{"id":2794,"date":"2022-12-21T17:50:53","date_gmt":"2022-12-21T09:50:53","guid":{"rendered":"https:\/\/qaqaq.top\/?p=2794"},"modified":"2022-12-22T14:37:25","modified_gmt":"2022-12-22T06:37:25","slug":"ioc%e5%ae%b9%e5%99%a8-bean%e7%ae%a1%e7%90%86xml%e6%96%b9%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/qaqaq.top\/?p=2794","title":{"rendered":"IOC\u5bb9\u5668-Bean\u7ba1\u7406XML\u65b9\u5f0f"},"content":{"rendered":"\n

IOC \u64cd\u4f5c Bean \u7ba1\u7406\uff08\u6982\u5ff5\uff09<\/h2>\n\n\n\n

1\u3001\u4ec0\u4e48\u662f Bean \u7ba1\u7406
\uff080\uff09Bean \u7ba1\u7406\u6307\u7684\u662f\u4e24\u4e2a\u64cd\u4f5c
\uff081\uff09Spring \u521b\u5efa\u5bf9\u8c61
\uff082\uff09Spirng \u6ce8\u5165\u5c5e\u6027<\/p>\n\n\n\n

2\u3001Bean \u7ba1\u7406\u64cd\u4f5c\u6709\u4e24\u79cd\u65b9\u5f0f
\uff081\uff09\u57fa\u4e8e xml \u914d\u7f6e\u6587\u4ef6\u65b9\u5f0f\u5b9e\u73b0
\uff082\uff09\u57fa\u4e8e\u6ce8\u89e3\u65b9\u5f0f\u5b9e\u73b0<\/p>\n\n\n\n

IOC \u64cd\u4f5c Bean \u7ba1\u7406\uff08\u57fa\u4e8e xml \u65b9\u5f0f\uff09<\/h2>\n\n\n\n

1\u3001\u57fa\u4e8e xml \u65b9\u5f0f\u521b\u5efa\u5bf9\u8c61<\/h3>\n\n\n\n
    <!-- 1 \u914d\u7f6eUser\u5bf9\u8c61\u521b\u5efa -->\n    <bean id=\"user\" class=\"top.qaqaq.spring5.User\"><\/bean><\/code><\/pre>\n\n\n\n
\uff081\uff09\u5728 spring \u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u4f7f\u7528 bean \u6807\u7b7e\uff0c\u6807\u7b7e\u91cc\u9762\u6dfb\u52a0\u5bf9\u5e94\u5c5e\u6027\uff0c\u5c31\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u8c61\u521b\u5efa<\/p>\n\n\n\n
\uff082\uff09\u5728 bean \u6807\u7b7e\u6709\u5f88\u591a\u5c5e\u6027\uff0c\u4ecb\u7ecd\u5e38\u7528\u7684\u5c5e\u6027<\/p>\n\n\n\n
  • id \u5c5e\u6027\uff1a\u552f\u4e00\u6807\u8bc6<\/li>
  • class \u5c5e\u6027\uff1a\u7c7b\u5168\u8def\u5f84\uff08\u5305\u7c7b\u8def\u5f84\uff09<\/li><\/ul>\n\n\n\n
    \uff083\uff09\u521b\u5efa\u5bf9\u8c61\u65f6\u5019\uff0c\u9ed8\u8ba4\u4e5f\u662f\u6267\u884c\u65e0\u53c2\u6570\u6784\u9020\u65b9\u6cd5\u5b8c\u6210\u5bf9\u8c61\u521b\u5efa<\/p>\n\n\n\n
    2\u3001\u57fa\u4e8e xml \u65b9\u5f0f\u6ce8\u5165\u5c5e\u6027<\/h3>\n\n\n\n
    \uff081\uff09DI\uff1a\u4f9d\u8d56\u6ce8\u5165\uff0c\u5c31\u662f\u6ce8\u5165\u5c5e\u6027<\/p>\n\n\n\n
    3\u3001\u7b2c\u4e00\u79cd\u6ce8\u5165\u65b9\u5f0f\uff1a\u4f7f\u7528 set \u65b9\u6cd5\u8fdb\u884c\u6ce8\u5165<\/h3>\n\n\n\n
    \uff081\uff09\u521b\u5efa\u7c7b\uff0c\u5b9a\u4e49\u5c5e\u6027\u548c\u5bf9\u5e94\u7684 set \u65b9\u6cd5<\/p>\n\n\n\n
    package top.qaqaq.spring5;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 14:55\n *\/\n\n\/**\n * \u6f14\u793a\u4f7f\u7528set\u65b9\u6cd5\u8fdb\u884c\u6ce8\u5165\u5c5e\u6027\n *\/\npublic class Book {\n\n    \/\/ \u521b\u5efa\u5c5e\u6027\n    private String bname;\n    private String bauttor;\n\n    \/\/\u521b\u5efa\u5c5e\u6027\u5bf9\u5e94\u7684set\u65b9\u6cd5\n    public void setBname(String bname) {\n        this.bname = bname;\n    }\n\n    public void setBauttor(String bauttor) {\n        this.bauttor = bauttor;\n    }\n\n    public void testDemo(){\n        System.out.println(bname + \"::\" + bauttor);\n    }\n}\n<\/code><\/pre>\n\n\n\n
    \uff082\uff09\u5728 spring \u914d\u7f6e\u6587\u4ef6\u914d\u7f6e\u5bf9\u8c61\u521b\u5efa\uff0c\u914d\u7f6e\u5c5e\u6027\u6ce8\u5165<\/p>\n\n\n\n
      <!-- 2 set\u65b9\u6cd5\u6ce8\u5165\u5c5e\u6027 -->\n    <bean id=\"book\" class=\"top.qaqaq.spring5.Book\">\n\n        <!--\u4f7f\u7528property\u5b8c\u6210\u5c5e\u6027\u6ce8\u5165\n            name\uff1a\u7c7b\u91cc\u9762\u7684\u5c5e\u6027\u540d\u79f0\n            value\uff1a\u5411\u5c5e\u6027\u6ce8\u5165\u7684\u503c\n        -->\n        <property name=\"bname\" value=\"\u6613\u7b4b\u7ecf\"><\/property>\n        <property name=\"bauttor\" value=\"\u8fbe\u6469\u8001\u7956\"><\/property>\n    <\/bean><\/code><\/pre>\n\n\n\n
    4\u3001\u7b2c\u4e8c\u79cd\u6ce8\u5165\u65b9\u5f0f\uff1a\u4f7f\u7528\u6709\u53c2\u6570\u6784\u9020\u8fdb\u884c\u6ce8\u5165<\/h3>\n\n\n\n
    \uff081\uff09\u521b\u5efa\u7c7b\uff0c\u5b9a\u4e49\u5c5e\u6027\uff0c\u521b\u5efa\u5c5e\u6027\u5bf9\u5e94\u6709\u53c2\u6570\u6784\u9020\u65b9\u6cd5<\/p>\n\n\n\n
    package top.qaqaq.spring5;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 15:15\n *\/\n\n\/**\n * \u4f7f\u7528\u6709\u53c2\u6570\u6784\u9020\u6ce8\u5165\n *\/\npublic class Orders {\n\n    \/\/\u5c5e\u6027\n    private String oname;\n    private String address;\n\n    \/\/ \u6709\u53c2\u6570\u6784\u9020\n    public Orders(String oname, String address) {\n        this.oname = oname;\n        this.address = address;\n    }\n\n    public void ordersTest(){\n        System.out.println(oname + \"::\" + address);\n    }\n}\n<\/code><\/pre>\n\n\n\n
