运行效果：
public class VoicePriceRecognition {
private final static String NOT_HAS_PRICE_CONTENT="no price";
//private static final Logger vineLogger = Vine.getLogger(VoicePriceRecognition.class);
private static final Character[] PRICE_UNIT = {'元','块','角','毛','分'};
private static final List<Character> PRICE_UNIT_LIST = Arrays.asList(PRICE_UNIT);
private static final Character[] CN_NUMERIC = { '一', '二', '三', '四', '五',
'六', '七', '八', '九', '壹', '贰', '叁', '肆', '伍', '陆', '柒', '捌', '玖',
'十', '百', '千', '拾', '佰', '仟',
'万', '亿',
// '○', 'Ｏ',
'零' };
private static final Character[] EN_NUMERIC = {'0','1','2','3','4','5','6','7','8','9'};
private static final String BASE_UNIT_YUAN = "元";
private static final String BASE_UNIT_KUAI = "块";
private static final String BASE_UNIT_JIAO = "角";
private static final String BASE_UNIT_MAO = "毛";
private static final String BASE_UNIT_FEN = "分";
private static Map<Character, Integer> cnNumeric = null;
private static Map<Character, Integer> enNumeric = null;
static {
cnNumeric = new HashMap<Character, Integer>(40, 0.85f);
for (int j = 0; j < 9; j++) {
cnNumeric.put(CN_NUMERIC[j] , j + 1);
}
for (int j = 9; j < 18; j++) {
cnNumeric.put(CN_NUMERIC[j] , j - 8);
}
cnNumeric.put('两', 2);
cnNumeric.put('零', 0);
cnNumeric.put('十', 10);
cnNumeric.put('拾', 10);
cnNumeric.put('百', 100);
cnNumeric.put('佰', 100);
cnNumeric.put('千', 1000);
cnNumeric.put('仟', 1000);
cnNumeric.put('万', 10000);
cnNumeric.put('亿', 100000000);
for(int i=0;i<EN_NUMERIC.length;i++){
cnNumeric.put(EN_NUMERIC[i],i);
}
}
private static void commonRecognition(String voiceContent,String baseStr, Map<String,String> result) throws ServiceException {
String itemName;
StringBuffer priceContent = new StringBuffer();
int baseIndex = voiceContent.lastIndexOf(baseStr);
if(baseIndex == 0){
throw new InvalidParameterException("NOT_HAS_NAME", "no price");
}
//处理块 或 元 之前是 数字或者点 如 1234.5块（元），从块开始 倒着 一位一位的判断是否属于数字或者汉字数字直到非的那一位停止
int baseIndex_ = baseIndex;
if(Character.isDigit(voiceContent.charAt(baseIndex-1))){
while (baseIndex >0 && (Character.isDigit(voiceContent.charAt(--baseIndex))||'.' ==voiceContent.charAt(baseIndex))){
priceContent.insert(0,voiceContent.charAt(baseIndex));
}
result.put("type","number");
}
//处理块 或 元 之前是 是汉字 如 一千二百元点五块（元）
else {
if(cnNumeric.containsKey(voiceContent.charAt(baseIndex-1))){
while (baseIndex >0 && (cnNumeric.containsKey(voiceContent.charAt(--baseIndex))||'点' == voiceContent.charAt(baseIndex))){
priceContent.insert(0,voiceContent.charAt(baseIndex));
}
}
result.put("type","cn");
}
//如果是汉字和数字的混合体 如 一百元56毛柒捌分
if(baseIndex==0 && cnNumeric.containsKey(voiceContent.charAt(baseIndex))){
throw new InvalidParameterException("NOT_HAS_NAME", "no price");
}
itemName = voiceContent.substring(0,baseIndex+1);
result.put("name",itemName);
priceContent.append(voiceContent.substring(baseIndex_==baseIndex?baseIndex:baseIndex_,voiceContent.length()));
if(priceContent.length() <2){
throw new InvalidParameterException("NOT_HAS_PRICE",NOT_HAS_PRICE_CONTENT);
}
result.put("price",priceContent.toString());
getPrice(result);
System.out.println(result);
}
private static void getPrice( Map<String,String> result) throws ServiceException {
//按照规则 将部分字符替换
String price = result.get("price");
