/*
* Copyright (c) 2003, 2005, 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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 <jni.h>
#include "jvm.h"
#include "management.h"
#define ERR_MSG_SIZE 128
const JmmInterface* jmm_interface = NULL;
JavaVM* jvm = NULL;
jint jmm_version = 0;
JNIEXPORT jint JNICALL
JNI_OnLoad(JavaVM *vm, void *reserved) {
JNIEnv* env;
jvm = vm;
if ((*vm)->GetEnv(vm, (void**) &env, JNI_VERSION_1_2) != JNI_OK) {
return JNI_ERR;
}
jmm_interface = (JmmInterface*) JVM_GetManagement(JMM_VERSION_1_0);
if (jmm_interface == NULL) {
JNU_ThrowInternalError(env, "Unsupported Management version");
return JNI_ERR;
}
jmm_version = jmm_interface->GetVersion(env);
return (*env)->GetVersion(env);
}
void throw_internal_error(JNIEnv* env, const char* msg) {
char errmsg[128];
sprintf(errmsg, "errno: %d error: %s\n", errno, msg);
JNU_ThrowInternalError(env, errmsg);
}