/*
* Class: netscape_javascript_JSObject
* Method: getSlot
* Signature: (I)Ljava/lang/Object;
*/
JNIEXPORT jobject JNICALL
Java_netscape_javascript_JSObject_getSlot(JNIEnv *jEnv,
jobject java_wrapper_obj,
jint slot)
{
JSContext *cx = NULL;
JSObject *js_obj;
jsval js_val;
int dummy_cost;
JSBool dummy_bool;
JSErrorReporter saved_reporter;
jobject member;
JSJavaThreadState *jsj_env;
jsj_env = jsj_enter_js(jEnv, NULL, java_wrapper_obj, &cx, &js_obj, &saved_reporter, NULL, 0, NULL);
if (!jsj_env)
return NULL;
if (!JS_GetElement(cx, js_obj, slot, &js_val))
goto done;
if (!jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val, jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &member, &dummy_bool))
goto done;
done:
if (!jsj_exit_js(cx, jsj_env, saved_reporter))
return NULL;
return member;
}
/**
* remove member of a Native JSObject for a given name.
*
* @param jEnv - JNIEnv on which the call is being made.
* @param obj - A Native JS Object.
* @param name - Name of a member.
*/
NS_METHOD
nsCLiveconnect::RemoveMember(JNIEnv *jEnv, lcjsobject obj, const jchar *name, jsize length, void* principalsArray[],
int numPrincipals, nsISupports *securitySupports)
{
if(jEnv == NULL || obj == 0)
{
return NS_ERROR_FAILURE;
}
JSJavaThreadState *jsj_env = NULL;
JSObjectHandle *handle = (JSObjectHandle*)obj;
JSObject *js_obj = handle->js_obj;
JSContext *cx = NULL;
jsval js_val;
JSErrorReporter saved_state = NULL;
jsj_env = jsj_enter_js(jEnv, mJavaClient, NULL, &cx, NULL, &saved_state, principalsArray, numPrincipals, securitySupports);
if (!jsj_env)
return NS_ERROR_FAILURE;
AutoPushJSContext autopush(securitySupports, cx);
if (NS_FAILED(autopush.ResultOfPush()))
goto done;
if (!name) {
JS_ReportError(cx, "illegal null member name");
goto done;
}
JS_DeleteUCProperty2(cx, js_obj, name, length, &js_val);
done:
jsj_exit_js(cx, jsj_env, saved_state);
return NS_OK;
}
/*
* Class: netscape_javascript_JSObject
* Method: toString
* Signature: ()Ljava/lang/String;
*/
JNIEXPORT jstring JNICALL
Java_netscape_javascript_JSObject_toString(JNIEnv *jEnv,
jobject java_wrapper_obj)
{
jstring result;
JSContext *cx = NULL;
JSObject *js_obj;
JSString *jsstr;
JSErrorReporter saved_reporter;
JSJavaThreadState *jsj_env;
jsj_env = jsj_enter_js(jEnv, NULL, java_wrapper_obj, &cx, &js_obj, &saved_reporter, NULL, 0, NULL);
if (!jsj_env)
return NULL;
result = NULL;
jsstr = JS_ValueToString(cx, OBJECT_TO_JSVAL(js_obj));
if (jsstr)
result = jsj_ConvertJSStringToJavaString(cx, jEnv, jsstr);
if (!result)
result = (*jEnv)->NewStringUTF(jEnv, "*JavaObject*");
if (!jsj_exit_js(cx, jsj_env, saved_reporter))
return NULL;
return result;
}
/**
* set member of a Native JSObject for a given index.
*
* @param jEnv - JNIEnv on which the call is being made.
* @param obj - A Native JS Object.
* @param index - Index of a member.
* @param jobj - Value to set. If this is a basic data type, it is converted
* using standard JNI calls but if it is a wrapper to a JSObject
* then a internal mapping is consulted to convert to a NJSObject.
