-05 12:59:59.559+0800东八区中国时区2022-08-05 04:59:59.559+0000冰岛0时区, 年月日 时分秒 毫秒 时区</li>
* <li>yyyy-MM-dd HH:mm:ss.SSSz 示例2022-08-05 12:59:59.559UTC世界标准时间=0时区2022-08-05T12:59:59.599GMT冰岛0时区2022-08-05T12:59:59.599CST东八区中国时区2022-08-23T03:45:00.599EDT美国东北纽约时间-0400 ,年月日 时分秒 毫秒 时区</li>
* <li>yyyy-MM-dd'T'HH:mm:ss.SSS'Z' 示例2022-08-05T12:59:59.559Z, 其中''单引号表示转义字符T:分隔符Z:一般UTC,0时区的时间含义</li>
* <li>yyyy-MM-dd'T'HH:mm:ss.SSS'Z' 示例2022-08-05T12:59:59.559Z, 其中''单引号表示转义字符T:分隔符Z:一般UTC,0时区的时间含义</li>
* <li>yyyy-MM-dd'T'HH:mm:ss.SSSZ 示例2022-08-05T11:59:59.559+0800, 其中Z,表示时区</li>
* <li>yyyy-MM-dd'T'HH:mm:ss.SSSX 示例2022-08-05T12:59:59.559+08, 其中X:两位时区+08表示东8区中国时区</li>
* <li>yyyy-MM-dd'T'HH:mm:ss.SSSXX 示例2022-08-05T12:59:59.559+0800, 其中XX:四位时区</li>
@ -61,7 +61,7 @@ import java.util.regex.Pattern;
* 09:30 UTC表示为09:30ZT0930Z其中Z +00:00 的缩写意思是 UTC(零时分秒的偏移量).
* </p>
* <ul>
* <li>yyyy-MM-dd'T'HH:mm:ssZ</li>
* <li>yyyy-MM-dd'T'HH:mm:ss'Z'</li>
* <li>2022-08-23T15:20:46UTC</li>
* <li>2022-08-23T15:20:46 UTC</li>
* <li>2022-08-23T15:20:46+0000</li>
@ -189,15 +189,15 @@ public class DatePattern {
/**
* ISO8601日期时间格式精确到毫秒yyyy-MM-dd HH:mm:ss,SSS
*/
public static final String ISO8601_PATTERN = "yyyy-MM-dd HH:mm:ss,SSS";
public static final String NORM_DATETIME_COMMA_MS_PATTERN = "yyyy-MM-dd HH:mm:ss,SSS";
/**
* ISO8601日期时间格式精确到毫秒 {@link FastDateFormat}yyyy-MM-dd HH:mm:ss,SSS
*/
public static final FastDateFormat ISO8601_FORMAT = FastDateFormat.getInstance(ISO8601_PATTERN);
public static final FastDateFormat NORM_DATETIME_COMMA_MS_FORMAT = FastDateFormat.getInstance(NORM_DATETIME_COMMA_MS_PATTERN);
/**
* 标准日期格式 {@link DateTimeFormatter}yyyy-MM-dd HH:mm:ss,SSS
*/
public static final DateTimeFormatter ISO8601_FORMATTER = createFormatter(ISO8601_PATTERN);
public static final DateTimeFormatter NORM_DATETIME_COMMA_MS_FORMATTER = createFormatter(NORM_DATETIME_COMMA_MS_PATTERN);
/**
* 标准日期格式yyyy年MM月dd日
@ -286,8 +286,7 @@ public class DatePattern {
.toFormatter();
// endregion
// region Others
//================================================== Others ==================================================
// region ----- Others
/**
* HTTP头中日期时间格式EEE, dd MMM yyyy HH:mm:ss z
*/
@ -307,76 +306,78 @@ public class DatePattern {
public static final FastDateFormat JDK_DATETIME_FORMAT = FastDateFormat.getInstance(JDK_DATETIME_PATTERN, Locale.US);
/**
* UTC时间yyyy-MM-dd'T'HH:mm:ss
* ISO8601日期时间yyyy-MM-dd'T'HH:mm:ss<br>
* 按照ISO8601规范默认使用T分隔日期和时间末尾不加Z表示当地时区
*/
public static final String UTC_SIMPLE_PATTERN = "yyyy-MM-dd'T'HH:mm:ss";
public static final String ISO8601_PATTERN = "yyyy-MM-dd'T'HH:mm:ss";
/**
* UTC时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ss
* ISO8601日期时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ss
*/
public static final FastDateFormat UTC_SIMPLE_FORMAT = FastDateFormat.getInstance(UTC_SIMPLE_PATTERN, TimeZone.getTimeZone("UTC"));
public static final FastDateFormat ISO8601_FORMAT = FastDateFormat.getInstance(ISO8601_PATTERN);
/**
* UTC时间yyyy-MM-dd'T'HH:mm:ss.SSS
*/
public static final String UTC_SIMPLE_MS_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSS";
public static final String ISO8601_MS_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSS";
/**
* UTC时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ss.SSS
*/
public static final FastDateFormat UTC_SIMPLE_MS_FORMAT = FastDateFormat.getInstance(UTC_SIMPLE_MS_PATTERN, TimeZone.getTimeZone("UTC"));
public static final FastDateFormat ISO8601_MS_FORMAT = FastDateFormat.getInstance(ISO8601_MS_PATTERN);
/**
* UTC时间yyyy-MM-dd'T'HH:mm:ss'Z'
* UTC时间yyyy-MM-dd'T'HH:mm:ss'Z'<br>
* 按照ISO8601规范后缀加Z表示UTC时间
*/
public static final String UTC_PATTERN = "yyyy-MM-dd'T'HH:mm:ss'Z'";
/**
* UTC时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ss'Z'
* ISO8601时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ss'Z'
*/
public static final FastDateFormat UTC_FORMAT = FastDateFormat.getInstance(UTC_PATTERN, TimeZone.getTimeZone("UTC"));
public static final FastDateFormat UTC_FORMAT = FastDateFormat.getInstance(UTC_PATTERN, ZoneUtil.ZONE_UTC);
/**
* UTC时间yyyy-MM-dd'T'HH:mm:ssZ
* ISO8601时间yyyy-MM-dd'T'HH:mm:ssZZ表示一个时间偏移+0800
*/
public static final String UTC_WITH_ZONE_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ssZ";
public static final String ISO8601_WITH_ZONE_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ssZ";
/**
* UTC时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ssZ
* ISO8601时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ssZZ表示一个时间偏移+0800
*/
public static final FastDateFormat UTC_WITH_ZONE_OFFSET_FORMAT = FastDateFormat.getInstance(UTC_WITH_ZONE_OFFSET_PATTERN, TimeZone.getTimeZone("UTC"));
public static final FastDateFormat ISO8601_WITH_ZONE_OFFSET_FORMAT = FastDateFormat.getInstance(ISO8601_WITH_ZONE_OFFSET_PATTERN);
/**
* UTC时间yyyy-MM-dd'T'HH:mm:ssXXX
* ISO8601时间yyyy-MM-dd'T'HH:mm:ssXXX
*/
public static final String UTC_WITH_XXX_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ssXXX";
public static final String ISO8601_WITH_XXX_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ssXXX";
/**
* UTC时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ssXXX
* ISO8601时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ssXXX
*/
public static final FastDateFormat UTC_WITH_XXX_OFFSET_FORMAT = FastDateFormat.getInstance(UTC_WITH_XXX_OFFSET_PATTERN);
public static final FastDateFormat ISO8601_WITH_XXX_OFFSET_FORMAT = FastDateFormat.getInstance(ISO8601_WITH_XXX_OFFSET_PATTERN);
/**
* UTC时间yyyy-MM-dd'T'HH:mm:ss.SSS'Z'
* ISO8601时间yyyy-MM-dd'T'HH:mm:ss.SSS'Z'
*/
public static final String UTC_MS_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'";
/**
* UTC时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ss.SSS'Z'
* ISO8601时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ss.SSS'Z'
*/
public static final FastDateFormat UTC_MS_FORMAT = FastDateFormat.getInstance(UTC_MS_PATTERN, TimeZone.getTimeZone("UTC"));
public static final FastDateFormat UTC_MS_FORMAT = FastDateFormat.getInstance(UTC_MS_PATTERN, ZoneUtil.ZONE_UTC);
/**
* UTC时间yyyy-MM-dd'T'HH:mm:ss.SSSZ
* ISO8601时间yyyy-MM-dd'T'HH:mm:ss.SSSZ
*/
public static final String UTC_MS_WITH_ZONE_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSSZ";
public static final String ISO8601_MS_WITH_ZONE_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSSZ";
/**
* UTC时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ss.SSSZ
* ISO8601时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ss.SSSZ
*/
public static final FastDateFormat UTC_MS_WITH_ZONE_OFFSET_FORMAT = FastDateFormat.getInstance(UTC_MS_WITH_ZONE_OFFSET_PATTERN, TimeZone.getTimeZone("UTC"));
public static final FastDateFormat ISO8601_MS_WITH_ZONE_OFFSET_FORMAT = FastDateFormat.getInstance(ISO8601_MS_WITH_ZONE_OFFSET_PATTERN);
/**
* UTC时间yyyy-MM-dd'T'HH:mm:ss.SSSXXX
* ISO8601时间yyyy-MM-dd'T'HH:mm:ss.SSSXXX
*/
public static final String UTC_MS_WITH_XXX_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSSXXX";
public static final String ISO8601_MS_WITH_XXX_OFFSET_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSSXXX";
/**
* UTC时间{@link FastDateFormat}yyyy-MM-dd'T'HH:mm:ss.SSSXXX
*/
public static final FastDateFormat UTC_MS_WITH_XXX_OFFSET_FORMAT = FastDateFormat.getInstance(UTC_MS_WITH_XXX_OFFSET_PATTERN);
public static final FastDateFormat ISO8601_MS_WITH_XXX_OFFSET_FORMAT = FastDateFormat.getInstance(ISO8601_MS_WITH_XXX_OFFSET_PATTERN);
// endregion
/**

