汉字转拼音工具

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.exception.BadHanyuPinyinOutputFormatCombination;
 
 
/**
 * 汉字转化为拼音的工具类
 *
 */
public class PinyinTool {
    
    HanyuPinyinOutputFormat format = null;
    
    public static enum Type {
        UPPERCASE,              //全部大写
        LOWERCASE,              //全部小写
        FIRSTUPPER              //首字母大写
    }
 
    public PinyinTool(){
        format = new HanyuPinyinOutputFormat();
        format.setCaseType(HanyuPinyinCaseType.LOWERCASE);
        format.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
    }

    public PinyinTool(HanyuPinyinCaseType cType,HanyuPinyinToneType tType){
        format = new HanyuPinyinOutputFormat();
        format.setCaseType(cType);
        format.setToneType(tType);
    }
    
    public String toPinYin(String str) throws BadHanyuPinyinOutputFormatCombination{
        return toPinYin(str, "", Type.LOWERCASE);
    }
 
    public String toPinYin(String str,Type type) throws BadHanyuPinyinOutputFormatCombination{
        return toPinYin(str, "", type);
    }
    
    public String toPinYin(String str,String spera) throws BadHanyuPinyinOutputFormatCombination{
        return toPinYin(str, spera, Type.LOWERCASE);
    }
 
    /**
     * 将str转换成拼音，如果不是汉字或者没有对应的拼音，则不作转换
     * @param str：要转化的汉字
     * @param spera：转化结果的分割符
     * @return
     * @throws BadHanyuPinyinOutputFormatCombination
     */
    public String toPinYin(String str, String spera, Type type) throws BadHanyuPinyinOutputFormatCombination {
        if(str == null || str.trim().length()==0)
            return "";
        if(type == Type.UPPERCASE)
            format.setCaseType(HanyuPinyinCaseType.UPPERCASE);
        else
            format.setCaseType(HanyuPinyinCaseType.LOWERCASE);
 
        String py = "";
        String temp = "";
        String[] t;
        for(int i=0;i<str.length();i++){
            char c = str.charAt(i);
            if((int)c <= 128)
                py += c;
            else{
                t = PinyinHelper.toHanyuPinyinStringArray(c, format);
                if(t == null)
                    py += c;
                else{
                    temp = t[0];
                    if(type == Type.FIRSTUPPER)
                        temp = t[0].toUpperCase().charAt(0)+temp.substring(1);
                    py += temp+(i==str.length()-1?"":spera);
                }
            }
        }
        return py.trim();
    }
    
    public static void main(String[] args) {
        try {
            System.out.println(new PinyinTool().toPinYin("中共中央"));
        } catch (BadHanyuPinyinOutputFormatCombination e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
    
}

gradle引入：

compile 'com.belerweb:pinyin4j:2.5.0'

maven引入：<dependency><groupId>com.belerweb</groupId><artifactId>pinyin4j</artifactId><version>2.5.0</version></dependency>

jar下载地址：http://mvnrepository.com/artifact/com.belerweb/pinyin4j/2.5.0

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 HanyuPinyinHelper {

    /** 
     * 将文字转为汉语拼音
     * @param chineselanguage 要转成拼音的中文
     */
    public String toHanyuPinyin(String ChineseLanguage){
        char[] cl_chars = ChineseLanguage.trim().toCharArray();
        String hanyupinyin = "";
        HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
        defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);// 输出拼音全部小写
        defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);// 不带声调
        defaultFormat.setVCharType(HanyuPinyinVCharType.WITH_V) ;
        try {
            for (int i=0; i<cl_chars.length; i++){
                if (String.valueOf(cl_chars[i]).matches("[\u4e00-\u9fa5]+")){// 如果字符是中文,则将中文转为汉语拼音
                    hanyupinyin += PinyinHelper.toHanyuPinyinStringArray(cl_chars[i], defaultFormat)[0];
                } else {// 如果字符不是中文,则不转换
                    hanyupinyin += cl_chars[i];
                }
            }
        } catch (BadHanyuPinyinOutputFormatCombination e) {
            System.out.println("字符不能转成汉语拼音");
        }
        return hanyupinyin;
    }
    