*/
NS_METHOD
nsCLiveconnect::SetSlot(JNIEnv *jEnv, lcjsobject obj, jint slot, jobject java_obj, void* principalsArray[],
int numPrincipals, nsISupports *securitySupports)
{
if(jEnv == NULL || obj == 0)
{
return NS_ERROR_FAILURE;
}
JSJavaThreadState *jsj_env = NULL;
JSObjectHandle *handle = (JSObjectHandle*)obj;
JSObject *js_obj = handle->js_obj;
JSContext *cx = NULL;
jsval js_val;
JSErrorReporter saved_state = NULL;
jsj_env = jsj_enter_js(jEnv, mJavaClient, NULL, &cx, NULL, &saved_state, principalsArray, numPrincipals, securitySupports);
if (!jsj_env)
return NS_ERROR_FAILURE;
AutoPushJSContext autopush(securitySupports, cx);
if (NS_FAILED(autopush.ResultOfPush()))
goto done;
if (!jsj_ConvertJavaObjectToJSValue(cx, jEnv, java_obj, &js_val))
goto done;
JS_SetElement(cx, js_obj, slot, &js_val);
done:
jsj_exit_js(cx, jsj_env, saved_state);
return NS_OK;
}
/**
* Get the window object for a plugin instance.
*
* @param jEnv - JNIEnv on which the call is being made.
* @param pJavaObject - Either a jobject or a pointer to a plugin instance
* representing the java object.
* @param pjobj - return value. This is a native js object
* representing the window object of a frame
* in which a applet/bean resides.
*/
NS_METHOD
nsCLiveconnect::GetWindow(JNIEnv *jEnv, void *pJavaObject, void* principalsArray[],
int numPrincipals, nsISupports *securitySupports, lcjsobject *pobj)
{
if(jEnv == NULL || JSJ_callbacks == NULL)
{
return NS_ERROR_FAILURE;
}
// associate this Java client with this LiveConnect connection.
mJavaClient = pJavaObject;
char *err_msg = NULL;
JSContext *cx = NULL;
JSObject *js_obj = NULL;
JSErrorReporter saved_state = NULL;
JSJavaThreadState *jsj_env = NULL;
JSObjectHandle *handle = NULL;
jsj_env = jsj_enter_js(jEnv, mJavaClient, NULL, &cx, NULL, &saved_state, principalsArray, numPrincipals, securitySupports);
if (!jsj_env)
return NS_ERROR_FAILURE;
err_msg = NULL;
AutoPushJSContext autopush(securitySupports, cx);
if (NS_FAILED(autopush.ResultOfPush()))
goto done;
js_obj = JSJ_callbacks->map_java_object_to_js_object(jEnv, mJavaClient, &err_msg);
if (!js_obj) {
if (err_msg) {
JS_ReportError(cx, err_msg);
free(err_msg);
}
goto done;
}
#ifdef PRESERVE_JSOBJECT_IDENTITY
*pobj = (jint)js_obj;
#else
/* FIXME: to handle PRESERVE_JSOBJECT_IDENTITY case, this needs to
just return a raw JSObject reference. FIXME !!! */
/* Create a tiny stub object to act as the GC root that points to the
JSObject from its netscape.javascript.JSObject counterpart. */
handle = (JSObjectHandle*)JS_malloc(cx, sizeof(JSObjectHandle));
if (handle != NULL)
{
handle->js_obj = js_obj;
handle->rt = JS_GetRuntime(cx);
}
*pobj = (lcjsobject)handle;
/* FIXME: what if the window is explicitly disposed of, how do we
notify Java? */
#endif
done:
if (!jsj_exit_js(cx, jsj_env, saved_state))
return NS_ERROR_FAILURE;
return NS_OK;
}
/*
* Class: netscape_javascript_JSObject
* Method: getMember
* Signature: (Ljava/lang/String;)Ljava/lang/Object;
*/
JNIEXPORT jobject JNICALL
Java_netscape_javascript_JSObject_getMember(JNIEnv *jEnv,
jobject java_wrapper_obj,
jstring property_name_jstr)
{
JSContext *cx = NULL;
JSObject *js_obj;
jsval js_val;
int dummy_cost;
JSBool dummy_bool;
const jchar *property_name_ucs2;
jsize property_name_len;
JSErrorReporter saved_reporter;
jobject member;
jboolean is_copy;
JSJavaThreadState *jsj_env;
jsj_env = jsj_enter_js(jEnv, NULL, java_wrapper_obj, &cx, &js_obj, &saved_reporter, NULL, 0, NULL);
if (!jsj_env)
return NULL;
property_name_ucs2 = NULL;
if (!property_name_jstr) {
JS_ReportErrorNumber(cx, jsj_GetErrorMessage, NULL,
JSJMSG_NULL_MEMBER_NAME);
member = NULL;
goto done;
}
/* Get the Unicode string for the JS property name */
property_name_ucs2 = (*jEnv)->GetStringChars(jEnv, property_name_jstr, &is_copy);
if (!property_name_ucs2) {
JS_ASSERT(0);
goto done;
}
property_name_len = (*jEnv)->GetStringLength(jEnv, property_name_jstr);
if (!JS_GetUCProperty(cx, js_obj, property_name_ucs2, property_name_len, &js_val))
goto done;
jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val,
jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &member, &dummy_bool);
done:
if (property_name_ucs2)
(*jEnv)->ReleaseStringChars(jEnv, property_name_jstr, property_name_ucs2);
if (!jsj_exit_js(cx, jsj_env, saved_reporter))
return NULL;
return member;
}
/**
* get member of a Native JSObject for a given index.
