[sonar] Constify pointer and reference parameters in src/s4u/.

[simgrid.git] / src / bindings / java / jmsg_host.cpp

diff --git a/src/bindings/java/jmsg_host.cpp b/src/bindings/java/jmsg_host.cpp
index 32c513f..a0c640d 100644 (file)
--- a/src/bindings/java/jmsg_host.cpp
+++ b/src/bindings/java/jmsg_host.cpp
@@ -1,14 +1,17 @@
 /* Functions related to the java host instances.                            */
 
-/* Copyright (c) 2007-2018. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2007-2019. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
+#include "simgrid/Exception.hpp"
 #include "simgrid/plugins/energy.h"
+#include "simgrid/plugins/load.h"
 #include "simgrid/s4u/Host.hpp"
 #include "simgrid/s4u/Storage.hpp"
 
+#include "JavaContext.hpp"
 #include "jmsg.hpp"
 #include "jmsg_host.h"
 #include "jmsg_storage.h"
@@ -50,8 +53,8 @@ JNIEXPORT void JNICALL Java_org_simgrid_msg_Host_nativeInit(JNIEnv *env, jclass
              "Native initialization of msg/Host failed. Please report that bug");
 }
 
-JNIEXPORT jobject JNICALL Java_org_simgrid_msg_Host_getByName(JNIEnv * env, jclass cls, jstring jname) {
-
+JNIEXPORT jobject JNICALL Java_org_simgrid_msg_Host_getByName(JNIEnv* env, jclass cls, jstring jname)
+{
   /* get the C string from the java string */
   if (jname == nullptr) {
     jxbt_throw_null(env, "No host can have a null name");
@@ -105,7 +108,7 @@ JNIEXPORT jobject JNICALL Java_org_simgrid_msg_Host_currentHost(JNIEnv * env, jc
   if (not host->extension(JAVA_HOST_LEVEL)) {
     /* the native host not yet associated with the java host instance */
 
-    /* instanciate a new java host instance */
+    /* instantiate a new java host instance */
     jhost = jhost_new_instance(env);
 
     if (not jhost) {
@@ -140,7 +143,8 @@ JNIEXPORT void JNICALL Java_org_simgrid_msg_Host_on(JNIEnv *env, jobject jhost)
 
 JNIEXPORT void JNICALL Java_org_simgrid_msg_Host_off(JNIEnv *env, jobject jhost) {
   msg_host_t host = jhost_get_native(env, jhost);
-  MSG_host_off(host);
+  if (not simgrid::ForcefulKillException::try_n_catch([host]() { MSG_host_off(host); }))
+    jxbt_throw_by_name(env, "org/simgrid/msg/ProcessKilledError", "Host turned off");
 }
 
 JNIEXPORT jint JNICALL Java_org_simgrid_msg_Host_getCount(JNIEnv * env, jclass cls) {
@@ -151,7 +155,7 @@ JNIEXPORT jint JNICALL Java_org_simgrid_msg_Host_getCount(JNIEnv * env, jclass c
 }
 
 JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getSpeed(JNIEnv * env, jobject jhost) {
-  msg_host_t host = jhost_get_native(env, jhost);
+  const_sg_host_t host = jhost_get_native(env, jhost);
 
   if (not host) {
     jxbt_throw_notbound(env, "host", jhost);
@@ -162,7 +166,7 @@ JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getSpeed(JNIEnv * env, jobje
 }
 
 JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getCoreNumber(JNIEnv * env, jobject jhost) {
-  msg_host_t host = jhost_get_native(env, jhost);
+  const_sg_host_t host = jhost_get_native(env, jhost);
 
   if (not host) {
     jxbt_throw_notbound(env, "host", jhost);
@@ -173,7 +177,7 @@ JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getCoreNumber(JNIEnv * env,
 }
 
 JNIEXPORT jobject JNICALL Java_org_simgrid_msg_Host_getProperty(JNIEnv *env, jobject jhost, jobject jname) {
-  msg_host_t host = jhost_get_native(env, jhost);
+  const_sg_host_t host = jhost_get_native(env, jhost);
 
   if (not host) {
     jxbt_throw_notbound(env, "host", jhost);
@@ -203,7 +207,7 @@ Java_org_simgrid_msg_Host_setProperty(JNIEnv *env, jobject jhost, jobject jname,
   }
   const char *name = env->GetStringUTFChars((jstring) jname, 0);
   const char *value_java = env->GetStringUTFChars((jstring) jvalue, 0);
-  char *value = xbt_strdup(value_java);
+  const char* value      = xbt_strdup(value_java);
 
   MSG_host_set_property_value(host, name, value);
 
