disposeenv002.cpp

/*
 * Copyright (c) 2003, 2018, 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 <stdlib.h>
#include <string.h>
#include "jvmti.h"
#include "agent_common.h"
#include "jni_tools.h"
#include "jvmti_tools.h"

extern "C" {

/* ============================================================================= */

#define STATUS_FAIL     97

/* ============================================================================= */

/**
 * Callback for VM_DEATH event.
 */
JNIEXPORT void JNICALL
callbackVMDeath(jvmtiEnv* jvmti, JNIEnv* jni) {
    int success = NSK_TRUE;

    NSK_DISPLAY0("Disable VM_DEATH event in VM_DEATH callback\n");
    if (!NSK_JVMTI_VERIFY(
            jvmti->SetEventNotificationMode(JVMTI_DISABLE, JVMTI_EVENT_VM_DEATH, NULL))) {
        success = NSK_FALSE;
    } else {
        NSK_DISPLAY0("  ... disabled\n");
    }

    NSK_DISPLAY0(">>> Testcase #1: Dispose JVMTI environment in VM_DEATH callback\n");
    if (!NSK_JVMTI_VERIFY(jvmti->DisposeEnvironment())) {
        success = NSK_FALSE;
    } else {
        NSK_DISPLAY0("  ... disposed\n");
    }

    if (!success) {
        NSK_DISPLAY1("Exit with FAIL exit status: %d\n", STATUS_FAIL);
        NSK_BEFORE_TRACE(exit(STATUS_FAIL));
    }
}

/* ============================================================================= */

/** Agent library initialization. */
#ifdef STATIC_BUILD
JNIEXPORT jint JNICALL Agent_OnLoad_disposeenv002(JavaVM *jvm, char *options, void *reserved) {
    return Agent_Initialize(jvm, options, reserved);
}
JNIEXPORT jint JNICALL Agent_OnAttach_disposeenv002(JavaVM *jvm, char *options, void *reserved) {
    return Agent_Initialize(jvm, options, reserved);
}
JNIEXPORT jint JNI_OnLoad_disposeenv002(JavaVM *jvm, char *options, void *reserved) {
    return JNI_VERSION_1_8;
}
#endif
jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
    jvmtiEnv* jvmti = NULL;

    if (!NSK_VERIFY(nsk_jvmti_parseOptions(options)))
        return JNI_ERR;

    if (!NSK_VERIFY((jvmti =
            nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL))
        return JNI_ERR;

    {
        jvmtiEventCallbacks eventCallbacks;

        memset(&eventCallbacks, 0, sizeof(eventCallbacks));
        eventCallbacks.VMDeath = callbackVMDeath;
        if (!NSK_JVMTI_VERIFY(jvmti->SetEventCallbacks(&eventCallbacks, sizeof(eventCallbacks)))) {
            return JNI_ERR;
        }

        NSK_DISPLAY0("Enable VM_DEATH event in JVM_OnLoad()\n");
        if (!NSK_JVMTI_VERIFY(
                jvmti->SetEventNotificationMode(JVMTI_ENABLE, JVMTI_EVENT_VM_DEATH, NULL))) {
            return JNI_ERR;
        }
        NSK_DISPLAY0("  ... enabled\n");
    }

    return JNI_OK;
}

/* ============================================================================= */

}