修复序列化和反序列化Class问题

hutool-json/src/test/java/org/dromara/hutool/json/IssueI7FQ29Test.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2023 looly(loolly@aliyun.com)
+ * Hutool is licensed under Mulan PSL v2.
+ * You can use this software according to the terms and conditions of the Mulan PSL v2.
+ * You may obtain a copy of Mulan PSL v2 at:
+ *          http://license.coscl.org.cn/MulanPSL2
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PSL v2 for more details.
+ */
+
+package org.dromara.hutool.json;
+
+import org.dromara.hutool.core.reflect.TypeReference;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import java.util.Map;
+
+/**
+ * https://gitee.com/dromara/hutool/issues/I7FQ29
+ */
+public class IssueI7FQ29Test {
+
+	@Test
+	void toMapTest() {
+		final String jsonStr = "{\"trans_no\": \"java.lang.String\"}";
+		final Map<String, Class<?>> map = JSONUtil.toBean(jsonStr, new TypeReference<Map<String, Class<?>>>() {
+		});
+
+		Assertions.assertNotNull(map);
+		Assertions.assertEquals(String.class, map.get("trans_no"));
+	}
+}