/* StringBuffer sb = new StringBuffer(price);
while(price.indexOf('零') >-1){
sb.deleteCharAt(price.indexOf('零'));
price = sb.toString();
}*/
price = price
.replace("块","元")
.replace("毛","角")
.replace('佰', '百')
.replace('仟', '千')
.replace('拾', '十')
.replace('零', ' ')
.replace("两","二").trim();
result.put("price",price);
//检验是否具有价格语义
checkemanticAndSetPrice(result);
}
/**
* 只针对千元进行校验，如果以后扩展到万 需要对万之前的特殊校验，beforeWan ，beforeYi
* @param beforeYuan
* @throws InvalidParameterException
*/
private static void checkBeforeYuan(String beforeYuan) throws InvalidParameterException {
if(beforeYuan == null || beforeYuan.length()<1 || "".equals(beforeYuan)){
return;
}
boolean invalid =
beforeYuan.split("百").length >2 ||
beforeYuan.split("千").length >2 ||
beforeYuan.split("十").length >2 ||
beforeYuan.split("零").length >2;
if(invalid){
throw new InvalidParameterException("价格无法识别:"+beforeYuan);
}
}
private static void checkemanticAndSetPrice( Map<String,String> result) throws ServiceException {
String targePrice = result.get("price");
//检验单位顺序 和单位之间的值
//1.单位个数是否都为1 如 元 角 分 是否只有一次而且顺序从小到大。按单位分出区间，各个数字区间是否是大小顺序排列。
char[] targetPriceChars = targePrice.toCharArray();
int yuanSum = 0;
int jiaoSum = 0;
int fenSum = 0;
for(char s:targetPriceChars){
if('元' == s){
yuanSum ++;
}
if('角' == s){
jiaoSum ++;
}
if('分' == s){
fenSum ++;
}
}
//String [] yuanSplit = targePrice.split("元");
//String [] jiaoSplit = targePrice.split("角");
//String [] fenSplit = targePrice.split("分");
int yuanIndex = targePrice.lastIndexOf('元');
int jiaoIndex = targePrice.lastIndexOf('角');
int fenIndex = targePrice.lastIndexOf('分');
int invalidLength = 2;
if(yuanSum>=invalidLength || jiaoSum>=invalidLength || fenSum>=invalidLength){
throw new InvalidParameterException("价格无法识别:"+targePrice);
}
boolean shunXu = (yuanIndex > jiaoIndex &&jiaoIndex>-1) || (jiaoIndex >fenIndex && fenIndex > -1) || (yuanIndex >fenIndex && fenIndex>-1);
if(shunXu){
throw new InvalidParameterException("价格无法识别:"+targePrice);
}
//用于判断是否是最后一位
boolean last = false;
int lastIndex = 0;
String beforeYuan=null;
String betweenYuanAndJiao=null;
String betweenJiaoAndFen = null;
String afterCnDian = null;
boolean has_dian=false;
StringBuffer newPrice =new StringBuffer();
if(yuanIndex > -1){
beforeYuan= targePrice.substring(0,yuanIndex);
if(beforeYuan.contains("点")){
int dianIndex = beforeYuan.lastIndexOf('点');
if(dianIndex > -1){
afterCnDian = beforeYuan.substring(dianIndex+1);
beforeYuan = beforeYuan.substring(0,dianIndex);
}
}
newPrice.append(beforeYuan).append("元");
lastIndex = yuanIndex;
}
//beforeyuan需要校验 计量单位 千 百 十 零 是否有多个
checkBeforeYuan(beforeYuan);
if(jiaoIndex > -1){
betweenYuanAndJiao = targePrice.substring(yuanIndex+1,jiaoIndex).trim();
lastIndex = jiaoIndex;
}
if(fenIndex > -1){
betweenJiaoAndFen = targePrice.substring(jiaoIndex >-1 ?jiaoIndex+1:yuanIndex+1,fenIndex).trim();
lastIndex = fenIndex;
}
Double lastedPrice = 0D;
//如果不相等 说明最后还存在没有货币单位的数字存在
if(lastIndex+1 != targePrice.length()){
String lastStr = targePrice.substring(lastIndex+1,targePrice.length());
if(lastStr.length() >1){
lastStr = lastStr.substring(0,1);
}
//如果是数字 ，如果是可识别为数字的的汉字
if(isCNNumeric(lastStr.charAt(0))>-1){
if('元' == targePrice.charAt(lastIndex)){