*
* @param jEnv - JNIEnv on which the call is being made.
* @param obj - A Native JS Object.
* @param index - Index of a member.
* @param pjobj - return parameter as a java object representing
* the member.
*/
NS_METHOD
nsCLiveconnect::GetSlot(JNIEnv *jEnv, lcjsobject obj, jint slot, void* principalsArray[],
int numPrincipals, nsISupports *securitySupports, jobject *pjobj)
{
if(jEnv == NULL || obj == 0)
{
return NS_ERROR_FAILURE;
}
JSJavaThreadState *jsj_env = NULL;
JSObjectHandle *handle = (JSObjectHandle*)obj;
JSObject *js_obj = handle->js_obj;
JSContext *cx = NULL;
jobject member = NULL;
jsval js_val;
int dummy_cost = 0;
JSBool dummy_bool = PR_FALSE;
JSErrorReporter saved_state = NULL;
jsj_env = jsj_enter_js(jEnv, mJavaClient, NULL, &cx, NULL, &saved_state, principalsArray, numPrincipals, securitySupports);
if (!jsj_env)
return NS_ERROR_FAILURE;
AutoPushJSContext autopush(securitySupports, cx);
if (NS_FAILED(autopush.ResultOfPush()))
goto done;
// =-= sudu: check to see if slot can be passed in as is.
// Should it be converted to a jsint?
if (!JS_GetElement(cx, js_obj, slot, &js_val))
goto done;
if (!jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val, jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &member, &dummy_bool))
goto done;
done:
if (!jsj_exit_js(cx, jsj_env, saved_state))
return NS_ERROR_FAILURE;
*pjobj = member;
return NS_OK;
}
/*
* Class: netscape_javascript_JSObject
* Method: getWindow
* Signature: (Ljava/applet/Applet;)Lnetscape/javascript/JSObject;
*/
JNIEXPORT jobject JNICALL
Java_netscape_javascript_JSObject_getWindow(JNIEnv *jEnv,
jclass js_object_class,
jobject java_applet_obj)
{
char *err_msg;
JSContext *cx = NULL;
JSObject *js_obj = NULL;
jsval js_val;
int dummy_cost;
JSBool dummy_bool;
JSErrorReporter saved_reporter;
jobject java_obj;
JSJavaThreadState *jsj_env;
jsj_env = jsj_enter_js(jEnv, java_applet_obj, NULL, &cx, NULL, &saved_reporter, NULL, 0, NULL);
if (!jsj_env)
return NULL;
err_msg = NULL;
java_obj = NULL;
if (JSJ_callbacks && JSJ_callbacks->map_java_object_to_js_object)
js_obj = JSJ_callbacks->map_java_object_to_js_object(jEnv, java_applet_obj, &err_msg);
if (!js_obj) {
if (err_msg) {
JS_ReportError(cx, err_msg);
free(err_msg);
}
goto done;
}
js_val = OBJECT_TO_JSVAL(js_obj);
jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val, jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &java_obj, &dummy_bool);
done:
if (!jsj_exit_js(cx, jsj_env, saved_reporter))
return NULL;
return java_obj;
}
/*
* Class: netscape_javascript_JSObject
* Method: removeMember
* Signature: (Ljava/lang/String;)V
*/
JNIEXPORT void JNICALL
Java_netscape_javascript_JSObject_removeMember(JNIEnv *jEnv,
jobject java_wrapper_obj,
jstring property_name_jstr)
{
JSContext *cx = NULL;
JSObject *js_obj;
jsval js_val;
const jchar *property_name_ucs2;
jsize property_name_len;
