From 2753d12c964c4c932c8139f11ccde0a8fce7d37b Mon Sep 17 00:00:00 2001 From: Fixiaobai <fixiaobai@163.com> Date: 星期二, 17 十月 2023 16:34:53 +0800 Subject: [PATCH] Changes --- mes-common/src/main/java/com/chinaztt/mes/common/util/ServletUtils.java | 137 +++++++++++++ mes-common/src/main/java/com/chinaztt/mes/common/util/StringUtils.java | 403 ++++++++++++++++++++++++++++++++++++++++ mes-common/src/main/java/com/chinaztt/mes/common/util/JsonUtil.java | 54 +++++ 3 files changed, 594 insertions(+), 0 deletions(-) diff --git a/mes-common/src/main/java/com/chinaztt/mes/common/util/JsonUtil.java b/mes-common/src/main/java/com/chinaztt/mes/common/util/JsonUtil.java new file mode 100644 index 0000000..e0ca35f --- /dev/null +++ b/mes-common/src/main/java/com/chinaztt/mes/common/util/JsonUtil.java @@ -0,0 +1,54 @@ +package com.chinaztt.mes.common.util; + +import com.fasterxml.jackson.core.JsonProcessingException; +import com.fasterxml.jackson.databind.DeserializationFeature; +import com.fasterxml.jackson.databind.ObjectMapper; +import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule; + +import java.text.SimpleDateFormat; + +/** + * @Author 寮犲 + */ +public class JsonUtil { + + private static final ObjectMapper JSON_MAPPER = new ObjectMapper().disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES); + static { + JSON_MAPPER.setDateFormat(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss")); + JSON_MAPPER.registerModule(new JavaTimeModule()); + } + + /** + * json杞崲瀵瑰簲瀹炰綋 + * @param json + * @param clazz + * @param <T> + * @return + */ + public static <T> T jsonToPojo(String json, Class<T> clazz){ + T t=null; + try { + t=JSON_MAPPER.readValue(json,clazz); + } catch (JsonProcessingException e) { + e.printStackTrace(); + } + return t; + } + + /** + * 瀹炰綋杞崲鎴恓son瀛楃 + * @param t + * @param <T> + * @return + */ + public static <T> String jsonToString(T t){ + String result=null; + try { + result=JSON_MAPPER.writeValueAsString(t); + } catch (JsonProcessingException e) { + e.printStackTrace(); + } + return result; + } + +} diff --git a/mes-common/src/main/java/com/chinaztt/mes/common/util/ServletUtils.java b/mes-common/src/main/java/com/chinaztt/mes/common/util/ServletUtils.java new file mode 100644 index 0000000..1cd900e --- /dev/null +++ b/mes-common/src/main/java/com/chinaztt/mes/common/util/ServletUtils.java @@ -0,0 +1,137 @@ +package com.chinaztt.mes.common.util; + + +import cn.hutool.core.convert.Convert; +import org.springframework.web.context.request.RequestAttributes; +import org.springframework.web.context.request.RequestContextHolder; +import org.springframework.web.context.request.ServletRequestAttributes; + +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import javax.servlet.http.HttpSession; +import java.io.IOException; + +/** + * 瀹㈡埛绔伐鍏风被 + * + * @author 寮犲 + */ +public class ServletUtils +{ + /** + * 鑾峰彇String鍙傛暟 + */ + public static String getParameter(String name) + { + return getRequest().getParameter(name); + } + + /** + * 鑾峰彇String鍙傛暟 + */ + public static String getParameter(String name, String defaultValue) + { + return Convert.toStr(getRequest().getParameter(name), defaultValue); + } + + /** + * 鑾峰彇Integer鍙傛暟 + */ + public static Integer getParameterToInt(String name) + { + return Convert.toInt(getRequest().getParameter(name)); + } + + /** + * 