com.jfinal.template.expr.ast.NullMethodInfo Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jfinal Show documentation

JFinal is a simple, light, rapid,independent, extensible Java WEB + ORM framework. The feature of JFinal looks like ruby on rails especially ActiveRecord.

There is a newer version: 5.2.4

Show newest version

/**
 * Copyright (c) 2011-2021, James Zhan 詹波 ([email protected]).
 *
 * 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;

/**
 * NullMethodInfo
 * 
 * 1：MethodKit.getMethod(...) 消除 instanceof 判断
 * 2：Method.exec(...) 消除 null 值判断
 */
public class NullMethodInfo extends MethodInfo {
	
	public static final NullMethodInfo me = new NullMethodInfo();
	
	public boolean notNull() {
		return false;
	}
	
	public Object invoke(Object target, Object... args) throws ReflectiveOperationException {
		throw new RuntimeException("The method invoke(Object, Object...) of NullMethodInfo should not be invoked");
	}
}