汉字得出对应的拼音 通过拼音查找map中的汉字及逆向map多个装成list

需要用到Pingyin4j.jar

import net.sourceforge.pinyin4j.PinyinHelper; 
import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType;
import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;
import net.sourceforge.pinyin4j.format.HanyuPinyinToneType;
import net.sourceforge.pinyin4j.format.HanyuPinyinVCharType;
    
    
public class Pingyin { 
/** 
　　* 将汉字转换为全拼 
　　* 
　　* @param src 
　　* @return String 
　　*/
public static String getPinYin(String src) { 
char[] t1 = null; 
t1 = src.toCharArray(); 
// System.out.println(t1.length); 
String[] t2 = new String[t1.length]; 
// System.out.println(t2.length); 
// 配置汉字拼音输出的名目 
HanyuPinyinOutputFormat t3 = new HanyuPinyinOutputFormat(); 
t3.setCaseType(HanyuPinyinCaseType.LOWERCASE); 
t3.setToneType(HanyuPinyinToneType.WITHOUT_TONE); 
t3.setVCharType(HanyuPinyinVCharType.WITH_V); 
String t4 = ""; 
int t0 = t1.length; 
try { 
for (int i = 0; i < t0; i++) { 
// 判定是否为汉字字符 
// System.out.println(t1[i]); 
if (Character.toString(t1[i]).matches("[\\u4E00-\\u9FA5]+")) {
t2 = PinyinHelper.toHanyuPinyinStringArray(t1[i], t3);// 将汉字的几种全拼都存到t2数组中 
t4 += t2[0];// 取出该汉字全拼的第一种读音并毗连到字符串t4后 
} else { 
// 假如不是汉字字符，直接取出字符并毗连到字符串t4后 
t4 += Character.toString(t1[i]);
}
}
} catch (Exception e) { 
// TODO Auto-generated catch block 
e.printStackTrace(); 
}
return t4; 
} 
/** 
　　* 提取每个汉字的首字母 
　　* @param str 
　　* @return String 
*/
public static String getPingYinHeadChar(String str) {
String convert = ""; 
for (int j = 0; j < str.length(); j++) { 
char word = str.charAt(j); 
//提取汉字的首字母 
String[] pinyinArray = PinyinHelper.toHanyuPinyinStringArray(word, null);
if (pinyinArray != null) { 
convert += pinyinArray[0].charAt(0); 
}
else { 
convert += word; 
}
}
return convert;
}
/** 
* 将字符串转换成ASCII码 
* @param cnStr 
* @return String 
*/
public static String getCnASCII(String cnStr) { 
StringBuffer strBuf = new StringBuffer(); 
//将字符串转换成字节序列 
byte[] bGBK = cnStr.getBytes(); 
for (int i = 0; i < bGBK.length; i++) { 
// System.out.println(Integer.toHexString(bGBK[i] & 0xff)); 
//将每个字符转换成ASCII码 
strBuf.append(Integer.toHexString(bGBK[i] & 0xff)); 
}
return strBuf.toString(); 
} 
public static void main(String[] args) {
String cnStr = "中华人民共和国";
System.out.println(getPinYin(cnStr));
System.out.println(getCnASCII(cnStr));
System.out.println(getPingYinHeadChar(cnStr)); 
    
}
    
}

通过拼音查找map中的汉字

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Scanner;
import java.util.Set;
import java.util.Map.Entry;
    
    
public class AlphaFindWord {
    
    
/**
* @param args
*/
@SuppressWarnings("unchecked")
public static void main(String[] args) {
Map<String, String> map=new HashMap<String,String>();
map.put("张开","ZK");
map.put("占狂", "ZK");
map.put("刘德华","LDH");
map.put("张学友", "ZXY");
map.put("王力宏", "WLH");
map.put("邓紫棋", "DZQ");
    
map.put("舒畅", "SC");
    
Map<String,List> map2=new HashMap<String,List>();
Set set=map.entrySet();
Iterator it=set.iterator();
while (it.hasNext()) {
Map.Entry<String,String> entry=(Entry<String, String>) it.next();
    
List lst=map2.get(entry.getValue());
    
if (lst==null) {
lst=new ArrayList();
map2.put(entry.getValue(),lst);
}
lst.add(entry.getKey());
}
while (true) {
Scanner scanner=new Scanner(System.in);
String str=scanner.nextLine();
System.out.println(map2.get(str));
if (str.equals("exit")) {
break;
}
}
    
}
    
    
}