From 2f55cebbad3dea187a5f91d16ec80a9677dab699 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期三, 13 十一月 2024 11:16:53 +0800
Subject: [PATCH] 1
---
src/main/java/com/yssh/utils/StringUtils.java | 521 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 521 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/yssh/utils/StringUtils.java b/src/main/java/com/yssh/utils/StringUtils.java
new file mode 100644
index 0000000..739aec1
--- /dev/null
+++ b/src/main/java/com/yssh/utils/StringUtils.java
@@ -0,0 +1,521 @@
+package com.yssh.utils;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import org.springframework.util.AntPathMatcher;
+
+public class StringUtils extends org.apache.commons.lang3.StringUtils {
+ /** 绌哄瓧绗︿覆 */
+ private static final String NULLSTR = "";
+
+ /** 涓嬪垝绾� */
+ private static final char SEPARATOR = '_';
+
+ /**
+ * 鑾峰彇鍙傛暟涓嶄负绌哄��
+ *
+ * @param value
+ * defaultValue 瑕佸垽鏂殑value
+ * @return value 杩斿洖鍊�
+ */
+ public static <T> T nvl(T value, T defaultValue) {
+ return value != null ? value : defaultValue;
+ }
+
+ /**
+ * * 鍒ゆ柇涓�涓狢ollection鏄惁涓虹┖锛� 鍖呭惈List锛孲et锛孮ueue
+ *
+ * @param coll
+ * 瑕佸垽鏂殑Collection
+ * @return true锛氫负绌� false锛氶潪绌�
+ */
+ public static boolean isEmpty(Collection<?> coll) {
+ return isNull(coll) || coll.isEmpty();
+ }
+
+ /**
+ * * 鍒ゆ柇涓�涓狢ollection鏄惁闈炵┖锛屽寘鍚獿ist锛孲et锛孮ueue
+ *
+ * @param coll
+ * 瑕佸垽鏂殑Collection
+ * @return true锛氶潪绌� false锛氱┖
+ */
+ public static boolean isNotEmpty(Collection<?> coll) {
+ return !isEmpty(coll);
+ }
+
+ /**
+ * * 鍒ゆ柇涓�涓璞℃暟缁勬槸鍚︿负绌�
+ *
+ * @param objects
+ * 瑕佸垽鏂殑瀵硅薄鏁扮粍
+ ** @return true锛氫负绌� false锛氶潪绌�
+ */
+ public static boolean isEmpty(Object[] objects) {
+ return isNull(objects) || (objects.length == 0);
+ }
+
+ /**
+ * * 鍒ゆ柇涓�涓璞℃暟缁勬槸鍚﹂潪绌�
+ *
+ * @param objects
+ * 瑕佸垽鏂殑瀵硅薄鏁扮粍
+ * @return true锛氶潪绌� false锛氱┖
+ */
+ public static boolean isNotEmpty(Object[] objects) {
+ return !isEmpty(objects);
+ }
+
+ /**
+ * * 鍒ゆ柇涓�涓狹ap鏄惁涓虹┖
+ *
+ * @param map
+ * 瑕佸垽鏂殑Map
+ * @return true锛氫负绌� false锛氶潪绌�
+ */
+ public static boolean isEmpty(Map<?, ?> map) {
+ return isNull(map) || map.isEmpty();
+ }
+
+ /**
+ * * 鍒ゆ柇涓�涓狹ap鏄惁涓虹┖
+ *
+ * @param map
+ * 瑕佸垽鏂殑Map
+ * @return true锛氶潪绌� false锛氱┖
+ */
+ public static boolean isNotEmpty(Map<?, ?> map) {
+ return !isEmpty(map);
+ }
+
+ /**
+ * * 鍒ゆ柇涓�涓瓧绗︿覆鏄惁涓虹┖涓�
+ *
+ * @param str
+ * String
+ * @return true锛氫负绌� false锛氶潪绌�
+ */
+ public static boolean isEmpty(String str) {
+ return isNull(str) || NULLSTR.equals(str.trim());
+ }
+
+ /**
+ * * 鍒ゆ柇涓�涓瓧绗︿覆鏄惁涓洪潪绌轰覆
+ *
+ * @param str
+ * String
+ * @return true锛氶潪绌轰覆 false锛氱┖涓�
+ */
+ public static boolean isNotEmpty(String str) {
+ return !isEmpty(str);
