add File.seek to Java API

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

diff --git a/src/bindings/java/jmsg_file.cpp b/src/bindings/java/jmsg_file.cpp
index 6e7d204..5eeca84 100644 (file)
--- a/src/bindings/java/jmsg_file.cpp
+++ b/src/bindings/java/jmsg_file.cpp
@@ -14,19 +14,16 @@ void jfile_bind(JNIEnv *env, jobject jfile, msg_file_t fd) {
 }
 
 msg_file_t jfile_get_native(JNIEnv *env, jobject jfile) {
-  msg_file_t file =
-    (msg_file_t)(intptr_t)env->GetLongField(jfile, jfile_field_bind);
-  return file;
+  return (msg_file_t)(intptr_t)env->GetLongField(jfile, jfile_field_bind);
 }
 
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_File_nativeInit(JNIEnv *env, jclass cls) {
+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.");
 }
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_File_open(JNIEnv *env, jobject jfile, jobject jpath) {
+
+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;
 
@@ -35,22 +32,25 @@ Java_org_simgrid_msg_File_open(JNIEnv *env, jobject jfile, jobject jpath) {
 
   env->ReleaseStringUTFChars((jstring) jpath, path);
 }
-JNIEXPORT jlong JNICALL
-Java_org_simgrid_msg_File_read(JNIEnv *env, jobject jfile, jlong jsize) {
+
+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);
 }
 
-JNIEXPORT jlong JNICALL
-Java_org_simgrid_msg_File_write(JNIEnv *env, jobject jfile, jlong 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);
 }
-JNIEXPORT void JNICALL
-Java_org_simgrid_msg_File_close(JNIEnv *env, jobject jfile) {
+
+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, (sg_offset_t)offset, (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);
 }
-