53 lines
1.1 KiB
Java
53 lines
1.1 KiB
Java
/**
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*
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*/
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package com.nis.util;
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/**
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* @ClassName:CamelUnderlineUtil
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* @Description:TODO(这里用一句话描述这个类的作用)
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* @author (zdx)
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* @date 2018年5月25日 下午4:44:54
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* @version V1.0
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*/
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public class CamelUnderlineUtil {
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private static final char UNDERLINE ='_';
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public static String camelToUnderline(String param) {
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if (StringUtil.isEmpty(param)) {
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return "";
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}
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StringBuilder sb = new StringBuilder();
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int len = param.length();
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for (int i = 0; i < len; i++) {
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char c = param.charAt(i);
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if (Character.isUpperCase(c)) {
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sb.append(UNDERLINE);
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sb.append(Character.toLowerCase(c));
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} else {
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sb.append(c);
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}
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}
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return sb.toString();
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}
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public static String underlineToCamel(String param){
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if (StringUtil.isEmpty(param)) {
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return "";
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}
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StringBuilder sb = new StringBuilder();
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int len = param.length();
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for (int i = 0; i < len; i++) {
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char c = param.charAt(i);
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if (c==UNDERLINE) {
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if(++i<len){
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sb.append(Character.toUpperCase(param.charAt(i)));
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}
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} else {
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sb.append(c);
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}
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}
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return sb.toString();
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}
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}
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