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k18-ntcs-web-argus-service/src/main/java/com/nis/util/CamelUnderlineUtil.java
2018-10-18 19:19:59 +08:00

55 lines
1.2 KiB
Java

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