{"id":268803,"date":"2021-01-09T21:23:16","date_gmt":"2021-01-09T13:23:16","guid":{"rendered":"http:\/\/4563.org\/?p=268803"},"modified":"2021-01-09T21:23:16","modified_gmt":"2021-01-09T13:23:16","slug":"%e8%af%b7%e9%97%ae%e4%b8%8b%e8%80%81%e5%93%a5%e4%bb%ac%ef%bc%8c%e4%bd%bf%e7%94%a8-threadlocal-%e6%9d%a5%e7%ae%a1%e7%90%86%e4%ba%8b%e5%8a%a1%ef%bc%8c%e6%89%a7%e8%a1%8c%e5%9b%9e%e6%bb%9a%e5%90%8e","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=268803","title":{"rendered":"\u8bf7\u95ee\u4e0b\u8001\u54e5\u4eec\uff0c\u4f7f\u7528 Threadlocal \u6765\u7ba1\u7406\u4e8b\u52a1\uff0c\u6267\u884c\u56de\u6eda\u540e\u6570\u636e\u4ecd\u53d1\u751f\u6539\u53d8\uff0c\u8be5\u600e\u4e48\u89e3\u51b3\uff1f"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  \u8bf7\u95ee\u4e0b\u8001\u54e5\u4eec\uff0c\u4f7f\u7528 Threadlocal \u6765\u7ba1\u7406\u4e8b\u52a1\uff0c\u6267\u884c\u56de\u6eda\u540e\u6570\u636e\u4ecd\u53d1\u751f\u6539\u53d8\uff0c\u8be5\u600e\u4e48\u89e3\u51b3\uff1f               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : PhilFreecess <\/span>  <span><i><\/i> 4<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\"> <\/p>\n<pre><code>     \/**      * \u5f00\u542f\u4e8b\u52a1      *\/     public void beginTransaction() {         try {             connectionUtils.getThreadConnection().setAutoCommit(false);         } catch (Exception e) {             e.printStackTrace();         }     }    public void transfer(String sourceName, String targetName, Float money) {          try {             \/\/\u5f00\u542f\u4e8b\u52a1             transactionManager.beginTransaction();              \/\/\u6267\u884c\u64cd\u4f5c             \/\/\u6839\u636e\u540d\u79f0\u5206\u522b\u67e5\u8be2\u5230\u8f6c\u5165\u8f6c\u51fa\u7684\u8d26\u6237             Account source = accountDao.findAccountByName(sourceName);             Account target = accountDao.findAccountByName(targetName);              \/\/\u8f6c\u5165\u8f6c\u51fa\u8d26\u6237\u52a0\u51cf             source.setBalance(source.getBalance() - money);             target.setBalance(target.getBalance() + money);              \/\/\u66f4\u65b0\u8f6c\u51fa\u8f6c\u5165\u8d26\u6237             accountDao.updateAccount(source);             \/\/\u6a21\u62df\u8f6c\u8d26\u5f02\u5e38             int num = 100 \/ 0;             accountDao.updateAccount(target);              \/\/\u63d0\u4ea4\u4e8b\u52a1             transactionManager.commit();          } catch (Exception e) {             \/\/\u56de\u6eda\u64cd\u4f5c             transactionManager.rollback();             e.printStackTrace();         } finally {             \/\/\u91ca\u653e\u8fde\u63a5             transactionManager.release();         }     } <\/code><\/pre>\n<p>\u8ddf\u7740\u535a\u5ba2\u6572\u7684\u4ee3\u7801\uff0c\u5b9e\u73b0\u4e86\u8f6c\u8d26\u7684\u529f\u80fd\uff0c\u629b\u51fa\u5f02\u5e38\u540e\u8c03\u7528\u4e86\u56de\u6eda\u65b9\u6cd5\uff0c\u4f46\u662f\u5f02\u5e38\u4e4b\u524d\u63d0\u4ea4\u4fee\u6539\u7684\u6570\u636e\u4ecd\u7136\u53d1\u751f\u4e86\u6539\u53d8\uff0c\u6570\u636e\u5e93\u5f15\u64ce\u4e3a innodb\uff0c\u8bf7\u95ee\u4e0b\u600e\u4e48\u89e3\u51b3\uff1f https:\/\/i.imgur.com\/tNorCDi.png https:\/\/i.imgur.com\/NLeb1Wk.png https:\/\/i.imgur.com\/7ia1Ntx.png<\/p>\n<\/p><\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>0<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>\u8bf7\u95ee\u4e0b\u8001\u54e5\u4eec\uff0c\u4f7f\u7528 Threadl&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/268803"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=268803"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/268803\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=268803"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=268803"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=268803"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}