lastedPrice = 0.1*Double.valueOf(isCNNumeric(lastStr.charAt(0)));
}
if('角' == targePrice.charAt(lastIndex)){
lastedPrice = 0.01*Double.valueOf(isCNNumeric(lastStr.charAt(0)));
}
if('分' == targePrice.charAt(lastIndex)){
lastedPrice =0D;
}
}
last = true;
}
//重新拼写价格
if(betweenYuanAndJiao !=null && betweenYuanAndJiao.length()>1){
betweenYuanAndJiao = betweenYuanAndJiao.substring(0,1);
newPrice.append(betweenYuanAndJiao).append("角");
}
if(betweenJiaoAndFen != null && betweenJiaoAndFen.length()>1){
betweenJiaoAndFen = betweenJiaoAndFen.substring(0,1);
newPrice.append(betweenJiaoAndFen).append("分");
}
if(last){
newPrice.append(targePrice.substring(lastIndex,targePrice.length()));
}
result.put("price",newPrice.toString());
Double beforeYuanPrice = 0D;
if(yuanIndex > -1){
if("cn".equals(result.get("type"))){
beforeYuanPrice = Double.valueOf(cnNumericToArabic(beforeYuan));
}else if("number".equals(result.get("type"))){
try {
beforeYuanPrice = Double.valueOf(beforeYuan);
}catch (NumberFormatException e){
throw new InvalidParameterException("价格解析错误，无效价格");
}
}else if("mixed".equals(result.get("type"))){
}
}
BigDecimal bigDecimal = new BigDecimal(beforeYuanPrice.toString());
if(betweenYuanAndJiao != null && !"".equals(betweenYuanAndJiao) && isCNNumeric(betweenYuanAndJiao.charAt(0)) >-1){
bigDecimal = bigDecimal.add(BigDecimal.valueOf(isCNNumeric(betweenYuanAndJiao.charAt(0))).multiply(BigDecimal.valueOf(0.1D)));
}
if(betweenJiaoAndFen != null && !"".equals(betweenYuanAndJiao) &&isCNNumeric(betweenJiaoAndFen.charAt(0)) >-1){
bigDecimal = bigDecimal.add(BigDecimal.valueOf(isCNNumeric(betweenJiaoAndFen.charAt(0))).multiply(BigDecimal.valueOf(0.01D)));
}
bigDecimal = bigDecimal.add(new BigDecimal(String.valueOf(lastedPrice)));
//如果'点' 存在，处理点后面的。//解析两位 角 分
BigDecimal afterCnDianPrice = null;
if(afterCnDian != null){
if(afterCnDian.length()>1){
char jiao = afterCnDian.charAt(0);
char fen = afterCnDian.charAt(1);
afterCnDianPrice= BigDecimal.valueOf(0.1).multiply(BigDecimal.valueOf(isCNNumeric(jiao))).add(BigDecimal.valueOf(0.01).multiply(BigDecimal.valueOf(isCNNumeric(fen))));
}
if(afterCnDian.length()==1){
char jiao = afterCnDian.charAt(0);
afterCnDianPrice = BigDecimal.valueOf(0.1).multiply(BigDecimal.valueOf(isCNNumeric(jiao)));
}
}
if(afterCnDianPrice != null){
bigDecimal = bigDecimal.add(afterCnDianPrice);
}
bigDecimal = bigDecimal.setScale(2, BigDecimal.ROUND_HALF_DOWN);
result.put("price",String.valueOf(bigDecimal));
}
private static int cnNumericToArabic(String cnn) {
cnn = cnn.trim();
if (cnn.length() == 1) {
return isCNNumeric(cnn.charAt(0));
}
int yi = -1, wan = -1, qian = -1, bai = -1, shi = -1;
int val = 0;
yi = cnn.lastIndexOf('亿');
if (yi > -1) {
val += cnNumericToArabic(cnn.substring(0, yi)) * 100000000;
if (yi < cnn.length() - 1) {
cnn = cnn.substring(yi + 1 , cnn.length());
} else {
cnn = "";
}
if (cnn.length() == 1) {
int arbic = isCNNumeric(cnn.charAt(0));
if (arbic <= 10) {
val += arbic * 10000000;
}
cnn = "";
}
}
wan = cnn.lastIndexOf('万');
if (wan > -1) {
val += cnNumericToArabic(cnn.substring(0, wan)) * 10000;
if (wan < cnn.length() - 1) {
cnn = cnn.substring(wan + 1 , cnn.length());
} else {
cnn = "";
}
if (cnn.length() == 1) {
int arbic = isCNNumeric(cnn.charAt(0));
