{"id":8870,"date":"2023-11-28T20:46:53","date_gmt":"2023-11-28T12:46:53","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=8870"},"modified":"2023-11-28T20:46:58","modified_gmt":"2023-11-28T12:46:58","slug":"java-zhong-zen-me-jian-ce-yi-ge-xian-cheng-shi-fou","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/java-zhong-zen-me-jian-ce-yi-ge-xian-cheng-shi-fou\/","title":{"rendered":"Java\u4e2d\u600e\u4e48\u68c0\u6d4b\u4e00\u4e2a\u7ebf\u7a0b\u662f\u5426\u62e5\u6709\u9501\uff1f"},"content":{"rendered":"<p>\u5728 java.lang.Thread \u4e2d\u6709\u4e00\u4e2a\u65b9\u6cd5\u53eb holdsLock (),\u5b83\u8fd4\u56de true \u5982\u679c\u5f53\u4e14\u4ec5\u5f53\u5f53\u524d\u7ebf\u7a0b\u62e5\u6709\u67d0\u4e2a\u5177\u4f53\u5bf9\u8c61\u7684\u9501\u3002<br \/>\nObject o\u3000= new Object()\uff1b<br \/>\n@Test<br \/>\npublic void test1() throws Exception \uff5b<br \/>\nnew Thread(new Runnable(){<br \/>\n@Override<br \/>\npublic void run(){<br \/>\nsynchronized(o){<br \/>\nSystem.out.println(&quot;child thread: holdlock:&quot;+<br \/>\nThread.holdsLock(o));<br \/>\n}<br \/>\n}<br \/>\n}).start();<br \/>\nSystem.out.println(&quot;main thread: holdLock:&quot;+ Thread.holdsLock(o));<br \/>\nThread.sleep(2000);<br \/>\n}<\/p>\n<pre><code class=\"language-plain_text\">main thread: holdLock: false\nchild thread: holdLock: true\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 java.lang.Thread \u4e2d\u6709\u4e00\u4e2a\u65b9\u6cd5\u53eb holdsLock (),\u5b83\u8fd4\u56de true \u5982\u679c\u5f53\u4e14\u4ec5\u5f53 [&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-8870","post","type-post","status-publish","format-standard","hentry","category-javabase"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8870","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=8870"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8870\/revisions"}],"predecessor-version":[{"id":8871,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8870\/revisions\/8871"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=8870"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=8870"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=8870"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}