JSErrorReporter saved_reporter;
jboolean is_copy;
JSJavaThreadState *jsj_env;
jsj_env = jsj_enter_js(jEnv, NULL, java_wrapper_obj, &cx, &js_obj, &saved_reporter, NULL, 0, NULL);
if (!jsj_env)
return;
if (!property_name_jstr) {
JS_ReportErrorNumber(cx, jsj_GetErrorMessage, NULL,
JSJMSG_NULL_MEMBER_NAME);
goto done;
}
/* Get the Unicode string for the JS property name */
property_name_ucs2 = (*jEnv)->GetStringChars(jEnv, property_name_jstr, &is_copy);
if (!property_name_ucs2) {
JS_ASSERT(0);
goto done;
}
property_name_len = (*jEnv)->GetStringLength(jEnv, property_name_jstr);
JS_DeleteUCProperty2(cx, js_obj, property_name_ucs2, property_name_len, &js_val);
(*jEnv)->ReleaseStringChars(jEnv, property_name_jstr, property_name_ucs2);
done:
jsj_exit_js(cx, jsj_env, saved_reporter);
return;
}
/*
* Class: netscape_javascript_JSObject
* Method: setSlot
* Signature: (ILjava/lang/Object;)V
*/
JNIEXPORT void JNICALL
Java_netscape_javascript_JSObject_setSlot(JNIEnv *jEnv,
jobject java_wrapper_obj,
jint slot,
jobject java_obj)
{
JSContext *cx = NULL;
JSObject *js_obj;
jsval js_val;
JSErrorReporter saved_reporter;
JSJavaThreadState *jsj_env;
jsj_env = jsj_enter_js(jEnv, NULL, java_wrapper_obj, &cx, &js_obj, &saved_reporter, NULL, 0, NULL);
if (!jsj_env)
return;
if (!jsj_ConvertJavaObjectToJSValue(cx, jEnv, java_obj, &js_val))
goto done;
JS_SetElement(cx, js_obj, slot, &js_val);
done:
jsj_exit_js(cx, jsj_env, saved_reporter);
}
NS_METHOD
nsCLiveconnect::ToString(JNIEnv *jEnv, lcjsobject obj, jstring *pjstring)
{
if(jEnv == NULL || obj == 0)
{
return NS_ERROR_FAILURE;
}
JSJavaThreadState *jsj_env = NULL;
JSObjectHandle *handle = (JSObjectHandle*)obj;
JSObject *js_obj = handle->js_obj;
JSContext *cx = NULL;
JSErrorReporter saved_state = NULL;
jstring result = NULL;
JSString *jsstr = NULL;
jsj_env = jsj_enter_js(jEnv, mJavaClient, NULL, &cx, NULL, &saved_state, NULL, 0, NULL );
if (!jsj_env)
return NS_ERROR_FAILURE;
result = NULL;
AutoPushJSContext autopush(nsnull, cx);
if (NS_FAILED(autopush.ResultOfPush()))
return NS_ERROR_FAILURE;
jsstr = JS_ValueToString(cx, OBJECT_TO_JSVAL(js_obj));
if (jsstr)
result = jsj_ConvertJSStringToJavaString(cx, jEnv, jsstr);
if (!result)
result = jEnv->NewStringUTF("*JavaObject*");
if (!jsj_exit_js(cx, jsj_env, saved_state))
return NS_ERROR_FAILURE;
*pjstring = result;
return NS_OK;
}
/*
* Class: netscape_javascript_JSObject
* Method: eval
* Signature: (Ljava/lang/String;)Ljava/lang/Object;
*/
JNIEXPORT jobject JNICALL
Java_netscape_javascript_JSObject_eval(JNIEnv *jEnv,
jobject java_wrapper_obj,
jstring eval_jstr)
{
const char *codebase;
JSPrincipals *principals;
JSContext *cx = NULL;
JSBool eval_succeeded;
JSObject *js_obj;
jsval js_val;
int dummy_cost;
JSBool dummy_bool;
const jchar *eval_ucs2;
jsize eval_len;
JSErrorReporter saved_reporter;
jboolean is_copy;
