1 /* Functions related to the MSG VM API. */
3 /* Copyright (c) 2012. The SimGrid Team. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
9 #include "jmsg_process.h"
10 #include "jxbt_utilities.h"
12 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(jmsg);
14 void jvm_bind(JNIEnv *env, jobject jvm, msg_vm_t vm) {
15 (*env)->SetLongField(env, jvm, jvm_field_bind, (intptr_t)vm);
17 msg_vm_t jvm_get_native(JNIEnv *env, jobject jvm) {
18 return (msg_vm_t)(intptr_t)(*env)->GetLongField(env, jvm, jvm_field_bind);
21 JNIEXPORT void JNICALL
22 Java_org_simgrid_msg_VM_nativeInit(JNIEnv *env, jclass cls) {
23 jclass jprocess_class_VM = (*env)->FindClass(env, "org/simgrid/msg/VM");
24 jvm_field_bind = jxbt_get_jfield(env, jprocess_class_VM, "bind", "J");
25 if (!jvm_field_bind ) {
26 jxbt_throw_native(env,bprintf("Can't find some fields in Java class. You should report this bug."));
29 JNIEXPORT void JNICALL
30 Java_org_simgrid_msg_VM_start(JNIEnv *env, jobject jvm, jobject jhost, jstring jname, jint jcoreamount) {
31 msg_host_t host = jhost_get_native(env, jhost);
34 name = (*env)->GetStringUTFChars(env, jname, 0);
35 name = xbt_strdup(name);
37 msg_vm_t vm = MSG_vm_start(host, name, (int)jcoreamount);
41 JNIEXPORT void JNICALL
42 Java_org_simgrid_msg_VM_destroy(JNIEnv *env, jobject jvm) {
43 msg_vm_t vm = jvm_get_native(env,jvm);
46 JNIEXPORT jboolean JNICALL
47 Java_org_simgrid_msg_VM_isSuspended(JNIEnv *env, jobject jvm) {
48 msg_vm_t vm = jvm_get_native(env,jvm);
50 return MSG_vm_is_suspended(vm) ? JNI_TRUE : JNI_FALSE;
52 JNIEXPORT jboolean JNICALL
53 Java_org_simgrid_msg_VM_isRunning(JNIEnv *env, jobject jvm) {
54 msg_vm_t vm = jvm_get_native(env,jvm);
56 return MSG_vm_is_running(vm) ? JNI_TRUE : JNI_FALSE;
58 JNIEXPORT void JNICALL
59 Java_org_simgrid_msg_VM_bind(JNIEnv *env, jobject jvm, jobject jprocess) {
60 msg_vm_t vm = jvm_get_native(env,jvm);
61 msg_process_t process = jprocess_to_native_process(jprocess,env);
63 xbt_assert((vm != NULL), "VM object is not bound");
64 xbt_assert((process != NULL), "Process object is not bound.");
66 MSG_vm_bind(vm,process);
68 JNIEXPORT void JNICALL
69 Java_org_simgrid_msg_VM_unbind(JNIEnv *env, jobject jvm, jobject jprocess) {
70 msg_vm_t vm = jvm_get_native(env,jvm);
71 msg_process_t process = jprocess_to_native_process(jprocess,env);
73 MSG_vm_unbind(vm,process);
75 JNIEXPORT void JNICALL
76 Java_org_simgrid_msg_VM_migrate(JNIEnv *env, jobject jvm, jobject jhost) {
77 msg_vm_t vm = jvm_get_native(env,jvm);
78 msg_host_t host = jhost_get_native(env, jhost);
80 MSG_vm_migrate(vm,host);
82 JNIEXPORT void JNICALL
83 Java_org_simgrid_msg_VM_suspend(JNIEnv *env, jobject jvm) {
84 msg_vm_t vm = jvm_get_native(env,jvm);
93 JNIEXPORT void JNICALL
94 Java_org_simgrid_msg_VM_resume(JNIEnv *env, jobject jvm) {
95 msg_vm_t vm = jvm_get_native(env,jvm);
104 JNIEXPORT void JNICALL
105 Java_org_simgrid_msg_VM_shutdown(JNIEnv *env, jobject jvm) {
106 msg_vm_t vm = jvm_get_native(env,jvm);
115 JNIEXPORT void JNICALL
116 Java_org_simgrid_msg_VM_reboot(JNIEnv *env, jobject jvm) {
117 msg_vm_t vm = jvm_get_native(env,jvm);