{"id":2576,"date":"2020-12-10T14:17:40","date_gmt":"2020-12-10T06:17:40","guid":{"rendered":"http:\/\/127.0.0.2\/?p=2576"},"modified":"2020-12-10T14:17:57","modified_gmt":"2020-12-10T06:17:57","slug":"2020javaweb%e6%a1%86%e6%9e%b6%e6%95%99%e7%a8%8b%ef%bc%9aspring%e7%9a%84%e4%be%9d%e8%b5%96%e6%b3%a8%e5%85%a5","status":"publish","type":"post","link":"https:\/\/www.9713job.com\/?p=2576","title":{"rendered":"2020javaweb\u6846\u67b6\u6559\u7a0b\uff1aspring\u7684\u4f9d\u8d56\u6ce8\u5165"},"content":{"rendered":"

2020javaweb\u6846\u67b6\u6559\u7a0b\uff1aspring\u7684set\u4f9d\u8d56\u6ce8\u5165<\/h3>\n

set\u65b9\u5f0f\u6ce8\u5165<\/strong><\/span><\/h3>\n

value\u8868\u793a\u503c\u7c7b\u578b\u7684\u6ce8\u5165\uff0cref\u8868\u793a\u5bf9\u8c61\u7c7b\u578b\u7684\u6ce8\u5165<\/p>\n

