From ad4aa3dea3554b168824e426e66bd9849e3193d4 Mon Sep 17 00:00:00 2001
From: wuxw <928255095@qq.com>
Date: 星期四, 20 六月 2019 17:08:43 +0800
Subject: [PATCH] 文档重新整理加入 开发环境搭建和生产环境搭建步骤
---
java110-common/src/main/java/com/java110/common/util/StringUtil.java | 838 +++++++++++++++++++++++++++++------------------------------
1 files changed, 411 insertions(+), 427 deletions(-)
diff --git a/java110-common/src/main/java/com/java110/common/util/StringUtil.java b/java110-common/src/main/java/com/java110/common/util/StringUtil.java
index b2417e6..3c8fdbf 100644
--- a/java110-common/src/main/java/com/java110/common/util/StringUtil.java
+++ b/java110-common/src/main/java/com/java110/common/util/StringUtil.java
@@ -23,479 +23,463 @@
*/
public class StringUtil {
- /**
- * Description: 鏍煎紡鍖栧瓧绗︿覆(鐢ㄦ埛缁勫缓琛ㄤ娇鐢�) <br>
- *
- * @param name
- * @return String
- */
- public static String formatString(String name) {
- String s = "0000000000" + name;
- return s.substring(s.length() - 10, s.length());
- }
+ /**
+ * Description: 鏍煎紡鍖栧瓧绗︿覆(鐢ㄦ埛缁勫缓琛ㄤ娇鐢�) <br>
+ *
+ * @param name
+ * @return String
+ */
+ public static String formatString(String name) {
+ String s = "0000000000" + name;
+ return s.substring(s.length() - 10, s.length());
+ }
- /**
- * Description:鎶奊BK杞爜鎴怚SO8859_1 <br>
- *
- * @param name
- * @return String
- */
- public static String getStringByISO(String name) {
- try {
- // 闃叉涓枃瀛楃鍑虹幇涔辩爜
- name = new String(name.getBytes("GBK"), "ISO8859_1");
- } catch (UnsupportedEncodingException e2) {
- }
+ /**
+ * Description:鎶奊BK杞爜鎴怚SO8859_1 <br>
+ *
+ * @param name
+ * @return String
+ */
+ public static String getStringByISO(String name) {
+ try {
+ // 闃叉涓枃瀛楃鍑虹幇涔辩爜
+ name = new String(name.getBytes("GBK"), "ISO8859_1");
+ } catch (UnsupportedEncodingException e2) {
+ }
- return name;
- }
+ return name;
+ }
- /**
- * Description:鑾峰緱鏍煎紡鍖栫殑url <br>
- *
- * @param url
- * @return String
- */
- public static String getFormatUrl(String url) {
- if (isNullOrNone(url)) {
- return "";
- }
+ /**
+ * Description:鑾峰緱鏍煎紡鍖栫殑url <br>
+ *
+ * @param url
+ * @return String
+ */
+ public static String getFormatUrl(String url) {
+ if (isNullOrNone(url)) {
+ return "";
+ }
- if (url.indexOf('?') == -1) {
- return url + '?';
- } else {
- return url + '&';
- }
- }
+ if (url.indexOf('?') == -1) {
+ return url + '?';
+ } else {
+ return url + '&';
+ }
+ }
- /**
- * Description: 鑾峰緱瀛楃(byte)鐨勫疄闄呴暱搴�<br>
- * 1銆佲��<br>
- * 2銆佲��<br>
- * 3銆佲��<br>
- * 4銆佲��<br>
- *
- * @param s
- * @return int
- * @exception/throws
- */
- public static int lengthByte(String s) {
- int length = 0;
- for (int i = 0; i < s.length(); i++) {
- if (s.charAt(i) <= 127) {
- length++;
- } else {
- length = length + 2;
- }
- }
- return length;
- }
+ /**
+ * Description: 鑾峰緱瀛楃(byte)鐨勫疄闄呴暱搴�<br>
+ * 1銆佲��<br>
+ * 2銆佲��<br>
+ * 3銆佲��<br>
+ * 4銆佲��<br>
+ *
+ * @param s
+ * @return int
+ * @exception/throws
+ */
+ public static int lengthByte(String s) {
+ int length = 0;
+ for (int i = 0; i < s.length(); i++) {
+ if (s.charAt(i) <= 127) {
+ length++;
+ } else {
+ length = length + 2;
+ }
+ }
+ return length;