View File

@ -5,12 +5,7 @@ import cn.hutool.core.comparator.CompareUtil;
import cn.hutool.core.date.format.DatePrinter;
import cn.hutool.core.date.format.FastDateFormat;
import cn.hutool.core.date.format.GlobalCustomFormat;
import cn.hutool.core.date.format.parser.CSTDateParser;
import cn.hutool.core.date.format.parser.NormalDateParser;
import cn.hutool.core.date.format.parser.PositionDateParser;
import cn.hutool.core.date.format.parser.PureDateParser;
import cn.hutool.core.date.format.parser.TimeParser;
import cn.hutool.core.date.format.parser.UTCDateParser;
import cn.hutool.core.date.format.parser.*;
import cn.hutool.core.lang.Assert;
import cn.hutool.core.math.NumberUtil;
import cn.hutool.core.regex.PatternPool;
@ -26,14 +21,7 @@ import java.time.LocalDateTime;
import java.time.Year;
import java.time.format.DateTimeFormatter;
import java.time.temporal.TemporalAccessor;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Collections;
import java.util.Date;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Locale;
import java.util.TimeZone;
import java.util.*;
import java.util.concurrent.TimeUnit;
import java.util.function.Consumer;
import java.util.function.Function;
@ -513,21 +501,7 @@ public class DateUtil extends CalendarUtil {
return yearAndQuarter(calendar(date));
}
/**
* 获得指定日期区间内的年份和季节<br>
*
* @param startDate 起始日期包含
* @param endDate 结束日期包含
* @return 季度列表 元素类似于 20132
*/
public static LinkedHashSet<String> yearAndQuarter(final Date startDate, final Date endDate) {
if (startDate == null || endDate == null) {
return new LinkedHashSet<>(0);
}
return yearAndQuarter(startDate.getTime(), endDate.getTime());
}
// ------------------------------------ Format start ----------------------------------------------
// region ----- format
/**
* 格式化日期时间<br>
* 格式 yyyy-MM-dd HH:mm:ss
@ -696,10 +670,9 @@ public class DateUtil extends CalendarUtil {
return CalendarUtil.formatChineseDate(CalendarUtil.calendar(date), withTime);
}
// ------------------------------------ Format end ----------------------------------------------
// ------------------------------------ Parse start ----------------------------------------------
// endregion
// region ----- parse
/**
* 构建DateTime对象
*
@ -840,8 +813,8 @@ public class DateUtil extends CalendarUtil {
// Wed Aug 01 00:00:00 CST 2012
return CSTDateParser.INSTANCE.parse(dateStr);
} else if (StrUtil.contains(dateStr, 'T')) {
// UTC时间
return UTCDateParser.INSTANCE.parse(dateStr);
// ISO8601标准时间
return ISO8601DateParser.INSTANCE.parse(dateStr);
}
//标准日期格式包括单个数字的日期时间
@ -853,10 +826,9 @@ public class DateUtil extends CalendarUtil {
// 没有更多匹配的时间格式
throw new DateException("No format fit for date String [{}] !", dateStr);
}
// ------------------------------------ Parse end ----------------------------------------------
// ------------------------------------ Offset start ----------------------------------------------
// endregion
// region ----- offset
/**
* 修改日期为某个时间字段起始时间
*
@ -1096,7 +1068,6 @@ public class DateUtil extends CalendarUtil {
public static DateTime endOfYear(final Date date) {
return new DateTime(endOfYear(calendar(date)));
}
// --------------------------------------------------- Offset for now
/**
* 昨天
@ -1243,9 +1214,9 @@ public class DateUtil extends CalendarUtil {
public static DateTime offset(final Date date, final DateField dateField, final int offset) {
return dateNew(date).offset(dateField, offset);
}
// endregion
// ------------------------------------ Offset end ----------------------------------------------
// region ----- between
/**
* 判断两个日期相差的时长只保留绝对值
*
@ -1351,7 +1322,9 @@ public class DateUtil extends CalendarUtil {
public static long betweenYear(final Date beginDate, final Date endDate, final boolean isReset) {
return new DateBetween(beginDate, endDate).betweenYear(isReset);
}
// endregion
// region ----- formatBetween
/**
* 格式化日期间隔输出
*
@ -1397,6 +1370,7 @@ public class DateUtil extends CalendarUtil {
public static String formatBetween(final long betweenMs) {
return new BetweenFormatter(betweenMs, BetweenFormatter.Level.MILLISECOND).format();
}
// endregion
/**
* 当前日期是否在日期指定范围内<br>
@ -1992,7 +1966,7 @@ public class DateUtil extends CalendarUtil {
* @return 单位简写名称
* @since 5.7.16
*/
public static String getShotName(final TimeUnit unit) {
public static String getShortName(final TimeUnit unit) {
switch (unit) {
case NANOSECONDS:
return "ns";

View File

@ -352,7 +352,7 @@ public class StopWatch {
unit = TimeUnit.NANOSECONDS;
}
return StrUtil.format("StopWatch '{}': running time = {} {}",
this.id, getTotal(unit), DateUtil.getShotName(unit));
this.id, getTotal(unit), DateUtil.getShortName(unit));
}
/**
@ -382,7 +382,7 @@ public class StopWatch {
sb.append("No task info kept");
} else {
sb.append("---------------------------------------------").append(FileUtil.getLineSeparator());
sb.append(DateUtil.getShotName(unit)).append(" % Task name").append(FileUtil.getLineSeparator());
sb.append(DateUtil.getShortName(unit)).append(" % Task name").append(FileUtil.getLineSeparator());
sb.append("---------------------------------------------").append(FileUtil.getLineSeparator());
final NumberFormat nf = NumberFormat.getNumberInstance();

View File

@ -23,11 +23,6 @@ import java.util.function.Function;
* @since 6.0.0
*/
public class TimeUtil extends TemporalAccessorUtil {
/**
* UTC ZoneID
*/
public static final ZoneId ZONE_ID_UTC = ZoneId.of("UTC");
/**
* 当前时间默认时区
*
@ -53,7 +48,7 @@ public class TimeUtil extends TemporalAccessorUtil {
* @return {@link LocalDateTime}
*/
public static LocalDateTime ofUTC(final Instant instant) {
return of(instant, ZONE_ID_UTC);
return of(instant, ZoneUtil.ZONE_ID_UTC);
}
/**
@ -222,7 +217,7 @@ public class TimeUtil extends TemporalAccessorUtil {
/**
* 解析日期时间字符串为{@link LocalDateTime}格式支持日期时间日期时间<br>
* 如果formatter为{code null}则使用{@link DateTimeFormatter#ISO_LOCAL_DATE_TIME}
* 如果formatter为{@code null}则使用{@link DateTimeFormatter#ISO_LOCAL_DATE_TIME}
*
* @param text 日期时间字符串
* @param formatter 日期格式化器预定义的格式见{@link DateTimeFormatter}

View File

@ -11,6 +11,15 @@ import java.util.TimeZone;
*/
public class ZoneUtil {
/**
* UTC ZoneID
*/
public static final TimeZone ZONE_UTC = TimeZone.getTimeZone("UTC");
/**
* UTC TimeZone
*/
public static final ZoneId ZONE_ID_UTC = ZONE_UTC.toZoneId();
/**
* {@link ZoneId}转换为{@link TimeZone}{@code null}则返回系统默认值
*

View File

@ -9,7 +9,7 @@ import cn.hutool.core.text.StrUtil;
import cn.hutool.core.util.CharUtil;
/**
* UTC日期字符串JDK的Date对象toString默认格式解析支持格式
* ISO8601日期字符串JDK的Date对象toString默认格式解析支持格式
* <ol>
* <li>yyyy-MM-dd'T'HH:mm:ss'Z'</li>
* <li>yyyy-MM-dd'T'HH:mm:ss.SSS'Z'</li>
@ -22,13 +22,13 @@ import cn.hutool.core.util.CharUtil;
* @author looly
* @since 6.0.0
*/
public class UTCDateParser extends DefaultDateBasic implements DateParser {
public class ISO8601DateParser extends DefaultDateBasic implements DateParser {
private static final long serialVersionUID = 1L;
/**
* 单例对象
*/
public static UTCDateParser INSTANCE = new UTCDateParser();
public static ISO8601DateParser INSTANCE = new ISO8601DateParser();
@Override
public DateTime parse(String source) {
@ -61,10 +61,10 @@ public class UTCDateParser extends DefaultDateBasic implements DateParser {
if (StrUtil.contains(source, CharUtil.DOT)) {
// 带毫秒格式类似2018-09-13T05:34:31.999+08:00
source = normalizeMillSeconds(source, ".", "+");
return new DateTime(source, DatePattern.UTC_MS_WITH_XXX_OFFSET_FORMAT);
return new DateTime(source, DatePattern.ISO8601_MS_WITH_XXX_OFFSET_FORMAT);
} else {
// 格式类似2018-09-13T05:34:31+08:00
return new DateTime(source, DatePattern.UTC_WITH_XXX_OFFSET_FORMAT);
return new DateTime(source, DatePattern.ISO8601_WITH_XXX_OFFSET_FORMAT);
}
} else if(ReUtil.contains("-\\d{2}:?00", source)){
// Issue#2612类似 2022-09-14T23:59:00-08:00 或者 2022-09-14T23:59:00-0800
@ -78,22 +78,22 @@ public class UTCDateParser extends DefaultDateBasic implements DateParser {
if (StrUtil.contains(source, CharUtil.DOT)) {
// 带毫秒格式类似2018-09-13T05:34:31.999-08:00
source = normalizeMillSeconds(source, ".", "-");
return new DateTime(source, DatePattern.UTC_MS_WITH_XXX_OFFSET_FORMAT);
return new DateTime(source, DatePattern.ISO8601_MS_WITH_XXX_OFFSET_FORMAT);
} else {
// 格式类似2018-09-13T05:34:31-08:00
return new DateTime(source, DatePattern.UTC_WITH_XXX_OFFSET_FORMAT);
return new DateTime(source, DatePattern.ISO8601_WITH_XXX_OFFSET_FORMAT);
}
} else {
if (length == DatePattern.UTC_SIMPLE_PATTERN.length() - 2) {
if (length == DatePattern.ISO8601_PATTERN.length() - 2) {
// 格式类似2018-09-13T05:34:31
return new DateTime(source, DatePattern.UTC_SIMPLE_FORMAT);
} else if (length == DatePattern.UTC_SIMPLE_PATTERN.length() - 5) {
return new DateTime(source, DatePattern.ISO8601_FORMAT);
} else if (length == DatePattern.ISO8601_PATTERN.length() - 5) {
// 格式类似2018-09-13T05:34
return new DateTime(source + ":00", DatePattern.UTC_SIMPLE_FORMAT);
return new DateTime(source + ":00", DatePattern.ISO8601_FORMAT);
} else if (StrUtil.contains(source, CharUtil.DOT)) {
// 可能为 2021-03-17T06:31:33.99
source = normalizeMillSeconds(source, ".", null);
return new DateTime(source, DatePattern.UTC_SIMPLE_MS_FORMAT);
return new DateTime(source, DatePattern.ISO8601_MS_FORMAT);
}
}
// 没有更多匹配的时间格式