\u521b\u5efa\u4e24\u4e2a\u5bf9\u8c61\uff0cUsers\u548cCar<\/p>\n

public class Users {\r\n    private int id;\r\n    private String name;\r\n    private double salary;\r\n    private Car car;\r\n}<\/pre>\n
public class Car {\r\n    private String name;\r\n    private String color;\r\n}<\/pre>\n
\u914d\u7f6e\u6587\u4ef6\uff1a
\n<\/p>\n
<!-- set\u65b9\u5f0f\u6ce8\u5165 -->\r\n<bean name=\"car\" class=\"entity.Car\">\r\n    <property name=\"name\" value=\"Persoche\" \/>\r\n    <property name=\"color\" value=\"red\"\/>\r\n<\/bean>\r\n<bean name=\"users\" class=\"entity.Users\">\r\n    <property name=\"id\" value=\"1\" \/>\r\n    <property name=\"name\" value=\"admin\" \/>\r\n    <property name=\"salary\" value=\"5000\" \/>\r\n    <property name=\"car\" ref=\"car\" \/>\r\n<\/bean><\/pre>\n
<\/p>\n
\"\"<\/p>\n
\u6d4b\u8bd5\u5de5\u5382\uff1a<\/p>\n
public void test(){\r\n    AbstractApplicationContext context;\r\n    context=new ClassPathXmlApplicationContext(\"applicationContext-inject.xml\");\r\n    Users users = (Users) context.getBean(\"users\");\r\n    System.out.println(users);\r\n}<\/pre>\n
\"\"<\/p>\n
 <\/p>\n
\u6784\u9020\u65b9\u6cd5\u6ce8\u5165<\/strong><\/span><\/h3>\n
\u521b\u5efa\u7c7b\u5bf9\u8c61\u7684\u6709\u53c2\u6784\u9020\u65b9\u6cd5<\/p>\n
\u914d\u7f6e\u6587\u4ef6\u8fdb\u884c\u6784\u9020\u65b9\u6cd5\u6ce8\u5165\uff1a<\/p>\n
<!-- \u6784\u9020\u65b9\u6cd5\u6ce8\u5165  -->\r\n<bean name=\"car2\" class=\"entity.Car\">\r\n    <property name=\"name\" value=\"BMW\" \/>\r\n    <property name=\"color\" value=\"Black\"\/>\r\n<\/bean>\r\n<bean name=\"users\" class=\"entity.Users\">\r\n    <constructor-arg name=\"name\" value=\"admin888\"\/>\r\n    <constructor-arg name=\"id\" value=\"2\"\/>\r\n    <constructor-arg name=\"salary\" value=\"5000\"\/>\r\n    <constructor-arg name=\"car\" ref=\"car2\"\/>\r\n<\/bean><\/pre>\n
\"\"<\/p>\n
\u6d4b\u8bd5\u5de5\u5382<\/p>\n
\"\"<\/p>\n
type\u7c7b\u578b\u6ce8\u5165<\/strong><\/span><\/h3>\n
\u5728\u7c7b\u4e2d\u6dfb\u52a0\u6784\u9020\u65b9\u6cd5\uff1a<\/p>\n
\"\"<\/p>\n
\u5728\u914d\u7f6e\u6587\u4ef6\u914d\u7f6ebean\u5bf9\u8c61<\/p>\n
<!-- type\u7c7b\u578b\u6ce8\u5165  -->\r\n<bean name=\"users\" class=\"entity.Users\" >\r\n    <constructor-arg name=\"id\" value=\"3\" index=\"0\" \/>\r\n    <constructor-arg name=\"name\" value=\"988\" index=\"1\" type=\"java.lang.Integer\"\/>\r\n<\/bean><\/pre>\n
\"\"<\/p>\n
\u7136\u540e\u542f\u52a8\u6d4b\u8bd5\u5de5\u5382<\/p>\n
\"\"<\/p>\n
p\u540d\u79f0\u7a7a\u95f4\u6ce8\u5165<\/span><\/strong><\/h3>\n
\u5728bean\u914d\u7f6e\u6587\u4ef6\u9876\u90e8\u6dfb\u52a0\uff1a<\/p>\n
xmlns:p=\"http:\/\/www.springframework.org\/schema\/p\"<\/pre>\n
\u7136\u540e\u5728\u4e0b\u9762\u6dfb\u52a0\u6ce8\u5165\uff1a<\/p>\n
<!-- p \u540d\u79f0\u7a7a\u95f4\u6ce8\u5165 -->\r\n<!-- p:\u5c5e\u6027\u540d  \u8868\u793a\u503c\u7c7b\u578b -->\r\n<!-- p:\u5c5e\u6027\u540d-ref  \u8868\u793a\u5f15\u7528\u7c7b\u578b -->\r\n<bean name=\"users\" class=\"entity.Users\" p:id=\"4\" p:name=\"996\"\/><\/pre>\n
\"\"
\n\u7136\u540e\u542f\u52a8\u6d4b\u8bd5\u5de5\u5382\uff1a<\/p>\n
\"\"<\/p>\n
SPEL\u8868\u8fbe\u5f0f\u6ce8\u5165<\/span><\/h3>\n
<!-- EL\u8868\u8fbe\u5f0f -->\r\n<bean name=\"users\" class=\"entity.Users\">\r\n    <property name=\"id\" value=\"5\"\/>\r\n    <property name=\"name\" value=\"999\"\/>\r\n<\/bean>\r\n<bean name=\"users1\" class=\"entity.Users\">\r\n    <property name=\"id\" value=\"#{users.id}\"\/>\r\n    <property name=\"name\" value=\"#{users.name}\"\/>\r\n<\/bean><\/pre>\n
\"\"
\n\"\"<\/p>\n
\u590d\u6742\u7c7b\u578b\u6ce8\u5165<\/span><\/h3>\n
\u6570\u7ec4\u3001List\u3001Set\u3001Map\u3001Properties\u7c7b\u578b<\/p>\n
\"\"<\/p>\n
\u6570\u7ec4<\/strong><\/span><\/p>\n
\u5728\u4e00\u4e2a\u7c7b\u52a0\u5165Object[] \u6570\u7ec4\uff0c\u5e76\u6dfb\u52a0getset\u65b9\u6cd5\u4ee5\u53catoString\u65b9\u6cd5<\/p>\n
\u7136\u540e\u5728\u914d\u7f6e\u6587\u4ef6\u6dfb\u52a0\uff1a<\/p>\n
<property name=\"obj\">\r\n    <array>\r\n        <value>\u6469\u6258\u8f66<\/value>\r\n        <value>\u62d6\u62c9\u673a<\/value>\r\n        <value>\u5170\u535a\u57fa\u5c3c<\/value>\r\n        <value>\u6cd5\u62c9\u5229<\/value>\r\n    <\/array>\r\n<\/property><\/pre>\n
\"\"<\/p>\n
\u7136\u540e\u542f\u52a8\u6d4b\u8bd5\u5de5\u5382\uff1a<\/p>\n
\"\"<\/p>\n
List<\/strong><\/span><\/p>\n
<property name=\"list\">\r\n    <list>\r\n        <value>admin<\/value>\r\n        <value>admin888<\/value>\r\n        <value>admin666<\/value>\r\n    <\/list>\r\n<\/property><\/pre>\n
\"\"<\/p>\n
Set<\/strong><\/span><\/p>\n
<property name=\"set\">\r\n    <set>\r\n        <value>123<\/value>\r\n        <value>456<\/value>\r\n        <value>789<\/value>\r\n    <\/set>\r\n<\/property><\/pre>\n
\"\"<\/p>\n
Map\u96c6\u5408<\/strong><\/span><\/p>\n
<property name=\"map\">\r\n    <map>\r\n        <entry key=\"\u5317\u4eac\" value=\"010\"\/>\r\n        <entry key=\"\u4e0a\u6d77\" value=\"021\"\/>\r\n    <\/map>\r\n<\/property><\/pre>\n
\"\"<\/p>\n
properties\u6ce8\u5165<\/strong><\/span><\/p>\n
<property name=\"pro\">\r\n    <props>\r\n        <prop key=\"username\">admin<\/prop>\r\n        <prop key=\"password\">admin888<\/prop>\r\n    <\/props>\r\n<\/property><\/pre>\n
\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"
2020javaweb\u6846\u67b6\u6559\u7a0b\uff1aspring\u7684set\u4f9d\u8d56\u6ce8\u5165 set\u65b9\u5f0f\u6ce8\u5165 value\u8868\u793a\u503c\u7c7b\u578b\u7684\u6ce8\u5165\uff0cre […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-2576","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts\/2576","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2576"}],"version-history":[{"count":8,"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts\/2576\/revisions"}],"predecessor-version":[{"id":2589,"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts\/2576\/revisions\/2589"}],"wp:attachment":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2576"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2576"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2576"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}