+ }
+
+ /**
+ * * 鍒ゆ柇涓�涓璞℃槸鍚︿负绌�
+ *
+ * @param object
+ * Object
+ * @return true锛氫负绌� false锛氶潪绌�
+ */
+ public static boolean isNull(Object object) {
+ return object == null;
+ }
+
+ /**
+ * * 鍒ゆ柇涓�涓璞℃槸鍚﹂潪绌�
+ *
+ * @param object
+ * Object
+ * @return true锛氶潪绌� false锛氱┖
+ */
+ public static boolean isNotNull(Object object) {
+ return !isNull(object);
+ }
+
+ /**
+ * * 鍒ゆ柇涓�涓璞℃槸鍚︽槸鏁扮粍绫诲瀷锛圝ava鍩烘湰鍨嬪埆鐨勬暟缁勶級
+ *
+ * @param object
+ * 瀵硅薄
+ * @return true锛氭槸鏁扮粍 false锛氫笉鏄暟缁�
+ */
+ public static boolean isArray(Object object) {
+ return isNotNull(object) && object.getClass().isArray();
+ }
+
+ /**
+ * 鍘荤┖鏍�
+ */
+ public static String trim(String str) {
+ return (str == null ? "" : str.trim());
+ }
+
+ /**
+ * 鎴彇瀛楃涓�
+ *
+ * @param str
+ * 瀛楃涓�
+ * @param start
+ * 寮�濮�
+ * @return 缁撴灉
+ */
+ public static String substring(final String str, int start) {
+ if (str == null) {
+ return NULLSTR;
+ }
+
+ if (start < 0) {
+ start = str.length() + start;
+ }
+
+ if (start < 0) {
+ start = 0;
+ }
+ if (start > str.length()) {
+ return NULLSTR;
+ }
+
+ return str.substring(start);
+ }
+
+ /**
+ * 鎴彇瀛楃涓�
+ *
+ * @param str
+ * 瀛楃涓�
+ * @param start
+ * 寮�濮�
+ * @param end
+ * 缁撴潫
+ * @return 缁撴灉
+ */
+ public static String substring(final String str, int start, int end) {
+ if (str == null) {
+ return NULLSTR;
+ }
+
+ if (end < 0) {
+ end = str.length() + end;
+ }
+ if (start < 0) {
+ start = str.length() + start;
+ }
+
+ if (end > str.length()) {
+ end = str.length();
+ }
+
+ if (start > end) {
+ return NULLSTR;
+ }
+
+ if (start < 0) {
+ start = 0;
+ }
+ if (end < 0) {
+ end = 0;
+ }
+
+ return str.substring(start, end);
+ }
+
+ /**
+ * 瀛楃涓茶浆set
+ *
+ * @param str
+ * 瀛楃涓�
+ * @param sep
+ * 鍒嗛殧绗�
+ * @return set闆嗗悎
+ */
+ public static final Set<String> str2Set(String str, String sep) {
+ return new HashSet<String>(str2List(str, sep, true, false));
+ }
+
+ /**
+ * 瀛楃涓茶浆list
+ *
+ * @param str
+ * 瀛楃涓�
+ * @param sep
+ * 鍒嗛殧绗�
+ * @param filterBlank
+ * 杩囨护绾┖鐧�
+ * @param trim
+ * 鍘绘帀棣栧熬绌虹櫧
+ * @return list闆嗗悎
+ */
+ public static final List<String> str2List(String str, String sep,
+ boolean filterBlank, boolean trim) {
+ List<String> list = new ArrayList<String>();
+ if (StringUtils.isEmpty(str)) {
+ return list;
+ }
+
+ // 杩囨护绌虹櫧瀛楃涓�
+ if (filterBlank && StringUtils.isBlank(str)) {
+ return list;
+ }
+ String[] split = str.split(sep);
+ for (String string : split) {
+ if (filterBlank && StringUtils.isBlank(string)) {
+ continue;
+ }
+ if (trim) {
+ string = string.trim();
+ }
+ list.add(string);
+ }
+
+ return list;
+ }
+
+ /**
+ * 鍒ゆ柇缁欏畾鐨剆et鍒楄〃涓槸鍚﹀寘鍚暟缁刟rray 鍒ゆ柇缁欏畾鐨勬暟缁刟rray涓槸鍚﹀寘鍚粰瀹氱殑鍏冪礌value
+ *
+ * @param 缁欏畾鐨勯泦鍚�
+ * @param array
+ * 缁欏畾鐨勬暟缁�
+ * @return boolean 缁撴灉
+ */
+ public static boolean containsAny(Collection<String> collection,
+ String... array) {
+ if (isEmpty(collection) || isEmpty(array)) {
+ return false;
+ } else {
+ for (String str : array) {
+ if (collection.contains(str)) {
+ return true;
+ }
+ }
+ return false;
+ }
+ }
+
+ /**
+ * 鏌ユ壘鎸囧畾瀛楃涓叉槸鍚﹀寘鍚寚瀹氬瓧绗︿覆鍒楄〃涓殑浠绘剰涓�涓瓧绗︿覆鍚屾椂涓插拷鐣ュぇ灏忓啓
+ *
+ * @param cs
+ * 鎸囧畾瀛楃涓�
+ * @param searchCharSequences
+ * 闇�瑕佹鏌ョ殑瀛楃涓叉暟缁�
+ * @return 鏄惁鍖呭惈浠绘剰涓�涓瓧绗︿覆
+ */
+ public static boolean containsAnyIgnoreCase(CharSequence cs,
+ CharSequence... searchCharSequences) {
+ if (isEmpty(cs) || isEmpty(searchCharSequences)) {
+ return false;
+ }
+ for (CharSequence testStr : searchCharSequences) {
+ if (containsIgnoreCase(cs, testStr)) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ /**
+ * 椹煎嘲杞笅鍒掔嚎鍛藉悕
+ */
+ public static String toUnderScoreCase(String str) {
+ if (str == null) {
+ return null;
+ }
+ StringBuilder sb = new StringBuilder();
+ // 鍓嶇疆瀛楃鏄惁澶у啓
+ boolean preCharIsUpperCase = true;
+ // 褰撳墠瀛楃鏄惁澶у啓
+ boolean curreCharIsUpperCase = true;
+ // 涓嬩竴瀛楃鏄惁澶у啓
+ boolean nexteCharIsUpperCase = true;
+ for (int i = 0; i < str.length(); i++) {
+ char c = str.charAt(i);
+ if (i > 0) {
+ preCharIsUpperCase = Character.isUpperCase(str.charAt(i - 1));
+ } else {
+ preCharIsUpperCase = false;
+ }
+
+ curreCharIsUpperCase = Character.isUpperCase(c);
+
+ if (i < (str.length() - 1)) {
+ nexteCharIsUpperCase = Character.isUpperCase(str.charAt(i + 1));
+ }
+
+ if (preCharIsUpperCase && curreCharIsUpperCase
+ && !nexteCharIsUpperCase) {
+ sb.append(SEPARATOR);
+ } else if ((i != 0 && !preCharIsUpperCase) && curreCharIsUpperCase) {
+ sb.append(SEPARATOR);
+ }
+ sb.append(Character.toLowerCase(c));
+ }
+
+ return sb.toString();
+ }
+
+ /**
+ * 鏄惁鍖呭惈瀛楃涓�
+ *
+ * @param str
+ * 楠岃瘉瀛楃涓�
+ * @param strs
+ * 瀛楃涓茬粍
+ * @return 鍖呭惈杩斿洖true
+ */
+ public static boolean inStringIgnoreCase(String str, String... strs) {
+ if (str != null && strs != null) {
+ for (String s : strs) {
+ if (str.equalsIgnoreCase(trim(s))) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ /**
+ * 灏嗕笅鍒掔嚎澶у啓鏂瑰紡鍛藉悕鐨勫瓧绗︿覆杞崲涓洪┘宄板紡銆傚鏋滆浆鎹㈠墠鐨勪笅鍒掔嚎澶у啓鏂瑰紡鍛藉悕鐨勫瓧绗︿覆涓虹┖锛屽垯杩斿洖绌哄瓧绗︿覆銆�
+ * 渚嬪锛欻ELLO_WORLD->HelloWorld
+ *
+ * @param name
+ * 杞崲鍓嶇殑涓嬪垝绾垮ぇ鍐欐柟寮忓懡鍚嶇殑瀛楃涓�
+ * @return 杞崲鍚庣殑椹煎嘲寮忓懡鍚嶇殑瀛楃涓�
+ */
+ public static String convertToCamelCase(String name) {
+ StringBuilder result = new StringBuilder();
+ // 蹇�熸鏌�
+ if (name == null || name.isEmpty()) {
+ // 娌″繀瑕佽浆鎹�
+ return "";
+ } else if (!name.contains("_")) {
+ // 涓嶅惈涓嬪垝绾匡紝浠呭皢棣栧瓧姣嶅ぇ鍐�
+ return name.substring(0, 1).toUpperCase() + name.substring(1);
+ }
+ // 鐢ㄤ笅鍒掔嚎灏嗗師濮嬪瓧绗︿覆鍒嗗壊