View File

@ -1,5 +1,7 @@
package cn.hutool.core.lang;
import cn.hutool.core.text.StrUtil;
/**
* 片段默认实现
*
@ -9,26 +11,32 @@ package cn.hutool.core.lang;
*/
public class DefaultSegment<T extends Number> implements Segment<T> {
protected T startIndex;
protected T beginIndex;
protected T endIndex;
/**
* 构造
* @param startIndex 起始位置
* @param endIndex 结束位置
*
* @param beginIndex 起始位置
* @param endIndex 结束位置
*/
public DefaultSegment(final T startIndex, final T endIndex) {
this.startIndex = startIndex;
public DefaultSegment(final T beginIndex, final T endIndex) {
this.beginIndex = beginIndex;
this.endIndex = endIndex;
}
@Override
public T getStartIndex() {
return this.startIndex;
public T getBeginIndex() {
return this.beginIndex;
}
@Override
public T getEndIndex() {
return this.endIndex;
}
@Override
public String toString() {
return StrUtil.format("[{}, {}]", beginIndex, endIndex);
}
}

View File

@ -19,7 +19,7 @@ public interface Segment<T extends Number> {
*
* @return 起始位置
*/
T getStartIndex();
T getBeginIndex();
/**
* 获取结束位置
@ -34,7 +34,7 @@ public interface Segment<T extends Number> {
* @return 片段长度
*/
default T length(){
final T start = Assert.notNull(getStartIndex(), "Start index must be not null!");
final T start = Assert.notNull(getBeginIndex(), "Start index must be not null!");
final T end = Assert.notNull(getEndIndex(), "End index must be not null!");
return Convert.convert((Type) start.getClass(), NumberUtil.sub(end, start).abs());
}

View File

@ -538,7 +538,7 @@ public class LinkedForestMap<K, V> implements ForestMap<K, V> {
* 从当前节点开始按广度优先向下遍历当前节点的所有子节点
*
* @param includeCurrent 是否包含当前节点
* @param consumer 对节点与节点和当前节点的距离的操作{code includeCurrent}为false时下标从1开始否则从0开始
* @param consumer 对节点与节点和当前节点的距离的操作{@code includeCurrent}为false时下标从1开始否则从0开始
* @param breakTraverse 是否终止遍历为null时默认总是返回{@code true}
* @return 遍历到的最后一个节点
*/

View File

@ -0,0 +1,71 @@
package cn.hutool.core.math;
public class NavigatePageInfo extends PageInfo{
private final int navigatePages = 8; //导航页码数
private int[] navigatePageNumbers; //所有导航页号
public NavigatePageInfo(final int total, final int pageSize) {
super(total, pageSize);
//基本参数设定之后进行导航页面的计算
calcNavigatePageNumbers();
}
/**
* 得到所有导航页号
*
* @return {int[]}
*/
public int[] getNavigatePageNumbers() {
return navigatePageNumbers;
}
public String toString() {
final StringBuilder str = new StringBuilder(super.toString());
str.append(", {navigatePageNumbers=");
final int len = navigatePageNumbers.length;
if (len > 0) str.append(navigatePageNumbers[0]);
for (int i = 1; i < len; i++) {
str.append(" ").append(navigatePageNumbers[i]);
}
str.append("}");
return str.toString();
}
/**
* 计算导航页
*/
private void calcNavigatePageNumbers() {
//当总页数小于或等于导航页码数时
if (pages <= navigatePages) {
navigatePageNumbers = new int[pages];
for (int i = 0; i < pages; i++) {
navigatePageNumbers[i] = i + 1;
}
} else { //当总页数大于导航页码数时
navigatePageNumbers = new int[navigatePages];
int startNum = pageNo - navigatePages / 2;
int endNum = pageNo + navigatePages / 2;
if (startNum < 1) {
startNum = 1;
//(最前navPageCount页
for (int i = 0; i < navigatePages; i++) {
navigatePageNumbers[i] = startNum++;
}
} else if (endNum > pages) {
endNum = pages;
//最后navPageCount页
for (int i = navigatePages - 1; i >= 0; i--) {
navigatePageNumbers[i] = endNum--;
}
} else {
//所有中间页
for (int i = 0; i < navigatePages; i++) {
navigatePageNumbers[i] = startNum++;
}
}
}
}
}

View File

@ -0,0 +1,291 @@
package cn.hutool.core.math;
import cn.hutool.core.lang.Assert;
import cn.hutool.core.lang.DefaultSegment;
import cn.hutool.core.lang.Segment;
/**
* 分页信息通过提供的总数页码每页记录数等信息计算总页数等信息<br>
* 来自https://bbs.csdn.net/topics/360010907
*
* @author 莫取网名
*/
public class PageInfo {
private static final int DEFAULT_PAGE_SIZE = 10;
/**
* 创建{@code PageInfo}默认当前页是1
*
* @param total 总记录数
* @param pageSize 每页显示记录数
* @return {@code PageInfo}
*/
public static PageInfo of(final int total, final int pageSize) {
return new PageInfo(total, pageSize);
}
/**
* 总记录数
*/
int total;
/**
* 每页显示记录数
*/
int pageSize;
/**
* 总页数
*/
int pages;
/**
* 首页标识
*/
int firstPageNo = 1;
/**
* 当前页
*/
int pageNo = firstPageNo;
/**
* 构造
*
* @param total 总记录数
* @param pageSize 每页显示记录数
*/
public PageInfo(final int total, final int pageSize) {
init(total, pageSize);
}
/**
* 初始化
*
* @param total 总记录数
* @param pageSize 每页显示记录数
*/
private void init(final int total, int pageSize) {
Assert.isTrue(total >= 0, "Total must >= 0");
//设置基本参数
this.total = total;
if (pageSize < 1) {
pageSize = DEFAULT_PAGE_SIZE;
}
this.pageSize = pageSize;
// 因为总条数除以页大小的最大余数是页大小数-1
// 因此加一个最大余数保证舍弃的余数与最大余数凑1.x就是一旦有余数则+1页
this.pages = (total + pageSize - 1) / pageSize;
}
/**
* 得到记录总数
*
* @return {int}
*/
public int getTotal() {
return total;
}
/**
* 得到每页显示多少条记录
*
* @return {int}
*/
public int getPageSize() {
return pageSize;
}
/**
* 得到页面总数
*
* @return {int}
*/
public int getPages() {
return pages;
}
/**
* 得到当前页号
*
* @return {int}
*/
public int getPageNo() {
return pageNo;
}
/**
* 是否首页
*
* @return 是否首页
*/
public boolean isFirstPage() {
return getPageIndexBase1() == 1;
}
/**
* 是否尾页
*
* @return 是否尾页
*/
public boolean isLastPage() {
return getPageIndexBase1() == this.pages;
}
/**
* 是否有前一页
*
* @return 是否有前一页
*/
public boolean hasPreviousPage() {
return getPageIndexBase1() > 1;
}
/**
* 是否有下一页
*
* @return 是否有下一页
*/
public boolean hasNextPage() {
return getBeginIndex() < this.pages;
}
/**
* 当前页是否可用是否大于firstPageNum且小于总页数
* @return 是否可用
*/
public boolean isValidPage(){
return this.getPageIndexBase1() <= this.pages;
}
/**
* 获取当前页的开始记录index包含
*
* @return 开始记录index包含
*/
public int getBeginIndex() {
return (getPageIndexBase1() -1) * this.pageSize;
}
/**
* 获取当前页的结束记录index不包含
* <ul>
* <li>当开始index超出total时返回正常值</li>
* <li>当开始index未超出total但是计算的end超出时返回total + 1</li>
* <li>当开始index和end都未超出时返回正常值</li>
* </ul>
*
* @return 结束记录index不包含
*/
public int getEndIndexExclude() {
return getEndIndex() + 1;
}
/**
* 获取当前页的结束记录index包含
* <ul>
* <li>当开始index超出total时返回正常值</li>
* <li>当开始index未超出total但是计算的end超出时返回total</li>
* <li>当开始index和end都未超出时返回正常值</li>
* </ul>
*
* @return 结束记录index包含
*/
public int getEndIndex() {
final int begin = getBeginIndex();
int end = begin + this.pageSize - 1;
if (begin <= this.total && end > this.total) {
end = this.total;
}
return end;
}
/**
* 将页数和每页条目数转换为开始位置和结束位置<br>
* 此方法用于包括结束位置的分页方法<br>
* 例如
* <pre>
* 页码1每页10 = [0, 9]
* 页码2每页10 = [10, 19]
*
* </pre>
*
* @return {@link Segment}
*/
public Segment<Integer> getSegment() {
return new DefaultSegment<>(getBeginIndex(), getEndIndex());
}
/**
* 获取设置首页编号即以数字几为第一页标志
*
* @return 设置首页编号
*/
public int getFirstPageNo() {
return this.firstPageNo;
}
/**
* 设置首页编号即以数字几为第一页标志<br>
* 如设置0则0表示第一页1表示第二页
*
* @param firstPageNo 首页编号
* @return this
*/
public PageInfo setFirstPageNo(final int firstPageNo) {
this.firstPageNo = firstPageNo;
return this;
}
/**
* 设置当前页码
*
* @param pageNo 当前页码
* @return this
*/
public PageInfo setPageNo(final int pageNo) {
//根据输入可能错误的当前号码进行自动纠正
// 不判断后边界因为当页码超出边界应该返回一个空区间的数据而非始终保持在最后一页
this.pageNo = Math.max(pageNo, firstPageNo);
return this;
}
/**
* 下一页即当前页码+1
*
* @return this
*/
public PageInfo nextPage() {
return setPageNo(this.pageNo + 1);
}
/**
* 上一页即当前页码-1,直到第一页则始终为第一页
*
* @return this
*/
public PageInfo PreviousPage() {
return setPageNo(this.pageNo - 1);
}
public String toString() {
return "{" +
"total=" + total +
",pages=" + pages +
",pageNumber=" + pageNo +
",limit=" + pageSize +
",isFirstPage=" + isFirstPage() +
",isLastPage=" + isLastPage() +
",hasPreviousPage=" + hasPreviousPage() +
",hasNextPage=" + hasNextPage() +
"}";
}
/**
* 获取页码序号第一个序号就是1
* @return 页码序号
*/
private int getPageIndexBase1(){
return this.pageNo - this.firstPageNo + 1;
}
}

