Java Code Examples for com.ruoyi.common.utils.StringUtils#isEmpty()
The following examples show how to use
com.ruoyi.common.utils.StringUtils#isEmpty() .
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Example 1
Source File: Convert.java From ruoyiplus with MIT License | 6 votes |
/** * 转换为Integer数组<br> * * @param split 分隔符 * @param split 被转换的值 * @return 结果 */ public static Integer[] toIntArray(String split, String str) { if (StringUtils.isEmpty(str)) { return new Integer[] {}; } String[] arr = str.split(split); final Integer[] ints = new Integer[arr.length]; for (int i = 0; i < arr.length; i++) { final Integer v = toInt(arr[i], 0); ints[i] = v; } return ints; }
Example 2
Source File: PermissionService.java From RuoYi-Vue with MIT License | 6 votes |
/** * 验证用户是否具有以下任意一个角色 * * @param roles 以 ROLE_NAMES_DELIMETER 为分隔符的角色列表 * @return 用户是否具有以下任意一个角色 */ public boolean hasAnyRoles(String roles) { if (StringUtils.isEmpty(roles)) { return false; } LoginUser loginUser = tokenService.getLoginUser(ServletUtils.getRequest()); if (StringUtils.isNull(loginUser) || CollectionUtils.isEmpty(loginUser.getUser().getRoles())) { return false; } for (String role : roles.split(ROLE_DELIMETER)) { if (hasRole(role)) { return true; } } return false; }
Example 3
Source File: Convert.java From supplierShop with MIT License | 6 votes |
/** * 转换为Number<br> * 如果给定的值为空,或者转换失败,返回默认值<br> * 转换失败不会报错 * * @param value 被转换的值 * @param defaultValue 转换错误时的默认值 * @return 结果 */ public static Number toNumber(Object value, Number defaultValue) { if (value == null) { return defaultValue; } if (value instanceof Number) { return (Number) value; } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { return NumberFormat.getInstance().parse(valueStr); } catch (Exception e) { return defaultValue; } }
Example 4
Source File: PageDomain.java From ruoyiplus with MIT License | 5 votes |
public String getOrderBy() { if (StringUtils.isEmpty(orderByColumn)) { return ""; } return StringUtils.toUnderScoreCase(orderByColumn) + " " + isAsc; }
Example 5
Source File: Convert.java From supplierShop with MIT License | 5 votes |
/** * 转换为BigDecimal<br> * 如果给定的值为空,或者转换失败,返回默认值<br> * 转换失败不会报错 * * @param value 被转换的值 * @param defaultValue 转换错误时的默认值 * @return 结果 */ public static BigDecimal toBigDecimal(Object value, BigDecimal defaultValue) { if (value == null) { return defaultValue; } if (value instanceof BigDecimal) { return (BigDecimal) value; } if (value instanceof Long) { return new BigDecimal((Long) value); } if (value instanceof Double) { return new BigDecimal((Double) value); } if (value instanceof Integer) { return new BigDecimal((Integer) value); } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { return new BigDecimal(valueStr); } catch (Exception e) { return defaultValue; } }
Example 6
Source File: Convert.java From RuoYi-Vue with MIT License | 5 votes |
/** * 转换为double<br> * 如果给定的值为空,或者转换失败,返回默认值<br> * 转换失败不会报错 * * @param value 被转换的值 * @param defaultValue 转换错误时的默认值 * @return 结果 */ public static Double toDouble(Object value, Double defaultValue) { if (value == null) { return defaultValue; } if (value instanceof Double) { return (Double) value; } if (value instanceof Number) { return ((Number) value).doubleValue(); } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { // 支持科学计数法 return new BigDecimal(valueStr.trim()).doubleValue(); } catch (Exception e) { return defaultValue; } }
Example 7
Source File: Convert.java From ruoyiplus with MIT License | 5 votes |