    public static String getFirstLettersUp(String ChineseLanguage){
        return getFirstLetters(ChineseLanguage ,HanyuPinyinCaseType.UPPERCASE);
    }
    
    public static String getFirstLettersLo(String ChineseLanguage){
        return getFirstLetters(ChineseLanguage ,HanyuPinyinCaseType.LOWERCASE);
    }
    
    public static String getFirstLetters(String ChineseLanguage,HanyuPinyinCaseType caseType) {
        char[] cl_chars = ChineseLanguage.trim().toCharArray();
        String hanyupinyin = "";
        HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
        defaultFormat.setCaseType(caseType);// 输出拼音全部大写
        defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);// 不带声调
        try {
            for (int i = 0; i < cl_chars.length; i++) {
                String str = String.valueOf(cl_chars[i]);
                if (str.matches("[\u4e00-\u9fa5]+")) {// 如果字符是中文,则将中文转为汉语拼音,并取第一个字母
                    hanyupinyin += PinyinHelper.toHanyuPinyinStringArray(cl_chars[i], defaultFormat)[0].substring(0, 1);
                } else if (str.matches("[0-9]+")) {// 如果字符是数字,取数字
                    hanyupinyin += cl_chars[i];
                } else if (str.matches("[a-zA-Z]+")) {// 如果字符是字母,取字母
                    hanyupinyin += cl_chars[i];
                } else {// 否则不转换
                    hanyupinyin += cl_chars[i];//如果是标点符号的话，带着
                }
            }
        } catch (BadHanyuPinyinOutputFormatCombination e) {
            System.out.println("字符不能转成汉语拼音");
        }
        return hanyupinyin;
    }
    
    public static String getPinyinString(String ChineseLanguage){
        char[] cl_chars = ChineseLanguage.trim().toCharArray();
        String hanyupinyin = "";
        HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
        defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);// 输出拼音全部大写
        defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);// 不带声调
        try {
            for (int i = 0; i < cl_chars.length; i++) {
                String str = String.valueOf(cl_chars[i]);
                if (str.matches("[\u4e00-\u9fa5]+")) {// 如果字符是中文,则将中文转为汉语拼音,并取第一个字母
                    hanyupinyin += PinyinHelper.toHanyuPinyinStringArray(
                            cl_chars[i], defaultFormat)[0];
                } else if (str.matches("[0-9]+")) {// 如果字符是数字,取数字
                    hanyupinyin += cl_chars[i];
                } else if (str.matches("[a-zA-Z]+")) {// 如果字符是字母,取字母

                    hanyupinyin += cl_chars[i];
                } else {// 否则不转换
                }
            }
        } catch (BadHanyuPinyinOutputFormatCombination e) {
            System.out.println("字符不能转成汉语拼音");
        }
        return hanyupinyin;
    }
    /**
     * 取第一个汉字的第一个字符
    * @Title: getFirstLetter 
    * @Description: TODO 
    * @return String   
    * @throws
     */
    public static String getFirstLetter(String ChineseLanguage){
        char[] cl_chars = ChineseLanguage.trim().toCharArray();
        String hanyupinyin = "";
        HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
        defaultFormat.setCaseType(HanyuPinyinCaseType.UPPERCASE);// 输出拼音全部大写
        defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);// 不带声调
        try {
            String str = String.valueOf(cl_chars[0]);
            if (str.matches("[\u4e00-\u9fa5]+")) {// 如果字符是中文,则将中文转为汉语拼音,并取第一个字母
                hanyupinyin = PinyinHelper.toHanyuPinyinStringArray(
                cl_chars[0], defaultFormat)[0].substring(0, 1);;
            } else if (str.matches("[0-9]+")) {// 如果字符是数字,取数字
                hanyupinyin += cl_chars[0];
            } else if (str.matches("[a-zA-Z]+")) {// 如果字符是字母,取字母

                hanyupinyin += cl_chars[0];
            } else {// 否则不转换

            }
        } catch (BadHanyuPinyinOutputFormatCombination e) {
            System.out.println("字符不能转成汉语拼音");
        }
        return hanyupinyin;
    }
    
    public static void main(String[] args) {
        HanyuPinyinHelper hanyuPinyinHelper = new HanyuPinyinHelper() ;

    }
}