Enjoy 3.2 release ^_^

src/main/java/com/jfinal/template/expr/ast/MethodInfoExt.java

@@ -0,0 +1,61 @@
+/**
+ * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.jfinal.template.expr.ast;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+/**
+ * MethodInfoExt 辅助实现 extension method 功能
+ */
+public class MethodInfoExt extends MethodInfo {
+	
+	protected Object objectOfExtensionClass;
+	
+	public MethodInfoExt(Object objectOfExtensionClass, String key, Class<?> clazz, Method method) {
+		super(key, clazz, method);
+		this.objectOfExtensionClass = objectOfExtensionClass;
+		
+		// 将被 mixed 的类自身添加入参数类型数组的第一个位置
+		// Class<?>[] newParaTypes = new Class<?>[paraTypes.length + 1];
+		// newParaTypes[0] = clazz;	// 第一个参数就是被 mixed 的类它自己
+		// System.arraycopy(paraTypes, 0, newParaTypes, 1, paraTypes.length);
+		// this.paraTypes = newParaTypes;
+	}
+	
+	public Object invoke(Object target, Object... args) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {
+		Object[] finalArgs = new Object[args.length + 1];
+		finalArgs[0] = target;
+		
+		if (args.length > 0) {
+			System.arraycopy(args, 0, finalArgs, 1, args.length);
+		}
+		
+		if (isVarArgs) {
+			return invokeVarArgsMethod(objectOfExtensionClass, finalArgs);
+		} else {
+			return method.invoke(objectOfExtensionClass, finalArgs);
+		}
+	}
+}
+
+
+
+
+
+
+