View File

@ -121,7 +121,6 @@ public class MethodHandleUtil {
* return "Quack";
* }
* }
* <p>
* Duck duck = (Duck) Proxy.newProxyInstance(
* ClassLoaderUtil.getClassLoader(),
* new Class[] { Duck.class },
@ -167,7 +166,6 @@ public class MethodHandleUtil {
* return "Quack";
* }
* }
* <p>
* Duck duck = (Duck) Proxy.newProxyInstance(
* ClassLoaderUtil.getClassLoader(),
* new Class[] { Duck.class },
@ -193,7 +191,6 @@ public class MethodHandleUtil {
* return "Quack";
* }
* }
* <p>
* Duck duck = (Duck) Proxy.newProxyInstance(
* ClassLoaderUtil.getClassLoader(),
* new Class[] { Duck.class },

View File

@ -1,12 +1,12 @@
package cn.hutool.core.reflect;
import cn.hutool.core.text.StrUtil;
import cn.hutool.core.util.ArrayUtil;
import java.io.Serializable;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import cn.hutool.core.util.ArrayUtil;
import cn.hutool.core.text.StrUtil;
/**
* {@link ParameterizedType} 接口实现用于重新定义泛型类型
*
@ -70,13 +70,14 @@ public class ParameterizedTypeImpl implements ParameterizedType, Serializable {
}
/**
* 追加 {@code types} @{code buf}使用 {@code sep} 分隔
* 追加 {@code types} {@code buf}使用 {@code sep} 分隔
*
* @param buf 目标
* @param sep 分隔符
* @param types 加入的类型
* @return {@code buf}
*/
@SuppressWarnings("SameParameterValue")
private static StringBuilder appendAllTo(final StringBuilder buf, final String sep, final Type... types) {
if (ArrayUtil.isNotEmpty(types)) {
boolean isFirst = true;

View File

@ -197,7 +197,7 @@ public class ReUtil {
* @return 匹配后得到的字符串数组按照分组顺序依次列出未匹配到返回空列表任何一个参数为null返回null
* @since 4.0.13
*/
public static List<String> getAllGroups(Pattern pattern, CharSequence content, boolean withGroup0) {
public static List<String> getAllGroups(final Pattern pattern, final CharSequence content, final boolean withGroup0) {
return getAllGroups(pattern, content, withGroup0, false);
}
@ -211,12 +211,12 @@ public class ReUtil {
* @return 匹配后得到的字符串数组按照分组顺序依次列出未匹配到返回空列表任何一个参数为null返回null
* @since 4.0.13
*/
public static List<String> getAllGroups(Pattern pattern, CharSequence content, boolean withGroup0, boolean findAll) {
public static List<String> getAllGroups(final Pattern pattern, final CharSequence content, final boolean withGroup0, final boolean findAll) {
if (null == content || null == pattern) {
return null;
}
ArrayList<String> result = new ArrayList<>();
final ArrayList<String> result = new ArrayList<>();
final Matcher matcher = pattern.matcher(content);
while (matcher.find()) {
final int startGroup = withGroup0 ? 0 : 1;
@ -893,7 +893,6 @@ public class ReUtil {
/**
* 替换所有正则匹配的文本并使用自定义函数决定如何替换<br>
* replaceFun可以通过{@link Matcher}提取出匹配到的内容的不同部分然后经过重新处理组装变成新的内容放回原位
* <p>
* <pre class="code">
* replaceAll(this.content, "(\\d+)", parameters -&gt; "-" + parameters.group(1) + "-")
* // 结果为"ZZZaaabbbccc中文-1234-"
@ -912,7 +911,6 @@ public class ReUtil {
/**
* 替换所有正则匹配的文本并使用自定义函数决定如何替换<br>
* replaceFun可以通过{@link Matcher}提取出匹配到的内容的不同部分然后经过重新处理组装变成新的内容放回原位
* <p>
* <pre class="code">
* replaceAll(this.content, "(\\d+)", parameters -&gt; "-" + parameters.group(1) + "-")
* // 结果为"ZZZaaabbbccc中文-1234-"

View File

@ -0,0 +1,145 @@
package cn.hutool.core.text.dfa;
import java.util.*;
/**
* <p>
*
* 基于非确定性有穷自动机NFA 实现的多模匹配工具
*
* @author renyp
*/
public class NFA {
private final Node root;
/**
* 默认构造
*/
public NFA() {
this.root = new Node();
}
/**
* 构造函数 初始化词库
*
* @param words 添加的新词
*/
public NFA(final String... words) {
this();
this.insert(words);
}
/**
* 词库添加新词初始化查找树
*
* @param word 添加的新词
*/
public void insert(final String word) {
Node p = root;
for (final char curr : word.toCharArray()) {
if (p.next.get((int) curr) == null) {
p.next.put((int) curr, new Node());
}
p = p.next.get((int) curr);
}
p.flag = true;
p.str = word;
}
/**
* 词库批量添加新词初始化查找树
*
* @param words 添加的新词
*/
public void insert(final String... words) {
for (final String word : words) {
this.insert(word);
}
}
/**
* 构建基于NFA模型的 AC自动机
*/
public void buildAc() {
final Queue<Node> queue = new LinkedList<>();
final Node p = root;
for (final Integer key : p.next.keySet()) {
p.next.get(key).fail = root;
queue.offer(p.next.get(key));
}
while (!queue.isEmpty()) {
final Node curr = queue.poll();
for (final Integer key : curr.next.keySet()) {
Node fail = curr.fail;
// 查找当前节点匹配失败他对应等效匹配的节点是哪个
while (fail != null && fail.next.get(key) == null) {
fail = fail.fail;
}
// 代码到这有两种可能fail不为null说明找到了failfail为null没有找到那么就把fail指向root节点当到该节点匹配失败那么从root节点开始重新匹配
if (fail != null) {
fail = fail.next.get(key);
} else {
fail = root;
}
curr.next.get(key).fail = fail;
queue.offer(curr.next.get(key));
}
}
}
/**
* @param text 查询的文本母串
* @return 关键字列表
*/
public List<FoundWord> find(final String text) {
return this.find(text, true);
}
/**
* @param text 查找的文本母串
* @param isDensityMatch 是否密集匹配
* @return 关键字列表
*/
public List<FoundWord> find(final String text, final boolean isDensityMatch) {
final List<FoundWord> ans = new ArrayList<>();
Node p = root, k;
for (int i = 0, len = text.length(); i < len; i++) {
final int ind = text.charAt(i);
// 状态转移(沿着fail指针链接的链表此处区别于DFA模型)
while (p != null && p.next.get(ind) == null) {
p = p.fail;
}
if (p == null) {
p = root;
} else {
p = p.next.get(ind);
}
// 提取结果(沿着fail指针链接的链表此处区别于DFA模型)
k = p;
while (k != null) {
if (k.flag) {
ans.add(new FoundWord(k.str, k.str, i - k.str.length() + 1, i));
if (!isDensityMatch) {
p = root;
break;
}
}
k = k.fail;
}
}
return ans;
}
private static class Node {
boolean flag;
Node fail;
String str;
Map<Integer, Node> next;
public Node() {
this.flag = false;
next = new HashMap<>();
}
}
}

View File

@ -171,7 +171,7 @@ public final class SensitiveUtil {
} : sensitiveProcessor;
final Map<Integer, FoundWord> foundWordMap = new HashMap<>(foundWordList.size(), 1);
foundWordList.forEach(foundWord -> foundWordMap.put(foundWord.getStartIndex(), foundWord));
foundWordList.forEach(foundWord -> foundWordMap.put(foundWord.getBeginIndex(), foundWord));
final int length = text.length();
final StringBuilder textStringBuilder = new StringBuilder();
for (int i = 0; i < length; i++) {

