{"id":10771,"date":"2023-11-28T21:43:23","date_gmt":"2023-11-28T13:43:23","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=10771"},"modified":"2023-11-28T21:43:26","modified_gmt":"2023-11-28T13:43:26","slug":"java-zhong-shen-me-shi-ke-zhong-ru-suo-reentrantlo","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/java-zhong-shen-me-shi-ke-zhong-ru-suo-reentrantlo\/","title":{"rendered":"Java\u4e2d\u4ec0\u4e48\u662f\u53ef\u91cd\u5165\u9501(ReentrantLock) ?"},"content":{"rendered":"<p>\u4e3e\u4f8b\u6765\u8bf4\u660e\u9501\u7684\u53ef\u91cd\u5165\u6027<br \/>\npublic class UnReentrant {<br \/>\nLock lock = new Lock();<br \/>\npublic void outer(){<br \/>\nlock.lock();<br \/>\ninner();<br \/>\nlock.unlock();<br \/>\n}<br \/>\npublic void inner(){<br \/>\nlock.lock();<br \/>\n\/\/do something<br \/>\nlock.unlock();<br \/>\n}<br \/>\n}<br \/>\nouter\u4e2d\u8c03\u7528\u4e86inner\uff0couter\u5148\u9501\u4f4f\u4e86lock,\u8fd9\u6837inner\u5c31\u4e0d\u80fd\u518d\u83b7\u53d6lock\u3002\u5176\u5b9e\u8c03\u7528outer\u7684\u7ebf\u7a0b\u5df2\u7ecf\u83b7\u53d6\u4e86lock\u9501,\u4f46\u662f\u4e0d\u80fd\u5728inner \u4e2d\u91cd\u590d\u5229\u7528\u5df2\u7ecf\u83b7\u53d6\u7684\u9501\u8d44\u6e90\uff0c\u8fd9\u79cd\u9501\u5373\u79f0\u4e4b\u4e3a\u4e0d\u53ef\u91cd\u5165\uff0c\u53ef\u91cd\u5165\u5c31\u610f\u5473\u7740:\u7ebf\u7a0b\u53ef\u4ee5\u8fdb\u5165\u4efb\u4f55\u4e00\u4e2a\u5b83\u5df2\u7ecf\u62e5\u6709\u7684\u9501\u6240\u540c\u6b65\u7740\u7684\u4ee3\u7801\u5757\u3002<br \/>\nsynchronized\u3001ReentrantLock\u90fd\u662f\u53ef\u91cd\u5165\u7684\u9501\uff0c\u53ef\u91cd\u5165\u9501\u76f8\u5bf9\u6765\u8bf4\u7b80\u5316\u4e86\u5e76\u53d1\u7f16\u7a0b\u7684\u5f00\u53d1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e3e\u4f8b\u6765\u8bf4\u660e\u9501\u7684\u53ef\u91cd\u5165\u6027 public class UnReentrant { Lock lock = new  [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[99],"tags":[],"class_list":["post-10771","post","type-post","status-publish","format-standard","hentry","category-javabase"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10771","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=10771"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10771\/revisions"}],"predecessor-version":[{"id":10772,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10771\/revisions\/10772"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=10771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=10771"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=10771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}