if (arbic <= 10) {
val += arbic * 1000;
}
cnn = "";
}
}
qian = cnn.lastIndexOf('千');
if (qian > -1) {
val += cnNumericToArabic(cnn.substring(0, qian)) * 1000;
if (qian < cnn.length() - 1) {
cnn = cnn.substring(qian + 1 , cnn.length());
} else {
cnn = "";
}
if (cnn.length() == 1) {
int arbic = isCNNumeric(cnn.charAt(0));
if (arbic <= 10) {
val += arbic * 100;
}
cnn = "";
}
}
bai = cnn.lastIndexOf('百');
if (bai > -1) {
val += cnNumericToArabic(cnn.substring(0, bai)) * 100;
if (bai < cnn.length() - 1) {
cnn = cnn.substring(bai + 1 , cnn.length());
} else {
cnn = "";
}
if (cnn.length() == 1) {
int arbic = isCNNumeric(cnn.charAt(0));
if (arbic <= 10) {
val += arbic * 10;
}
cnn = "";
}
}
shi = cnn.lastIndexOf('十');
if (shi > -1) {
if (shi == 0) {
val += 1 * 10;
} else {
val += cnNumericToArabic(cnn.substring(0 , shi)) * 10;
}
if (shi < cnn.length() - 1) {
cnn = cnn.substring(shi + 1 , cnn.length());
} else {
cnn = "";
}
}
cnn = cnn.trim();
//特殊处理 如 三三三元 处理成为3元，也可以理解为处理成为三百三十三元。
if(cnn.length()>1){
cnn = cnn.substring(0,1);
}
for (int j = 0; j < cnn.length(); j++) {
val += isCNNumeric(cnn.charAt(j))
* Math.pow(10 , cnn.length() - j - 1);
}
return val;
}
private static int isCNNumeric(char c) {
Integer i = cnNumeric.get(c);
if (i == null) {
return -1;
}
return i.intValue();
}
private static int isENNumeric(char c) {
Integer i = enNumeric.get(c);
if (i == null) {
return -1;
}
return i.intValue();
}
public static Map<String,String> priceRecognition(String voiceContent) throws ServiceException {
//1.非空 verify
//vineLogger.info("获取语音输入内容："+voiceContent);
Map<String,String> result = new HashMap<>();
result.put("voiceContent",voiceContent);
if(StringUtils.isEmpty(voiceContent)){
throw new InvalidParameterException("NOT_HAS_PRICE",NOT_HAS_PRICE_CONTENT);
}
//2.识别价格区间
//按照块 和 元 进行基准位置，如果没有块或者元，按照角，毛，分进行if(PRICE_UNIT_LIST.contains(voiceContent.charAt(voiceContent.length()-1))){
if(voiceContent.contains(BASE_UNIT_YUAN)){
commonRecognition(voiceContent,BASE_UNIT_YUAN,result);
} else if(voiceContent.contains(BASE_UNIT_KUAI)){
commonRecognition(voiceContent,BASE_UNIT_KUAI,result);
} else if(voiceContent.contains(BASE_UNIT_MAO)){
commonRecognition(voiceContent,BASE_UNIT_MAO,result);
}else if(voiceContent.contains(BASE_UNIT_JIAO)){
commonRecognition(voiceContent,BASE_UNIT_JIAO,result);
}else if(voiceContent.contains(BASE_UNIT_FEN)){
commonRecognition(voiceContent,BASE_UNIT_FEN,result);
}
} else {
//不存在价格
commonRecognition(voiceContent+"元",BASE_UNIT_YUAN,result);
//throw new InvalidParameterException("NOT_HAS_PRICE",NOT_HAS_PRICE_CONTENT);
}return result; }
public static void main (String[] args) throws ServiceException
{ String s0 = "毛血旺28";//"毛豆炸酱煲仔饭14";
String s1 = "醋0.5元";
String s2 = "西红柿2金一千二百块二分";
String s4 = "西红柿2金12.4元";
String s5 = "西红柿2金2222212.42222块";
String s6 = "西红柿2金一百元56毛柒捌分";
String s7 = "红烧肉一百一百五十五十元五十毛柒捌分";
String s8 = "手抓饼一二千三四百五六十七八元一二毛三四分";
String s9 = "一千二百三十四元五毛六分";
List<String> sb = new ArrayList<>(9);
sb.add(s0); sb.add(s1); sb.add(s2); sb.add(s4); sb.add(s5); sb.add(s6); sb.add(s7); sb.add(s8); sb.add(s9);
for(String s:sb){
try { priceRecognition(s);
}catch (Exception e){
e.printStackTrace(); }
}
}
}
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