java中文转拼音工具类

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import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;
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;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class PinyinUtil {
	public static String getPinyin(String paramString) {
		return getPinyinZh_CN(convertStringByChinese(paramString));
	}

	public static String getPinyinToUpperCase(String paramString) {
		return getPinyinZh_CN(convertStringByChinese(paramString)).toUpperCase();
	}

	public static String getPinyinToLowerCase(String paramString) {
		return getPinyinZh_CN(convertStringByChinese(paramString)).toLowerCase();
	}

	public static String getPinyinFirstToUpperCase(String paramString) {
		return getPinyin(paramString);
	}

	private static HanyuPinyinOutputFormat getDefaultFormat() {
		HanyuPinyinOutputFormat localHanyuPinyinOutputFormat = new HanyuPinyinOutputFormat();
		localHanyuPinyinOutputFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);
		localHanyuPinyinOutputFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
		localHanyuPinyinOutputFormat.setVCharType(HanyuPinyinVCharType.WITH_U_AND_COLON);
		return localHanyuPinyinOutputFormat;
	}

	private static Set<String> convertStringByChinese(String paramString) {
		char[] arrayOfChar1 = paramString.toCharArray();
		if ((paramString != null) && (!paramString.trim().equalsIgnoreCase(""))) {
			char[] arrayOfChar2 = paramString.toCharArray();
			String[][] arrayOfString = new String[paramString.length()][];
			for (int i = 0; i < arrayOfChar2.length; i++) {
				char c = arrayOfChar2[i];
				if ((String.valueOf(c).matches("[\\u4E00-\\u9FA5]+")) || (String.valueOf(c).matches("[\\u3007]"))) {
					try {
						arrayOfString[i] = PinyinHelper.toHanyuPinyinStringArray(arrayOfChar1[i], getDefaultFormat());
					} catch (BadHanyuPinyinOutputFormatCombination localBadHanyuPinyinOutputFormatCombination) {
						localBadHanyuPinyinOutputFormatCombination.printStackTrace();
					}
				} else {
					arrayOfString[i] = new String[] { String.valueOf(arrayOfChar2[i]) };
				}
			}
			String[] arrayOfString1 = exchange(arrayOfString);
			HashSet localHashSet = new HashSet();
			for (int j = 0; j < arrayOfString1.length; j++) {
				localHashSet.add(arrayOfString1[j]);
			}
			return localHashSet;
		}
		return null;
	}

	private static String[] exchange(String[][] paramArrayOfString) {
		String[][] arrayOfString = doExchange(paramArrayOfString);
		return arrayOfString[0];
	}

	private static String[][] doExchange(String[][] paramArrayOfString) {
		int i = paramArrayOfString.length;
		if (i >= 2) {
			int j = paramArrayOfString[0].length;
			int k = paramArrayOfString[1].length;
			int m = j * k;
			String[] arrayOfString = new String[m];
			int n = 0;
			for (int i1 = 0; i1 < j; i1++) {
				for (int i2 = 0; i2 < k; i2++) {
					arrayOfString[n] = (capitalize(paramArrayOfString[0][i1]) + capitalize(paramArrayOfString[1][i2]));
					n++;
				}
			}
			String[][] arrayOfString1 = new String[i - 1][];
			for (int i2 = 2; i2 < i; i2++) {
				arrayOfString1[(i2 - 1)] = paramArrayOfString[i2];
			}
			arrayOfString1[0] = arrayOfString;
			return doExchange(arrayOfString1);
		}
		return paramArrayOfString;
	}

	private static String capitalize(String paramString) {
		char[] arrayOfChar = paramString.toCharArray();
		if ((arrayOfChar != null) && (arrayOfChar.length > 0) && (arrayOfChar[0] >= 'a') && (arrayOfChar[0] <= 'z')) {
			arrayOfChar[0] = ((char) (arrayOfChar[0] - ' '));
		}
		return new String(arrayOfChar);
	}

	private static String getPinyinZh_CN(Set<String> paramSet) {
		StringBuilder localStringBuilder = new StringBuilder();
		int i = 0;
		Iterator localIterator = paramSet.iterator();
		while (localIterator.hasNext()) {
			String str = (String) localIterator.next();
			if (i == paramSet.size() - 1) {
				localStringBuilder.append(str);
			} else {
				localStringBuilder.append(str + ",");
			}
			i++;
		}
		return localStringBuilder.toString();
	}

	public static String getPinYinHeadChar(String paramString) {
		StringBuffer localStringBuffer = new StringBuffer();
		if ((paramString != null) && (!paramString.trim().equalsIgnoreCase(""))) {
			for (int i = 0; i < paramString.length(); i++) {
				char c = paramString.charAt(i);
				String[] arrayOfString = PinyinHelper.toHanyuPinyinStringArray(c);
				if (arrayOfString != null) {
					localStringBuffer.append(arrayOfString[0].charAt(0));
				} else {
					localStringBuffer.append(c);
				}
			}
		}
		return localStringBuffer.toString();
	}

	public static String strFilter(String paramString) throws PatternSyntaxException {
		String str = "[`~!@#$%^&*()+=|{}':;',\\[\\].<>/?~！@#￥%……&*（）——+|{}【】‘；：”“’。，、？\"]";
		Pattern localPattern = Pattern.compile(str);
		Matcher localMatcher = localPattern.matcher(paramString);
		return localMatcher.replaceAll("").trim();
	}

	public static String getPinYinHeadCharFilter(String paramString) {
		return strFilter(getPinYinHeadChar(paramString));
	}

	public static void main(String[] paramArrayOfString) {
		Logger localLogger = LoggerFactory.getLogger(PinyinUtil.class);
		String str = "〇的输￥￥#s，ldsa";
		localLogger.info("小写输出：" + getPinyinToLowerCase(str));
		localLogger.info("大写输出：" + getPinyinToUpperCase(str));
		localLogger.info("首字母大写输出：" + getPinyinFirstToUpperCase(str));
		localLogger.info("返回中文的首字母输出：" + getPinYinHeadChar(str));
		localLogger.info("返回中文的首字母并过滤特殊字符输出：" + getPinYinHeadCharFilter(str));
	}
}