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, (jlong) (long) (vm));
17 msg_vm_t jvm_get_native(JNIEnv *env, jobject jvm) {
18 msg_vm_t vm = (msg_vm_t)(*env)->GetLongField(env, jvm, jvm_field_bind);
22 JNIEXPORT void JNICALL
23 Java_org_simgrid_msg_VM_nativeInit(JNIEnv *env, jclass cls) {
24 jclass jprocess_class_VM = (*env)->FindClass(env, "org/simgrid/msg/VM");
25 jvm_field_bind = jxbt_get_jfield(env, jprocess_class_VM, "bind", "J");
26 if (!jvm_field_bind ) {
27 jxbt_throw_native(env,bprintf("Can't find some fields in Java class. You should report this bug."));
30 JNIEXPORT void JNICALL
31 Java_org_simgrid_msg_VM_start(JNIEnv *env, jobject jvm, jobject jhost, jstring jname, jint jcoreamount) {
32 msg_host_t host = jhost_get_native(env, jhost);
35 name = (*env)->GetStringUTFChars(env, jname, 0);
36 name = xbt_strdup(name);
38 msg_vm_t vm = MSG_vm_start(host, name, (int)jcoreamount);
42 JNIEXPORT void JNICALL
43 Java_org_simgrid_msg_VM_destroy(JNIEnv *env, jobject jvm) {
44 msg_vm_t vm = jvm_get_native(env,jvm);
47 JNIEXPORT jboolean JNICALL
48 Java_org_simgrid_msg_VM_isSuspended(JNIEnv *env, jobject jvm) {
49 msg_vm_t vm = jvm_get_native(env,jvm);
51 return MSG_vm_is_suspended(vm) ? JNI_TRUE : JNI_FALSE;
53 JNIEXPORT jboolean JNICALL
54 Java_org_simgrid_msg_VM_isRunning(JNIEnv *env, jobject jvm) {
55 msg_vm_t vm = jvm_get_native(env,jvm);
57 return MSG_vm_is_running(vm) ? JNI_TRUE : JNI_FALSE;
59 JNIEXPORT void JNICALL
60 Java_org_simgrid_msg_VM_bind(JNIEnv *env, jobject jvm, jobject jprocess) {
61 msg_vm_t vm = jvm_get_native(env,jvm);
62 msg_process_t process = jprocess_to_native_process(jprocess,env);
64 xbt_assert((vm != NULL), "VM object is not binded");
65 xbt_assert((process != NULL), "Process object is not binded.");
67 MSG_vm_bind(vm,process);
69 JNIEXPORT void JNICALL
70 Java_org_simgrid_msg_VM_unbind(JNIEnv *env, jobject jvm, jobject jprocess) {
71 msg_vm_t vm = jvm_get_native(env,jvm);
72 msg_process_t process = jprocess_to_native_process(jprocess,env);
74 MSG_vm_unbind(vm,process);
76 JNIEXPORT void JNICALL
77 Java_org_simgrid_msg_VM_migrate(JNIEnv *env, jobject jvm, jobject jhost) {
78 msg_vm_t vm = jvm_get_native(env,jvm);
79 msg_host_t host = jhost_get_native(env, jhost);
81 MSG_vm_migrate(vm,host);
83 JNIEXPORT void JNICALL
84 Java_org_simgrid_msg_VM_suspend(JNIEnv *env, jobject jvm) {
85 msg_vm_t vm = jvm_get_native(env,jvm);
94 JNIEXPORT void JNICALL
95 Java_org_simgrid_msg_VM_resume(JNIEnv *env, jobject jvm) {
96 msg_vm_t vm = jvm_get_native(env,jvm);
105 JNIEXPORT void JNICALL
106 Java_org_simgrid_msg_VM_shutdown(JNIEnv *env, jobject jvm) {
107 msg_vm_t vm = jvm_get_native(env,jvm);
116 JNIEXPORT void JNICALL
117 Java_org_simgrid_msg_VM_reboot(JNIEnv *env, jobject jvm) {
118 msg_vm_t vm = jvm_get_native(env,jvm);