/* context_java - implementation of context switching for java threads */
-/* Copyright (c) 2007-2008 the SimGrid team. All right reserved */
+/* Copyright (c) 2009, 2010. 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 "xbt/function_types.h"
-#include "private.h"
#include "smx_context_java.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(jmsg, bindings, "MSG for Java(TM)");
static smx_context_t
-smx_ctx_java_factory_create_context(xbt_main_func_t code, int argc, char** argv,
- void_f_pvoid_t cleanup_func, void* cleanup_arg);
-
-static int smx_ctx_java_factory_finalize(smx_context_factory_t * factory);
+smx_ctx_java_factory_create_context(xbt_main_func_t code, int argc,
+ char **argv,
+ void_pfn_smxprocess_t cleanup_func,
+ void *data);
static void smx_ctx_java_free(smx_context_t context);
static void smx_ctx_java_start(smx_context_t context);
static void smx_ctx_java_stop(smx_context_t context);
static void smx_ctx_java_suspend(smx_context_t context);
static void smx_ctx_java_resume(smx_context_t new_context);
+static void smx_ctx_java_runall(xbt_swag_t processes);
void SIMIX_ctx_java_factory_init(smx_context_factory_t * factory)
{
/* instantiate the context factory */
- *factory = xbt_new0(s_smx_context_factory_t, 1);
+ smx_ctx_base_factory_init(factory);
(*factory)->create_context = smx_ctx_java_factory_create_context;
- (*factory)->finalize = smx_ctx_java_factory_finalize;
+ /* Leave default behavior of (*factory)->finalize */
(*factory)->free = smx_ctx_java_free;
(*factory)->stop = smx_ctx_java_stop;
(*factory)->suspend = smx_ctx_java_suspend;
- (*factory)->resume = smx_ctx_java_resume;
-
+ (*factory)->runall = smx_ctx_java_runall;
(*factory)->name = "ctx_java_factory";
}
-static int smx_ctx_java_factory_finalize(smx_context_factory_t * factory)
-{
- free(*factory);
- *factory = NULL;
- return 0;
-}
-
static smx_context_t
-smx_ctx_java_factory_create_context(xbt_main_func_t code, int argc, char** argv,
- void_f_pvoid_t cleanup_func, void* cleanup_arg)
+smx_ctx_java_factory_create_context(xbt_main_func_t code, int argc,
+ char **argv,
+ void_pfn_smxprocess_t cleanup_func,
+ void* data)
{
smx_ctx_java_t context = xbt_new0(s_smx_ctx_java_t, 1);
/* If the user provided a function for the process then use it
otherwise is the context for maestro */
- if(code){
+ if (code) {
context->super.cleanup_func = cleanup_func;
- context->super.cleanup_arg = cleanup_arg;
context->jprocess = (jobject) code;
context->jenv = get_current_thread_env();
jprocess_start(((smx_ctx_java_t) context)->jprocess,
get_current_thread_env());
+ }else{
+ smx_current_context = (smx_context_t)context;
}
-
+ context->super.data = data;
+
return (smx_context_t) context;
}
if (jprocess_is_alive(jprocess, get_current_thread_env()))
jprocess_join(jprocess, get_current_thread_env());
}
-
- free(context);
- context = NULL;
}
-}
+
+ smx_ctx_base_free(context);
+}
static void smx_ctx_java_stop(smx_context_t context)
{
smx_ctx_java_t ctx_java;
if (context->cleanup_func)
- (*(context->cleanup_func)) (context->cleanup_arg);
+ (*(context->cleanup_func)) (context->data);
ctx_java = (smx_ctx_java_t) context;
- /*FIXME: is this really necessary?*/
- if (simix_global->current_process->iwannadie) {
+ /*FIXME: is this really necessary? */
+ if (((smx_process_t)smx_current_context->data)->iwannadie) {
/* The maestro call xbt_context_stop() with an exit code set to one */
if (ctx_java->jprocess) {
/* if the java process is alive schedule it */
if (jprocess_is_alive(ctx_java->jprocess, get_current_thread_env())) {
- jprocess_schedule(simix_global->current_process->context);
+ jprocess_schedule(smx_current_context);
jprocess = ctx_java->jprocess;
ctx_java->jprocess = NULL;
/* interrupt the java process */
jprocess_exit(jprocess, get_current_thread_env());
-
}
}
} else {
}
// FIXME: inline those functions
-static void
-smx_ctx_java_resume(smx_context_t new_context)
+static void smx_ctx_java_resume(smx_context_t new_context)
{
jprocess_schedule(new_context);
}
+
+static void smx_ctx_java_runall(xbt_swag_t processes)
+{
+ smx_process_t process;
+ smx_context_t old_context;
+
+ while ((process = xbt_swag_extract(processes))) {
+ old_context = smx_current_context;
+ smx_current_context = process->context;
+ smx_ctx_java_resume(smx_current_context);
+ smx_current_context = old_context;
+ }
+}