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In Spring, "Autowiring by AutoDetect", means chooses "autowire by constructor" if default constructor (argument with any data type), otherwise uses "autowire by type". See an example of Spring "auto wiring by autodetect&…
In Spring framework, you can wire beans automatically with auto-wiring feature. To enable it, just define the "autowire" attribute in <bean>. <bean id="customer" class="com.mkyong.common.Customer" autowire="byNa…
In last Spring auto-wiring in XML example, it will autowired the matched property of any bean in current Spring container. In most cases, you may need autowired property in a particular bean only. In Spring, you can use @Autowired annotation to auto…
In Spring, "Autowiring by Constructor" is actually autowiring by Type in constructor argument. It means, if data type of a bean is same as the data type of other bean constructor argument, auto wire it. See a full example of Spring auto wiring b…
In Spring, "Autowiring by Name" means, if the name of a bean is same as the name of other bean property, auto wire it. For example, if a "customer" bean exposes an "address" property, Spring will find the "address"…
In Spring, "Autowiring by Type" means, if data type of a bean is compatible with the data type of other bean property, auto wire it. For example, a "person" bean exposes a property with data type of "ability" class, Spring wi…
In Spring, @Qualifier means, which bean is qualify to autowired on a field. See following scenario : Autowiring Example See below example, it will autowired a "person" bean into customer's person property. package com.mkyong.common; import org.s…
Autowiring Modes You have learnt how to declare beans using the <bean> element and inject <bean> with using <constructor-arg> and <property> elements in XML configuration file. The Spring container can autowire relationships betwee…
装配方式 方式一:默认 方式二:byName:根据属性名称自动装配.会查找Bean容器内部所有初始化的与属性名成相同的Bean,自动装配.(需要通过set方法注入,注入Bean的id名称需要和实体类的属性名称一致) <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi=…
Spring3系列8- Spring 自动装配 Bean 1.      Auto-Wiring ‘no’ 2.      Auto-Wiring ‘byName’ 3.      Auto-Wiring ‘byType 4.      Auto-Wiring ‘constructor’ 5.      Auto-Wiring ‘autodetect’ Spring Auto-Wiring Beans——Spring自动装配Bean 所谓自动装配,就是将一个Bean注入到其他Bean的Prope…