    \uff082\uff09\u5728 spring \u914d\u7f6e\u6587\u4ef6\u4e2d\u8fdb\u884c\u914d\u7f6e<\/p>\n\n\n\n
        <!-- 3 \u6709\u53c2\u6570\u6784\u9020\u6ce8\u5165\u5c5e\u6027 -->\n    <bean id=\"orders\" class=\"top.qaqaq.spring5.Orders\">\n        <constructor-arg name=\"oname\" value=\"\u7535\u8111\"><\/constructor-arg>\n        <constructor-arg name=\"address\" value=\"China\"><\/constructor-arg>\n    <\/bean><\/code><\/pre>\n\n\n\n
    5\u3001p \u540d\u79f0\u7a7a\u95f4\u6ce8\u5165\uff08\u4e86\u89e3\uff09<\/h3>\n\n\n\n
    \uff081\uff09\u4f7f\u7528 p \u540d\u79f0\u7a7a\u95f4\u6ce8\u5165\uff0c\u53ef\u4ee5\u7b80\u5316\u57fa\u4e8e xml \u914d\u7f6e\u65b9\u5f0f<\/p>\n\n\n\n
    \u7b2c\u4e00\u6b65 \u6dfb\u52a0 p \u540d\u79f0\u7a7a\u95f4\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d<\/p>\n\n\n\n
    <beans\n    xmlns:p=\"http:\/\/www.springframework.org\/schema\/p\"\n><\/code><\/pre>\n\n\n\n
    \u7b2c\u4e8c\u6b65 \u8fdb\u884c\u5c5e\u6027\u6ce8\u5165\uff0c\u5728 bean \u6807\u7b7e\u91cc\u9762\u8fdb\u884c\u64cd\u4f5c<\/p>\n\n\n\n
        <!-- 4 p\u540d\u79f0\u7a7a\u95f4\u6ce8\u5165 \u4e86\u89e3-->\n    <bean id=\"book\" class=\"top.qaqaq.spring5.Book\" p:bname=\"\u4e5d\u9633\u795e\u529f\" p:bauttor=\"\u65e0\u540d\u6c0f\">\n    <\/bean><\/code><\/pre>\n\n\n\n
    IOC \u64cd\u4f5c Bean \u7ba1\u7406\uff08xml \u6ce8\u5165\u5176\u4ed6\u7c7b\u578b\u5c5e\u6027\uff09<\/h3>\n\n\n\n
    1\u3001\u5b57\u9762\u91cf<\/p>\n\n\n\n
    \uff081\uff09null \u503c<\/p>\n\n\n\n
            <!-- null\u503c -->\n        <property name=\"address\">\n            <null\/>\n        <\/property><\/code><\/pre>\n\n\n\n
    \uff082\uff09\u5c5e\u6027\u503c\u5305\u542b\u7279\u6b8a\u7b26\u53f7<\/p>\n\n\n\n
            <!-- \u5c5e\u6027\u503c\u5305\u542b\u7279\u6b8a\u7b26\u53f7\n            1 \u628a<>\u8fdb\u884c\u8f6c\u4e49 &lt; &gt;\n            2 \u628a\u5e26\u7279\u6b8a\u7b26\u53f7\u5185\u5bb9\u5199\u9053CDATA\n        -->\n        <property name=\"address\">\n            <value><![CDATA[<<\u5357\u4eac>>]]><\/value>\n        <\/property><\/code><\/pre>\n\n\n\n
    2\u3001\u6ce8\u5165\u5c5e\u6027-\u5916\u90e8 bean<\/p>\n\n\n\n
    \uff081\uff09\u521b\u5efa\u4e24\u4e2a\u7c7b service \u7c7b\u548c dao \u7c7b
    \uff082\uff09\u5728 service \u8c03\u7528 dao \u91cc\u9762\u7684\u65b9\u6cd5
    \uff083\uff09\u5728 spring \u914d\u7f6e\u6587\u4ef6\u4e2d\u8fdb\u884c\u914d\u7f6e<\/p>\n\n\n\n
    package top.qaqaq.spring5.service;\n\nimport top.qaqaq.spring5.dao.UserDao;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 16:07\n *\/\npublic class UserService {\n\n    \/\/ \u521b\u5efaUserDao\u7c7b\u578b\u5c5e\u6027\uff0c\u751f\u6210set\u65b9\u6cd5\n    private UserDao userDao;\n\n    public void setUserDao(UserDao userDao) {\n        this.userDao = userDao;\n    }\n\n    public void add() {\n        System.out.println(\"service add..............\");\n        userDao.update();\n\n        \/\/ \u539f\u59cb\u65b9\u5f0f\uff1a \u521b\u5efaUserDao\u5bf9\u8c61\n        \/*  UserDao userDao = new UserDaoImpl();\n        userDao.update();   *\/\n    }\n}\n<\/code><\/pre>\n\n\n\n
    package top.qaqaq.spring5.dao;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 16:08\n *\/\npublic interface UserDao {\n\n    public void update();\n}\n<\/code><\/pre>\n\n\n\n
    package top.qaqaq.spring5.dao;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 16:08\n *\/\npublic class UserDaoImpl implements UserDao{\n\n    @Override\n    public void update() {\n        System.out.println(\"dao update...........\");\n    }\n}\n<\/code><\/pre>\n\n\n\n
    <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<beans xmlns=\"http:\/\/www.springframework.org\/schema\/beans\"\n       xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n       xsi:schemaLocation=\"http:\/\/www.springframework.org\/schema\/beans http:\/\/www.springframework.org\/schema\/beans\/spring-beans.xsd\">\n\n    <!-- 1 service\u548cdao\u5bf9\u8c61\u521b\u5efa -->\n    <bean id=\"userService\" class=\"top.qaqaq.spring5.service.UserService\">\n        <!-- \u6ce8\u5165userDao\u5bf9\u8c61\n            name\u5c5e\u6027\u503c\uff1a\u7c7b\u91cc\u9762\u5c5e\u6027\u540d\u79f0\n            ref\u5c5e\u6027\uff1a\u521b\u5efauserDao\u5bf9\u8c61bean\u6807\u7b7eid\u503c\n        -->\n        <property name=\"userDao\" ref=\"userDaoImpl\"><\/property>\n    <\/bean>\n\n    <bean id=\"userDaoImpl\" class=\"top.qaqaq.spring5.dao.UserDaoImpl\"><\/bean>\n<\/beans><\/code><\/pre>\n\n\n\n