View File

@ -1,5 +1,6 @@
package cn.hutool.core.text.split;
import cn.hutool.core.collection.ListUtil;
import cn.hutool.core.regex.PatternPool;
import cn.hutool.core.text.StrUtil;
import cn.hutool.core.text.finder.CharFinder;
@ -302,7 +303,8 @@ public class SplitUtil {
/**
* 切分字符串<br>
* 如果为空字符串或者null 则返回空集合
* 如果提供的字符串为{@code null}则返回一个空的{@link ArrayList}<br>
* 如果提供的字符串为""则当ignoreEmpty时返回空的{@link ArrayList}否则返回只有一个""元素的{@link ArrayList}
*
* @param text 被切分的字符串
* @param separator 分隔符字符串
@ -314,8 +316,10 @@ public class SplitUtil {
* @since 3.2.1
*/
public static List<String> split(final CharSequence text, final String separator, final int limit, final boolean isTrim, final boolean ignoreEmpty, final boolean ignoreCase) {
if (StrUtil.isEmpty(text)) {
if(null == text){
return new ArrayList<>(0);
} else if (0 == text.length()) {
return ignoreEmpty ? new ArrayList<>(0) : ListUtil.of(StrUtil.EMPTY);
}
final SplitIter splitIter = new SplitIter(text, new StrFinder(separator, ignoreCase), limit, ignoreEmpty);
return splitIter.toList(isTrim);

View File

@ -140,7 +140,7 @@ public class ThreadUtil {
* <pre>
* 1. 核心线程数与最大线程数为nThreads指定的大小
* 2. 默认使用LinkedBlockingQueue默认队列大小为1024
* 3. 如果isBlocked为{code true}当执行拒绝策略的时候会处于阻塞状态直到能添加到队列中或者被{@link Thread#interrupt()}中断
* 3. 如果isBlocked为{@code true}当执行拒绝策略的时候会处于阻塞状态直到能添加到队列中或者被{@link Thread#interrupt()}中断
* </pre>
*
* @param nThreads 线程池大小
@ -159,7 +159,7 @@ public class ThreadUtil {
* <pre>
* 1. 核心线程数与最大线程数为nThreads指定的大小
* 2. 默认使用LinkedBlockingQueue
* 3. 如果isBlocked为{code true}当执行拒绝策略的时候会处于阻塞状态直到能添加到队列中或者被{@link Thread#interrupt()}中断
* 3. 如果isBlocked为{@code true}当执行拒绝策略的时候会处于阻塞状态直到能添加到队列中或者被{@link Thread#interrupt()}中断
* </pre>
*
* @param nThreads 线程池大小

View File

@ -28,7 +28,7 @@ public class JNDIUtil {
/**
* 创建{@link InitialDirContext}
*
* @param environment 环境参数{code null}表示无参数
* @param environment 环境参数{@code null}表示无参数
* @return {@link InitialDirContext}
*/
public static InitialDirContext createInitialDirContext(final Map<String, String> environment) {
@ -45,7 +45,7 @@ public class JNDIUtil {
/**
* 创建{@link InitialContext}
*
* @param environment 环境参数{code null}表示无参数
* @param environment 环境参数{@code null}表示无参数
* @return {@link InitialContext}
*/
public static InitialContext createInitialContext(final Map<String, String> environment) {

View File

@ -1,273 +0,0 @@
package cn.hutool.core.util;
import cn.hutool.core.lang.DefaultSegment;
import cn.hutool.core.lang.Segment;
/**
* 分页工具类
*
* @author xiaoleilu
*/
public class PageUtil {
private static int firstPageNo = 0;
/**
* 获得首页的页码可以为0或者1
*
* @return 首页页码
*/
public static int getFirstPageNo() {
return firstPageNo;
}
/**
* 设置首页页码可以为0或者1
*
* <pre>
* 当设置为0时页码0表示第一页开始位置为0
* 当设置为1时页码1表示第一页开始位置为0
* </pre>
*
* @param customFirstPageNo 自定义的首页页码为0或者1
*/
synchronized public static void setFirstPageNo(final int customFirstPageNo) {
firstPageNo = customFirstPageNo;
}
/**
* 设置首页页码为1
*
* <pre>
* 当设置为1时页码1表示第一页开始位置为0
* </pre>
*/
public static void setOneAsFirstPageNo() {
setFirstPageNo(1);
}
/**
* 将页数和每页条目数转换为开始位置<br>
* 此方法用于不包括结束位置的分页方法<br>
* 例如
*
* <pre>
* 页码0每页10 = 0
* 页码1每页10 = 10
*
* </pre>
*
* <p>
* {@link #setFirstPageNo(int)}设置为1时
* <pre>
* 页码1每页10 = 0
* 页码2每页10 = 10
*
* </pre>
*
* @param pageNo 页码从0计数
* @param pageSize 每页条目数
* @return 开始位置
*/
public static int getStart(int pageNo, int pageSize) {
if (pageNo < firstPageNo) {
pageNo = firstPageNo;
}
if (pageSize < 1) {
pageSize = 0;
}
return (pageNo - firstPageNo) * pageSize;
}
/**
* 将页数和每页条目数转换为结束位置<br>
* 此方法用于不包括结束位置的分页方法<br>
* 例如
*
* <pre>
* 页码0每页10 = 9
* 页码1每页10 = 19
*
* </pre>
*
* <p>
* {@link #setFirstPageNo(int)}设置为1时
* <pre>
* 页码1每页10 = 9
* 页码2每页10 = 19
*
* </pre>
*
* @param pageNo 页码从0计数
* @param pageSize 每页条目数
* @return 开始位置
* @since 5.2.5
*/
public static int getEnd(final int pageNo, final int pageSize) {
final int start = getStart(pageNo, pageSize);
return getEndByStart(start, pageSize);
}
/**
* 将页数和每页条目数转换为开始位置和结束位置<br>
* 此方法用于包括结束位置的分页方法<br>
* 例如
*
* <pre>
* 页码0每页10 = [0, 10]
* 页码1每页10 = [10, 20]
*
* </pre>
*
* <p>
* {@link #setFirstPageNo(int)}设置为1时
* <pre>
* 页码1每页10 = [0, 10]
* 页码2每页10 = [10, 20]
*
* </pre>
*
* @param pageNo 页码从0计数
* @param pageSize 每页条目数
* @return 第一个数为开始位置第二个数为结束位置
*/
public static int[] transToStartEnd(final int pageNo, final int pageSize) {
final int start = getStart(pageNo, pageSize);
return new int[]{start, getEndByStart(start, pageSize)};
}
/**
* 将页数和每页条目数转换为开始位置和结束位置<br>
* 此方法用于包括结束位置的分页方法<br>
* 例如
*
* <pre>
* 页码0每页10 = [0, 10]
* 页码1每页10 = [10, 20]
*
* </pre>
*
* <p>
* {@link #setFirstPageNo(int)}设置为1时
* <pre>
* 页码1每页10 = [0, 10]
* 页码2每页10 = [10, 20]
*
* </pre>
*
* @param pageNo 页码从0计数
* @param pageSize 每页条目数
* @return {@link Segment}
* @since 5.5.3
*/
public static Segment<Integer> toSegment(final int pageNo, final int pageSize) {
final int[] startEnd = transToStartEnd(pageNo, pageSize);
return new DefaultSegment<>(startEnd[0], startEnd[1]);
}
/**
* 根据总数计算总页数
*
* @param totalCount 总数
* @param pageSize 每页数
* @return 总页数
*/
public static int totalPage(final int totalCount, final int pageSize) {
return totalPage((long) totalCount, pageSize);
}
/**
* 根据总数计算总页数
*
* @param totalCount 总数
* @param pageSize 每页数
* @return 总页数
* @since 5.8.5
*/
public static int totalPage(final long totalCount, final int pageSize) {
if (pageSize == 0) {
return 0;
}
return Math.toIntExact(totalCount % pageSize == 0
? (totalCount / pageSize) : (totalCount / pageSize + 1));
}
/**
* 分页彩虹算法<br>
* 来自<a href="https://github.com/iceroot/iceroot/blob/master/src/main/java/com/icexxx/util/IceUtil.java">https://github.com/iceroot/iceroot/blob/master/src/main/java/com/icexxx/util/IceUtil.java</a><br>
* 通过传入的信息生成一个分页列表显示
*
* @param pageNo 当前页
* @param totalPage 总页数
* @param displayCount 每屏展示的页数
* @return 分页条
*/
public static int[] rainbow(final int pageNo, final int totalPage, final int displayCount) {
// displayCount % 2
final boolean isEven = (displayCount & 1) == 0;
final int left = displayCount >> 1;
int right = displayCount >> 1;
int length = displayCount;
if (isEven) {
right++;
}
if (totalPage < displayCount) {
length = totalPage;
}
final int[] result = new int[length];
if (totalPage >= displayCount) {
if (pageNo <= left) {
for (int i = 0; i < result.length; i++) {
result[i] = i + 1;
}
} else if (pageNo > totalPage - right) {
for (int i = 0; i < result.length; i++) {
result[i] = i + totalPage - displayCount + 1;
}
} else {
for (int i = 0; i < result.length; i++) {
result[i] = i + pageNo - left + (isEven ? 1 : 0);
}
}
} else {
for (int i = 0; i < result.length; i++) {
result[i] = i + 1;
}
}
return result;
}
/**
* 分页彩虹算法(默认展示10页)<br>
* 来自<a href="https://github.com/iceroot/iceroot/blob/master/src/main/java/com/icexxx/util/IceUtil.java">https://github.com/iceroot/iceroot/blob/master/src/main/java/com/icexxx/util/IceUtil.java</a>
*
* @param currentPage 当前页
* @param pageCount 总页数
* @return 分页条
*/
public static int[] rainbow(final int currentPage, final int pageCount) {
return rainbow(currentPage, pageCount, 10);
}
//------------------------------------------------------------------------- Private method start
/**
* 根据起始位置获取结束位置
*
* @param start 起始位置
* @param pageSize 每页条目数
* @return 结束位置
*/
private static int getEndByStart(final int start, int pageSize) {
if (pageSize < 1) {
pageSize = 0;
}
return start + pageSize;
}
//------------------------------------------------------------------------- Private method end
}

