快速搭建spring框架

这里我主要的目的是
第一，测试下扫描包，是扫描一层还是下面的都扫描，结果是只要是下面的都扫描
第二，测试当spring容器帮你完成new对象的时候是不是走构造方法的内容，结果走了
第三，测试注入下普通字段和构造字段，当注入字段的时候走set方法。

maven

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.qytx</groupId>
    <artifactId>test1</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <packaging>war</packaging>
    <properties>
        <spring.version>4.1.3.RELEASE</spring.version>
    </properties>
    <dependencies>
         <!-- Spring -->
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-context</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-beans</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-webmvc</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-jdbc</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-aspects</artifactId>
                <version>${spring.version}</version>
            </dependency>
    </dependencies>
    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.tomcat.maven</groupId>
                <artifactId>tomcat7-maven-plugin</artifactId>
                <configuration>
                    <port>8082</port>
                    <path>/</path>
                </configuration>
            </plugin>
        </plugins>
    </build>
</project>

applicationContext.xml

<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:context="http://www.springframework.org/schema/context" xmlns:p="http://www.springframework.org/schema/p"
    xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
    http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd
    http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
    http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-4.0.xsd">
    <!-- 也可以通过扫描包的方法，二者取之一，我这边这只是测试 -->
    <context:component-scan base-package="com.qytx"></context:component-scan>
        <!-- 加载配置文件 方法1-->
     <context:property-placeholder location="classpath:jdbc.properties" />
     <!--    加载配置文件 方法2 使用spring自带的占位符替换功能 -->
    <bean
        class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
        <!-- 允许JVM参数覆盖 -->
        <property name="systemPropertiesModeName" value="SYSTEM_PROPERTIES_MODE_OVERRIDE" />
        <!-- 忽略没有找到的资源文件 -->
        <property name="ignoreResourceNotFound" value="true" />
        <!-- 配置资源文件 -->
        <property name="locations">
            <list>
                <value>classpath:env.properties</value>
                <value>classpath:httpclient.properties</value>
                <value>classpath:redis.properties</value>
                <value>classpath:rabbitmq.properties</value>
            </list>
        </property>
    </bean>

    <bean name="ceShi" class="com.qytx.dao.CeShi">
        <!-- 普通参数注入 -->
        <property name="name" value="张三"/>  
        <property name="id" value="1"/>  
        <!--构造参数注入 -->
        <constructor-arg index="0" value="lzh" />
    </bean>
</beans>

测试类

package com.qytx.dao;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.stereotype.Service;


public class CeShi {


    private String name;
    private Integer id;
    public CeShi(String sss) {
        System.out.println(name);
        System.out.println("hahahahaahh");
    }

    public static void main(String[] args) {
        ApplicationContext context = new ClassPathXmlApplicationContext( "classpath:applicationContext.xml" );
        CeShi bean = context.getBean(CeShi.class);
        System.out.println(bean.getName());
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }


}