+ }
- /**
- * Description: 鍦╦dbc鐢╰hin瀹㈡埛绔繛鎺racle閲岄潰涓枃绠�3涓瓧绗�<br>
- *
- * @param s
- * @return int
- * @exception/throws
- */
- public static int lengthByteInPrepared(String s) {
- int length = 0;
+ /**
+ * Description: 鍦╦dbc鐢╰hin瀹㈡埛绔繛鎺racle閲岄潰涓枃绠�3涓瓧绗�<br>
+ *
+ * @param s
+ * @return int
+ * @exception/throws
+ */
+ public static int lengthByteInPrepared(String s) {
+ int length = 0;
- if (s == null) {
- return length;
- }
+ if (s == null) {
+ return length;
+ }
- for (int i = 0; i < s.length(); i++) {
- if (s.charAt(i) <= 127) {
- length++;
- } else {
- length = length + 3;
- }
- }
- return length;
- }
+ for (int i = 0; i < s.length(); i++) {
+ if (s.charAt(i) <= 127) {
+ length++;
+ } else {
+ length = length + 3;
+ }
+ }
+ return length;
+ }
- /**
- * Description:鍒ゆ柇瀛楁绌簄ull <br>
- *
- * @param s
- * @return boolean
- */
- public static boolean isNullOrNone(String s) {
- if (s == null || "".equals(s.trim())) {
- return true;
- }
+ /**
+ * Description:鍒ゆ柇瀛楁绌簄ull <br>
+ *
+ * @param s
+ * @return boolean
+ */
+ public static boolean isNullOrNone(String s) {
+ if (s == null || "".equals(s.trim())) {
+ return true;
+ }
- return false;
- }
+ return false;
+ }
- /**
- *
- * Description: 鍒ゆ柇瀵硅薄鏄惁涓虹┖<br>
- *
- * @param obj
- * @return boolean
- * @exception/throws [杩濅緥绫诲瀷] [杩濅緥璇存槑]
- */
- public static boolean isNullOrNone(Object obj) {
- if (obj == null) {
- return true;
- }
- if (obj instanceof String) {
- return isNullOrNone((String) obj);
- }
- return false;
- }
+ /**
+ * Description: 鍒ゆ柇瀵硅薄鏄惁涓虹┖<br>
+ *
+ * @param obj
+ * @return boolean
+ * @exception/throws [杩濅緥绫诲瀷] [杩濅緥璇存槑]
+ */
+ public static boolean isNullOrNone(Object obj) {
+ if (obj == null) {
+ return true;
+ }
+ if (obj instanceof String) {
+ return isNullOrNone((String) obj);
+ }
+ return false;
+ }
- /**
- * Description:鍒ゆ柇瀛楁绌簄ull <br>
- *
- * @param ss
- * @return boolean
- */
- public static boolean isNullOrNone(String[] ss) {
- if (ss == null || ss.length == 0) {
- return true;
- }
+ /**
+ * Description:鍒ゆ柇瀛楁绌簄ull <br>
+ *
+ * @param ss
+ * @return boolean
+ */
+ public static boolean isNullOrNone(String[] ss) {
+ if (ss == null || ss.length == 0) {
+ return true;
+ }
- for (int i = 0; i < ss.length; i++) {
- if (ss[i] == null || "".equals(ss[i].trim())) {
- return true;
- }
- }
+ for (int i = 0; i < ss.length; i++) {
+ if (ss[i] == null || "".equals(ss[i].trim())) {
+ return true;
+ }
+ }
- return false;
- }
+ return false;
+ }
- public static int countChar(String src, char c) {
- if (isNullOrNone(src)) {
- return 0;
- }
+ public static int countChar(String src, char c) {
+ if (isNullOrNone(src)) {
+ return 0;
+ }
- int k = 0;
- for (int i = 0; i < src.length(); i++) {
- if (src.charAt(i) == c) {
- k++;
- }
- }
+ int k = 0;
+ for (int i = 0; i < src.length(); i++) {
+ if (src.charAt(i) == c) {
+ k++;
+ }
+ }
- return k;
- }
+ return k;
+ }
- /**
- * 鎶�'鍙樻垚 ''
- *
- * @param src
- * @return
- */
- public static String oracleString(String src) {
- if (isNullOrNone(src)) {
- return "";
- }
+ /**
+ * 鎶�'鍙樻垚 ''
+ *
+ * @param src
+ * @return
+ */