/** * 转换为int<br> * 如果给定的值为空,或者转换失败,返回默认值<br> * 转换失败不会报错 * * @param value 被转换的值 * @param defaultValue 转换错误时的默认值 * @return 结果 */ public static Integer toInt(Object value, Integer defaultValue) { if (value == null) { return defaultValue; } if (value instanceof Integer) { return (Integer) value; } if (value instanceof Number) { return ((Number) value).intValue(); } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { return Integer.parseInt(valueStr.trim()); } catch (Exception e) { return defaultValue; } }
Example 8
Source File: Convert.java From RuoYi-Vue with MIT License | 5 votes |
/** * 转换为Short<br> * 如果给定的值为<code>null</code>,或者转换失败,返回默认值<br> * 转换失败不会报错 * * @param value 被转换的值 * @param defaultValue 转换错误时的默认值 * @return 结果 */ public static Short toShort(Object value, Short defaultValue) { if (value == null) { return defaultValue; } if (value instanceof Short) { return (Short) value; } if (value instanceof Number) { return ((Number) value).shortValue(); } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { return Short.parseShort(valueStr.trim()); } catch (Exception e) { return defaultValue; } }
Example 9
Source File: Convert.java From ruoyiplus with MIT License | 5 votes |
/** * 转换为Enum对象<br> * 如果给定的值为空,或者转换失败,返回默认值<br> * * @param clazz Enum的Class * @param value 值 * @param defaultValue 默认值 * @return Enum */ public static <E extends Enum<E>> E toEnum(Class<E> clazz, Object value, E defaultValue) { if (value == null) { return defaultValue; } if (clazz.isAssignableFrom(value.getClass())) { @SuppressWarnings("unchecked") E myE = (E) value; return myE; } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { return Enum.valueOf(clazz, valueStr); } catch (Exception e) { return defaultValue; } }
Example 10
Source File: Convert.java From ruoyiplus with MIT License | 5 votes |
/** * 转换为Short<br> * 如果给定的值为<code>null</code>,或者转换失败,返回默认值<br> * 转换失败不会报错 * * @param value 被转换的值 * @param defaultValue 转换错误时的默认值 * @return 结果 */ public static Short toShort(Object value, Short defaultValue) { if (value == null) { return defaultValue; } if (value instanceof Short) { return (Short) value; } if (value instanceof Number) { return ((Number) value).shortValue(); } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { return Short.parseShort(valueStr.trim()); } catch (Exception e) { return defaultValue; } }
Example 11
Source File: Convert.java From RuoYi-Vue with MIT License | 5 votes |
/** * 转换为long<br> * 如果给定的值为空,或者转换失败,返回默认值<br> * 转换失败不会报错 * * @param value 被转换的值 * @param defaultValue 转换错误时的默认值 * @return 结果 */ public static Long toLong(Object value, Long defaultValue) { if (value == null) { return defaultValue; } if (value instanceof Long) { return (Long) value; } if (value instanceof Number) { return ((Number) value).longValue(); } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { // 支持科学计数法 return new BigDecimal(valueStr.trim()).longValue(); } catch (Exception e) { return defaultValue; } }
Example 12
Source File: Convert.java From ruoyiplus with MIT License | 5 votes |
/** * 转换为long<br> * 如果给定的值为空,或者转换失败,返回默认值<br> * 转换失败不会报错 * * @param value 被转换的值 * @param defaultValue 转换错误时的默认值 * @return 结果 */ public static Long toLong(Object value, Long defaultValue) { if (value == null) { return defaultValue; } if (value instanceof Long) { return (Long) value; } if (value instanceof Number) { return ((Number) value).longValue(); } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { // 支持科学计数法 return new BigDecimal(valueStr.trim()).longValue(); } catch (Exception e) { return defaultValue; } }
Example 13
Source File: Convert.java From ruoyiplus with MIT License | 5 votes |
