JFinal框架也整合了spring框架,下面实现JFinal怎么去配置Spring框架。在JFinal中整合Spring使用到的类是SpringPlugin和IocInterceptor类
SpringIplugin类:
SpringPlugin 是作为 JFinal 的 Plugin 而存在的,所以使用时需要在 JFinalConfig 中配置SpringPlugin,以下是 Plugin 配置示例代码:
/**
* 配置插件
*/
@Override
public void configPlugin(Plugins me) {
//ConfigDBPluginHelper.configOraclePlugin(me);
//配置Spring挂件, 自动找spring包中所有的xml配置文件
me.add(new SpringPlugin("classpath*:spring/*.xml"));
}
配置SpringPlugin
以上设置默认spring配置xml在src/spring包下
如果设置sringPlugin的时候,没有设置路径
/**
* 配置插件
*/
@Override
public void configPlugin(Plugins me) {
//ConfigDBPluginHelper.configOraclePlugin(me);
//配置Spring挂件, 自动找spring包中所有的xml配置文件
me.add(new SpringPlugin());
}
无参数设置
SpringPlugin 将 自动去WebRoot/WEB-INF 目录下寻找 applicationContext.xml 作为配置文件进行初始化。
IocInterceptor类:
IocInterceptor 拦截 action 并对其进行依赖注入,以下是示例代码:
package com.demo.testSpring; import com.jfinal.aop.Before;
import com.jfinal.core.Controller;
import com.jfinal.plugin.spring.IocInterceptor;
import com.jfinal.plugin.spring.Inject; @Before(IocInterceptor.class)
public class testSpringController extends Controller{ @Inject.BY_NAME
private Animal animal; public void test(){
animal.move();
animal.jump();
renderNull();
}
}
IocInterceptor
package com.demo.testSpring; public class Animal {
private String animalName; public void setAnimalName(String animalName) {
this.animalName = animalName;
} public void move(){
System.out.println(animalName+" move");
} public void jump(){
System.out.println(animalName+" jump");
}
}
依赖Animal类
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd"> <bean id="animal" class="com.demo.testSpring.Animal">
<property name="animalName">
<value>dog</value>
</property>
</bean> </beans>
配置文件
需要的jar包
注:IocInterceptor可以设置为全局拦截器;
/**
* 配置全局拦截器
*/
public void configInterceptor(Interceptors me) {
me.add(new IocInterceptor());
}
设置为全局拦截器
如果在非Controller中的类中使用spring注入,不需要那么多注解,只需要在xml中配置即可。如下:
package com.demo.testSpring; public class Cat { private Animal animal; public void setAnimal(Animal animal) {
this.animal = animal;
} public void test(){
animal.move();
animal.jump();
}
}
Cat类
package com.demo.testSpring; import com.jfinal.core.Controller;
import com.jfinal.plugin.spring.Inject; public class testSpringController extends Controller{ @Inject.BY_NAME
private Cat cat; public void test(){ cat.test();
renderNull();
}
}
Controller
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd"> <bean id="animal" class="com.demo.testSpring.Animal">
<property name="animalName">
<value>dog</value>
</property>
</bean> <bean id="cat" class="com.demo.testSpring.Cat">
<property name="animal">
<ref bean="animal"/>
</property>
</bean> </beans>
配置项
jfinal不提供自动注入功能,如autowared