java 中文转拼音、取出首字母、转换手机按键数

java 中文转拼音、取出首字母、转换手机按键数：

(1)、需要pinying4j.jar包。

(2)、代码：

import java.util.HashMap;
import java.util.Map;

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;
import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination;

public class CnToSpell {
    /**
     * 将汉字转换为全拼(大写)
     * @param src
     * @return
     */
    public static String getPingYin(String src) {

        char[] t1 = null;
        t1 = src.toCharArray();
        String[] t2 = new String[t1.length];
        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++) {
                // 判断是否为汉字字符
                if (java.lang.Character.toString(t1[i]).matches(
                        "[\\u4E00-\\u9FA5]+")) {
                    t2 = PinyinHelper.toHanyuPinyinStringArray(t1[i], t3);
                    //System.out.println("---" + t2[0].toUpperCase()+"----"+t1[i]);
                    //t4 += t2[0];
                    t4 += t2[0].toUpperCase() + t1[i];
                } else
                    t4 += java.lang.Character.toString(t1[i]);
            }
            // System.out.println(t4);
            return t4;
        } catch (BadHanyuPinyinOutputFormatCombination e1) {
            e1.printStackTrace();
        }
        return t4;
    }
    
    /**
     * 返回中文的首字母
     * @param str
     * @return
     */
    public static String getPinYinHeadChar(String str) {
        String temp = "";
        String demo = "";
        String convert = "";
        for (int j = 0; j < str.length(); j++) {
            char word = str.charAt(j);
            String[] pinyinArray = PinyinHelper.toHanyuPinyinStringArray(word);
            if (pinyinArray != null) {
                convert += pinyinArray[0].charAt(0);
            } else {
                convert += word;
            }
        }
        for(int i=0;i<convert.length();i++){//convert目前为小写首字母,下面是将小写首字母转化为大写
            if(convert.charAt(i)>='a' && convert.charAt(i)<='z'){
                temp=convert.substring(i,i+1).toUpperCase();
                demo += temp;
            }
        }
        return demo;
    }
    
    /**
     * 将字符串转移为ASCII码
     * @param cnStr
     * @return
     */
    public static String getCnASCII(String cnStr) {
        StringBuffer strBuf = new StringBuffer();
        byte[] bGBK = cnStr.getBytes();
        for (int i = 0; i < bGBK.length; i++) {
            // System.out.println(Integer.toHexString(bGBK[i]&0xff));
            strBuf.append(Integer.toHexString(bGBK[i] & 0xff));
        }
        return strBuf.toString();
    }
    
    /**
     * 拼音转手机按键数
     * @param cnStr
     * @return
     */
    public static String getPinYinToKeypad(String cnStr){
    	
    	char[] t1 = null;
        t1 = cnStr.toCharArray();
        String[] t2 = new String[t1.length];
        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++) {
                // 判断是否为汉字字符
                if (java.lang.Character.toString(t1[i]).matches(
                        "[\\u4E00-\\u9FA5]+")) {
                    t2 = PinyinHelper.toHanyuPinyinStringArray(t1[i], t3);
                    String pinying = t2[0];
                   // System.out.println("-----" + pinying.length());
                    String num = "";
                    for(int j=0;j<pinying.length();j++){
                    	//System.out.println("=====" + t2[0].charAt(j));
                    	//System.out.println("+++++" + getCnNum(String.valueOf(t2[0].charAt(j))));
                    	num += getCnNum(String.valueOf(t2[0].charAt(j)));
                    }
                    t4 += num + " ";
                } else if(java.lang.Character.toString(t1[i]).matches(
                	"[a-zA-Z]+")){
                	
                	String pinying = java.lang.Character.toString(t1[i]).toLowerCase();
                    t4 += getCnNum(String.valueOf(pinying));
                    
                }else{
                	t4 += java.lang.Character.toString(t1[i]);
                }
            }
            return t4;
        } catch (BadHanyuPinyinOutputFormatCombination e1) {
            e1.printStackTrace();
        }
        return t4;
    }
    
    public static String getCnNum(String str){
    	
    	Map map = new HashMap();
    	map.put("a", 2);
    	map.put("b", 2);
    	map.put("c", 2);
    	map.put("d", 3);
    	map.put("e", 3);
    	map.put("f", 3);
    	map.put("g", 4);
    	map.put("h", 4);
    	map.put("i", 4);
    	map.put("j", 5);
    	map.put("k", 5);
    	map.put("l", 5);
    	map.put("m", 6);
    	map.put("n", 6);
    	map.put("o", 6);
    	map.put("p", 7);
    	map.put("q", 7);
    	map.put("r", 7);
    	map.put("s", 7);
    	map.put("t", 8);
    	map.put("u", 8);
    	map.put("v", 8);
    	map.put("w", 9);
    	map.put("x", 9);
    	map.put("y", 9);
    	map.put("z", 9);
    	
    	return String.valueOf(map.get(str));
    }

    public static void main(String[] args) {

        String cnStr = "姓名";
        System.out.println(getPingYin(cnStr));
        System.out.println(getPinYinHeadChar(cnStr));
        System.out.println(getPinYinToKeypad(cnStr));
    }
}