    3\u3001\u6ce8\u5165\u5c5e\u6027-\u5185\u90e8 bean<\/p>\n\n\n\n
    \uff081\uff09\u4e00\u5bf9\u591a\u5173\u7cfb\uff1a\u90e8\u95e8\u548c\u5458\u5de5
    \u4e00\u4e2a\u90e8\u95e8\u6709\u591a\u4e2a\u5458\u5de5\uff0c\u4e00\u4e2a\u5458\u5de5\u5c5e\u4e8e\u4e00\u4e2a\u90e8\u95e8
    \u90e8\u95e8\u662f\u4e00\uff0c\u5458\u5de5\u662f\u591a
    \uff082\uff09\u5728\u5b9e\u4f53\u7c7b\u4e4b\u95f4\u8868\u793a\u4e00\u5bf9\u591a\u5173\u7cfb\uff0c\u5458\u5de5\u8868\u793a\u6240\u5c5e\u90e8\u95e8\uff0c\u4f7f\u7528\u5bf9\u8c61\u7c7b\u578b\u5c5e\u6027\u8fdb\u884c\u8868\u793a<\/p>\n\n\n\n
    package top.qaqaq.spring5.bean;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 17:09\n *\/\n\n\/\/ \u90e8\u95e8\u7c7b\npublic class Dept {\n\n    private String dname;\n\n    public void setDname(String dname) {\n        this.dname = dname;\n    }\n\n    @Override\n    public String toString() {\n        return \"Dept{\" +\n                \"dname='\" + dname + '\\'' +\n                '}';\n    }\n}\n<\/code><\/pre>\n\n\n\n
    package top.qaqaq.spring5.bean;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 17:10\n *\/\n\n\/\/ \u5458\u5de5\u7c7b\npublic class Emp {\n\n    private String ename;\n    private String gender;\n    \/\/ \u5458\u5de5\u5c5e\u4e8e\u67d0\u4e00\u4e2a\u90e8\u95e8\uff0c\u4f7f\u7528\u5bf9\u8c61\u5f62\u5f0f\u8868\u793a\n    private Dept dept;\n\n    public void setEname(String ename) {\n        this.ename = ename;\n    }\n\n    public void setGender(String gender) {\n        this.gender = gender;\n    }\n\n    public void setDept(Dept dept) {\n        this.dept = dept;\n    }\n\n    public void add () {\n        System.out.println(ename + \"::\" + gender + \"::\" + dept);\n    }\n}\n<\/code><\/pre>\n\n\n\n
    \uff083\uff09\u5728 spring \u914d\u7f6e\u6587\u4ef6\u4e2d\u8fdb\u884c\u914d\u7f6e<\/p>\n\n\n\n
    <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<beans xmlns=\"http:\/\/www.springframework.org\/schema\/beans\"\n       xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n       xsi:schemaLocation=\"http:\/\/www.springframework.org\/schema\/beans http:\/\/www.springframework.org\/schema\/beans\/spring-beans.xsd\">\n\n    <!-- \u5185\u90e8bean -->\n    <bean id=\"emp\" class=\"top.qaqaq.spring5.bean.Emp\">\n        <!-- \u8bbe\u7f6e\u4e24\u4e2a\u666e\u901a\u5c5e\u6027 -->\n        <property name=\"ename\" value=\"lucy\"><\/property>\n        <property name=\"gender\" value=\"\u5973\"><\/property>\n        <!-- \u8bbe\u7f6e\u5bf9\u8c61\u7c7b\u578b\u5c5e\u6027 -->\n        <property name=\"dept\">\n            <bean id=\"dept\" class=\"top.qaqaq.spring5.bean.Dept\">\n                <property name=\"dname\" value=\"\u5b89\u4fdd\u90e8\"><\/property>\n            <\/bean>\n        <\/property>\n    <\/bean>\n<\/beans><\/code><\/pre>\n\n\n\n
    4\u3001\u6ce8\u5165\u5c5e\u6027-\u7ea7\u8054\u8d4b\u503c<\/p>\n\n\n\n
    \uff081\uff09\u7b2c\u4e00\u79cd\u5199\u6cd5<\/p>\n\n\n\n
    <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<beans xmlns=\"http:\/\/www.springframework.org\/schema\/beans\"\n       xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n       xsi:schemaLocation=\"http:\/\/www.springframework.org\/schema\/beans http:\/\/www.springframework.org\/schema\/beans\/spring-beans.xsd\">\n\n    <!-- \u7ea7\u8054\u8d4b\u503c -->\n    <bean id=\"emp\" class=\"top.qaqaq.spring5.bean.Emp\">\n        <!-- \u8bbe\u7f6e\u4e24\u4e2a\u666e\u901a\u5c5e\u6027 -->\n        <property name=\"ename\" value=\"lucy\"><\/property>\n        <property name=\"gender\" value=\"\u5973\"><\/property>\n        <!-- \u7ea7\u8054\u8d4b\u503c -->\n        <property name=\"dept\" ref=\"dept\"><\/property>\n    <\/bean>\n    <bean id=\"dept\" class=\"top.qaqaq.spring5.bean.Dept\">\n        <property name=\"dname\" value=\"\u8d22\u52a1\u90e8\"><\/property>\n    <\/bean>\n<\/beans><\/code><\/pre>\n\n\n\n
    \uff082\uff09\u7b2c\u4e8c\u79cd\u5199\u6cd5<\/p>\n\n\n\n
    \"\"<\/div><\/figure>\n\n\n\n