/** * 转换为BigDecimal<br> * 如果给定的值为空,或者转换失败,返回默认值<br> * 转换失败不会报错 * * @param value 被转换的值 * @param defaultValue 转换错误时的默认值 * @return 结果 */ public static BigDecimal toBigDecimal(Object value, BigDecimal defaultValue) { if (value == null) { return defaultValue; } if (value instanceof BigDecimal) { return (BigDecimal) value; } if (value instanceof Long) { return new BigDecimal((Long) value); } if (value instanceof Double) { return new BigDecimal((Double) value); } if (value instanceof Integer) { return new BigDecimal((Integer) value); } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { return new BigDecimal(valueStr); } catch (Exception e) { return defaultValue; } }
Example 14
Source File: Convert.java From RuoYi-Vue with MIT License | 5 votes |
/** * 转换为Float<br> * 如果给定的值为空,或者转换失败,返回默认值<br> * 转换失败不会报错 * * @param value 被转换的值 * @param defaultValue 转换错误时的默认值 * @return 结果 */ public static Float toFloat(Object value, Float defaultValue) { if (value == null) { return defaultValue; } if (value instanceof Float) { return (Float) value; } if (value instanceof Number) { return ((Number) value).floatValue(); } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { return Float.parseFloat(valueStr.trim()); } catch (Exception e) { return defaultValue; } }
Example 15
Source File: Convert.java From RuoYi-Vue with MIT License | 5 votes |
/** * 转换为BigInteger<br> * 如果给定的值为空,或者转换失败,返回默认值<br> * 转换失败不会报错 * * @param value 被转换的值 * @param defaultValue 转换错误时的默认值 * @return 结果 */ public static BigInteger toBigInteger(Object value, BigInteger defaultValue) { if (value == null) { return defaultValue; } if (value instanceof BigInteger) { return (BigInteger) value; } if (value instanceof Long) { return BigInteger.valueOf((Long) value); } final String valueStr = toStr(value, null); if (StringUtils.isEmpty(valueStr)) { return defaultValue; } try { return new BigInteger(valueStr); } catch (Exception e) { return defaultValue; } }
Example 16
Source File: BaseException.java From supplierShop with MIT License | 5 votes |
@Override public String getMessage() { String message = null; if (!StringUtils.isEmpty(code)) { message = MessageUtils.message(code, args); } if (message == null) { message = defaultMessage; } return message; }
Example 17
Source File: CaptchaValidateFilter.java From supplierShop with MIT License | 5 votes |
public boolean validateResponse(HttpServletRequest request, String validateCode) { Object obj = ShiroUtils.getSession().getAttribute(Constants.KAPTCHA_SESSION_KEY); String code = String.valueOf(obj != null ? obj : ""); if (StringUtils.isEmpty(validateCode) || !validateCode.equalsIgnoreCase(code)) { return false; } return true; }
Example 18
Source File: StoreGoodsController.java From supplierShop with MIT License | 4 votes |
@PostMapping("/saveSpecAttr") @ResponseBody public AjaxResult saveSpecAttr(HttpServletRequest request){ //获取所有表单参数 Enumeration<String> paramNames = request.getParameterNames(); Map<String,Map<String,String>> specDataMap = new HashMap<>(); Map<String,String> attrDataMap = new HashMap<>(); Map<String,String> tmpMap = null; String goodsId = request.getParameter("goodsId"); String goodsType = request.getParameter("type_id"); if(StringUtils.isEmpty(goodsId) || Integer.valueOf(goodsId) == 0){ return AjaxResult.error("参数有误"); } if(StringUtils.isEmpty(goodsType) || Integer.valueOf(goodsType) == 0){ return AjaxResult.error("请选择模型"); } //过滤参数 while (paramNames.hasMoreElements()) { String name = paramNames.nextElement(); String[] values = request.getParameterValues(name); if(values != null && values.length > 0){ StringBuilder builder = new StringBuilder(); for (int i = 0; i < values.length; i++) { builder.append(values[i]+" "); } //过滤规格组合新的规格数据集合 if(name.contains("item")){ String pattern = "item\\[(\\d+[_\\d+]*)]\\[([a-z]+_?