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‎javaframework/spring/第三节课/spring_study2/.idea/compiler.xml‎

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‎javaframework/spring/第三节课/spring_study2/.idea/misc.xml‎

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‎javaframework/spring/第三节课/spring_study2/.idea/workspace.xml‎

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‎javaframework/spring/第三节课/spring_study2/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.mashibing</groupId>
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<artifactId>spring_study</artifactId>
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<version>1.0-SNAPSHOT</version>
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<dependencies>
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<!-- https://mvnrepository.com/artifact/org.springframework/spring-context -->
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-context</artifactId>
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<version>5.2.3.RELEASE</version>
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</dependency>
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<!-- https://mvnrepository.com/artifact/com.alibaba/druid -->
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<dependency>
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<groupId>com.alibaba</groupId>
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<artifactId>druid</artifactId>
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<version>1.1.21</version>
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</dependency>
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<!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
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<dependency>
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<groupId>mysql</groupId>
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<artifactId>mysql-connector-java</artifactId>
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<version>5.1.48</version>
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</dependency>
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</dependencies>
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</project>

‎javaframework/spring/第三节课/spring_study2/spring_study2.iml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<module type="JAVA_MODULE" version="4" />

‎javaframework/spring/第三节课/spring_study2/src/main/java/com/mashibing/bean/Address.java‎

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package com.mashibing.bean;
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public class Address {
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private String province;
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private String city;
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private String town;
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public Address() {
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System.out.println("address被创建");
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}
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public String getProvince() {
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return province;
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}
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public void setProvince(String province) {
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this.province = province;
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}
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public String getCity() {
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return city;
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}
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public void setCity(String city) {
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this.city = city;
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}
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public String getTown() {
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return town;
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}
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public void setTown(String town) {
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this.town = town;
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}
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@Override
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public String toString() {
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return "Address{" +
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"province='" + province + '\'' +
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", city='" + city + '\'' +
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", town='" + town + '\'' +
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'}';
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}
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}

‎javaframework/spring/第三节课/spring_study2/src/main/java/com/mashibing/bean/MyBeanPostProcessor.java‎

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package com.mashibing.bean;
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import org.springframework.beans.BeansException;
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import org.springframework.beans.factory.config.BeanPostProcessor;
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public class MyBeanPostProcessor implements BeanPostProcessor {
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/**
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* 在每一个对象的初始化方法前面执行
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* @param bean 表示创建的具体对象
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* @param beanName 表示bean的id属性
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* @return
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* @throws BeansException
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*/
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public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {
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System.out.println("postProcessBeforeInitialization:"+beanName);
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return bean;
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}
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/**
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* 在每一个对象的初始化方法后面执行
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* @param bean
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* @param beanName
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* @return
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* @throws BeansException
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*/
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public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
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System.out.println("postProcessAfterInitialization:"+beanName);
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return bean;
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}
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}

‎javaframework/spring/第三节课/spring_study2/src/main/java/com/mashibing/bean/Person.java‎

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package com.mashibing.bean;
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import java.util.*;
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public class Person {
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private int id;
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private String name;
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private Integer age;
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private String gender;
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private String[] hobbies;
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private Address address;
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private List<Address> lists;
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private Set<String> sets;
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private Map<String,Object> maps;
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// private Properties properties;
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public Person() {
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System.out.println("person被创建");
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}
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public Person(Address address) {
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this.address = address;
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}
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public Person(int id, String name, Address address) {
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this.id = id;
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this.name = name;
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this.address = address;
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}
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public Person(int id, String name, Integer age, String gender) {
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this.id = id;
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this.name = name;
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this.age = age;
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this.gender = gender;
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}
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public Person(int id, String name, Integer age) {
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this.id = id;
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this.name = name;
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this.age = age;
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System.out.println("age......");
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}
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public Person(int id, String name, String gender) {
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this.id = id;
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this.name = name;
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this.gender = gender;
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System.out.println("gender.....");
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}
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public void init(){
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//编写N行逻辑代码完成初始化功能
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System.out.println("person对象初始化完成");
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}
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public void destory(){
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System.out.println("person对象被销毁");
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}
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public int getId() {
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return id;
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}
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public void setId(int id) {
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this.id = id;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public Integer getAge() {
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return age;
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}
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public void setAge(Integer age) {
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this.age = age;
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}
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public String getGender() {
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return gender;
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}
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public void setGender(String gender) {
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this.gender = gender;
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}
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public String[] getHobbies() {
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return hobbies;
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}
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public void setHobbies(String[] hobbies) {
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this.hobbies = hobbies;
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}
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public Address getAddress() {
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return address;
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}
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public void setAddress(Address aaddress) {
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this.address = aaddress;
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}
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public List<Address> getLists() {
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return lists;
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}
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public void setLists(List<Address> lists) {
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this.lists = lists;
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}
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public Set<String> getSets() {
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return sets;
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}
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public void setSets(Set<String> sets) {
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this.sets = sets;
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}
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public Map<String, Object> getMaps() {
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return maps;
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}
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public void setMaps(Map<String, Object> maps) {
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this.maps = maps;
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}
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// public Properties getProperties() {
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// return properties;
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// }
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//
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// public void setProperties(Properties properties) {
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// this.properties = properties;
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// }
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@Override
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public String toString() {
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return "Person{" +
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"id=" + id +
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", name='" + name + '\'' +
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", age=" + age +
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", gender='" + gender + '\'' +
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", hobbies=" + Arrays.toString(hobbies) +
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", address=" + address +
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", lists=" + lists +
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", sets=" + sets +
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", maps=" + maps +
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'}';
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}
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}

‎javaframework/spring/第三节课/spring_study2/src/main/java/com/mashibing/factory/MyFactoryBean.java‎

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package com.mashibing.factory;
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import com.mashibing.bean.Person;
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import org.springframework.beans.factory.FactoryBean;
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/**
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* 此方式是spring创建bean方式的一种补充，用户可以按照需求创建对象，
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* 创建的对象交由spring IOC容器来进行管理，无论是否是单例，都是在
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* 用到的时候才会创建该对象，不用该对象不会创建
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*/
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public class MyFactoryBean implements FactoryBean<Person> {
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/*
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* 返回获取的bean
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* */
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public Person getObject() throws Exception {
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Person person = new Person();
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person.setId(3);
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person.setName("王五");
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return person;
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}
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//获取返回bean的类型
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public Class<?> getObjectType() {
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return Person.class;
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}
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//判断当前bean是否是单例的
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public boolean isSingleton() {
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return true;
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}
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}

‎javaframework/spring/第三节课/spring_study2/src/main/java/com/mashibing/factory/PersonInstanceFactory.java‎

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package com.mashibing.factory;
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import com.mashibing.bean.Person;
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/**
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* 实例工厂
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*/
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public class PersonInstanceFactory {
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public Person getInstance(String name){
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Person person = new Person();
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person.setId(2);
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person.setName(name);
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person.setAge(22);
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return person;
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}
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}

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