利用java怎么编写一个中文转拼音工具类
本文章向大家介绍利用java怎么编写一个中文转拼音工具类的基本知识点总结和需要注意事项,具有一定的参考价值,需要的朋友可以参考一下。
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Java可以用来干什么
Java主要应用于:1. web开发;2. Android开发;3. 客户端开发;4. 网页开发;5. 企业级应用开发;6. Java大数据开发;7.游戏开发等。
具体内容如下
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 SetconvertStringByChinese(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 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)); } }
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