修改实体位置

yzg-util-base/src/main/java/com/yanzuoguang/util/helper/StringHelper.java

@@ -1156,7 +1156,7 @@ public class StringHelper {
      * @return 去掉字符串的值
      */
     public static String trim(String from, String... suffix) {
-        if (from == null) {
+        if (from == null || from.isEmpty()) {
             return EMPTY;
         }
         return trimRight(trimLeft(from, suffix), suffix);
@@ -1170,7 +1170,7 @@ public class StringHelper {
      * @return
      */
     public static String trimLeft(String from, String... suffix) {
-        if (from == null) {
+        if (from == null || from.isEmpty()) {
             return EMPTY;
         }
         boolean handle = true;
@@ -1194,7 +1194,7 @@ public class StringHelper {
      * @return
      */
     public static String trimRight(String from, String... suffix) {
-        if (from == null) {
+        if (from == null || from.isEmpty()) {
             return EMPTY;
         }
         boolean handle = true;