{"id":834,"date":"2010-10-01T12:06:57","date_gmt":"2010-10-01T12:06:57","guid":{"rendered":"http:\/\/enjoyasp.net\/?p=834"},"modified":"2010-10-01T12:06:57","modified_gmt":"2010-10-01T12:06:57","slug":"%e9%9b%86%e5%90%88%e6%93%8d%e4%bd%9c%e5%87%ba%e7%8e%b0-concurrentmodificationexception-%e5%bc%82%e5%b8%b8","status":"publish","type":"post","link":"https:\/\/enjoyasp.net\/index.php\/2010\/10\/01\/%e9%9b%86%e5%90%88%e6%93%8d%e4%bd%9c%e5%87%ba%e7%8e%b0-concurrentmodificationexception-%e5%bc%82%e5%b8%b8\/","title":{"rendered":"\u96c6\u5408\u64cd\u4f5c\u51fa\u73b0 ConcurrentModificationException \u5f02\u5e38"},"content":{"rendered":"

?\u5982\uff1a
\n?Iterator<PowerInfo> it = list.iterator();
\n??? ??? while( it.hasNext() ){
\n?????????? PowerInfo temp = it.next();
\n??? ??? ??? if ( it.next.getName().equals(“teset”) ){
\n??? ?? ??? ??? ?list.remove(? temp );
\n}<\/p>\n

\u8fd9\u6837\u5c31\u4f1a\u629b\u51faConcurrentModificationException \u5f02\u5e38\u3002 \u539f\u56e0\uff1a<\/p>\n

<\/span>????? Iterator \u662f\u5de5\u4f5c\u5728\u4e00\u4e2a\u72ec\u7acb\u7684\u7ebf\u7a0b\u4e2d\uff0c\u5e76\u4e14\u62e5\u6709\u4e00\u4e2a mutex \u9501\u3002 Iterator \u88ab\u521b\u5efa\u4e4b\u540e\u4f1a\u5efa\u7acb\u4e00\u4e2a\u6307\u5411\u539f\u6765\u5bf9\u8c61\u7684\u5355\u94fe\u7d22\u5f15\u8868\uff0c\u5f53\u539f\u6765\u7684\u5bf9\u8c61\u6570\u91cf\u53d1\u751f\u53d8\u5316\u65f6\uff0c\u8fd9\u4e2a\u7d22\u5f15\u8868\u7684\u5185\u5bb9\u4e0d\u4f1a\u540c\u6b65\u6539\u53d8\uff0c\u6545\u5f53\u7d22\u5f15\u6307\u9488\u5f80\u540e\u79fb\u52a8\u7684\u65f6\u5019\u5c31\u627e\u4e0d\u5230\u8981\u8fed\u4ee3\u7684\u5bf9\u8c61\uff0c\u6309\u7167 fail-fast \u539f\u5219 Iterator \u4f1a\u9a6c\u4e0a\u629b\u51fa java.util.ConcurrentModificationException \u5f02\u5e38\u3002
\n?????? Iterator \u5728\u5de5\u4f5c\u7684\u65f6\u5019\u662f\u4e0d\u5141\u8bb8\u88ab\u8fed\u4ee3\u7684\u5bf9\u8c61\u88ab\u6539\u53d8\u7684\u3002\u53ef\u4ee5\u4f7f\u7528 Iterator \u672c\u8eab\u7684\u65b9\u6cd5 remove() \u6765\u5220\u9664\u5bf9\u8c61\u5373\uff1a<\/p>\n

?Iterator<PowerInfo> it = list.iterator();
\n??? ??? while( it.hasNext() ){
\n?????????? PowerInfo temp = it.next();
\n??? ??? ??? if ( it.next.getName().equals(“teset”) ){
\n??? ?? ??? ??? it.remove;????? \/\/\u4ece\u8fed\u4ee3\u5668\u6307\u5411\u7684\u96c6\u5408\u4e2d\u79fb\u9664\u8fed\u4ee3\u5668\u8fd4\u56de\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20,\u5373\u79fb\u9664\u5f53\u524d\u7684\u5143\u7d20\u3002
\n}<\/p>\n","protected":false},"excerpt":{"rendered":"

?\u5982\uff1a ?Iterator<PowerInfo> it = list.iterator(); ?? […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[],"class_list":["post-834","post","type-post","status-publish","format-standard","hentry","category-java"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/834","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/comments?post=834"}],"version-history":[{"count":0,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/834\/revisions"}],"wp:attachment":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/media?parent=834"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/categories?post=834"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/tags?post=834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}