out.println(underlineToCamel("ss_cc")); } public static String underlineToCamel(String s) { if (s == null || !s.contains("_")){ return s; } StringBuffer sb = new StringBuffer(); //用来判断大写的标志 boolean nextUpperCase = false; for (int i = 0; i < s.length(); i++)...
下面是完整的Java代码实现: publicclassStringUtils{publicstaticStringunderlineToCamel(Stringinput){String[]words=input.split("_");StringfirstWord=words[0].substring(0,1).toLowerCase()+words[0].substring(1);for(inti=1;i<words.length;i++){words[i]=words[i].substring(0,1).toUpperCase()+words...
publicclassNamingUtils{// 下划线转驼峰的方法publicstaticStringunderlineToCamel(Stringvalue){if(value==null||value.isEmpty()){returnvalue;// 空值直接返回}StringBuilderresult=newStringBuilder();String[]parts=value.split("_");// 按下划线分割for(Stringpart:parts){if(result.length()==0){result.append...
String strAbc= underlineToCamel(str2);//下划线转驼峰:abcDefSystem.out.println("下划线化成驼峰 :" +strAbc); }//驼峰转下划线publicstaticString camelToUnderline(String param, Integer charType) {if(param ==null|| "".equals(param.trim())) {return""; }intlen =param.length(); StringBuilder ...
sb.append(Character.toLowerCase(c)); }else{ sb.append(c); } }returnsb.toString(); }/*** 下划线格式字符串转换为驼峰格式字符串 * *@paramparam *@return*/publicstaticString underlineToCamel(String param) {if(param ==null|| "".equals(param.trim())) {return""; ...
public @interface UnderlineToCamel { String value() default ""; } ``` 这个注解的作用是将字段名从下划线格式转换为驼峰格式。例如,如果字段名为`user_name`,则使用该注解后,它将被转换为`userName`。 使用该注解的示例代码如下: ```java public class User { @UnderlineToCamel("user_name") private St...
public static String underlineToCamel(String underlineStr) { // 实现代码 } } ``` 然后可以在其他地方直接调用`StringUtil`类的`underlineToCamel()`方法来实现下划线转驼峰的功能。 总结: 本文介绍了如何使用正则表达式在Java中实现下划线转驼峰的功能。通过编写正则表达式模式,并使用`Pattern`类和`Matcher`类进...
*/public static Object convertUnderlineToCamelCase(String str) {Object obj = JSON.parse(str);convert(obj);return obj;}public static void main(String[] args) {String json = "{\n" +" \"test\": [\n" +" {\n" +" \"self_auth\": {\n" +" \"a_id\": \"123\",\n" +" \"...
public static String parsingCamelCaseToUnderline(String params){char[] charArray = params.toCharArray();params = "";for (int i = 0; i < charArray.length; i++) {char c = charArray[i];if( i == 0 ){params += Character.toLowerCase(c);}else{params += (Character.isUpperCase(c) ?
(NamingStrategy.underline_to_camel); strategy.setColumnNaming(NamingStrategy.underline_to_camel); // strategy.setSuperEntityClass("com.baomidou.mybatisplus.samples.generator.common.BaseEntity"); strategy.setEntityLombokModel(true); // strategy.setSuperControllerClass("com.baomidou.mybatisplus.samples....