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A quick developing framewort for internet company
/**
* Copyright (C) 2016 - 2030 youtongluan.
*
* 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 org.yx.annotation;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* 相当于spring的AutoWired,使用在全局变量上.它只会注入当前值为null的字段。
* 下列三种方式优先级从高到低注入对象,只有在上一种方式无法获取对象的时候,才使用下一种方式注入:
* 1、使用name和clz获取对象
* 2、使用name获取对象
* 3、使用clz获取对象
*
* @author 游夏
*
*/
@Target({ ElementType.FIELD })
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface Inject {
/**
* 数组、集合类型不可能为null,但是可以为空
*
* @return 如果为true,表示可以为null或空集合
*/
boolean allowEmpty() default false;
}
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