#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <dlfcn.h>
#include <stdarg.h>

#include "../src/mlp_priv.h"
#include "mlp_java_priv.h"


mlp_runtime_interface *_mlp_java_init(mlp_context *ctx){
	mlp_runtime_interface *iface = MLP_GENERATE_INIT(iface, java) ;

	return iface ;
}


void *_mlp_java_new_runtime(mlp_context *ctx, const void *opts){
	JavaVMInitArgs vm_args ;
	vm_args.version = JNI_VERSION_1_2 ;
	vm_args.options = (JavaVMOption *)malloc(1 * sizeof(JavaVMOption)) ;
	vm_args.nOptions = 0 ;
	vm_args.ignoreUnrecognized = JNI_FALSE ;

	char *classpath = getenv("CLASSPATH") ;
	if (classpath != NULL){
		char *cp = (char *)malloc((strlen(classpath) + 32) * sizeof(char)) ;
		sprintf(cp, "-Djava.class.path=%s", classpath) ;
		vm_args.options[vm_args.nOptions++].optionString = cp ;
	}

	JavaVM *jvm = NULL ;
	JNIEnv *env = NULL ;
	jint res = JNI_CreateJavaVM(&jvm, (void **)&(env), &vm_args) ;
	if (res < 0) {
		mlp_context_set_error(ctx, MLP_NEW_RUNTIME_ERROR, "Can't create Java VM\n") ;
		return NULL ;
	}

	return (void *)jvm ;
}


void _mlp_java_delete_runtime(mlp_context *ctx, void *runtime){
	/*
		(*(this->jvm))->DestroyJavaVM(this->jvm) ;
	*/
}