+ public static String oracleString(String src) {
+ if (isNullOrNone(src)) {
+ return "";
+ }
- return src.replaceAll("'", "''");
- }
+ return src.replaceAll("'", "''");
+ }
- /**
- * 鏇挎崲鍑芥暟
- *
- * @param
- * source
- * @param
- * find
- * @param
- * rep
- * @return String
- */
- public static String replace(String source, String find, String rep) {
- String result = source;
- String begin = "";
- String end = "";
- int flag;
+ /**
+ * 鏇挎崲鍑芥暟
+ *
+ * @param source
+ * @param find
+ * @param rep
+ * @return String
+ */
+ public static String replace(String source, String find, String rep) {
+ String result = source;
+ String begin = "";
+ String end = "";
+ int flag;
- flag = result.indexOf(find, 0);
+ flag = result.indexOf(find, 0);
- while (flag != -1) {
- begin = result.substring(0, flag);
- end = result.substring(flag + (find.length()), result.length());
- result = begin + rep + end;
- flag = result.indexOf(find, flag + rep.length());
- }
- return result;
- }
+ while (flag != -1) {
+ begin = result.substring(0, flag);
+ end = result.substring(flag + (find.length()), result.length());
+ result = begin + rep + end;
+ flag = result.indexOf(find, flag + rep.length());
+ }
+ return result;
+ }
- /**
- * 淇濇姢鎴柇
- *
- * @param s
- * @param begin
- * @param end
- * @return
- */
- public static String truncate(String s, int begin, int end) {
- if (isNullOrNone(s)) {
- return "";
- }
+ /**
+ * 淇濇姢鎴柇
+ *
+ * @param s
+ * @param begin
+ * @param end
+ * @return
+ */
+ public static String truncate(String s, int begin, int end) {
+ if (isNullOrNone(s)) {
+ return "";
+ }
- if (begin < 0) {
- return "";
- }
+ if (begin < 0) {
+ return "";
+ }
- if (begin >= end) {
- return "";
- }
+ if (begin >= end) {
+ return "";
+ }
- s = s.trim();
- if (begin >= s.length()) {
- return "";
- }
+ s = s.trim();
+ if (begin >= s.length()) {
+ return "";
+ }
- if (end >= s.length()) {
- return s;
- } else {
- return s.substring(begin, end);
- }
- }
+ if (end >= s.length()) {
+ return s;
+ } else {
+ return s.substring(begin, end);
+ }
+ }
- /**
- *
- * Description: 鍒ゆ柇鏄惁涓烘暟瀛�<br>
- * 1銆佲��<br>
- * 2銆佲��<br>
- * 3銆佲��<br>
- * 4銆佲��<br>
- *
- * @param str
- * @return boolean
- * @exception/throws [杩濅緥绫诲瀷] [杩濅緥璇存槑]
- */
- public static boolean isNumber(String str) {
- if (null == str || "".equals(str)) {
- return false;
- } else {
- return Pattern.matches("^[0-9]+$", str);
- }
- }
+ /**
+ * Description: 鍒ゆ柇鏄惁涓烘暟瀛�<br>
+ * 1銆佲��<br>
+ * 2銆佲��<br>
+ * 3銆佲��<br>
+ * 4銆佲��<br>
+ *
+ * @param str
+ * @return boolean
+ * @exception/throws [杩濅緥绫诲瀷] [杩濅緥璇存槑]
+ */
+ public static boolean isNumber(String str) {
+ if (null == str || "".equals(str)) {
+ return false;
+ } else {
+ return Pattern.matches("^[0-9]+$", str);
+ }
+ }
- /**
- * Description: 鑾峰緱瀛楃(byte)鐨勫疄闄呴暱搴�<br>
- * 1銆佲��<br>
- * 2銆佲��<br>
- * 3銆佲��<br>
- * 4銆佲��<br>
- *
- * @param s
- * @return int
- * @exception/throws
- */
- public static int realLength(String s) {
- if (null == s || "".equals(s)) {
- return 0;
- } else {
- return s.getBytes().length;
- }
- }
+ /**
+ * Description: 鑾峰緱瀛楃(byte)鐨勫疄闄呴暱搴�<br>