View File

@ -427,6 +427,26 @@ public class CollUtilTest {
Assert.assertEquals("李四", groupByField.get(1).get(0).getName());
}
@Test
public void groupByFuncTest() {
final List<TestBean> list = ListUtil.of(new TestBean("张三", 12), new TestBean("李四", 13), new TestBean("王五", 12));
final List<List<TestBean>> groupByField = CollUtil.groupByFunc(list, TestBean::getAge);
Assert.assertEquals("张三", groupByField.get(0).get(0).getName());
Assert.assertEquals("王五", groupByField.get(0).get(1).getName());
Assert.assertEquals("李四", groupByField.get(1).get(0).getName());
}
@Test
public void groupByFunc2Test() {
final List<TestBean> list = ListUtil.of(new TestBean("张三", 12), new TestBean("李四", 13), new TestBean("王五", 12));
final List<List<TestBean>> groupByField = CollUtil.groupByFunc(list, a -> a.getAge() > 12);
Assert.assertEquals("张三", groupByField.get(0).get(0).getName());
Assert.assertEquals("王五", groupByField.get(0).get(1).getName());
Assert.assertEquals("李四", groupByField.get(1).get(0).getName());
}
@Test
public void sortByPropertyTest() {
final List<TestBean> list = ListUtil.of(
@ -844,7 +864,7 @@ public class CollUtilTest {
objects.add(Dict.of().set("name", "姓名:" + i));
}
Assert.assertEquals(0, CollUtil.page(3, 5, objects).size());
Assert.assertEquals(0, ListUtil.page(objects, 3, 5).size());
}
@Test
@ -854,7 +874,7 @@ public class CollUtilTest {
final List<Long> result = CollUtil.subtractToList(list1, list2);
Assert.assertEquals(1, result.size());
Assert.assertEquals(1L, (long)result.get(0));
Assert.assertEquals(1L, (long) result.get(0));
}
@Test

View File

@ -2,7 +2,7 @@ package cn.hutool.core.collection;
import cn.hutool.core.date.StopWatch;
import cn.hutool.core.lang.Console;
import cn.hutool.core.util.PageUtil;
import cn.hutool.core.math.PageInfo;
import cn.hutool.core.util.RandomUtil;
import lombok.AllArgsConstructor;
import lombok.Data;
@ -10,11 +10,7 @@ import org.junit.Assert;
import org.junit.Ignore;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.*;
import java.util.concurrent.CopyOnWriteArrayList;
public class ListUtilTest {
@ -105,51 +101,32 @@ public class ListUtilTest {
}
@Test
public void pageTest() {
public void pageTest1() {
final List<Integer> a = ListUtil.ofLinked(1, 2, 3, 4, 5);
PageUtil.setFirstPageNo(1);
final int[] a_1 = ListUtil.page(1, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] a1 = ListUtil.page(1, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] a2 = ListUtil.page(2, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] a3 = ListUtil.page(3, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] a4 = ListUtil.page(4, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] a_1 = ListUtil.page(a, 0, 2).stream().mapToInt(Integer::valueOf).toArray();
final int[] a1 = ListUtil.page(a, 0, 2).stream().mapToInt(Integer::valueOf).toArray();
final int[] a2 = ListUtil.page(a, 1, 2).stream().mapToInt(Integer::valueOf).toArray();
final int[] a3 = ListUtil.page(a, 2, 2).stream().mapToInt(Integer::valueOf).toArray();
final int[] a4 = ListUtil.page(a, 3, 2).stream().mapToInt(Integer::valueOf).toArray();
Assert.assertArrayEquals(new int[]{1, 2}, a_1);
Assert.assertArrayEquals(new int[]{1, 2}, a1);
Assert.assertArrayEquals(new int[]{3, 4}, a2);
Assert.assertArrayEquals(new int[]{5}, a3);
Assert.assertArrayEquals(new int[]{}, a4);
}
PageUtil.setFirstPageNo(2);
final int[] b_1 = ListUtil.page(1, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] b1 = ListUtil.page(2, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] b2 = ListUtil.page(3, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] b3 = ListUtil.page(4, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] b4 = ListUtil.page(5, 2, a).stream().mapToInt(Integer::valueOf).toArray();
Assert.assertArrayEquals(new int[]{1, 2}, b_1);
Assert.assertArrayEquals(new int[]{1, 2}, b1);
Assert.assertArrayEquals(new int[]{3, 4}, b2);
Assert.assertArrayEquals(new int[]{5}, b3);
Assert.assertArrayEquals(new int[]{}, b4);
PageUtil.setFirstPageNo(0);
final int[] c_1 = ListUtil.page(-1, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] c1 = ListUtil.page(0, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] c2 = ListUtil.page(1, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] c3 = ListUtil.page(2, 2, a).stream().mapToInt(Integer::valueOf).toArray();
final int[] c4 = ListUtil.page(3, 2, a).stream().mapToInt(Integer::valueOf).toArray();
Assert.assertArrayEquals(new int[]{1, 2}, c_1);
Assert.assertArrayEquals(new int[]{1, 2}, c1);
Assert.assertArrayEquals(new int[]{3, 4}, c2);
Assert.assertArrayEquals(new int[]{5}, c3);
Assert.assertArrayEquals(new int[]{}, c4);
PageUtil.setFirstPageNo(1);
final int[] d1 = ListUtil.page(0, 8, a).stream().mapToInt(Integer::valueOf).toArray();
@Test
public void pageTest2() {
final List<Integer> a = ListUtil.ofLinked(1, 2, 3, 4, 5);
final int[] d1 = ListUtil.page(a, PageInfo.of(a.size(), 8).setFirstPageNo(0).setPageNo(0))
.stream().mapToInt(Integer::valueOf).toArray();
Assert.assertArrayEquals(new int[]{1, 2, 3, 4, 5}, d1);
}
@Test
public void pageTest3() {
final List<Integer> a = ListUtil.ofLinked(1, 2, 3, 4, 5);
// page with consumer
final List<List<Integer>> pageListData = new ArrayList<>();
ListUtil.page(a, 2, pageListData::add);
@ -168,9 +145,6 @@ public class ListUtilTest {
Assert.assertArrayEquals(new int[]{}, pageListData.get(0).stream().mapToInt(Integer::valueOf).toArray());
Assert.assertArrayEquals(new int[]{3, 4}, pageListData.get(1).stream().mapToInt(Integer::valueOf).toArray());
Assert.assertArrayEquals(new int[]{5}, pageListData.get(2).stream().mapToInt(Integer::valueOf).toArray());
// 恢复默认值避免影响其他测试用例
PageUtil.setFirstPageNo(0);
}
@Test

View File

@ -109,10 +109,10 @@ public class DateTimeTest {
public void toStringTest2() {
final DateTime dateTime = new DateTime("2017-01-05 12:34:23", DatePattern.NORM_DATETIME_FORMAT);
String dateStr = dateTime.toString(DatePattern.UTC_WITH_ZONE_OFFSET_PATTERN);
String dateStr = dateTime.toString(DatePattern.ISO8601_WITH_ZONE_OFFSET_PATTERN);
Assert.assertEquals("2017-01-05T12:34:23+0800", dateStr);
dateStr = dateTime.toString(DatePattern.UTC_WITH_XXX_OFFSET_PATTERN);
dateStr = dateTime.toString(DatePattern.ISO8601_WITH_XXX_OFFSET_PATTERN);
Assert.assertEquals("2017-01-05T12:34:23+08:00", dateStr);
}

View File

@ -1,6 +1,5 @@
package cn.hutool.core.date;
import cn.hutool.core.collection.ListUtil;
import cn.hutool.core.date.BetweenFormatter.Level;
import cn.hutool.core.date.format.FastDateFormat;
import cn.hutool.core.lang.Console;
@ -14,15 +13,7 @@ import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Locale;
import java.util.Objects;
import java.util.TimeZone;
import java.util.*;
/**
* 时间工具单元测试<br>
@ -796,23 +787,6 @@ public class DateUtilTest {
Assert.assertEquals(0, DateUtil.compare(date11, date22, DatePattern.NORM_MONTH_PATTERN));
}
@Test
public void yearAndQTest() {
final String yearAndQuarter = DateUtil.yearAndQuarter(DateUtil.parse("2018-12-01"));
Assert.assertEquals("20184", yearAndQuarter);
final LinkedHashSet<String> yearAndQuarters = DateUtil.yearAndQuarter(DateUtil.parse("2018-09-10"), DateUtil.parse("2018-12-20"));
final List<String> list = ListUtil.of(false, yearAndQuarters);
Assert.assertEquals(2, list.size());
Assert.assertEquals("20183", list.get(0));
Assert.assertEquals("20184", list.get(1));
final LinkedHashSet<String> yearAndQuarters2 = DateUtil.yearAndQuarter(DateUtil.parse("2018-10-10"), DateUtil.parse("2018-12-10"));
final List<String> list2 = ListUtil.of(false, yearAndQuarters2);
Assert.assertEquals(1, list2.size());
Assert.assertEquals("20184", list2.get(0));
}
@Test
public void formatHttpDateTest() {
final String formatHttpDate = DateUtil.formatHttpDate(DateUtil.parse("2019-01-02 22:32:01"));