    <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<beans xmlns=\"http:\/\/www.springframework.org\/schema\/beans\"\n       xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n       xsi:schemaLocation=\"http:\/\/www.springframework.org\/schema\/beans http:\/\/www.springframework.org\/schema\/beans\/spring-beans.xsd\">\n\n    <!-- \u7ea7\u8054\u8d4b\u503c -->\n    <bean id=\"emp\" class=\"top.qaqaq.spring5.bean.Emp\">\n        <!-- \u8bbe\u7f6e\u4e24\u4e2a\u666e\u901a\u5c5e\u6027 -->\n        <property name=\"ename\" value=\"lucy\"><\/property>\n        <property name=\"gender\" value=\"\u5973\"><\/property>\n        <!-- \u7ea7\u8054\u8d4b\u503c -->\n        <property name=\"dept\" ref=\"dept\"><\/property>\n        <property name=\"dept.dname\" value=\"\u6280\u672f\u90e8\"><\/property>\n    <\/bean>\n    <bean id=\"dept\" class=\"top.qaqaq.spring5.bean.Dept\">\n        <property name=\"dname\" value=\"\u8d22\u52a1\u90e8\"><\/property>\n    <\/bean>\n<\/beans><\/code><\/pre>\n\n\n\n
    OC \u64cd\u4f5c Bean \u7ba1\u7406\uff08xml \u6ce8\u5165\u96c6\u5408\u5c5e\u6027\uff09<\/h3>\n\n\n\n
    1\u3001\u6ce8\u5165\u6570\u7ec4\u7c7b\u578b\u5c5e\u6027
    2\u3001\u6ce8\u5165 List \u96c6\u5408\u7c7b\u578b\u5c5e\u6027
    3\u3001\u6ce8\u5165 Map \u96c6\u5408\u7c7b\u578b\u5c5e\u6027<\/p>\n\n\n\n
    \uff081\uff09\u521b\u5efa\u7c7b\uff0c\u5b9a\u4e49\u6570\u7ec4\u3001list\u3001map\u3001set \u7c7b\u578b\u5c5e\u6027\uff0c\u751f\u6210\u5bf9\u5e94 set \u65b9\u6cd5<\/p>\n\n\n\n
    package top.qaqaq.spring5.collectiontype;\n\nimport java.util.Arrays;\nimport java.util.List;\nimport java.util.Map;\nimport java.util.Set;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 19:07\n *\/\npublic class Stu {\n    \/\/ 1. \u6570\u7ec4\u7c7b\u578b\u5c5e\u6027\n    private String[] courses;\n\n    \/\/ 2. list\u96c6\u5408\u7c7b\u578b\u5c5e\u6027\n    private List<String> list;\n\n    \/\/ 3. map\u96c6\u5408\u7c7b\u578b\u5c5e\u6027\n    private Map<String,String> maps;\n\n    \/\/ 4. set \u96c6\u5408\u7c7b\u578b\u5c5e\u6027\n    private Set<String> sets;\n\n    public void setCourses(String[] courses) {\n        this.courses = courses;\n    }\n\n    public void setList(List<String> list) {\n        this.list = list;\n    }\n\n    public void setMaps(Map<String, String> maps) {\n        this.maps = maps;\n    }\n\n    public void setSets(Set<String> sets) {\n        this.sets = sets;\n    }\n\n    public void test() {\n        System.out.println(Arrays.toString(courses));\n        System.out.println(list);\n        System.out.println(maps);\n        System.out.println(sets);\n    }\n}\n<\/code><\/pre>\n\n\n\n
    \uff082\uff09\u5728 spring \u914d\u7f6e\u6587\u4ef6\u8fdb\u884c\u914d\u7f6e<\/p>\n\n\n\n
    <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<beans xmlns=\"http:\/\/www.springframework.org\/schema\/beans\"\n       xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n       xsi:schemaLocation=\"http:\/\/www.springframework.org\/schema\/beans http:\/\/www.springframework.org\/schema\/beans\/spring-beans.xsd\">\n\n    <!-- 1 \u96c6\u5408\u7c7b\u578b\u5c5e\u6027\u6ce8\u5165 -->\n    <bean id=\"stu\" class=\"top.qaqaq.spring5.collectiontype.Stu\">\n        <!-- \u6570\u7ec4\u7c7b\u578b\u5c5e\u6027\u6ce8\u5165 -->\n        <property name=\"courses\">\n            <array>\n                <value>java\u8bfe\u7a0b<\/value>\n                <value>\u6570\u636e\u5e93\u8bfe\u7a0b<\/value>\n            <\/array>\n        <\/property>\n        <!-- list\u7c7b\u578b\u5c5e\u6027\u6ce8\u5165 -->\n        <property name=\"list\">\n            <list>\n                <value>\u5f20\u4e09<\/value>\n                <value>\u5c0f\u4e09<\/value>\n            <\/list>\n        <\/property>\n        <!-- map\u7c7b\u578b\u5c5e\u6027\u6ce8\u5165 -->\n        <property name=\"maps\">\n            <map>\n                <entry key=\"JAVA\" value=\"java\"><\/entry>\n                <entry key=\"PHP\" value=\"php\"><\/entry>\n            <\/map>\n        <\/property>\n        <!-- set\u7c7b\u578b\u5c5e\u6027\u6ce8\u5165 -->\n        <property name=\"sets\">\n            <set>\n                <value>MySQL<\/value>\n                <value>Redis<\/value>\n            <\/set>\n        <\/property>\n    <\/bean>\n<\/beans><\/code><\/pre>\n\n\n\n
    4\u3001\u5728\u96c6\u5408\u91cc\u9762\u8bbe\u7f6e\u5bf9\u8c61\u7c7b\u578b\u503c<\/p>\n\n\n\n