+ * 1銆佲��<br>
+ * 2銆佲��<br>
+ * 3銆佲��<br>
+ * 4銆佲��<br>
+ *
+ * @param s
+ * @return int
+ * @exception/throws
+ */
+ public static int realLength(String s) {
+ if (null == s || "".equals(s)) {
+ return 0;
+ } else {
+ return s.getBytes().length;
+ }
+ }
- /**
- * Description: 妫�鏌ラ潪娉曞瓧绗�<br>
- */
- public static boolean isUnlawfulChar(String s) {
- if (null == s || "".equals(s)) {
- return false;
- } else {
- return Pattern.matches("^[^`~@#\\$%\\^&\\*\\(\\)=\\!\\+\\\\/\\|<>\\?;\\:\\.'\"\\{\\}\\[\\]??, ]*$", s);
- }
- }
+ /**
+ * Description: 妫�鏌ラ潪娉曞瓧绗�<br>
+ */
+ public static boolean isUnlawfulChar(String s) {
+ if (null == s || "".equals(s)) {
+ return false;
+ } else {
+ return Pattern.matches("^[^`~@#\\$%\\^&\\*\\(\\)=\\!\\+\\\\/\\|<>\\?;\\:\\.'\"\\{\\}\\[\\]??, ]*$", s);
+ }
+ }
- /**
- *
- * Description: 鍒ゆ柇鏄惁涓哄瓧姣�<br>
- * 1銆佲��<br>
- * 2銆佲��<br>
- * 3銆佲��<br>
- * 4銆佲��<br>
- *
- * @param str
- * @return boolean
- * @exception/throws [杩濅緥绫诲瀷] [杩濅緥璇存槑]
- */
- public static boolean isLetter(String str) {
- if (null == str || "".equals(str)) {
- return false;
- } else {
- return Pattern.matches("^[A-Za-z]+$", str);
- }
- }
+ /**
+ * Description: 鍒ゆ柇鏄惁涓哄瓧姣�<br>
+ * 1銆佲��<br>
+ * 2銆佲��<br>
+ * 3銆佲��<br>
+ * 4銆佲��<br>
+ *
+ * @param str
+ * @return boolean
+ * @exception/throws [杩濅緥绫诲瀷] [杩濅緥璇存槑]
+ */
+ public static boolean isLetter(String str) {
+ if (null == str || "".equals(str)) {
+ return false;
+ } else {
+ return Pattern.matches("^[A-Za-z]+$", str);
+ }
+ }
- /**
- * (source != null) ? source : "";鐩稿綋浜巓racle鐨刵vl鍑芥暟
- *
- * @param source
- * @return String
- */
- public static String nvl(String source) {
- return (source != null) ? source.trim() : "";
- }
+ /**
+ * (source != null) ? source : "";鐩稿綋浜巓racle鐨刵vl鍑芥暟
+ *
+ * @param source
+ * @return String
+ */
+ public static String nvl(String source) {
+ return (source != null) ? source.trim() : "";
+ }
- /**
- * Method nvl.
- *
- * @param source
- * String
- * @param defaultString
- * String
- * @return String
- */
- public static String nvl(String source, String defaultString) {
- return (source != null) ? source.trim() : defaultString;
- }
+ /**
+ * Method nvl.
+ *
+ * @param source String
+ * @param defaultString String
+ * @return String
+ */
+ public static String nvl(String source, String defaultString) {
+ return (source != null) ? source.trim() : defaultString;
+ }
- /**
- * 瀹炵幇瀵圭鍚堟潯浠剁殑瀛楃涓茬殑鍙嶈浆
- *
- * @param str
- * 鍘熷瀛楃涓�
- * @return 缁忚繃鍙嶈浆澶勭悊鍚庣殑瀛楃涓�
- */
- public static String reverseString(String str) {
- StringBuffer resultStringBuffer = new StringBuffer();
- String[] allStr = str.split(" ");
- StringBuffer sb = new StringBuffer(); // 淇濆瓨闇�瑕佽繘琛屽弽杞殑瀛楃涓�
- for (int i = 0; i < allStr.length; i++) {
- if (meetReverseCondition(allStr[i])) {
- sb.delete(0, sb.length());
+ /**
+ * 瀹炵幇瀵圭鍚堟潯浠剁殑瀛楃涓茬殑鍙嶈浆
+ *
+ * @param str 鍘熷瀛楃涓�
+ * @return 缁忚繃鍙嶈浆澶勭悊鍚庣殑瀛楃涓�
+ */
+ public static String reverseString(String str) {
+ StringBuffer resultStringBuffer = new StringBuffer();
+ String[] allStr = str.split(" ");
+ StringBuffer sb = new StringBuffer(); // 淇濆瓨闇�瑕佽繘琛屽弽杞殑瀛楃涓�
