{"id":944,"date":"2014-10-06T14:23:37","date_gmt":"2014-10-06T06:23:37","guid":{"rendered":"http:\/\/blog.amjet.biz\/IT\/?p=944"},"modified":"2014-10-23T10:04:32","modified_gmt":"2014-10-23T02:04:32","slug":"glassfish-restful-cause-500-error","status":"publish","type":"post","link":"https:\/\/blog.amjet.biz\/IT\/?p=944","title":{"rendered":"Glassfish Restful cause 500 error"},"content":{"rendered":"

Controller code \u5982\u4e0b<\/p>\n

@GET
\n@Produces(MediaType.APPLICATION_JSON)
\npublic List<Personnel> getAllPersonnel() {
\nList<Personnel> results=personnelDAO.getPersonnel();
\nreturn results;
\n}<\/p>\n

Model \u9020\u6210\u554f\u984c\u7684 code<\/p>\n

@OneToMany(mappedBy=”personnel”)
\nprivate List<Signup> signups;<\/p>\n

\u56e0\u70ba\u6709 1 \u5c0d\u591a\u7684\u95dc\u806f\uff0c\u53c8\u6c92\u6709\u6307\u5b9a fetch type\uff0c\u7576 Signup table \u6c92\u6709\u95dc\u806f\u8cc7\u6599\u6642\uff0csignups \u662f\u672a\u521d\u59cb\u72c0\u614b\uff0c\u9020\u6210 server return 500 error\uff0c\u95dc\u806f\u5ba3\u544a\u4fee\u6539\u5982\u4e0b\u5373\u53ef<\/p>\n

@OneToMany(mappedBy=”personnel”, fetch=FetchType.EAGER)<\/p>\n

[ratings]<\/p>\n","protected":false},"excerpt":{"rendered":"

Controller code \u5982\u4e0b @GET @Produces(MediaType.APPLICATION_JSON) public List<Personnel> getAllPersonnel() { List<Personnel> results=personnelDAO.getPersonnel(); return results; } Model \u9020\u6210\u554f\u984c\u7684 code @OneToMany(mappedBy=”personnel”) private List<Signup> signups; \u56e0\u70ba\u6709 1 \u5c0d\u591a\u7684\u95dc\u806f\uff0c\u53c8\u6c92\u6709\u6307\u5b9a fetch type\uff0c\u7576 Signup table \u6c92\u6709\u95dc\u806f\u8cc7\u6599\u6642\uff0csignups \u662f\u672a\u521d\u59cb\u72c0\u614b\uff0c\u9020\u6210 server return 500 error\uff0c\u95dc\u806f\u5ba3\u544a\u4fee\u6539\u5982\u4e0b\u5373\u53ef @OneToMany(mappedBy=”personnel”, fetch=FetchType.EAGER) [ratings]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[109,110],"class_list":["post-944","post","type-post","status-publish","format-standard","hentry","category-java","tag-glassfish","tag-restful"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/blog.amjet.biz\/IT\/index.php?rest_route=\/wp\/v2\/posts\/944","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.amjet.biz\/IT\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.amjet.biz\/IT\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.amjet.biz\/IT\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.amjet.biz\/IT\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=944"}],"version-history":[{"count":1,"href":"https:\/\/blog.amjet.biz\/IT\/index.php?rest_route=\/wp\/v2\/posts\/944\/revisions"}],"predecessor-version":[{"id":945,"href":"https:\/\/blog.amjet.biz\/IT\/index.php?rest_route=\/wp\/v2\/posts\/944\/revisions\/945"}],"wp:attachment":[{"href":"https:\/\/blog.amjet.biz\/IT\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=944"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.amjet.biz\/IT\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=944"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.amjet.biz\/IT\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}