        <!-- \u521b\u5efa\u591a\u4e2acourse\u5bf9\u8c61 -->\n    <bean id=\"course1\" class=\"top.qaqaq.spring5.collectiontype.Course\">\n        <property name=\"cname\" value=\"Spring5\u6846\u67b6\"><\/property>\n    <\/bean>\n    <bean id=\"course2\" class=\"top.qaqaq.spring5.collectiontype.Course\">\n        <property name=\"cname\" value=\"MyBatis\u6846\u67b6\"><\/property>\n    <\/bean>\n\n        <!-- \u6ce8\u5165list\u96c6\u5408\u7c7b\u578b\uff0c\u503c\u662f\u5bf9\u8c61 -->\n        <property name=\"courseList\">\n            <list>\n                <ref bean=\"course1\"><\/ref>\n                <ref bean=\"course2\"><\/ref>\n            <\/list>\n        <\/property><\/code><\/pre>\n\n\n\n
    5\u3001\u628a\u96c6\u5408\u6ce8\u5165\u90e8\u5206\u63d0\u53d6\u51fa\u6765<\/p>\n\n\n\n
    \uff081\uff09\u5728 spring \u914d\u7f6e\u6587\u4ef6\u4e2d\u5f15\u5165\u540d\u79f0\u7a7a\u95f4 util<\/p>\n\n\n\n
    <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<beans xmlns=\"http:\/\/www.springframework.org\/schema\/beans\"\n       xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n       xmlns:util=\"http:\/\/www.springframework.org\/schema\/util\"<\/strong>\n       xsi:schemaLocation=\"http:\/\/www.springframework.org\/schema\/beans http:\/\/www.springframework.org\/schema\/beans\/spring-beans.xsd\n                           http:\/\/www.springframework.org\/schema\/util http:\/\/www.springframework.org\/schema\/util\/spring-util.xsd<\/strong>\"><\/code><\/pre>\n\n\n\n
    \uff082\uff09\u4f7f\u7528 util \u6807\u7b7e\u5b8c\u6210 list \u96c6\u5408\u6ce8\u5165\u63d0\u53d6<\/p>\n\n\n\n
        <!-- 1 \u63d0\u53d6list\u96c6\u5408\u7c7b\u578b\u5c5e\u6027\u6ce8\u5165 -->\n    <util:list id=\"bookList\">\n        <value>\u6613\u7b4b\u7ecf<\/value>\n        <value>\u4e5d\u9634\u771f\u7ecf<\/value>\n        <value>\u4e5d\u9633\u795e\u529f<\/value>\n    <\/util:list>\n\n    <!-- 2 \u63d0\u53d6list\u96c6\u5408\u7c7b\u578b\u5c5e\u6027\u6ce8\u5165\u4f7f\u7528 -->\n    <bean id=\"book\" class=\"top.qaqaq.spring5.collectiontype.Book\">\n        <property name=\"list\" ref=\"bookList\"><\/property>\n    <\/bean><\/code><\/pre>\n\n\n\n
    package top.qaqaq.spring5.collectiontype;\n\nimport java.util.List;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 19:49\n *\/\npublic class Book {\n\n    private List<String> list;\n\n    public void setList(List<String> list) {\n        this.list = list;\n    }\n\n    public void test(){\n        System.out.println(list);\n    }\n}\n<\/code><\/pre>\n\n\n\n
    IOC \u64cd\u4f5c Bean \u7ba1\u7406\uff08FactoryBean\uff09<\/h3>\n\n\n\n
    1\u3001Spring \u6709\u4e24\u79cd\u7c7b\u578b bean\uff0c\u4e00\u79cd\u666e\u901a bean\uff0c\u53e6\u5916\u4e00\u79cd\u5de5\u5382 bean\uff08FactoryBean\uff09<\/p>\n\n\n\n
    2\u3001\u666e\u901a bean\uff1a\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u5b9a\u4e49 bean \u7c7b\u578b\u5c31\u662f\u8fd4\u56de\u7c7b\u578b<\/p>\n\n\n\n
    3\u3001\u5de5\u5382 bean\uff1a\u5728\u914d\u7f6e\u6587\u4ef6\u5b9a\u4e49 bean \u7c7b\u578b\u53ef\u4ee5\u548c\u8fd4\u56de\u7c7b\u578b\u4e0d\u4e00\u6837
    \u7b2c\u4e00\u6b65 \u521b\u5efa\u7c7b\uff0c\u8ba9\u8fd9\u4e2a\u7c7b\u4f5c\u4e3a\u5de5\u5382 bean\uff0c\u5b9e\u73b0\u63a5\u53e3 FactoryBean
    \u7b2c\u4e8c\u6b65 \u5b9e\u73b0\u63a5\u53e3\u91cc\u9762\u7684\u65b9\u6cd5\uff0c\u5728\u5b9e\u73b0\u7684\u65b9\u6cd5\u4e2d\u5b9a\u4e49\u8fd4\u56de\u7684 bean \u7c7b\u578b<\/p>\n\n\n\n
    package top.qaqaq.spring5.factorybean;\n\nimport org.springframework.beans.factory.FactoryBean;\nimport top.qaqaq.spring5.collectiontype.Course;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 20:32\n *\/\npublic class MyBean implements FactoryBean<Course> {\n\n    \/\/ \u5b9a\u4e49\u8fd4\u56debean\n    @Override\n    public Course getObject() throws Exception {\n        Course course = new Course();\n        course.setCname(\"abc\");\n        return course;\n    }\n\n    @Override\n    public Class<?> getObjectType() {\n        return null;\n    }\n\n    @Override\n    public boolean isSingleton() {\n        return FactoryBean.super.isSingleton();\n    }\n}\n<\/code><\/pre>\n\n\n\n
        <bean id=\"myBean\" class=\"top.qaqaq.spring5.factorybean.MyBean\">\n\n    <\/bean><\/code><\/pre>\n\n\n\n
        @Test\n    public void test3(){\n        ApplicationContext context = new ClassPathXmlApplicationContext(\"bean7.xml\");\n        Course course = context.getBean(\"myBean\", Course.class);\n        System.out.println(course);\n    }<\/code><\/pre>\n\n\n\n
    IOC \u64cd\u4f5c Bean \u7ba1\u7406\uff08bean \u4f5c\u7528\u57df\uff09<\/h3>\n\n\n\n
    1\u3001\u5728 Spring \u91cc\u9762\uff0c\u8bbe\u7f6e\u521b\u5efa bean \u5b9e\u4f8b\u662f\u5355\u5b9e\u4f8b\u8fd8\u662f\u591a\u5b9e\u4f8b<\/p>\n\n\n\n
