fix:？

base/src/main/java/com/hotent/base/util/PinyinUtil.java

@@ -33,10 +33,32 @@ public class PinyinUtil {
 	 *            中文汉字
 	 * @return
 	 */
+//	public static String getPinyin(String chinese) {
+//		return getPinyinZh_CN(convertStringByChinese(chinese));
+//	}
 	public static String getPinyin(String chinese) {
-		return getPinyinZh_CN(convertStringByChinese(chinese));
+		try {
+			if (chinese == null) {
+				return "default";
+			}
+
+			String clean = chinese.replaceAll("\\s+", "");
+			if (clean.isEmpty()) {
+				return "default";
+			}
+
+			Set<String> set = convertStringByChinese(clean);
+			if (set == null || set.isEmpty()) {
+				return "default";
+			}
+
+			return String.join(",", set);
+		} catch (Exception e) {
+			return "default";
+		}
 	}
 
+
 	/**
 	 * 拼音大写输出
 	 *