53 lines
1.9 KiB
C++
53 lines
1.9 KiB
C++
/*
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* Copyright (c) 2022, 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#include "jni.h"
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#include "testlib_threads.hpp"
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struct Context {
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JavaVM* jvm;
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jobject res;
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};
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void call(void* ctxt) {
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Context* context = (Context*) ctxt;
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JNIEnv* env;
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context->jvm->AttachCurrentThread((void**)&env, nullptr);
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jclass symbolLookupClass = env->FindClass("java/lang/foreign/SymbolLookup");
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jmethodID loaderLookupMethod = env->GetStaticMethodID(symbolLookupClass, "loaderLookup", "()Ljava/lang/foreign/SymbolLookup;");
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context->res = env->NewGlobalRef(env->CallStaticObjectMethod(symbolLookupClass, loaderLookupMethod));
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context->jvm->DetachCurrentThread();
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}
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extern "C" {
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JNIEXPORT jobject JNICALL
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Java_TestLoaderLookupJNI_loaderLookup0(JNIEnv *env, jclass cls) {
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JavaVM* jvm;
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env->GetJavaVM(&jvm);
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Context context;
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context.jvm = jvm;
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run_in_new_thread_and_join(call, &context);
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return context.res;
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}
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}
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