    2\u3001\u5728 Spring \u91cc\u9762\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cbean \u662f\u5355\u5b9e\u4f8b\u5bf9\u8c61<\/p>\n\n\n\n
        @Test\n    public void testCollection2(){\n        ApplicationContext context = new ClassPathXmlApplicationContext(\"bean6.xml\");\n        Book book1 = context.getBean(\"book\", Book.class);\n        Book book2 = context.getBean(\"book\", Book.class);\n        \/\/book.test();\n\n        System.out.println(book1);\n        System.out.println(book2);\n    }<\/code><\/pre>\n\n\n\n
    \"\"<\/div><\/figure>\n\n\n\n
    3\u3001\u5982\u4f55\u8bbe\u7f6e\u5355\u5b9e\u4f8b\u8fd8\u662f\u591a\u5b9e\u4f8b<\/p>\n\n\n\n
    \uff081\uff09\u5728 spring \u914d\u7f6e\u6587\u4ef6 bean \u6807\u7b7e\u91cc\u9762\u6709\u5c5e\u6027\uff08scope\uff09\u7528\u4e8e\u8bbe\u7f6e\u5355\u5b9e\u4f8b\u8fd8\u662f\u591a\u5b9e\u4f8b<\/p>\n\n\n\n
    \uff082\uff09scope \u5c5e\u6027\u503c
    \u7b2c\u4e00\u4e2a\u503c \u9ed8\u8ba4\u503c\uff0csingleton\uff0c\u8868\u793a\u662f\u5355\u5b9e\u4f8b\u5bf9\u8c61
    \u7b2c\u4e8c\u4e2a\u503c prototype\uff0c\u8868\u793a\u662f\u591a\u5b9e\u4f8b\u5bf9\u8c61<\/p>\n\n\n\n
        <!-- 2 \u63d0\u53d6list\u96c6\u5408\u7c7b\u578b\u5c5e\u6027\u6ce8\u5165\u4f7f\u7528 -->\n    <bean id=\"book\" class=\"top.qaqaq.spring5.collectiontype.Book\" scope=\"prototype\">\n        <property name=\"list\" ref=\"bookList\"><\/property>\n    <\/bean><\/code><\/pre>\n\n\n\n
    \"\"<\/div><\/figure>\n\n\n\n
    \uff083\uff09singleton \u548c prototype \u533a\u522b<\/p>\n\n\n\n
    \u7b2c\u4e00 singleton \u5355\u5b9e\u4f8b\uff0cprototype \u591a\u5b9e\u4f8b
    \u7b2c\u4e8c   \u8bbe\u7f6e scope \u503c\u662f singleton \u65f6\u5019\uff0c\u52a0\u8f7d spring \u914d\u7f6e\u6587\u4ef6\u65f6\u5019\u5c31\u4f1a\u521b\u5efa\u5355\u5b9e\u4f8b\u5bf9\u8c61
    \u8bbe\u7f6e scope \u503c\u662f prototype \u65f6\u5019\uff0c\u4e0d\u662f\u5728\u52a0\u8f7d spring \u914d\u7f6e\u6587\u4ef6\u65f6\u5019\u521b\u5efa \u5bf9\u8c61\uff0c\u5728\u8c03\u7528
    getBean \u65b9\u6cd5\u65f6\u5019\u521b\u5efa\u591a\u5b9e\u4f8b\u5bf9\u8c61<\/p>\n\n\n\n
    IOC \u64cd\u4f5c Bean \u7ba1\u7406\uff08bean \u751f\u547d\u5468\u671f\uff09<\/h3>\n\n\n\n
    1\u3001\u751f\u547d\u5468\u671f<\/p>\n\n\n\n
    \uff081\uff09\u4ece\u5bf9\u8c61\u521b\u5efa\u5230\u5bf9\u8c61\u9500\u6bc1\u7684\u8fc7\u7a0b<\/p>\n\n\n\n
    2\u3001bean \u751f\u547d\u5468\u671f<\/p>\n\n\n\n
    \uff081\uff09\u901a\u8fc7\u6784\u9020\u5668\u521b\u5efa bean \u5b9e\u4f8b\uff08\u65e0\u53c2\u6570\u6784\u9020\uff09
    \uff082\uff09\u4e3a bean \u7684\u5c5e\u6027\u8bbe\u7f6e\u503c\u548c\u5bf9\u5176\u4ed6 bean \u5f15\u7528\uff08\u8c03\u7528 set \u65b9\u6cd5\uff09
    \uff083\uff09\u8c03\u7528 bean \u7684\u521d\u59cb\u5316\u7684\u65b9\u6cd5\uff08\u9700\u8981\u8fdb\u884c\u914d\u7f6e\u521d\u59cb\u5316\u7684\u65b9\u6cd5\uff09
    \uff084\uff09bean \u53ef\u4ee5\u4f7f\u7528\u4e86\uff08\u5bf9\u8c61\u83b7\u53d6\u5230\u4e86\uff09
    \uff085\uff09\u5f53\u5bb9\u5668\u5173\u95ed\u65f6\u5019\uff0c\u8c03\u7528 bean \u7684\u9500\u6bc1\u7684\u65b9\u6cd5\uff08\u9700\u8981\u8fdb\u884c\u914d\u7f6e\u9500\u6bc1\u7684\u65b9\u6cd5\uff09<\/p>\n\n\n\n
    3\u3001\u6f14\u793a bean \u751f\u547d\u5468\u671f<\/p>\n\n\n\n
    package top.qaqaq.spring5.bean;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 21:18\n *\/\npublic class Orders {\n\n    private String oname;\n\n    \/\/ \u65e0\u53c2\u6570\u6784\u9020\n    public Orders() {\n        System.out.println(\"\u7b2c\u4e00\u6b65 \u6267\u884c\u65e0\u53c2\u6570\u6784\u9020\u521b\u5efabean\u5b9e\u4f8b\");\n    }\n\n    public void setOname(String oname) {\n        this.oname = oname;\n        System.out.println(\"\u7b2c\u4e8c\u6b65 \u8c03\u7528set\u65b9\u6cd5\u8bbe\u7f6e\u5c5e\u6027\u503c\");\n    }\n\n    \/\/\u521b\u5efa\u6267\u884c\u7684\u521d\u59cb\u5316\u7684\u65b9\u6cd5\n    public void initMethod(){\n        System.out.println(\"\u7b2c\u4e09\u6b65 \u6267\u884c\u521d\u59cb\u5316\u7684\u65b9\u6cd5\");\n    }\n\n    \/\/\u521b\u5efa\u6267\u884c\u7684\u9500\u6bc1\u7684\u65b9\u6cd5\n    public void destroyMethod() {\n        System.out.println(\"\u7b2c\u4e94\u6b65 \u6267\u884c\u9500\u6bc1\u7684\u65b9\u6cd5\");\n    }\n}\n<\/code><\/pre>\n\n\n\n
        <bean id=\"orders\" class=\"top.qaqaq.spring5.bean.Orders\" init-method=\"initMethod\" destroy-method=\"destroyMethod\">\n        <property name=\"oname\" value=\"\u624b\u673a\"><\/property>\n    <\/bean><\/code><\/pre>\n\n\n\n