+ String[] camels = name.split("_");
+ for (String camel : camels) {
+ // 璺宠繃鍘熷瀛楃涓蹭腑寮�澶淬�佺粨灏剧殑涓嬫崲绾挎垨鍙岄噸涓嬪垝绾�
+ if (camel.isEmpty()) {
+ continue;
+ }
+ // 棣栧瓧姣嶅ぇ鍐�
+ result.append(camel.substring(0, 1).toUpperCase());
+ result.append(camel.substring(1).toLowerCase());
+ }
+ return result.toString();
+ }
+
+ /**
+ * 椹煎嘲寮忓懡鍚嶆硶 渚嬪锛歶ser_name->userName
+ */
+ public static String toCamelCase(String s) {
+ if (s == null) {
+ return null;
+ }
+ s = s.toLowerCase();
+ StringBuilder sb = new StringBuilder(s.length());
+ boolean upperCase = false;
+ for (int i = 0; i < s.length(); i++) {
+ char c = s.charAt(i);
+
+ if (c == SEPARATOR) {
+ upperCase = true;
+ } else if (upperCase) {
+ sb.append(Character.toUpperCase(c));
+ upperCase = false;
+ } else {
+ sb.append(c);
+ }
+ }
+ return sb.toString();
+ }
+
+ /**
+ * 鏌ユ壘鎸囧畾瀛楃涓叉槸鍚﹀尮閰嶆寚瀹氬瓧绗︿覆鍒楄〃涓殑浠绘剰涓�涓瓧绗︿覆
+ *
+ * @param str
+ * 鎸囧畾瀛楃涓�
+ * @param strs
+ * 闇�瑕佹鏌ョ殑瀛楃涓叉暟缁�
+ * @return 鏄惁鍖归厤
+ */
+ public static boolean matches(String str, List<String> strs) {
+ if (isEmpty(str) || isEmpty(strs)) {
+ return false;
+ }
+ for (String pattern : strs) {
+ if (isMatch(pattern, str)) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ /**
+ * 鍒ゆ柇url鏄惁涓庤鍒欓厤缃�: ? 琛ㄧず鍗曚釜瀛楃; * 琛ㄧず涓�灞傝矾寰勫唴鐨勪换鎰忓瓧绗︿覆锛屼笉鍙法灞傜骇; ** 琛ㄧず浠绘剰灞傝矾寰�;
+ *
+ * @param pattern
+ * 鍖归厤瑙勫垯
+ * @param url
+ * 闇�瑕佸尮閰嶇殑url
+ * @return
+ */
+ public static boolean isMatch(String pattern, String url) {
+ AntPathMatcher matcher = new AntPathMatcher();
+ return matcher.match(pattern, url);
+ }
+
+ @SuppressWarnings("unchecked")
+ public static <T> T cast(Object obj) {
+ return (T) obj;
+ }
+
+ /**
+ * 鏁板瓧宸﹁竟琛ラ綈0锛屼娇涔嬭揪鍒版寚瀹氶暱搴︺�傛敞鎰忥紝濡傛灉鏁板瓧杞崲涓哄瓧绗︿覆鍚庯紝闀垮害澶т簬size锛屽垯鍙繚鐣� 鏈�鍚巗ize涓瓧绗︺��
+ *
+ * @param num
+ * 鏁板瓧瀵硅薄
+ * @param size
+ * 瀛楃涓叉寚瀹氶暱搴�
+ * @return 杩斿洖鏁板瓧鐨勫瓧绗︿覆鏍煎紡锛岃瀛楃涓蹭负鎸囧畾闀垮害銆�
+ */
+ public static final String padl(final Number num, final int size) {
+ return padl(num.toString(), size, '0');
+ }
+
+ /**
+ * 瀛楃涓插乏琛ラ綈銆傚鏋滃師濮嬪瓧绗︿覆s闀垮害澶т簬size锛屽垯鍙繚鐣欐渶鍚巗ize涓瓧绗︺��
+ *
+ * @param s
+ * 鍘熷瀛楃涓�
+ * @param size
+ * 瀛楃涓叉寚瀹氶暱搴�
+ * @param c
+ * 鐢ㄤ簬琛ラ綈鐨勫瓧绗�
+ * @return 杩斿洖鎸囧畾闀垮害鐨勫瓧绗︿覆锛岀敱鍘熷瓧绗︿覆宸﹁ˉ榻愭垨鎴彇寰楀埌銆�
+ */
+ public static final String padl(final String s, final int size, final char c) {
+ final StringBuilder sb = new StringBuilder(size);
+ if (s != null) {
+ final int len = s.length();
+ if (s.length() <= size) {
+ for (int i = size - len; i > 0; i--) {
+ sb.append(c);
+ }
+ sb.append(s);
+ } else {
+ return s.substring(len - size, len);
+ }
+ } else {
+ for (int i = size; i > 0; i--) {
+ sb.append(c);
+ }
+ }
+ return sb.toString();
+ }
+}
\ No newline at end of file
--
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