[a-z]+)]"; //String pattern = "item\\[(\\d+_\\d+)]\\[([a-z]+_?[a-z]+)]"; Pattern r = Pattern.compile(pattern); Matcher m = r.matcher(name); if (m.find( )) { String keyOne = m.group(1).trim(); System.out.println("keyOne:"+keyOne); String keyTwo = m.group(2).trim(); System.out.println("keyTwo:"+keyTwo); String keyValue = builder.toString().trim(); if(!specDataMap.containsKey(keyOne)){ tmpMap = new HashMap<>(); } tmpMap.put(keyTwo,keyValue); specDataMap.put(keyOne,tmpMap); } } //过滤属性组合新的属性集合 if(name.contains("attr_")){ String pattern2= "attr_(\\d+)\\[]"; Pattern r2 = Pattern.compile(pattern2); Matcher m2 = r2.matcher(name); //System.out.println(name+" : "+builder.toString()); if (m2.find( )) { attrDataMap.put(m2.group(1),builder.toString().trim()); }else{ System.out.println("no"); } } } } if(specDataMap.isEmpty()){ return AjaxResult.error("请选择规格项目"); } if(attrDataMap.isEmpty()){ return AjaxResult.error("请填写商品属性"); } storeGoodsService.saveSpecAttr(specDataMap,attrDataMap,goodsId,goodsType); return AjaxResult.success("操作成功"); }
Example 19
Source File: JobInvokeUtil.java From RuoYi-Vue with MIT License | 4 votes |
/** * 获取method方法参数相关列表 * * @param invokeTarget 目标字符串 * @return method方法相关参数列表 */ public static List<Object[]> getMethodParams(String invokeTarget) { String methodStr = StringUtils.substringBetween(invokeTarget, "(", ")"); if (StringUtils.isEmpty(methodStr)) { return null; } String[] methodParams = methodStr.split(","); List<Object[]> classs = new LinkedList<>(); for (int i = 0; i < methodParams.length; i++) { String str = StringUtils.trimToEmpty(methodParams[i]); // String字符串类型,包含' if (StringUtils.contains(str, "'")) { classs.add(new Object[] { StringUtils.replace(str, "'", ""), String.class }); } // boolean布尔类型,等于true或者false else if (StringUtils.equals(str, "true") || StringUtils.equalsIgnoreCase(str, "false")) { classs.add(new Object[] { Boolean.valueOf(str), Boolean.class }); } // long长整形,包含L else if (StringUtils.containsIgnoreCase(str, "L")) { classs.add(new Object[] { Long.valueOf(StringUtils.replaceIgnoreCase(str, "L", "")), Long.class }); } // double浮点类型,包含D else if (StringUtils.containsIgnoreCase(str, "D")) { classs.add(new Object[] { Double.valueOf(StringUtils.replaceIgnoreCase(str, "D", "")), Double.class }); } // 其他类型归类为整形 else { classs.add(new Object[] { Integer.valueOf(str), Integer.class }); } } return classs; }
Example 20
Source File: EscapeUtil.java From RuoYi-Vue with MIT License | 4 votes |
/** * Escape解码 * * @param content 被转义的内容 * @return 解码后的字符串 */ public static String decode(String content) { if (StringUtils.isEmpty(content)) { return content; } StringBuilder tmp = new StringBuilder(content.length()); int lastPos = 0, pos = 0; char ch; while (lastPos < content.length()) { pos = content.indexOf("%", lastPos); if (pos == lastPos) { if (content.charAt(pos + 1) == 'u') { ch = (char) Integer.parseInt(content.substring(pos + 2, pos + 6), 16); tmp.append(ch); lastPos = pos + 6; } else { ch = (char) Integer.parseInt(content.substring(pos + 1, pos + 3), 16); tmp.append(ch); lastPos = pos + 3; } } else { if (pos == -1) { tmp.append(content.substring(lastPos)); lastPos = content.length(); } else { tmp.append(content.substring(lastPos, pos)); lastPos = pos; } } } return tmp.toString(); }