        @Test\n    public void testBean4(){\n        \/\/ApplicationContext context = new ClassPathXmlApplicationContext(\"bean8.xml\");\n        ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(\"bean8.xml\");\n        Orders orders = context.getBean(\"orders\", Orders.class);\n        System.out.println(\"\u7b2c\u56db\u6b65 \u83b7\u53d6\u521b\u5efabean\u5b9e\u4f8b\u5bf9\u8c61\");\n        System.out.println(orders);\n\n        \/\/\u624b\u52a8\u8ba9bean\u5b9e\u4f8b\u9500\u6bc1\n        context.close();\n    }<\/code><\/pre>\n\n\n\n
    \"\"<\/div><\/figure>\n\n\n\n
    4\u3001bean \u7684\u540e\u7f6e\u5904\u7406\u5668\uff0cbean \u751f\u547d\u5468\u671f\u6709\u4e03\u6b65<\/p>\n\n\n\n
    \uff081\uff09\u901a\u8fc7\u6784\u9020\u5668\u521b\u5efa bean \u5b9e\u4f8b\uff08\u65e0\u53c2\u6570\u6784\u9020\uff09
    \uff082\uff09\u4e3a bean \u7684\u5c5e\u6027\u8bbe\u7f6e\u503c\u548c\u5bf9\u5176\u4ed6 bean \u5f15\u7528\uff08\u8c03\u7528 set \u65b9\u6cd5\uff09
    \uff083\uff09\u628a bean \u5b9e\u4f8b\u4f20\u9012 bean \u540e\u7f6e\u5904\u7406\u5668\u7684\u65b9\u6cd5 postProcessBeforeInitialization
    \uff084\uff09\u8c03\u7528 bean \u7684\u521d\u59cb\u5316\u7684\u65b9\u6cd5\uff08\u9700\u8981\u8fdb\u884c\u914d\u7f6e\u521d\u59cb\u5316\u7684\u65b9\u6cd5\uff09
    \uff085\uff09\u628a bean \u5b9e\u4f8b\u4f20\u9012 bean \u540e\u7f6e\u5904\u7406\u5668\u7684\u65b9\u6cd5 postProcessAfterInitialization
    \uff086\uff09bean \u53ef\u4ee5\u4f7f\u7528\u4e86\uff08\u5bf9\u8c61\u83b7\u53d6\u5230\u4e86\uff09
    \uff087\uff09\u5f53\u5bb9\u5668\u5173\u95ed\u65f6\u5019\uff0c\u8c03\u7528 bean \u7684\u9500\u6bc1\u7684\u65b9\u6cd5\uff08\u9700\u8981\u8fdb\u884c\u914d\u7f6e\u9500\u6bc1\u7684\u65b9\u6cd5\uff09<\/p>\n\n\n\n
    5\u3001\u6f14\u793a\u6dfb\u52a0\u540e\u7f6e\u5904\u7406\u5668\u6548\u679c<\/p>\n\n\n\n
    \uff081\uff09\u521b\u5efa\u7c7b\uff0c\u5b9e\u73b0\u63a5\u53e3 BeanPostProcessor\uff0c\u521b\u5efa\u540e\u7f6e\u5904\u7406\u5668<\/p>\n\n\n\n
    package top.qaqaq.spring5.bean;\n\nimport org.springframework.beans.BeansException;\nimport org.springframework.beans.factory.config.BeanPostProcessor;\nimport org.springframework.lang.Nullable;\n\n\/**\n * @author RichieZhang\n * @create 2022-12-21 21:39\n *\/\npublic class MyBeanPost implements BeanPostProcessor {\n\n    @Override\n    public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {\n        System.out.println(\"\u5728\u521d\u59cb\u5316\u4e4b\u524d\u6267\u884c\u7684\u65b9\u6cd5\");\n        return bean;\n    }\n\n    @Override\n    public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {\n        System.out.println(\"\u5728\u521d\u59cb\u5316\u4e4b\u540e\u6267\u884c\u7684\u65b9\u6cd5\");\n        return bean;\n    }\n}\n<\/code><\/pre>\n\n\n\n
        <!-- \u914d\u7f6e\u540e\u7f6e\u5904\u7406\u5668 -->\n    <bean id=\"myBeanPost\" class=\"top.qaqaq.spring5.bean.MyBeanPost\"><\/bean><\/code><\/pre>\n\n\n\n
    \"\"<\/div><\/figure>\n\n\n\n
    IOC \u64cd\u4f5c Bean \u7ba1\u7406\uff08xml \u81ea\u52a8\u88c5\u914d\uff09<\/h3>\n\n\n\n
    1\u3001\u4ec0\u4e48\u662f\u81ea\u52a8\u88c5\u914d
    \uff081\uff09\u6839\u636e\u6307\u5b9a\u88c5\u914d\u89c4\u5219\uff08\u5c5e\u6027\u540d\u79f0\u6216\u8005\u5c5e\u6027\u7c7b\u578b\uff09\uff0cSpring \u81ea\u52a8\u5c06\u5339\u914d\u7684\u5c5e\u6027\u503c\u8fdb\u884c\u6ce8\u5165<\/p>\n\n\n\n
    2\u3001\u6f14\u793a\u81ea\u52a8\u88c5\u914d\u8fc7\u7a0b
    \uff081\uff09\u6839\u636e\u5c5e\u6027\u540d\u79f0\u81ea\u52a8\u6ce8\u5165<\/p>\n\n\n\n
        <!--\u5b9e\u73b0\u81ea\u52a8\u88c5\u914d\r\n        bean\u6807\u7b7e\u5c5e\u6027autowire\uff0c\u914d\u7f6e\u81ea\u52a8\u88c5\u914d\r\n        autowire\u5c5e\u6027\u5e38\u7528\u4e24\u4e2a\u503c\uff1a\r\n            byName\u6839\u636e\u5c5e\u6027\u540d\u79f0\u6ce8\u5165\uff0c\u6ce8\u5165\u503cbean\u7684id\u503c\u548c\u7c7b\u5c5e\u6027\u540d\u79f0\u4e00\u6837\r\n            byType\u6839\u636e\u5c5e\u6027\u7c7b\u578b\u6ce8\u5165\r\n    -->\r\n    <bean id=\"emp\" class=\"top.qaqaq.spring5.autowire.Emp\" autowire=\"byName\">\r\n<!--        <property name=\"dept\" ref=\"dept\"><\/property>-->\r\n    <\/bean>\r\n    <bean id=\"dept\" class=\"top.qaqaq.spring5.autowire.Dept\"><\/bean><\/code><\/pre>\n\n\n\n
    \uff082\uff09\u6839\u636e\u5c5e\u6027\u7c7b\u578b\u81ea\u52a8\u6ce8\u5165<\/p>\n\n\n\n