jobject result;
JSJavaThreadState *jsj_env;
jsj_env = jsj_enter_js(jEnv, NULL, java_wrapper_obj, &cx, &js_obj, &saved_reporter, NULL, 0, NULL);
if (!jsj_env)
return NULL;
result = NULL;
eval_ucs2 = NULL;
if (!eval_jstr) {
JS_ReportErrorNumber(cx, jsj_GetErrorMessage, NULL,
JSJMSG_NULL_EVAL_ARG);
goto done;
}
/* Get the string to eval as raw Unicode characters */
eval_ucs2 = (*jEnv)->GetStringChars(jEnv, eval_jstr, &is_copy);
if (!eval_ucs2) {
JS_ASSERT(0);
goto done;
}
eval_len = (*jEnv)->GetStringLength(jEnv, eval_jstr);
/* Set up security stuff */
principals = NULL;
if (JSJ_callbacks && JSJ_callbacks->get_JSPrincipals_from_java_caller)
principals = JSJ_callbacks->get_JSPrincipals_from_java_caller(jEnv, cx, NULL, 0, NULL);
codebase = principals ? principals->codebase : NULL;
/* Have the JS engine evaluate the unicode string */
eval_succeeded = JS_EvaluateUCScriptForPrincipals(cx, js_obj, principals,
eval_ucs2, eval_len,
codebase, 0, &js_val);
if (!eval_succeeded)
goto done;
/* Convert result to a subclass of java.lang.Object */
jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val, jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &result, &dummy_bool);
done:
if (eval_ucs2)
(*jEnv)->ReleaseStringChars(jEnv, eval_jstr, eval_ucs2);
if (!jsj_exit_js(cx, jsj_env, saved_reporter))
return NULL;
return result;
}
/*
* Class: netscape_javascript_JSObject
* Method: call
* Signature: (Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/Object;
*/
JNIEXPORT jobject JNICALL
Java_netscape_javascript_JSObject_call(JNIEnv *jEnv, jobject java_wrapper_obj,
jstring function_name_jstr, jobjectArray java_args)
{
int i, argc, arg_num;
jsval *argv;
JSContext *cx = NULL;
JSObject *js_obj;
jsval js_val, function_val;
int dummy_cost;
JSBool dummy_bool;
const jchar *function_name_ucs2;
jsize function_name_len;
JSErrorReporter saved_reporter;
jboolean is_copy;
jobject result;
JSJavaThreadState *jsj_env;
jsj_env = jsj_enter_js(jEnv, NULL, java_wrapper_obj, &cx, &js_obj, &saved_reporter, NULL, 0, NULL);
if (!jsj_env)
return NULL;
function_name_ucs2 = NULL;
result = NULL;
if (!function_name_jstr) {
JS_ReportErrorNumber(cx, jsj_GetErrorMessage, NULL,
JSJMSG_NULL_FUNCTION_NAME);
goto done;
}
/* Get the function name to eval as raw Unicode characters */
function_name_ucs2 = (*jEnv)->GetStringChars(jEnv, function_name_jstr, &is_copy);
if (!function_name_ucs2) {
JS_ASSERT(0);
goto done;
}
function_name_len = (*jEnv)->GetStringLength(jEnv, function_name_jstr);
/* Allocate space for JS arguments */
if (java_args) {
argc = (*jEnv)->GetArrayLength(jEnv, java_args);
argv = (jsval*)JS_malloc(cx, argc * sizeof(jsval));
} else {
argc = 0;
argv = 0;
}
/* Convert arguments from Java to JS values */
for (arg_num = 0; arg_num < argc; arg_num++) {
jobject arg = (*jEnv)->GetObjectArrayElement(jEnv, java_args, arg_num);
