[java] Switch Java bindings to .cpp

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

diff --git a/src/bindings/java/jmsg_rngstream.cpp b/src/bindings/java/jmsg_rngstream.cpp
new file mode 100644 (file)
index 0000000..ea37f5c
--- /dev/null
+++ b/src/bindings/java/jmsg_rngstream.cpp
@@ -0,0 +1,135 @@
+/* Functions related to the RngStream Java port                         */
+
+/* Copyright (c) 2007-2015. 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_rngstream.h"
+#include "jxbt_utilities.h"
+
+jfieldID jrngstream_bind;
+
+RngStream jrngstream_to_native(JNIEnv *env, jobject jrngstream) {
+  RngStream rngstream =
+    (RngStream)(intptr_t)env->GetLongField(jrngstream, jrngstream_bind);
+  if (!rngstream) {
+    jxbt_throw_notbound(env, "rngstream", jrngstream);
+    return NULL;
+  }
+  return rngstream;
+}
+
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_RngStream_nativeInit(JNIEnv *env, jclass cls) {
+  jclass class_RngStream = env->FindClass("org/simgrid/msg/RngStream");
+
+  jrngstream_bind = jxbt_get_jfield(env, class_RngStream, "bind", "J");
+}
+
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_RngStream_create(JNIEnv *env, jobject jrngstream, jstring jname) {
+  const char *name = env->GetStringUTFChars(jname, 0);
+  RngStream rngstream = RngStream_CreateStream(name);
+  //Bind the RngStream object
+  env->SetLongField(jrngstream, jrngstream_bind, (intptr_t)rngstream);
+
+  env->ReleaseStringUTFChars(jname, name);
+}
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_RngStream_nativeFinalize(JNIEnv *env, jobject jrngstream) {
+  RngStream rngstream = jrngstream_to_native(env, jrngstream);
+  RngStream_DeleteStream(&rngstream);
+  env->SetLongField(jrngstream, jrngstream_bind, (intptr_t)NULL);
+}
+JNIEXPORT jboolean JNICALL
+Java_org_simgrid_msg_RngStream_setPackageSeed(JNIEnv *env, jobject jrngstream, jintArray jseed) {
+  jint buffer[6];
+
+  env->GetIntArrayRegion(jseed, 0, 6, buffer);
+
+  RngStream rngstream = jrngstream_to_native(env, jrngstream);
+  if (!rngstream)
+    return JNI_FALSE;
+
+  int result = RngStream_SetPackageSeed((unsigned long*)buffer);
+
+  return result == -1 ? JNI_FALSE : JNI_TRUE;
+}
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_RngStream_resetStart(JNIEnv *env, jobject jrngstream) {
+  RngStream rngstream = jrngstream_to_native(env, jrngstream);
+  if (!rngstream)
+    return;
+
+  RngStream_ResetStartStream(rngstream);
+}
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_RngStream_resetStartSubstream(JNIEnv *env, jobject jrngstream) {
+  RngStream rngstream = jrngstream_to_native(env, jrngstream);
+  if (!rngstream)
+    return;
+
+  RngStream_ResetStartSubstream(rngstream);
+}
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_RngStream_resetNextSubstream(JNIEnv *env, jobject jrngstream) {
+  RngStream rngstream = jrngstream_to_native(env, jrngstream);
+  if (!rngstream)
+    return;
+
+  RngStream_ResetNextSubstream(rngstream);
+}
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_RngStream_setAntithetic(JNIEnv *env, jobject jrngstream, jboolean ja) {
+  RngStream rngstream = jrngstream_to_native(env, jrngstream);
+  if (!rngstream)
+    return;
+
+  if (ja == JNI_TRUE) {
+    RngStream_SetAntithetic(rngstream,-1);
+  }
+  else {
+    RngStream_SetAntithetic(rngstream,0);
+  }
+}
+JNIEXPORT jboolean JNICALL
+Java_org_simgrid_msg_RngStream_setSeed(JNIEnv *env, jobject jrngstream, jintArray jseed) {
+  jint buffer[6];
+
+  env->GetIntArrayRegion(jseed, 0, 6, buffer);
+
+  RngStream rngstream = jrngstream_to_native(env, jrngstream);
+  if (!rngstream)
+    return JNI_FALSE;
+
+
+  int result = RngStream_SetSeed(rngstream, (unsigned long*)buffer);
+
+  return result == -1 ? JNI_FALSE : JNI_TRUE;
+}
+JNIEXPORT void JNICALL
+Java_org_simgrid_msg_RngStream_advanceState(JNIEnv *env, jobject jrngstream, jint e, jint g) {
+  RngStream rngstream = jrngstream_to_native(env, jrngstream);
+  if (!rngstream)
+    return;
+
+  RngStream_AdvanceState(rngstream, (long)e, (long)g);
+}
+JNIEXPORT jdouble JNICALL
+Java_org_simgrid_msg_RngStream_randU01(JNIEnv *env, jobject jrngstream) {
+  RngStream rngstream = jrngstream_to_native(env, jrngstream);
+  if (!rngstream)
+    return 0;
+
+  return (jdouble)RngStream_RandU01(rngstream);
+}
+JNIEXPORT jint JNICALL
+Java_org_simgrid_msg_RngStream_randInt(JNIEnv *env, jobject jrngstream, jint i, jint j) {
+  RngStream rngstream = jrngstream_to_native(env, jrngstream);
+  if (!rngstream)
+    return 0;
+
+  return (jint)RngStream_RandInt(rngstream, (int)i, (int)j);
+}