修正部分api名称不一致的问题,新增firstDemo示例代码，展现精细化操作时该如何编写代码

src/main/java/cn/edu/scau/biubiusuisui/entity/FXPlusContext.java

@@ -1,6 +1,7 @@
 package cn.edu.scau.biubiusuisui.entity;
 
 import cn.edu.scau.biubiusuisui.proxy.FXEntityProxy;
+import javafx.beans.property.Property;
 
 import java.util.LinkedList;
 import java.util.List;
@@ -8,7 +9,6 @@ import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 
 /**
- *
  * Context is use for storing Controller
  * In addition,you can store an instance into Session to use it everywhere
  *
@@ -17,30 +17,35 @@ import java.util.concurrent.ConcurrentHashMap;
  */
 public class FXPlusContext {
 
-    private FXPlusContext(){}
+    private FXPlusContext() {
+    }
 
     private static Map<String, List<FXBaseController>> controllerContext = new ConcurrentHashMap<>(); //FXController控制器注册表
 
     private static Map<Object, FXEntityProxy> beanMap = new ConcurrentHashMap<>(); // Object注册为FXEntityObject
 
 
-    public static void addController(FXBaseController fxBaseController){
+    public static void addController(FXBaseController fxBaseController) {
         List<FXBaseController> controllers = controllerContext.get(fxBaseController.getName());
-        if(controllers == null){
+        if (controllers == null) {
             controllers = new LinkedList<>();
         }
         controllers.add(fxBaseController);
     }
 
-    public static List<FXBaseController> getControllers(String key){
+    public static List<FXBaseController> getControllers(String key) {
         return controllerContext.get(key);
     }
 
-    public static FXEntityProxy getProxyByBeanObject(Object object){
+    public static FXEntityProxy getProxyByBeanObject(Object object) {
         return beanMap.get(object);
     }
 
-    public static void setProxyByBeanObject(Object object,FXEntityProxy fxEntityProxy){
-         beanMap.put(object,fxEntityProxy);
+    public static void setProxyByBeanObject(Object object, FXEntityProxy fxEntityProxy) {
+        beanMap.put(object, fxEntityProxy);
+    }
+
+    public static Property getEntityPropertyByName(Object object, String fieldName) {
+        return getProxyByBeanObject(object).getPropertyByFieldName(fieldName);
     }
 }