View File

@ -0,0 +1,22 @@
package cn.hutool.core.date;
import org.junit.Assert;
import org.junit.Test;
public class Issue2981Test {
/**
* https://github.com/dromara/hutool/issues/2981<br>
* 按照ISO8601规范以Z结尾表示UTC时间否则为当地时间
*/
@SuppressWarnings("DataFlowIssue")
@Test
public void parseUTCTest() {
final String str1 = "2019-01-01T00:00:00.000Z";
final String str2 = "2019-01-01T00:00:00.000";
final String str3 = "2019-01-01 00:00:00.000";
Assert.assertEquals(1546300800000L, DateUtil.parse(str1).getTime());
Assert.assertEquals(1546272000000L, DateUtil.parse(str2).getTime());
Assert.assertEquals(1546272000000L, DateUtil.parse(str3).getTime());
}
}

View File

@ -27,12 +27,22 @@ public class TimeUtilTest {
final String dateStr = "2020-01-23T12:23:56";
final DateTime dt = DateUtil.parse(dateStr);
LocalDateTime of = TimeUtil.of(dt);
final LocalDateTime of = TimeUtil.of(dt);
Assert.assertNotNull(of);
Assert.assertEquals(dateStr, of.toString());
}
of = TimeUtil.ofUTC(dt.getTime());
Assert.assertEquals(dateStr, of.toString());
@SuppressWarnings("DataFlowIssue")
@Test
public void ofUTCTest() {
final String dateStr = "2020-01-23T12:23:56Z";
final DateTime dt = DateUtil.parse(dateStr);
final LocalDateTime of = TimeUtil.of(dt);
final LocalDateTime of2 = TimeUtil.ofUTC(dt.getTime());
Assert.assertNotNull(of);
Assert.assertNotNull(of2);
Assert.assertEquals(of, of2);
}
@Test

View File

@ -0,0 +1,32 @@
package cn.hutool.core.math;
import org.junit.Assert;
import org.junit.Test;
public class PageInfoTest {
@Test
public void pagesTest() {
PageInfo pageInfo = new PageInfo(20, 3);
Assert.assertEquals(7, pageInfo.getPages());
pageInfo = new PageInfo(20, 4);
Assert.assertEquals(5, pageInfo.getPages());
}
@Test
public void getSegmentTest() {
final PageInfo page = PageInfo.of(20, 10);
Assert.assertEquals("[0, 9]", page.getSegment().toString());
Assert.assertEquals("[10, 19]", page.nextPage().getSegment().toString());
Assert.assertEquals("[20, 20]", page.nextPage().getSegment().toString());
}
@Test
public void getSegmentTest2() {
final PageInfo page = PageInfo.of(20, 10);
page.setFirstPageNo(0).setPageNo(0);
Assert.assertEquals("[0, 9]", page.getSegment().toString());
Assert.assertEquals("[10, 19]", page.nextPage().getSegment().toString());
Assert.assertEquals("[20, 20]", page.nextPage().getSegment().toString());
}
}

View File

@ -91,15 +91,15 @@ public class DfaTest {
Assert.assertEquals(3, result.size());
Assert.assertEquals("", result.get(0).getWord());
Assert.assertEquals(0, result.get(0).getStartIndex().intValue());
Assert.assertEquals(0, result.get(0).getBeginIndex().intValue());
Assert.assertEquals(0, result.get(0).getEndIndex().intValue());
Assert.assertEquals("赵阿", result.get(1).getWord());
Assert.assertEquals(0, result.get(1).getStartIndex().intValue());
Assert.assertEquals(0, result.get(1).getBeginIndex().intValue());
Assert.assertEquals(1, result.get(1).getEndIndex().intValue());
Assert.assertEquals("赵阿三", result.get(2).getWord());
Assert.assertEquals(0, result.get(2).getStartIndex().intValue());
Assert.assertEquals(0, result.get(2).getBeginIndex().intValue());
Assert.assertEquals(2, result.get(2).getEndIndex().intValue());
}

View File

@ -0,0 +1,228 @@
package cn.hutool.core.text.dfa;
import cn.hutool.core.date.StopWatch;
import org.junit.Assert;
import org.junit.Test;
import java.util.List;
import java.util.stream.Collectors;
public class NFATest {
/**
* 密集匹配 测试查找结果并与WordTree对比效率
*/
@Test
public void testFind() {
final NFA NFA = new NFA();
NFA.insert("say", "her", "he", "she", "shr");
NFA.buildAc();
final WordTree wordTree = new WordTree();
wordTree.addWords("say", "her", "he", "she", "shr");
final StopWatch stopWatch = new StopWatch();
final String input = "sasherhsay";
stopWatch.start("automaton_char_find");
final List<FoundWord> ans1 = NFA.find(input);
stopWatch.stop();
Assert.assertEquals("she,he,her,say", ans1.stream().map(FoundWord::getWord).collect(Collectors.joining(",")));
Assert.assertEquals(2, ans1.get(0).getBeginIndex().intValue());
Assert.assertEquals(4, ans1.get(0).getEndIndex().intValue());
Assert.assertEquals(3, ans1.get(1).getBeginIndex().intValue());
Assert.assertEquals(4, ans1.get(1).getEndIndex().intValue());
Assert.assertEquals(3, ans1.get(2).getBeginIndex().intValue());
Assert.assertEquals(5, ans1.get(2).getEndIndex().intValue());
Assert.assertEquals(7, ans1.get(3).getBeginIndex().intValue());
Assert.assertEquals(9, ans1.get(3).getEndIndex().intValue());
stopWatch.start("wordtree_char_find");
final List<String> ans2 = wordTree.matchAll(input, -1, true, true);
stopWatch.stop();
Assert.assertEquals("she,he,her,say", String.join(",", ans2));
//Console.log(stopWatch.prettyPrint());
}
/**
* 非密集匹配 测试查找结果并与WordTree对比效率
*/
@Test
public void testFindNotDensity() {
final NFA NFA = new NFA();
NFA.insert("say", "her", "he", "she", "shr");
NFA.buildAc();
final WordTree wordTree = new WordTree();
wordTree.addWords("say", "her", "he", "she", "shr");
final StopWatch stopWatch = new StopWatch();
final String input = "sasherhsay";
stopWatch.start("automaton_char_find_not_density");
final List<FoundWord> ans1 = NFA.find(input, false);
stopWatch.stop();
Assert.assertEquals("she,say", ans1.stream().map(FoundWord::getWord).collect(Collectors.joining(",")));
Assert.assertEquals(2, ans1.get(0).getBeginIndex().intValue());
Assert.assertEquals(4, ans1.get(0).getEndIndex().intValue());
Assert.assertEquals(7, ans1.get(1).getBeginIndex().intValue());
Assert.assertEquals(9, ans1.get(1).getEndIndex().intValue());
stopWatch.start("wordtree_char_find_not_density");
final List<String> ans2 = wordTree.matchAll(input, -1, false, true);
stopWatch.stop();
Assert.assertEquals("she,say", String.join(",", ans2));
//Console.log(stopWatch.prettyPrint());
}
/**
* 密集匹配 测试建树和查找并与WordTree对比效率
*/
@Test
public void testBuildAndFind() {
final StopWatch stopWatch = new StopWatch();
final String input = "sasherhsay";
stopWatch.start("automaton_char_buid_find");
final NFA NFALocal = new NFA();
NFALocal.insert("say", "her", "he", "she", "shr");
NFALocal.buildAc();
final List<FoundWord> ans1 = NFALocal.find(input);
stopWatch.stop();
Assert.assertEquals("she,he,her,say", ans1.stream().map(FoundWord::getWord).collect(Collectors.joining(",")));
Assert.assertEquals(2, ans1.get(0).getBeginIndex().intValue());
Assert.assertEquals(4, ans1.get(0).getEndIndex().intValue());
Assert.assertEquals(3, ans1.get(1).getBeginIndex().intValue());
Assert.assertEquals(4, ans1.get(1).getEndIndex().intValue());
Assert.assertEquals(3, ans1.get(2).getBeginIndex().intValue());
Assert.assertEquals(5, ans1.get(2).getEndIndex().intValue());
Assert.assertEquals(7, ans1.get(3).getBeginIndex().intValue());
Assert.assertEquals(9, ans1.get(3).getEndIndex().intValue());
stopWatch.start("wordtree_char_build_find");
final WordTree wordTreeLocal = new WordTree();
wordTreeLocal.addWords("say", "her", "he", "she", "shr");
final List<String> ans2 = wordTreeLocal.matchAll(input, -1, true, true);
stopWatch.stop();
Assert.assertEquals("she,he,her,say", String.join(",", ans2));
//Console.log(stopWatch.prettyPrint());
}
/**
* 密集匹配 构建树和查找 测试中文字符并与wordTree对比效率
*/
@Test
public void buildFindCnCharTest() {
final StopWatch stopWatch = new StopWatch();
final String input = "赵啊三在做什么";
stopWatch.start("automaton_cn_build_find");
final NFA NFALocal = new NFA();
NFALocal.insert("", "赵啊", "赵啊三");
NFALocal.buildAc();
final List<FoundWord> result = NFALocal.find(input);
stopWatch.stop();
Assert.assertEquals(3, result.size());
Assert.assertEquals("赵,赵啊,赵啊三", result.stream().map(FoundWord::getWord).collect(Collectors.joining(",")));
Assert.assertEquals(Integer.valueOf(0), result.get(0).getBeginIndex());
Assert.assertEquals(Integer.valueOf(0), result.get(0).getEndIndex());
Assert.assertEquals(Integer.valueOf(0), result.get(1).getBeginIndex());
Assert.assertEquals(Integer.valueOf(1), result.get(1).getEndIndex());
Assert.assertEquals(Integer.valueOf(0), result.get(2).getBeginIndex());
Assert.assertEquals(Integer.valueOf(2), result.get(2).getEndIndex());
stopWatch.start("wordtree_cn_build_find");
final WordTree wordTreeLocal = new WordTree();
wordTreeLocal.addWords("", "赵啊", "赵啊三");
final List<String> result1 = wordTreeLocal.matchAll(input, -1, true, true);
stopWatch.stop();
Assert.assertEquals(3, result1.size());
Assert.assertEquals("赵,赵啊,赵啊三", String.join(",", result1));
//Console.log(stopWatch.prettyPrint());
}
/**
* 密集匹配 测试构建树和查找 中文字符并与wordTree对比效率
*/
@Test
public void testFindCNChar() {
final StopWatch stopWatch = new StopWatch();
final String input = "赵啊三在做什么";
final NFA NFALocal = new NFA();
NFALocal.insert("", "赵啊", "赵啊三");
NFALocal.buildAc();
stopWatch.start("automaton_cn_find");
final List<FoundWord> result = NFALocal.find(input);
stopWatch.stop();
Assert.assertEquals(3, result.size());
Assert.assertEquals("赵,赵啊,赵啊三", result.stream().map(FoundWord::getWord).collect(Collectors.joining(",")));
Assert.assertEquals(Integer.valueOf(0), result.get(0).getBeginIndex());
Assert.assertEquals(Integer.valueOf(0), result.get(0).getEndIndex());
Assert.assertEquals(Integer.valueOf(0), result.get(1).getBeginIndex());
Assert.assertEquals(Integer.valueOf(1), result.get(1).getEndIndex());
Assert.assertEquals(Integer.valueOf(0), result.get(2).getBeginIndex());
Assert.assertEquals(Integer.valueOf(2), result.get(2).getEndIndex());
final WordTree wordTreeLocal = new WordTree();
wordTreeLocal.addWords("", "赵啊", "赵啊三");
stopWatch.start("wordtree_cn_find");
final List<String> result1 = wordTreeLocal.matchAllWords(input, -1, true, true).stream().map(FoundWord::getWord)
.collect(Collectors.toList());
stopWatch.stop();
Assert.assertEquals(3, result1.size());
Assert.assertEquals("赵,赵啊,赵啊三", String.join(",", result1));
//Console.log(stopWatch.prettyPrint());
}
/**
* 非密集匹配 测试构建树和查找 中文字符并与wordTree对比效率
*/
@Test
public void testFindCNCharNotDensity() {
final StopWatch stopWatch = new StopWatch();
final String input = "赵啊三在做什么";
final NFA NFALocal = new NFA();
NFALocal.insert("", "赵啊", "赵啊三");
NFALocal.buildAc();
stopWatch.start("automaton_cn_find_not_density");
final List<FoundWord> result = NFALocal.find(input, false);
stopWatch.stop();
Assert.assertEquals(1, result.size());
Assert.assertEquals("", result.stream().map(FoundWord::getWord).collect(Collectors.joining(",")));
Assert.assertEquals(Integer.valueOf(0), result.get(0).getBeginIndex());
Assert.assertEquals(Integer.valueOf(0), result.get(0).getEndIndex());
final WordTree wordTreeLocal = new WordTree();
wordTreeLocal.addWords("", "赵啊", "赵啊三");
stopWatch.start("wordtree_cn_find_not_density");
final List<String> result1 =
wordTreeLocal.matchAllWords(input, -1, false, true).stream().map(FoundWord::getWord)
.collect(Collectors.toList());
stopWatch.stop();
Assert.assertEquals(1, result1.size());
Assert.assertEquals("", String.join(",", result1));
//Console.log(stopWatch.prettyPrint());
}
}