if (!jsj_ConvertJavaObjectToJSValue(cx, jEnv, arg, &argv[arg_num]))
goto cleanup_argv;
JS_AddNamedRoot(cx, &argv[arg_num], "&argv[arg_num]");
}
if (!JS_GetUCProperty(cx, js_obj, function_name_ucs2, function_name_len,
&function_val))
goto cleanup_argv;
if (!JS_CallFunctionValue(cx, js_obj, function_val, argc, argv, &js_val))
goto cleanup_argv;
jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val, jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &result, &dummy_bool);
cleanup_argv:
if (argv) {
for (i = 0; i < arg_num; i++)
JS_RemoveRoot(cx, &argv[i]);
JS_free(cx, argv);
}
done:
if (function_name_ucs2)
(*jEnv)->ReleaseStringChars(jEnv, function_name_jstr, function_name_ucs2);
if (!jsj_exit_js(cx, jsj_env, saved_reporter))
return NULL;
return result;
}
NS_METHOD
nsCLiveconnect::Eval(JNIEnv *jEnv, lcjsobject obj, const jchar *script, jsize length, void* principalsArray[],
int numPrincipals, nsISupports *securitySupports, jobject *pjobj)
{
if(jEnv == NULL || obj == 0)
{
return NS_ERROR_FAILURE;
}
JSJavaThreadState *jsj_env = NULL;
JSObjectHandle *handle = (JSObjectHandle*)obj;
JSObject *js_obj = handle->js_obj;
JSContext *cx = NULL;
jsval js_val;
int dummy_cost = 0;
JSBool dummy_bool = PR_FALSE;
JSErrorReporter saved_state = NULL;
jobject result = NULL;
const char *codebase = NULL;
JSPrincipals *principals = NULL;
JSBool eval_succeeded = PR_FALSE;
jsj_env = jsj_enter_js(jEnv, mJavaClient, NULL, &cx, NULL, &saved_state, principalsArray, numPrincipals, securitySupports);
if (!jsj_env)
return NS_ERROR_FAILURE;
result = NULL;
AutoPushJSContext autopush(securitySupports, cx);
if (NS_FAILED(autopush.ResultOfPush()))
goto done;
if (!script) {
JS_ReportError(cx, "illegal null string eval argument");
goto done;
}
/* Set up security stuff */
if (JSJ_callbacks && JSJ_callbacks->get_JSPrincipals_from_java_caller)
principals = JSJ_callbacks->get_JSPrincipals_from_java_caller(jEnv, cx, principalsArray, numPrincipals, securitySupports);
codebase = principals ? principals->codebase : NULL;
/* Have the JS engine evaluate the unicode string */
eval_succeeded = JS_EvaluateUCScriptForPrincipals(cx, js_obj, principals,
script, length,
codebase, 0, &js_val);
if (!eval_succeeded)
goto done;
/* Convert result to a subclass of java.lang.Object */
jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val, jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &result, &dummy_bool);
done:
if (principals)
JSPRINCIPALS_DROP(cx, principals);
if (!jsj_exit_js(cx, jsj_env, saved_state))
return NS_ERROR_FAILURE;
*pjobj = result;
return NS_OK;
}
/**
* call a method of Native JSObject.
*
* @param jEnv - JNIEnv on which the call is being made.
* @param obj - A Native JS Object.
* @param name - Name of a method.
* @param jobjArr - Array of jobjects representing parameters of method being caled.
* @param pjobj - return value.
