| J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2003-2005 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | #include <stdio.h> |
| 27 | #include <jni.h> |
| 28 | #include "jvm.h" |
| 29 | #include "management.h" |
| 30 | |
| 31 | #define ERR_MSG_SIZE 128 |
| 32 | |
| 33 | const JmmInterface* jmm_interface = NULL; |
| 34 | JavaVM* jvm = NULL; |
| 35 | jint jmm_version = 0; |
| 36 | |
| 37 | JNIEXPORT jint JNICALL |
| 38 | JNI_OnLoad(JavaVM *vm, void *reserved) { |
| 39 | JNIEnv* env; |
| 40 | |
| 41 | jvm = vm; |
| 42 | if ((*vm)->GetEnv(vm, (void**) &env, JNI_VERSION_1_2) != JNI_OK) { |
| 43 | return JNI_ERR; |
| 44 | } |
| 45 | |
| 46 | jmm_interface = (JmmInterface*) JVM_GetManagement(JMM_VERSION_1_0); |
| 47 | if (jmm_interface == NULL) { |
| 48 | JNU_ThrowInternalError(env, "Unsupported Management version"); |
| 49 | return JNI_ERR; |
| 50 | } |
| 51 | |
| 52 | jmm_version = jmm_interface->GetVersion(env); |
| 53 | return (*env)->GetVersion(env); |
| 54 | } |
| 55 | |
| 56 | void throw_internal_error(JNIEnv* env, const char* msg) { |
| 57 | char errmsg[128]; |
| 58 | |
| 59 | sprintf(errmsg, "errno: %d error: %s\n", errno, msg); |
| 60 | JNU_ThrowInternalError(env, errmsg); |
| 61 | } |