鑾峰彇Integer鍙傛暟 + */ + public static Integer getParameterToInt(String name, Integer defaultValue) + { + return Convert.toInt(getRequest().getParameter(name), defaultValue); + } + + /** + * 鑾峰彇request + */ + public static HttpServletRequest getRequest() + { + return getRequestAttributes().getRequest(); + } + + /** + * 鑾峰彇response + */ + public static HttpServletResponse getResponse() + { + return getRequestAttributes().getResponse(); + } + + /** + * 鑾峰彇session + */ + public static HttpSession getSession() + { + return getRequest().getSession(); + } + + public static ServletRequestAttributes getRequestAttributes() + { + RequestAttributes attributes = RequestContextHolder.getRequestAttributes(); + return (ServletRequestAttributes) attributes; + } + + /** + * 灏嗗瓧绗︿覆娓叉煋鍒板鎴风 + * + * @param response 娓叉煋瀵硅薄 + * @param string 寰呮覆鏌撶殑瀛楃涓� + * @return null + */ + public static String renderString(HttpServletResponse response, String string) + { + try + { + response.setContentType("application/json"); + response.setCharacterEncoding("utf-8"); + response.getWriter().print(string); + } + catch (IOException e) + { + e.printStackTrace(); + } + return null; + } + + /** + * 鏄惁鏄疉jax寮傛璇锋眰 + * + * @param request + */ + public static boolean isAjaxRequest(HttpServletRequest request) + { + String accept = request.getHeader("accept"); + if (accept != null && accept.indexOf("application/json") != -1) + { + return true; + } + + String xRequestedWith = request.getHeader("X-Requested-With"); + if (xRequestedWith != null && xRequestedWith.indexOf("XMLHttpRequest") != -1) + { + return true; + } + + String uri = request.getRequestURI(); + if (StringUtils.inStringIgnoreCase(uri, ".json", ".xml")) + { + return true; + } + + String ajax = request.getParameter("__ajax"); + if (StringUtils.inStringIgnoreCase(ajax, "json", "xml")) + { + return true; + } + return false; + } +} diff --git a/mes-common/src/main/java/com/chinaztt/mes/common/util/StringUtils.java b/mes-common/src/main/java/com/chinaztt/mes/common/util/StringUtils.java new file mode 100644 index 0000000..6ee35b5 --- /dev/null +++ b/mes-common/src/main/java/com/chinaztt/mes/common/util/StringUtils.java @@ -0,0 +1,403 @@ +package com.chinaztt.mes.common.util; + +import cn.hutool.core.text.StrFormatter; + +import java.util.Collection; +import java.util.Map; + +/** + * 瀛楃涓插伐鍏风被 + * + * @author 寮犲 + */ +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); + } + + /** + * 鏍煎紡鍖栨枃鏈�, {} 琛ㄧず鍗犱綅绗�<br> + * 姝ゆ柟娉曞彧鏄畝鍗曞皢鍗犱綅绗� {} 鎸夌収椤哄簭鏇挎崲涓哄弬鏁�<br> + * 濡傛灉鎯宠緭鍑� {} 浣跨敤 \\杞箟 { 鍗冲彲锛屽鏋滄兂杈撳嚭 {} 涔嬪墠鐨� \ 浣跨敤鍙岃浆涔夌 \\\\ 鍗冲彲<br> + * 渚嬶細<br> + * 閫氬父浣跨敤锛歠ormat("this is {} for {}", "a", "b") -> this is a for b<br> + * 杞箟{}锛� format("this is \\{} for {}", "a", "b") -> this is \{} for a<br> + * 杞箟\锛� format("this is \\\\{} for {}", "a", "b") -> this is \a for b<br> + * + * @param template 鏂囨湰妯℃澘锛岃鏇挎崲鐨勯儴鍒嗙敤 {} 琛ㄧず + * @param params 鍙傛暟鍊� + * @return 鏍煎紡鍖栧悗鐨勬枃鏈� + */ + public static String format(String template, Object... params){ + if (isEmpty(params) || isEmpty(template)) + { + return template; + } + return StrFormatter.format(template, params); + } + + /** + * 涓嬪垝绾胯浆椹煎嘲鍛藉悕 + */ + 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(); + } + + @SuppressWarnings("unchecked") + public static <T> T cast(Object obj) + { + return (T) obj; + } +} -- Gitblit v1.9.3