X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/ef33b9c0c2c0e9c15c27fce82515a23e8aadc0ed..16673e04b393c2d8c031d0d77ec318ac2c711f4e:/src/bindings/java/jmsg_file.cpp

diff --git a/src/bindings/java/jmsg_file.cpp b/src/bindings/java/jmsg_file.cpp
index c716c996f1..5d43d22617 100644
--- a/src/bindings/java/jmsg_file.cpp
+++ b/src/bindings/java/jmsg_file.cpp
@@ -1,51 +1,53 @@
-/* Functions related to the java file API.                            */
+/* Java bindings of the file API.                                           */
 
-/* Copyright (c) 2012-2014. The SimGrid Team.
- * All rights reserved.                                                     */
+/* Copyright (c) 2012-2019. 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 "jmsg_file.h"
-#include "jxbt_utilities.h"
+#include "jxbt_utilities.hpp"
 
 void jfile_bind(JNIEnv *env, jobject jfile, msg_file_t fd) {
-  env->SetLongField(jfile, jfile_field_bind, (intptr_t)fd);
+  env->SetLongField(jfile, jfile_field_bind, reinterpret_cast<std::intptr_t>(fd));
 }
 
 msg_file_t jfile_get_native(JNIEnv *env, jobject jfile) {
-  return (msg_file_t)(intptr_t)env->GetLongField(jfile, jfile_field_bind);
+  return reinterpret_cast<msg_file_t>(env->GetLongField(jfile, jfile_field_bind));
 }
 
 JNIEXPORT void JNICALL Java_org_simgrid_msg_File_nativeInit(JNIEnv *env, jclass cls) {
   jclass class_File = env->FindClass("org/simgrid/msg/File");
   jfile_field_bind = jxbt_get_jfield(env , class_File, "bind", "J");
-  xbt_assert((jfile_field_bind != NULL), "Can't find \"bind\" field in File class.");
+  xbt_assert((jfile_field_bind != nullptr), "Can't find 'bind' field in File class.");
 }
 
 JNIEXPORT void JNICALL Java_org_simgrid_msg_File_open(JNIEnv *env, jobject jfile, jobject jpath) {
   const char *path = env->GetStringUTFChars((jstring) jpath, 0);
-  msg_file_t file;
-
-  file = MSG_file_open(path, NULL);
+  msg_file_t file  = MSG_file_open(path, nullptr);
   jfile_bind(env, jfile, file);
 
-  env->ReleaseStringUTFChars((jstring) jpath, path);
+  env->ReleaseStringUTFChars(static_cast<jstring>(jpath), path);
 }
 
 JNIEXPORT jlong JNICALL Java_org_simgrid_msg_File_read(JNIEnv *env, jobject jfile, jlong jsize) {
   msg_file_t file = jfile_get_native(env, jfile);
-  return (jlong)MSG_file_read(file, (sg_size_t)jsize);
+  return static_cast<jlong>(MSG_file_read(file, static_cast<sg_size_t>(jsize)));
 }
 
 JNIEXPORT jlong JNICALL Java_org_simgrid_msg_File_write(JNIEnv *env, jobject jfile, jlong jsize) {
   msg_file_t file = jfile_get_native(env, jfile);
-  return (jlong)MSG_file_write(file, (sg_size_t)jsize);
+  return static_cast<jlong>(MSG_file_write(file, static_cast<sg_size_t>(jsize)));
+}
+
+JNIEXPORT void JNICALL Java_org_simgrid_msg_File_seek(JNIEnv *env, jobject jfile, jlong offset, jlong origin) {
+  msg_file_t file = jfile_get_native(env, jfile);
+  MSG_file_seek(file, static_cast<sg_offset_t>(offset), static_cast<int>(origin));
 }
 
 JNIEXPORT void JNICALL Java_org_simgrid_msg_File_close(JNIEnv *env, jobject jfile) {
   msg_file_t file = jfile_get_native(env, jfile);
 
   MSG_file_close(file);
-  jfile_bind(env, jfile, NULL);
+  jfile_bind(env, jfile, nullptr);
 }