{"id":14639,"date":"2024-09-04T11:20:04","date_gmt":"2024-09-04T03:20:04","guid":{"rendered":"http:\/\/xinyiworld.top\/wordpress_it\/?p=14639"},"modified":"2024-09-04T17:16:40","modified_gmt":"2024-09-04T09:16:40","slug":"jni_env_ext-cc","status":"publish","type":"post","link":"http:\/\/xinyiworld.top\/wordpress_it\/?p=14639","title":{"rendered":"jni_env_ext.cc \uff08JNIEnvExt\u7c7b\uff09"},"content":{"rendered":"<p>\u6e90\u7801\u4f4d\u7f6e\uff1a<code>art\/runtime\/jni\/jni_env_ext.cc<\/code><br \/>\n\u5934\u6587\u4ef6\u4f4d\u7f6e\uff1a<code>art\/runtime\/jni\/jni_env_ext.h<\/code><\/p>\n<h1>JNIEnvExt\u7c7b<\/h1>\n<pre><code class=\"language-cpp\"> 40 class JNIEnvExt : public JNIEnv {<\/code><\/pre>\n<h2>\u5b9e\u4f8b\u5316\u65b9\u6cd5<\/h2>\n<ul>\n<li>\n<p>Create<\/p>\n<pre><code class=\"language-cpp\">67 JNIEnvExt* JNIEnvExt::Create(Thread* self_in, JavaVMExt* vm_in, std::string* error_msg) {\n68   std::unique_ptr&lt;JNIEnvExt&gt; ret(new JNIEnvExt(self_in, vm_in, error_msg));\n69   if (CheckLocalsValid(ret.get())) {\n70     return ret.release();\n71   }\n72   return nullptr;\n73 }<\/code><\/pre>\n<p>\u65b9\u6cd5\u8c03\u7528\u4f4d\u7f6e\uff1a<br \/>\n<code>Thread::Init<\/code>\u548c<code>Thread::CreateNativeThread<\/code><\/p>\n<\/li>\n<li>\n<p>\u6784\u9020\u65b9\u6cd5<\/p>\n<pre><code class=\"language-cpp\">75 JNIEnvExt::JNIEnvExt(Thread* self_in, JavaVMExt* vm_in, std::string* error_msg)\n76     : self_(self_in),\n77       vm_(vm_in),\n78       local_ref_cookie_(kIRTFirstSegment),\n79       locals_(kLocalsInitial, kLocal, IndirectReferenceTable::ResizableCapacity::kYes, error_msg),\n80       monitors_(&quot;monitors&quot;, kMonitorsInitial, kMonitorsMax),\n81       critical_(0),\n82       check_jni_(false),\n83       runtime_deleted_(false) {\n84   MutexLock mu(Thread::Current(), *Locks::jni_function_table_lock_);\n85   check_jni_ = vm_in-&gt;IsCheckJniEnabled();\n86   functions = GetFunctionTable(check_jni_);\n87   unchecked_functions_ = GetJniNativeInterface();\n88 }<\/code><\/pre>\n<\/li>\n<\/ul>\n<button class=\"simplefavorite-button\" data-postid=\"14639\" data-siteid=\"1\" data-groupid=\"1\" data-favoritecount=\"0\" style=\"\">\u6536\u85cf <i class=\"sf-icon-star-empty\"><\/i><\/button>","protected":false},"excerpt":{"rendered":"<p>\u6e90\u7801\u4f4d\u7f6e\uff1aart\/runtime\/jni\/jni_env_ext.cc \u5934\u6587\u4ef6\u4f4d\u7f6e\uff1aart\/runt [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1124],"tags":[],"_links":{"self":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/14639"}],"collection":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=14639"}],"version-history":[{"count":6,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/14639\/revisions"}],"predecessor-version":[{"id":14657,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/14639\/revisions\/14657"}],"wp:attachment":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=14639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14639"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}