+ for (int i = 0; i < allStr.length; i++) {
+ if (meetReverseCondition(allStr[i])) {
+ sb.delete(0, sb.length());
- // 灏嗛渶瑕佸弽杞殑瀛楃涓插弽杞悗娣诲姞鍒扮粨鏋滃瓧绗︿覆
- resultStringBuffer.append(sb.append(allStr[i]).reverse()).append(" ");
- } else {
- resultStringBuffer.append(allStr[i]).append(" ");
- }
- }
+ // 灏嗛渶瑕佸弽杞殑瀛楃涓插弽杞悗娣诲姞鍒扮粨鏋滃瓧绗︿覆
+ resultStringBuffer.append(sb.append(allStr[i]).reverse()).append(" ");
+ } else {
+ resultStringBuffer.append(allStr[i]).append(" ");
+ }
+ }
- return resultStringBuffer.deleteCharAt(resultStringBuffer.length() - 1).toString();
- }
+ return resultStringBuffer.deleteCharAt(resultStringBuffer.length() - 1).toString();
+ }
- /**
- * 鍒ゆ柇瀛楃涓叉槸鍚︾鍚堝弽杞潯浠� 鏈嚱鏁拌reverseString(String str)璋冪敤
- *
- * @param str
- * 闇�瑕佽繘琛屽弽杞鐞嗙殑瀛楃涓�
- * @return true 绗﹀悎鍙嶈浆鏉′欢 false 涓嶇鍚堝弽杞潯浠�
- */
- private static boolean meetReverseCondition(String str) {
- // 濡傛灉瀛楃涓叉槸浠�'*'寮�澶村苟涓旈暱搴﹀ぇ浜�1,骞朵笖绗簩涓瓧绗︽槸鑻辨枃,姹夊瓧鎴栨暟瀛�
- return (str.charAt(0) == '*') && (str.length() > 1) && Character.isLetterOrDigit(str.charAt(1));
- }
+ /**
+ * 鍒ゆ柇瀛楃涓叉槸鍚︾鍚堝弽杞潯浠� 鏈嚱鏁拌reverseString(String str)璋冪敤
+ *
+ * @param str 闇�瑕佽繘琛屽弽杞鐞嗙殑瀛楃涓�
+ * @return true 绗﹀悎鍙嶈浆鏉′欢 false 涓嶇鍚堝弽杞潯浠�
+ */
+ private static boolean meetReverseCondition(String str) {
+ // 濡傛灉瀛楃涓叉槸浠�'*'寮�澶村苟涓旈暱搴﹀ぇ浜�1,骞朵笖绗簩涓瓧绗︽槸鑻辨枃,姹夊瓧鎴栨暟瀛�
+ return (str.charAt(0) == '*') && (str.length() > 1) && Character.isLetterOrDigit(str.charAt(1));
+ }
- /**
- *
- * 鍙栧瓧绗︿覆鐨勫墠maxLength闀垮害鐨勫瓧涓诧紙涓�涓腑鏂囧瓧绗︿负2涓暱搴︼級
- *
- *
- * @param str
- * @param maxLength
- * @return String throws
- */
- public static String splitStr(String str, int maxLength) {
- if (maxLength <= 0) {
- return "";
- }
- String result = str;
- byte[] bytes = str.getBytes();
- if (bytes.length > maxLength) {
+ /**
+ * 鍙栧瓧绗︿覆鐨勫墠maxLength闀垮害鐨勫瓧涓诧紙涓�涓腑鏂囧瓧绗︿负2涓暱搴︼級
+ *
+ * @param str
+ * @param maxLength
+ * @return String throws
+ */
+ public static String splitStr(String str, int maxLength) {
+ if (maxLength <= 0) {
+ return "";
+ }
+ String result = str;
+ byte[] bytes = str.getBytes();
+ if (bytes.length > maxLength) {
- result = new String(bytes, 0, maxLength);
- if (!result.substring(result.length() - 1).equals(str.substring(result.length() - 1, result.length()))) {
- result = new String(bytes, 0, maxLength - 1);
- }
- }
+ result = new String(bytes, 0, maxLength);
+ if (!result.substring(result.length() - 1).equals(str.substring(result.length() - 1, result.length()))) {
+ result = new String(bytes, 0, maxLength - 1);
+ }
+ }
- return result;
- }
+ return result;
+ }
- /**
- * 鍒ゆ柇鏄惁瀛樺湪
- *
- * @param filterStr
- * @param id
- * @return boolean
- */
- public static boolean isExists(String filterStr, String id) {
- String[] filterTag = filterStr.split(",");
- for (int i = 0; i < filterTag.length; i++) {
- if (id.equals(filterTag[i])) {
- return true;
- }
- }
- return false;
- }
+ /**
+ * 鍒ゆ柇鏄惁瀛樺湪
+ *
+ * @param filterStr
+ * @param id
+ * @return boolean
+ */
+ public static boolean isExists(String filterStr, String id) {
+ String[] filterTag = filterStr.split(",");
+ for (int i = 0; i < filterTag.length; i++) {
+ if (id.equals(filterTag[i])) {
+ return true;
