spring cloud+mybatis实战案例demo

package com.supervise.commons.util; import java.io.UnsupportedEncodingException; import java.util.ArrayList; import java.util.Arrays; import java.util.Collection; import java.util.Collections; import java.util.Enumeration; import java.util.List; import java.util.Locale; import java.util.Set; import java.util.StringTokenizer; import java.util.TreeSet; import java.util.UUID; /** * * @author 字符串帮助类 * */ @SuppressWarnings({ "unused", "unchecked", "rawtypes" }) public final class StringUtils { private StringUtils() { } private static final String[] UPPER_DIGIT = { "一", "二", "三", "四", "五", "六", "七", "八", "九" }; private static final String FOLDER_SEPARATOR = "/"; private static final String WINDOWS_FOLDER_SEPARATOR = "\\"; private static final String TOP_PATH = ".."; private static final String CURRENT_PATH = "."; private static final char EXTENSION_SEPARATOR = 46; /** * 将一个数组转换成指定格式字符串 * * @param obj * @return 例如： for: ['40288007318493de0131849474690001','40288007318493de0131849474690001 ' ] to * :'40288007318493de0131849474690001','40288007318493de013184947469000 1 ' */ public static String formatArrayToStr(Object[] obj) { StringBuffer strbf = new StringBuffer(); for (int i = 0; i < obj.length; i++) { strbf.append("'"); strbf.append(obj[i]); strbf.append("',"); } return strbf.substring(0, strbf.lastIndexOf(",")).toString(); } public static byte[] getStringBytes(String str) throws UnsupportedEncodingException { if (str != null) { return str.getBytes("UTF-8"); } return null; } /** * @param idName * 传入你要转入id的名字 * @param ids * 获取的所有的ID * @return 例如：传入idName = "id" 返回样式如下： ( id= '40288007318493de0131849474690001' or id= '40288007318493de01318496e3270002' ) */ public static String getOrStr(String idName, String ids) { if ("".equals(idName) || idName == null) idName = "id"; if (null != ids && ids.length() != 0) { String arr[] = ids.split(","); ids = ""; ids = "( "; for (int i = 0; i < arr.length; i++) { if (i == arr.length - 1) ids += " " + idName + "= '" + arr[i] + "' "; else ids += " " + idName + "= '" + arr[i] + "' or"; } ids += " )"; return ids; } else { return null; } } /** * 生成32位的UUID字符串 * * @return */ public static String getUUID32() { return UUID.randomUUID().toString().replace("-", "").toUpperCase(); } public static boolean isEmpty(String str) { return str == null || "".equals(str.trim()); } public static boolean isNotEmpty(String str) { return str != null && !str.trim().isEmpty(); } public static String string(Object obj) { if (obj == null) { return ""; } return obj.toString(); } /** * 当obj为null或为""，初始化"0"; * * @param obj * @return */ public static String initStr(String obj) { if (obj == null || "".equals(obj.trim())) { obj = "0"; } return obj; } /** * 获取文件扩展名 * * @param fileName * @return */ public static String getExtention(String fileName) { int pos = fileName.lastIndexOf("."); if (pos > -1) { return fileName.substring(pos + 1); } return ""; } /** * 首字母大写 * * @param str */ public static String UpperHeadLetter(String str) { return str.substring(0, 1).toUpperCase() + str.substring(1); } /** * 首字母小写...驼峰命名法 * * @param str */ public static String lowerHeadLetter(String str) { return str.substring(0, 1).toLowerCase() + str.substring(1); } /** * 编码转换 * * @param fileName * @return */ public static String toUtf8String(String fileName) { StringBuffer sb = new StringBuffer(); for (int i = 0; i < fileName.length(); i++) { char c = fileName.charAt(i); if (c >= 0 && c <= 255) { sb.append(c); } else { byte[] b; try { b = Character.toString(c).getBytes("UTF-8"); } catch (Exception ex) { b = new byte[0]; } for (int j = 0; j < b.length; j++) { int k = b[j]; if (k < 0) k += 256; sb.append("%" + Integer.toHexString(k).toUpperCase()); } } } return sb.toString(); } /** * 将小写数字转换为大些 (支持二位数正常) */ public static String toUpperDigit(String original) { String[] arrUnit = { "", "十", "百", "千", "万" }; // 计量单位 String[] arrNum = { "", "一", "二", "三", "四", "五", "六", "七", "八", "九" }; // 大写数字 String[] strNum = original.split("|"); int nNumCount = strNum.length - 2; String present = ""; for (int i = 0; i < strNum.length; i++) { if (strNum[i] != null && !"".equals(strNum[i])) { int n = Integer.parseInt(strNum[i]); switch (n) { case 0: present += arrNum[n] + "" + arrUnit[nNumCount--]; break; case 1: present += arrNum[n] + "" + arrUnit[nNumCount--]; break; case 2: present += arrNum[n] + "" + arrUnit[nNumCount--]; break; case 3: present += arrNum[n] + "" + arrUnit[nNumCount--]; break; case 4: present += arrNum[n] + "" + arrUnit[nNumCount--]; break; case 5: present += arrNum[n] + "" + arrUnit[nNumCount--]; break; case 6: present += arrNum[n] + "" + arrUnit[nNumCount--]; break; case 7: present += arrNum[n] + "" + arrUnit[nNumCount--]; break; case 8: present += arrNum[n] + "" + arrUnit[nNumCount--]; break; case 9: present += arrNum[n] + "" + arrUnit[nNumCount--]; break; } } } return present; } /** * 转化HTML标记 Add comments here. * * @param content * @return */ public static String formatHTMLTag(String content) { content = content.replaceAll("<", "&lt;"); content = content.replaceAll(">", "&gt;"); return content; } public static boolean hasLength(CharSequence str) { return ((str != null) && (str.length() > 0)); } public static boolean hasLength(String str) { return ((str != null) && !str.isEmpty() && (str.length() > 0)); } public static boolean hasText(CharSequence str) { if (!(hasLength(str))) { return false; } int strLen = str.length(); for (int i = 0; i < strLen; ++i) { if (!(Character.isWhitespace(str.charAt(i)))) { return true; } } return false; } public static boolean hasText(String str) { return isNotEmpty(str); } public static boolean containsWhitespace(CharSequence str) { if (!(hasLength(str))) { return false; } int strLen = str.length(); for (int i = 0; i < strLen; ++i) { if (Character.isWhitespace(str.charAt(i))) { return true; } } return false; } public static boolean containsWhitespace(String str) { return containsWhitespace((CharSequence) str); } public static String trimWhitespace(String str) { if (!(hasLength(str))) { return str; } StringBuilder sb = new StringBuilder(str); do { sb.deleteCharAt(0); if (sb.length() <= 0) break; } while (Character.isWhitespace(sb.charAt(0))); while ((sb.length() > 0) && (Character.isWhitespace(sb.charAt(sb.length() - 1)))) { sb.deleteCharAt(sb.length() - 1); } return sb.toString(); } public static String trimAllWhitespace(String str) { if (!(hasLength(str))) { return str; } StringBuilder sb = new StringBuilder(str); int index = 0; while (sb.length() > index) { if (Character.isWhitespace(sb.charAt(index))) { sb.deleteCharAt(index); } else { ++index; } } return sb.toString(); } public static String trimLeadingWhitespace(String