网上有很多汉字排序但是都有小BUG,这里参考了pinyin4j,修复了BUG
一、首先引jar包
<dependency>
<groupId></groupId>
<artifactId>pinyin4j</artifactId>
<version>2.5.0</version>
</dependency>
二、下面代码是个工具类,直接使用即可
package ;
import ;
import ;
import ;
import ;
import ;
import .;
import .;
import .;
import .;
import .;
import ;
/**
* 汉字拼音工具
*
* @author lxy
*/
public class PinyinSortUtil {
/**
* 将传入的list,按汉字首字母排序,汉字串会转换成首字母串
* 如果有英文直接是英文,有符号会自动忽略
*
* @param list 集合list
* @param sortName 需要排序的属性名称
* @return
*/
public static <T> List<T> sortListByFstSpell(List<T> list, String sortName) {
(list, new Comparator<T>() {
@Override
public int compare(T t1, T t2) {
try {
Field field1 = ().getDeclaredField(sortName);
(true);
Field field2 = ().getDeclaredField(sortName);
(true);
String s1 = ((String) (t1));
String s2 = ((String) (t2));
if ((s2) > 0) {
return 1;
} else {
return -1;
}
} catch (Exception e) {
();
return 0;
}
}
});// new Comparator() 根据需求定义排序 ;
return list;
}
/**
* 获取汉字串拼音首字母,英文字符不变
*
* @param chinese
* @return
*/
public static String getFirstSpell(String chinese) {
StringBuffer pybf = new StringBuffer();
char[] arr = ();
HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
();
(HanyuPinyinToneType.WITHOUT_TONE);
for (int i = 0; i < ; i++) {
if (arr[i] > 128) {
try {
String[] temp = (
arr[i], defaultFormat);
if (temp != null) {
(temp[0].charAt(0));
}
} catch (BadHanyuPinyinOutputFormatCombination e) {
();
}
} else {
(arr[i]);
}
}
return ().replaceAll("\\W", "").trim();
}
/**
* 将汉字转换成拼音
*
* @param hanzi
* @param separator
* @return
*/
@SuppressWarnings("deprecation")
public static String hanziToPinyin(String hanzi, String separator) {
// 创建汉语拼音处理类
HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
// 输出设置,大小写,音标方式
();
(HanyuPinyinToneType.WITHOUT_TONE);
String pinyingStr = "";
try {
pinyingStr = (hanzi, defaultFormat, separator);
} catch (BadHanyuPinyinOutputFormatCombination e) {
();
}
return pinyingStr;
}
/**
* @param args
* @throws NoSuchFieldException
* @throws SecurityException
*/
public static void main(String[] args) throws Exception {
List<CompanyResultVo> list = new ArrayList<CompanyResultVo>();
CompanyResultVo u = new CompanyResultVo();
(21L);
("中s建设吧");
(u);
u = new CompanyResultVo();
("中国建设吧");
(18L);
(u);
u = new CompanyResultVo();
("啊啊啊啊啊");
(25L);
(u);
u = new CompanyResultVo();
("啊啊啊啊");
(89L);
(u);
for (CompanyResultVo user : list) {
(());
}
sortListByFstSpell(list, "companyName");
("排序后!!!!!!!!!");
for (CompanyResultVo user : list) {
(());
}
}
}