可选参数，方法重载优先级问题

hutool-core/src/main/java/cn/hutool/core/bean/DynaBean.java

@@ -31,6 +31,17 @@ public class DynaBean extends CloneSupport<DynaBean> implements Serializable {
         return new DynaBean(bean);
     }
 
+    /**
+     * 创建一个{@link DynaBean}
+     *
+     * @param beanClass Bean类
+     * @return {@link DynaBean}
+     */
+    public static DynaBean create(Class<?> beanClass) {
+        return new DynaBean(beanClass);
+    }
+
+
     /**
      * 创建一个{@link DynaBean}
      *
@@ -54,6 +65,15 @@ public class DynaBean extends CloneSupport<DynaBean> implements Serializable {
         this(ReflectUtil.newInstance(beanClass, params));
     }
 
+    /**
+     * 构造
+     *
+     * @param beanClass Bean类
+     */
+    public DynaBean(Class<?> beanClass) {
+        this(ReflectUtil.newInstance(beanClass));
+    }
+
     /**
      * 构造
      *
@@ -83,7 +103,7 @@ public class DynaBean extends CloneSupport<DynaBean> implements Serializable {
             return (T) ((Map<?, ?>) bean).get(fieldName);
         } else {
             final PropDesc prop = BeanUtil.getBeanDesc(beanClass).getProp(fieldName);
-			if(null == prop){
+            if (null == prop) {
                 throw new BeanException("No public field or get method for {}", fieldName);
             }
             return (T) prop.getValue(bean);
@@ -97,7 +117,7 @@ public class DynaBean extends CloneSupport<DynaBean> implements Serializable {
      * @return 是否有bean属性
      * @since 5.4.2
      */
-	public boolean containsProp(String fieldName){
+    public boolean containsProp(String fieldName) {
         return null != BeanUtil.getBeanDesc(beanClass).getProp(fieldName);
     }
 
@@ -130,7 +150,7 @@ public class DynaBean extends CloneSupport<DynaBean> implements Serializable {
             ((Map) bean).put(fieldName, value);
         } else {
             final PropDesc prop = BeanUtil.getBeanDesc(beanClass).getProp(fieldName);
-			if(null == prop){
+            if (null == prop) {
                 throw new BeanException("No public field or set method for {}", fieldName);
             }
             prop.setValue(bean, value);

hutool-core/src/test/java/cn/hutool/core/bean/DynaBeanTest.java

@@ -34,6 +34,56 @@ public class DynaBeanTest {
 		Assert.assertEquals("test for 李华", invoke);
 	}
 
+
+    @Test
+    public void bean_by_static_clazz_constructor_Test() {
+        String name_before = "李华";
+        int age_before = 12;
+        DynaBean bean = DynaBean.create(User.class);
+        bean.set("name", name_before);
+        bean.set("age", age_before);
+
+        String name_after = bean.get("name");
+        Assert.assertEquals(name_before, name_after);
+        int age_after = bean.get("age");
+        Assert.assertEquals(age_before, age_after);
+
+        //重复包装测试
+        DynaBean bean2 = new DynaBean(bean);
+        User user2 = bean2.getBean();
+        User user1 = bean.getBean();
+        Assert.assertEquals(user1, user2);
+
+        //执行指定方法
+        Object invoke = bean2.invoke("testMethod");
+        Assert.assertEquals("test for 李华", invoke);
+    }
+
+
+    @Test
+    public void bean_by_instance_clazz_constructor_Test() {
+        String name_before = "李华";
+        int age_before = 12;
+        DynaBean bean = new DynaBean(User.class);
+        bean.set("name", name_before);
+        bean.set("age", age_before);
+
+        String name_after = bean.get("name");
+        Assert.assertEquals(name_before, name_after);
+        int age_after = bean.get("age");
+        Assert.assertEquals(age_before, age_after);
+
+        //重复包装测试
+        DynaBean bean2 = new DynaBean(bean);
+        User user2 = bean2.getBean();
+        User user1 = bean.getBean();
+        Assert.assertEquals(user1, user2);
+
+        //执行指定方法
+        Object invoke = bean2.invoke("testMethod");
+        Assert.assertEquals("test for 李华", invoke);
+    }
+	
 	public static class User{
 		private String name;
 		private int age;