        <!--\u5b9e\u73b0\u81ea\u52a8\u88c5\u914d\r\n        bean\u6807\u7b7e\u5c5e\u6027autowire\uff0c\u914d\u7f6e\u81ea\u52a8\u88c5\u914d\r\n        autowire\u5c5e\u6027\u5e38\u7528\u4e24\u4e2a\u503c\uff1a\r\n            byName\u6839\u636e\u5c5e\u6027\u540d\u79f0\u6ce8\u5165\uff0c\u6ce8\u5165\u503cbean\u7684id\u503c\u548c\u7c7b\u5c5e\u6027\u540d\u79f0\u4e00\u6837\r\n            byType\u6839\u636e\u5c5e\u6027\u7c7b\u578b\u6ce8\u5165\r\n    -->\r\n    <bean id=\"emp\" class=\"top.qaqaq.spring5.autowire.Emp\" autowire=\"byType\">\r\n<!--        <property name=\"dept\" ref=\"dept\"><\/property>-->\r\n    <\/bean>\r\n    <bean id=\"dept\" class=\"top.qaqaq.spring5.autowire.Dept\"><\/bean><\/code><\/pre>\n\n\n\n
    IOC \u64cd\u4f5c Bean \u7ba1\u7406(\u5916\u90e8\u5c5e\u6027\u6587\u4ef6)<\/h3>\n\n\n\n
    1\u3001\u76f4\u63a5\u914d\u7f6e\u6570\u636e\u5e93\u4fe1\u606f<\/p>\n\n\n\n
    \uff081\uff09\u914d\u7f6e\u5fb7\u9c81\u4f0a\u8fde\u63a5\u6c60
    \uff082\uff09\u5f15\u5165\u5fb7\u9c81\u4f0a\u8fde\u63a5\u6c60\u4f9d\u8d56 jar \u5305<\/p>\n\n\n\n
    \"\"<\/div><\/figure>\n\n\n\n
        <!-- \u76f4\u63a5\u914d\u7f6e\u8fde\u63a5\u6c60 -->\r\n    <bean id=\"dataSource\" class=\"com.alibaba.druid.pool.DruidDataSource\">\r\n        <property name=\"driverClassName\" value=\"com.mysql.cj.jdbc.Driver\"><\/property>\r\n        <property name=\"url\" value=\"jdbc:mysql:\/\/localhost:3306\/userDb\"><\/property>\r\n        <property name=\"username\" value=\"root\"><\/property>\r\n        <property name=\"password\" value=\"root\"><\/property>\r\n    <\/bean><\/code><\/pre>\n\n\n\n
    2\u3001\u5f15\u5165\u5916\u90e8\u5c5e\u6027\u6587\u4ef6\u914d\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\u6c60<\/p>\n\n\n\n
    \uff081\uff09\u521b\u5efa\u5916\u90e8\u5c5e\u6027\u6587\u4ef6\uff0cproperties \u683c\u5f0f\u6587\u4ef6\uff0c\u5199\u6570\u636e\u5e93\u4fe1\u606f<\/p>\n\n\n\n
    prop.driverClass=com.mysql.cj.jdbc.Driver\r\nprop.url=jdbc:mysql:\/\/localhost:3306\/userDb\r\nprop.userName=root\r\nprop.password=root<\/code><\/pre>\n\n\n\n
    \uff082\uff09\u628a\u5916\u90e8 properties \u5c5e\u6027\u6587\u4ef6\u5f15\u5165\u5230 spring \u914d\u7f6e\u6587\u4ef6\u4e2d<\/p>\n\n\n\n
    \u5f15\u5165 context \u540d\u79f0\u7a7a\u95f4<\/p>\n\n\n\n
    <?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n<beans xmlns=\"http:\/\/www.springframework.org\/schema\/beans\"\r\n       xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\r\n       xmlns:context=\"http:\/\/www.springframework.org\/schema\/context\"\r\n       xsi:schemaLocation=\"http:\/\/www.springframework.org\/schema\/beans http:\/\/www.springframework.org\/schema\/beans\/spring-beans.xsd\r\n                            http:\/\/www.springframework.org\/schema\/context http:\/\/www.springframework.org\/schema\/context\/spring-context.xsd\">\r\n<\/code><\/pre>\n\n\n\n
    \u5728 spring \u914d\u7f6e\u6587\u4ef6\u4f7f\u7528\u6807\u7b7e\u5f15\u5165\u5916\u90e8\u5c5e\u6027\u6587\u4ef6<\/p>\n\n\n\n
        <!-- \u5f15\u5165\u5916\u90e8\u5c5e\u6027\u6587\u4ef6 -->\r\n    <context:property-placeholder location=\"classpath:jdbc.properties\"\/>\r\n\r\n    <!-- \u914d\u7f6e\u8fde\u63a5\u6c60 -->\r\n    <bean id=\"dataSource\" class=\"com.alibaba.druid.pool.DruidDataSource\">\r\n        <property name=\"driverClassName\" value=\"${prop.driverClass}\"><\/property>\r\n        <property name=\"url\" value=\"prop.url\"><\/property>\r\n        <property name=\"username\" value=\"prop.userName\"><\/property>\r\n        <property name=\"password\" value=\"prop.password\"><\/property>\r\n    <\/bean><\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
    IOC \u64cd\u4f5c Bean \u7ba1\u7406\uff08\u6982\u5ff5\uff09 1\u3001\u4ec0\u4e48\u662f Bean \u7ba1\u7406\uff080\uff09Bean \u7ba1\u7406\u6307\u7684\u662f\u4e24\u4e2a\u64cd\u4f5c\uff081\uff09Spr […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[102],"tags":[113],"class_list":["post-2794","post","type-post","status-publish","format-standard","hentry","category-spring-code","tag-spring"],"_links":{"self":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/2794"}],"collection":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2794"}],"version-history":[{"count":8,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/2794\/revisions"}],"predecessor-version":[{"id":2814,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/2794\/revisions\/2814"}],"wp:attachment":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2794"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}