77 lines
2.0 KiB
C
77 lines
2.0 KiB
C
/*
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* Copyright (c) 2020, 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 <stdio.h>
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#include <stdlib.h>
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JNIEnv* create_vm(JavaVM **jvm)
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{
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JNIEnv* env;
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JavaVMInitArgs args;
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JavaVMOption options[1];
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char classpath[4096];
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snprintf(classpath, sizeof classpath,
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"-Djava.class.path=%s", getenv("CLASSPATH"));
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options[0].optionString = classpath;
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args.version = JNI_VERSION_1_8;
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args.nOptions = 1;
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args.options = &options[0];
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args.ignoreUnrecognized = 0;
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int ret = JNI_CreateJavaVM(jvm, (void**)&env, &args);
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if (ret < 0)
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exit(10);
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return env;
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}
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void run(JNIEnv *env) {
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jclass test_class;
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jmethodID test_method;
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test_class = (*env)->FindClass(env, "Test");
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if (test_class == NULL)
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exit(11);
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test_method = (*env)->GetStaticMethodID(env, test_class, "test", "()V");
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if (test_method == NULL)
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exit(12);
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(*env)->CallStaticVoidMethod(env, test_class, test_method);
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}
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int main(int argc, char **argv)
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{
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JavaVM *jvm;
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JNIEnv *env = create_vm(&jvm);
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run(env);
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return 0;
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}
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