java实现大段中文转拼音首字母、拼音全拼_java 中文转字母

话不多说，上代码：

package cn.jiangshuai.personManage;
 
import java.util.Scanner;
 
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;
 
/**
 * 中文汉字转拼音工具类
 * @author JSYH
 *
 */
public class Main {
	public static void main(String[] args) {
//		System.out.println("中国 首字母大写："+toFirstChar("中国").toUpperCase());
//		System.out.println("中国 转成拼音："+toPinyin("中国"));
		StringBuilder sBuilder = new StringBuilder();
		System.out.println("请输入中文......");
		Scanner inScanner = new Scanner(System.in);
		while(inScanner.hasNextLine()) {
			sBuilder.append(inScanner.nextLine());
			if(inScanner.nextLine().equals("over")) {      //用于控制结束输入的逃逸字符
				break;
			}
		}
		System.out.println("处理之后的输入字符串......");
		//System.out.println(sBuilder.toString().replaceAll("[^(0-9)]", ""));
		System.out.println(sBuilder.toString().replaceAll("[^(\\u4e00-\\u9fa5)]", ""));  //借助正则表达式过滤掉非汉字的内容
		System.out.println("转换结果......");
		System.out.println(toFirstChar(sBuilder.toString().replaceAll("[^(\\u4e00-\\u9fa5)]", "")));
		System.out.println(toPinyin(sBuilder.toString().replaceAll("[^(\\u4e00-\\u9fa5)]", "")));
	}
	
	/**
	 * 输入中文字符串 输出各汉字的首字母组成的字符串
	 * @param chinese
	 * @return
	 */
	public static String toFirstChar(String chinese) {
		String pinyinString = "";
		char[] newchar = chinese.toCharArray();
		HanyuPinyinOutputFormat hypy = new HanyuPinyinOutputFormat();
		hypy.setCaseType(HanyuPinyinCaseType.LOWERCASE);
		//hypy.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
		hypy.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
		for(int i = 0;i < newchar.length;i++) {
			if(newchar[i]>128) {
				try {
					pinyinString += PinyinHelper.toHanyuPinyinStringArray(newchar[i], hypy)[0].charAt(0);
				} catch (BadHanyuPinyinOutputFormatCombination e) {
					e.printStackTrace();
				}
			}else {
				pinyinString += newchar[i];
			}
		}
		return pinyinString;
	}
	
	
	/**
	 * 输入中文字符串 输出各汉字的拼音全拼
	 * @param chinese
	 * @return
	 */
	public static String toPinyin(String chinese) {
		String pinyinString = "";
		char[] newchar = chinese.toCharArray();
		HanyuPinyinOutputFormat hypy = new HanyuPinyinOutputFormat();
		hypy.setCaseType(HanyuPinyinCaseType.LOWERCASE);
		hypy.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
		for(int i = 0;i < newchar.length;i++) {
			if(newchar[i]>128) {
				try {
					pinyinString += PinyinHelper.toHanyuPinyinStringArray(newchar[i], hypy)[0];
				} catch (BadHanyuPinyinOutputFormatCombination e) {
					e.printStackTrace();
				}
			}else {
				pinyinString += newchar[i];
			}
		}
		return pinyinString;
	}
}