{"id":648,"date":"2017-05-10T20:19:51","date_gmt":"2017-05-10T12:19:51","guid":{"rendered":"http:\/\/prayerlaputa.com\/?p=648"},"modified":"2019-09-10T20:24:02","modified_gmt":"2019-09-10T12:24:02","slug":"java-list%e7%9a%84%e4%b8%ad-%e6%96%b9%e6%b3%95%e5%8f%82%e6%95%b0%e6%98%af%e7%88%b6%e7%b1%bb%e5%af%b9%e8%b1%a1%e7%9a%84list%e3%80%82%e4%bc%a0%e5%85%a5%e5%ad%90%e7%b1%bb%e5%af%b9%e8%b1%a1%e6%97%b6","status":"publish","type":"post","link":"http:\/\/prayerlaputa.com\/?p=648","title":{"rendered":"java List\u7684\u4e2d \u65b9\u6cd5\u53c2\u6570\u662f\u7236\u7c7b\u5bf9\u8c61\u7684list\u3002\u4f20\u5165\u5b50\u7c7b\u5bf9\u8c61\u65f6\u7684\u5904\u7406\u3010\u8f6c\u8f7d\u3011"},"content":{"rendered":"

 <\/p>\n

\n

java List\u7684\u4e2d \u65b9\u6cd5\u53c2\u6570\u662f\u7236\u7c7b\u5bf9\u8c61\u7684list\u3002\u4f20\u5165\u5b50\u7c7b\u5bf9\u8c61\u65f6\u7684\u5904\u7406<\/h1>\n

\u672c\u6587\u8f6c\u8f7d\u81ea\uff1a
\nhttps:\/\/blog.csdn.net\/u014463137\/article\/details\/75570656<\/a><\/p>\n<\/div>\n

<\/p>\n

\n

\u7236\u7c7b<\/h1>\n
public class FatherA {\r\n \r\n    private String a;\r\n \r\n \r\n    public String getA() {\r\n        return a;\r\n    }\r\n \r\n    public void setA(String a) {\r\n        this.a = a;\r\n    }\r\n \r\n}\r\n<\/code><\/pre>\n
\u5b50\u7c7b<\/h1>\n
public class Children extends FatherA {\r\n \r\n    private String b;\r\n \r\n    public String getB() {\r\n        return b;\r\n    }\r\n \r\n    public void setB(String b) {\r\n        this.b = b;\r\n    }\r\n    \r\n}\r\n<\/code><\/pre>\n
\u5b9e\u73b0<\/h1>\n
ArrayList\u548cArrayList\u662f\u4e24\u4e2a\u4e0d\u540c\u7684\u6cdb\u578b<\/p>\n
public class Test {\r\n    public static void main(String[] args) {\r\n        Children cl = new Children();\r\n        cl.setB(\"1\");\r\n        cl.setA(\"2\");\r\n        List<Children> list = new ArrayList<Children>();\r\n        list.add(cl);\r\n        getA(list);\r\n        System.out.println(cl.getA());\r\n    }\r\n \r\n    private static <T extends FatherA> void getA(List<T> list) {\r\n        for (int i = 0; i < list.size(); i++) {\r\n            list.get(i).setA(\"3\");\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n<\/div>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"
  java List\u7684\u4e2d \u65b9\u6cd5\u53c2\u6570\u662f\u7236\u7c7b\u5bf9\u8c61\u7684list\u3002\u4f20\u5165\u5b50\u7c7b\u5bf9\u8c61\u65f6\u7684\u5904\u7406 \u672c\u6587\u8f6c\u8f7d\u81ea\uff1a htt […]<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"categories":[6],"tags":[77,78],"_links":{"self":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/posts\/648"}],"collection":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=648"}],"version-history":[{"count":1,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/posts\/648\/revisions"}],"predecessor-version":[{"id":649,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/posts\/648\/revisions\/649"}],"wp:attachment":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=648"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=648"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=648"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}