106 lines
3.1 KiB
C
106 lines
3.1 KiB
C
/*
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* Copyright (c) 2022, 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 <stdlib.h>
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static JavaVMOption options[] = {
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{ "-Djava.class.path=.", NULL }, // gets overwritten with real value
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};
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static JavaVMInitArgs vm_args = {
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JNI_VERSION_19,
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sizeof(options) / sizeof(JavaVMOption),
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options,
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JNI_FALSE
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};
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int main(int argc, char *argv[]) {
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JavaVM *jvm;
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JNIEnv *env;
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if (argc < 2) {
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fprintf(stderr, "Usage: main <classpath property> [daemon]\n");
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exit(1);
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}
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char* cp = argv[1];
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printf("Test using classpath: %s\n", cp);
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options[0].optionString = cp;
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jint res = JNI_CreateJavaVM(&jvm, (void**)&env, &vm_args);
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if (res != JNI_OK) {
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fprintf(stderr, "Test Error: JNI_CreateJavaVM failed: %d\n", res);
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exit(1);
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}
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jclass cls = (*env)->FindClass(env, "Main");
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if (cls == NULL) {
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fprintf(stderr, "Test Error. Can't load class Main\n");
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(*env)->ExceptionDescribe(env);
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exit(1);
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}
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jmethodID mid = (*env)->GetStaticMethodID(env, cls, "main", "()V");
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if (mid == NULL) {
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fprintf(stderr, "Test Error. Can't find method main\n");
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(*env)->ExceptionDescribe(env);
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exit(1);
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}
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(*env)->CallStaticVoidMethod(env, cls, mid);
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res = (*jvm)->DetachCurrentThread(jvm);
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if (res != JNI_OK) {
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fprintf(stderr, "Test Error: DetachCurrentThread failed: %d\n", res);
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exit(1);
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}
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// Any additional arg implies to use a daemon thread.
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if (argc > 2) {
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res = (*jvm)->AttachCurrentThreadAsDaemon(jvm, (void **)&env, NULL);
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if (res != JNI_OK) {
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fprintf(stderr, "Test Error: AttachCurrentThreadAsDaemon failed: %d\n", res);
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exit(1);
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}
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puts("Test: attached as daemon");
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} else {
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res = (*jvm)->AttachCurrentThread(jvm, (void **)&env, NULL);
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if (res != JNI_OK) {
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fprintf(stderr, "Test Error: AttachCurrentThread failed: %d\n", res);
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exit(1);
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}
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puts("Test: attached as non-daemon");
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}
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puts("Test: calling DestroyJavaVM");
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res = (*jvm)->DestroyJavaVM(jvm);
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if (res != JNI_OK) {
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fprintf(stderr, "Test Error: DestroyJavaVM failed: %d\n", res);
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exit(1);
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}
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puts("Test: DestroyJavaVM returned");
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}
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