+ }
+ }
+ return false;
+ }
- /**
- * 鏍煎紡鍖栨椂闂�
- *
- * @param
- * dt
- * @param
- * format
- * @return String
- */
- public static String getTime(Date dt, String format) {
- String time = null;
- java.text.DateFormat df = new java.text.SimpleDateFormat(format);
- time = df.format(dt);
+ /**
+ * 鏍煎紡鍖栨椂闂�
+ *
+ * @param dt
+ * @param format
+ * @return String
+ */
+ public static String getTime(Date dt, String format) {
+ String time = null;
+ java.text.DateFormat df = new java.text.SimpleDateFormat(format);
+ time = df.format(dt);
- return time;
- }
+ return time;
+ }
- public static String[] stringToArray(String str, String start, String end, String split) {
- if (null == str || "".equals(str))
- return null;
- if (str.indexOf(start) == -1 || str.indexOf(end) == -1 || str.indexOf(split) == -1)
- return new String[] { str };
- return str.substring(str.indexOf(start) + 1, str.indexOf(end)).split(split);
- }
+ public static String[] stringToArray(String str, String start, String end, String split) {
+ if (null == str || "".equals(str))
+ return null;
+ if (str.indexOf(start) == -1 || str.indexOf(end) == -1 || str.indexOf(split) == -1)
+ return new String[]{str};
+ return str.substring(str.indexOf(start) + 1, str.indexOf(end)).split(split);
+ }
- /**
- * 鍒ゆ柇瀛楃涓叉槸鍚︿负null鎴栬�呯┖
- *
- * @param str
- * @return
- */
- public static boolean isEmpty(String str) {
- return str == null || "".equals(str);
- }
+ /**
+ * 鍒ゆ柇瀛楃涓叉槸鍚︿负null鎴栬�呯┖
+ *
+ * @param str
+ * @return
+ */
+ public static boolean isEmpty(String str) {
+ return str == null || "".equals(str);
+ }
- /**
- * 鑾峰彇鎸囧畾闀垮害(鎸夊瓧鑺傞暱搴﹁幏鍙�)鐨勫瓧绗︿覆锛屼腑鏂囩畻2涓瓧鑺傞暱搴︼紝鍏煎oracle鐨� varchar2闀垮害璁＄畻鏂瑰紡
- *
- * @param src
- * 婧愬瓧绗︿覆
- * @param length
- * 闀垮害
- * @return
- */
- public static String getSubStr(String src, int length) {
- if (StringUtil.isEmpty(src)) {
- return null;
- }
- byte[] b = src.getBytes();
- if (b.length > length) {
- byte[] s = new byte[length];
- for (int i = 0; i < length; i++) {
- s[i] = b[i];
- }
- return new String(s);
- } else {
- return src;
- }
- }
+ /**
+ * 鑾峰彇鎸囧畾闀垮害(鎸夊瓧鑺傞暱搴﹁幏鍙�)鐨勫瓧绗︿覆锛屼腑鏂囩畻2涓瓧鑺傞暱搴︼紝鍏煎oracle鐨� varchar2闀垮害璁＄畻鏂瑰紡
+ *
+ * @param src 婧愬瓧绗︿覆
+ * @param length 闀垮害
+ * @return
+ */
+ public static String getSubStr(String src, int length) {
+ if (StringUtil.isEmpty(src)) {
+ return null;
+ }
+ byte[] b = src.getBytes();
+ if (b.length > length) {
+ byte[] s = new byte[length];
+ for (int i = 0; i < length; i++) {
+ s[i] = b[i];
+ }
+ return new String(s);
+ } else {
+ return src;
+ }
+ }
- public static String truncateMessage(String description, int length) {
- org.springframework.util.Assert.state(length > 0);
- if ((description != null) && (description.length() > length)) {
- return description.substring(0, length);
- }
+ public static String truncateMessage(String description, int length) {
+ org.springframework.util.Assert.state(length > 0);
+ if ((description != null) && (description.length() > length)) {
+ return description.substring(0, length);
+ }
- return description;
- }
+ return description;
+ }
}
\ No newline at end of file
--
Gitblit v1.8.0