*/
NS_METHOD
nsCLiveconnect::Call(JNIEnv *jEnv, lcjsobject obj, const jchar *name, jsize length, jobjectArray java_args, void* principalsArray[],
int numPrincipals, nsISupports *securitySupports, jobject *pjobj)
{
if(jEnv == NULL || obj == 0)
{
return NS_ERROR_FAILURE;
}
int i = 0;
int argc = 0;
int arg_num = 0;
jsval *argv = 0;
JSJavaThreadState *jsj_env = NULL;
JSObjectHandle *handle = (JSObjectHandle*)obj;
JSObject *js_obj = handle->js_obj;
JSContext *cx = NULL;
jsval js_val;
jsval function_val = 0;
int dummy_cost = 0;
JSBool dummy_bool = PR_FALSE;
JSErrorReporter saved_state = NULL;
jobject result = NULL;
jsj_env = jsj_enter_js(jEnv, mJavaClient, NULL, &cx, NULL, &saved_state, principalsArray, numPrincipals, securitySupports);
if (!jsj_env)
return NS_ERROR_FAILURE;
result = NULL;
AutoPushJSContext autopush(securitySupports, cx);
if (NS_FAILED(autopush.ResultOfPush()))
goto done;
if (!name) {
JS_ReportError(cx, "illegal null JavaScript function name");
goto done;
}
/* Allocate space for JS arguments */
argc = java_args ? jEnv->GetArrayLength(java_args) : 0;
if (argc) {
argv = (jsval*)JS_malloc(cx, argc * sizeof(jsval));
if (!argv)
goto done;
} else {
argv = 0;
}
/* Convert arguments from Java to JS values */
for (arg_num = 0; arg_num < argc; arg_num++) {
jobject arg = jEnv->GetObjectArrayElement(java_args, arg_num);
JSBool ret = jsj_ConvertJavaObjectToJSValue(cx, jEnv, arg, &argv[arg_num]);
jEnv->DeleteLocalRef(arg);
if (!ret)
goto cleanup_argv;
JS_AddRoot(cx, &argv[arg_num]);
}
if (!JS_GetUCProperty(cx, js_obj, name, length, &function_val))
goto cleanup_argv;
if (!JS_CallFunctionValue(cx, js_obj, function_val, argc, argv, &js_val))
goto cleanup_argv;
jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val, jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &result, &dummy_bool);
cleanup_argv:
if (argv) {
for (i = 0; i < arg_num; i++)
JS_RemoveRoot(cx, &argv[i]);
JS_free(cx, argv);
}
done:
if (!jsj_exit_js(cx, jsj_env, saved_state))
return NS_ERROR_FAILURE;
*pjobj = result;
return NS_OK;
}
NS_INTERFACE_MAP_END
////////////////////////////////////////////////////////////////////////////
// from nsILiveconnect:
/**
* get member of a Native JSObject for a given name.
*
* @param jEnv - JNIEnv on which the call is being made.
* @param obj - A Native JS Object.
* @param name - Name of a member.
* @param pjobj - return parameter as a java object representing
* the member. If it is a basic data type it is converted to
* a corresponding java type. If it is a NJSObject, then it is
* wrapped up as java wrapper netscape.javascript.JSObject.
*/
NS_METHOD
nsCLiveconnect::GetMember(JNIEnv *jEnv, lcjsobject obj, const jchar *name, jsize length, void* principalsArray[],
int numPrincipals, nsISupports *securitySupports, jobject *pjobj)
{
if(jEnv == NULL || obj == 0)
{
return NS_ERROR_FAILURE;
}
JSJavaThreadState *jsj_env = NULL;
JSObjectHandle *handle = (JSObjectHandle*)obj;
JSObject *js_obj = handle->js_obj;
JSContext *cx = NULL;
jobject member = NULL;
jsval js_val;
int dummy_cost = 0;
JSBool dummy_bool = PR_FALSE;
JSErrorReporter saved_state = NULL;
jsj_env = jsj_enter_js(jEnv, mJavaClient, NULL, &cx, NULL, &saved_state, principalsArray, numPrincipals, securitySupports);
if (!jsj_env)
return NS_ERROR_FAILURE;
AutoPushJSContext autopush(securitySupports, cx);
if (NS_FAILED(autopush.ResultOfPush()))
goto done;
if (!name) {
JS_ReportError(cx, "illegal null member name");
member = NULL;
goto done;
}
if (!JS_GetUCProperty(cx, js_obj, name, length, &js_val))
goto done;
jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val, jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &member, &dummy_bool);
done:
if (!jsj_exit_js(cx, jsj_env, saved_state))
return NS_ERROR_FAILURE;
*pjobj = member;
return NS_OK;
}