View File

@ -1,5 +1,6 @@
package cn.hutool.core.text.split;
import cn.hutool.core.lang.Console;
import org.junit.Assert;
import org.junit.Test;
@ -59,16 +60,25 @@ public class StrSplitterTest {
final String str = "";
final String[] split = str.split(",");
final String[] strings = SplitUtil.splitToArray(str, ",", -1, false, false);
Assert.assertNotNull(strings);
Assert.assertArrayEquals(split, strings);
final String[] strings2 = SplitUtil.splitToArray(str, ",", -1, false, true);
Assert.assertEquals(0, strings2.length);
}
@SuppressWarnings("ConstantValue")
@Test
public void splitNullTest(){
final String str = null;
final String[] strings = SplitUtil.splitToArray(str, ",", -1, false, false);
Assert.assertNotNull(strings);
Assert.assertEquals(0, strings.length);
final String[] strings2 = SplitUtil.splitToArray(str, ",", -1, false, true);
Assert.assertNotNull(strings2);
Assert.assertEquals(0, strings2.length);
}
/**

View File

@ -1,35 +0,0 @@
package cn.hutool.core.util;
import org.junit.Assert;
import org.junit.Test;
/**
* 分页单元测试
*
* @author Looly
*/
public class PageUtilTest {
@Test
public void transToStartEndTest() {
final int[] startEnd1 = PageUtil.transToStartEnd(0, 10);
Assert.assertEquals(0, startEnd1[0]);
Assert.assertEquals(10, startEnd1[1]);
final int[] startEnd2 = PageUtil.transToStartEnd(1, 10);
Assert.assertEquals(10, startEnd2[0]);
Assert.assertEquals(20, startEnd2[1]);
}
@Test
public void totalPage() {
final int totalPage = PageUtil.totalPage(20, 3);
Assert.assertEquals(7, totalPage);
}
@Test
public void rainbowTest() {
final int[] rainbow = PageUtil.rainbow(5, 20, 6);
Assert.assertArrayEquals(new int[]{3, 4, 5, 6, 7, 8}, rainbow);
}
}

View File

@ -1,8 +1,8 @@
package cn.hutool.db;
import cn.hutool.core.lang.Segment;
import cn.hutool.core.math.PageInfo;
import cn.hutool.core.util.ArrayUtil;
import cn.hutool.core.util.PageUtil;
import cn.hutool.db.sql.Order;
import java.io.Serializable;
@ -16,6 +16,9 @@ import java.util.Arrays;
public class Page implements Segment<Integer>, Serializable {
private static final long serialVersionUID = 97792549823353462L;
/**
* 默认
*/
public static final int DEFAULT_PAGE_SIZE = 20;
/**
@ -140,15 +143,16 @@ public class Page implements Segment<Integer>, Serializable {
/**
* @return 开始位置
* @see #getStartIndex()
* @see #getBeginIndex()
*/
public int getStartPosition() {
return getStartIndex();
return getBeginIndex();
}
@Override
public Integer getStartIndex() {
return PageUtil.getStart(this.pageNumber, this.pageSize);
public Integer getBeginIndex() {
return PageInfo.of(Integer.MAX_VALUE, this.pageSize)
.setFirstPageNo(0).setPageNo(this.pageNumber).getBeginIndex();
}
/**
@ -161,7 +165,7 @@ public class Page implements Segment<Integer>, Serializable {
@Override
public Integer getEndIndex() {
return PageUtil.getEnd(this.pageNumber, this.pageSize);
return PageInfo.of(Integer.MAX_VALUE, this.pageSize).setFirstPageNo(0).getEndIndex();
}
/**
@ -178,7 +182,9 @@ public class Page implements Segment<Integer>, Serializable {
* @return 第一个数为开始位置第二个数为结束位置
*/
public int[] getStartEnd() {
return PageUtil.transToStartEnd(pageNumber, pageSize);
final PageInfo pageInfo = PageInfo.of(Integer.MAX_VALUE, this.pageSize)
.setFirstPageNo(0).setPageNo(this.pageNumber);
return new int[]{pageInfo.getBeginIndex(), pageInfo.getEndIndexExclude()};
}
@Override

View File

@ -1,6 +1,6 @@
package cn.hutool.db;
import cn.hutool.core.util.PageUtil;
import cn.hutool.core.math.PageInfo;
import java.util.ArrayList;
@ -16,7 +16,7 @@ public class PageResult<T> extends ArrayList<T> {
public static final int DEFAULT_PAGE_SIZE = Page.DEFAULT_PAGE_SIZE;
/**
* 页码{@link PageUtil#getFirstPageNo()}表示第一页
* 页码
*/
private int page;
/**
@ -65,7 +65,7 @@ public class PageResult<T> extends ArrayList<T> {
this(page, pageSize);
this.total = total;
this.totalPage = PageUtil.totalPage(total, pageSize);
this.totalPage = PageInfo.of(total, pageSize).getPages();
}
//---------------------------------------------------------- Constructor end
@ -142,7 +142,7 @@ public class PageResult<T> extends ArrayList<T> {
* @return 是否第一页
*/
public boolean isFirst() {
return this.page == PageUtil.getFirstPageNo();
return this.page == 0;
}
/**

View File

@ -34,7 +34,8 @@ public class DbTest {
@Test
public void pageTest() {
// 测试数据库中一共4条数据第0页有3条第1页有1条
final List<Entity> page0 = Db.of().page(Entity.of("user"), Page.of(0, 3));
final List<Entity> page0 = Db.of().page(Entity.of("user"),
Page.of(0, 3));
Assert.assertEquals(3, page0.size());
final List<Entity> page1 = Db.of().page(Entity.of("user"), Page.of(1, 3));

View File

@ -35,12 +35,12 @@ public class JSONUtilTest {
}
/**
* 数字解析为JSONObject忽略
* 数字解析为JSONArray报错
*/
@Test
@Test(expected = JSONException.class)
public void parseNumberTest2() {
final JSONObject json = JSONUtil.parseObj(123L);
Assert.assertEquals(new JSONObject(), json);
Assert.assertNotNull(json);
}
@Test
@ -85,7 +85,7 @@ public class JSONUtilTest {
@Test
public void toJsonStrTest3() {
// 验证某个字段为JSON字符串时转义是否规范
final JSONObject object = new JSONObject(true);
final JSONObject object = new JSONObject(JSONConfig.of().setIgnoreError(true));
object.set("name", "123123");
object.set("value", "\\");
object.set("value2", "</");