| /* |
| * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| #include "jni.h" |
| #include "jni_util.h" |
| |
| static jint count = 0; |
| static jclass test_class; |
| static jint current_jni_version = JNI_VERSION_10; |
| |
| JNIEXPORT jint JNICALL |
| JNI_OnLoad(JavaVM *vm, void *reserved) { |
| JNIEnv *env; |
| jclass cl; |
| |
| (*vm)->GetEnv(vm, (void **) &env, current_jni_version); |
| |
| cl = (*env)->FindClass(env, "NativeLibraryTest"); |
| test_class = (*env)->NewGlobalRef(env, cl); |
| |
| // increment the count when JNI_OnLoad is called |
| count++; |
| |
| return current_jni_version; |
| } |
| |
| JNIEXPORT void JNICALL |
| JNI_OnUnload(JavaVM *vm, void *reserved) { |
| JNIEnv *env; |
| jmethodID mid; |
| jclass cl; |
| |
| (*vm)->GetEnv(vm, (void **) &env, current_jni_version); |
| mid = (*env)->GetStaticMethodID(env, test_class, "nativeLibraryUnloaded", "()V"); |
| (*env)->CallStaticVoidMethod(env, test_class, mid); |
| if ((*env)->ExceptionCheck(env)) { |
| (*env)->ExceptionDescribe(env); |
| (*env)->FatalError(env, "Exception thrown"); |
| } |
| |
| cl = (*env)->FindClass(env, "p/Test"); |
| if (cl != NULL) { |
| (*env)->FatalError(env, "p/Test class should not be found"); |
| } |
| } |
| |
| JNIEXPORT jint JNICALL |
| Java_p_Test_count |
| (JNIEnv *env, jclass cls) { |
| return count; |
| } |