@@ -213,7 +217,7 @@ Java_org_simgrid_msg_Host_setProperty(JNIEnv *env, jobject jhost, jobject jname,
 
 JNIEXPORT jboolean JNICALL Java_org_simgrid_msg_Host_isOn(JNIEnv * env, jobject jhost)
 {
-  msg_host_t host = jhost_get_native(env, jhost);
+  const_sg_host_t host = jhost_get_native(env, jhost);
 
   if (not host) {
     jxbt_throw_notbound(env, "host", jhost);
@@ -293,7 +297,6 @@ JNIEXPORT jobjectArray JNICALL Java_org_simgrid_msg_Host_getStorageContent(JNIEn
 
 JNIEXPORT jobjectArray JNICALL Java_org_simgrid_msg_Host_all(JNIEnv * env, jclass cls_arg)
 {
-
   xbt_dynar_t table =  MSG_hosts_as_dynar();
   int count = xbt_dynar_length(table);
 
@@ -309,7 +312,7 @@ JNIEXPORT jobjectArray JNICALL Java_org_simgrid_msg_Host_all(JNIEnv * env, jclas
   }
 
   for (int index = 0; index < count; index++) {
-    msg_host_t host = xbt_dynar_get_as(table, index, msg_host_t);
+    auto const* host = xbt_dynar_get_as(table, index, msg_host_t);
     jobject jhost   = static_cast<jobject>(host->extension(JAVA_HOST_LEVEL));
 
     if (not jhost) {
@@ -337,7 +340,7 @@ JNIEXPORT void JNICALL Java_org_simgrid_msg_Host_updateAllEnergyConsumptions(JNI
 
 JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getConsumedEnergy (JNIEnv *env, jobject jhost)
 {
-  msg_host_t host = jhost_get_native(env, jhost);
+  const_sg_host_t host = jhost_get_native(env, jhost);
 
   if (not host) {
     jxbt_throw_notbound(env, "host", jhost);
@@ -354,21 +357,63 @@ JNIEXPORT void JNICALL Java_org_simgrid_msg_Host_setPstate(JNIEnv* env, jobject
 }
 JNIEXPORT jint JNICALL Java_org_simgrid_msg_Host_getPstate(JNIEnv* env, jobject jhost)
 {
-  msg_host_t host = jhost_get_native(env, jhost);
+  const_sg_host_t host = jhost_get_native(env, jhost);
   return MSG_host_get_pstate(host);
 }
 JNIEXPORT jint JNICALL Java_org_simgrid_msg_Host_getPstatesCount(JNIEnv* env, jobject jhost)
 {
-  msg_host_t host = jhost_get_native(env, jhost);
+  const_sg_host_t host = jhost_get_native(env, jhost);
   return MSG_host_get_nb_pstates(host);
 }
 JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getCurrentPowerPeak(JNIEnv* env, jobject jhost)
 {
-  msg_host_t host = jhost_get_native(env, jhost);
+  const_sg_host_t host = jhost_get_native(env, jhost);
   return MSG_host_get_speed(host);
 }
 JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getPowerPeakAt(JNIEnv* env, jobject jhost, jint pstate)
 {
-  msg_host_t host = jhost_get_native(env, jhost);
+  const_sg_host_t host = jhost_get_native(env, jhost);
   return MSG_host_get_power_peak_at(host, pstate);
 }
+
+JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getLoad(JNIEnv* env, jobject jhost)
+{
+  const_sg_host_t host = jhost_get_native(env, jhost);
+  return MSG_host_get_load(host);
+}
+
+JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getCurrentLoad (JNIEnv *env, jobject jhost)
+{
+  const_sg_host_t host = jhost_get_native(env, jhost);
+
+  if (not host) {
+    jxbt_throw_notbound(env, "host", jhost);
+    return 0;
+  }
+
+  return MSG_host_get_current_load(host);
+}
+
+JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getComputedFlops (JNIEnv *env, jobject jhost)
+{
+  const_sg_host_t host = jhost_get_native(env, jhost);
+
+  if (not host) {
+    jxbt_throw_notbound(env, "host", jhost);
+    return 0;
+  }
+
+  return MSG_host_get_computed_flops(host);
+}
+
+JNIEXPORT jdouble JNICALL Java_org_simgrid_msg_Host_getAvgLoad (JNIEnv *env, jobject jhost)
+{
+  const_sg_host_t host = jhost_get_native(env, jhost);
+
+  if (not host) {
+    jxbt_throw_notbound(env, "host", jhost);
+    return 0;
+  }
+
+  return MSG_host_get_avg_load(host);
+}