//native bool:json_object_iter_set(Handle:hObj, Handle:hIter, Handle:hValue);
static cell_t Native_json_object_iter_set(IPluginContext *pContext, const cell_t *params) {
HandleError err;
HandleSecurity sec;
sec.pOwner = NULL;
sec.pIdentity = myself->GetIdentity();
// Param 1
json_t *object;
Handle_t hndlObject = static_cast<Handle_t>(params[1]);
if ((err=g_pHandleSys->ReadHandle(hndlObject, htJanssonObject, &sec, (void **)&object)) != HandleError_None)
{
pContext->ThrowNativeError("Invalid <Object> handle %x (error %d)", hndlObject, err);
return BAD_HANDLE;
}
// Param 2
void *iter;
Handle_t hndlIterator = static_cast<Handle_t>(params[2]);
if ((err=g_pHandleSys->ReadHandle(hndlIterator, htJanssonIterator, &sec, (void **)&iter)) != HandleError_None)
{
pContext->ThrowNativeError("Invalid <JSON Iterator> handle %x (error %d)", hndlIterator, err);
return BAD_HANDLE;
}
// Param 3
json_t *value;
Handle_t hndlValue = static_cast<Handle_t>(params[3]);
if ((err=g_pHandleSys->ReadHandle(hndlValue, htJanssonObject, &sec, (void **)&value)) != HandleError_None)
{
pContext->ThrowNativeError("Invalid <Object> handle %x (error %d)", hndlValue, err);
return BAD_HANDLE;
}
return (json_object_iter_set(object, iter, value) == 0);
}
static void test_iterators()
{
int i;
json_t *object, *foo, *bar, *baz;
const char *iter_keys[3];
int have_key[3] = { 0, 0, 0 };
json_t *iter_values[3];
void *iter;
if(json_object_iter(NULL))
fail("able to iterate over NULL");
if(json_object_iter_next(NULL, NULL))
fail("able to increment an iterator on a NULL object");
object = json_object();
foo = json_string("foo");
bar = json_string("bar");
baz = json_string("baz");
if(!object || !foo || !bar || !bar)
fail("unable to create values");
if(json_object_iter_next(object, NULL))
fail("able to increment a NULL iterator");
if(json_object_set(object, "a", foo) ||
json_object_set(object, "b", bar) ||
json_object_set(object, "c", baz))
fail("unable to populate object");
iter = json_object_iter(object);
if(!iter)
fail("unable to get iterator");
iter_keys[0] = json_object_iter_key(iter);
iter_values[0] = json_object_iter_value(iter);
iter = json_object_iter_next(object, iter);
if(!iter)
fail("unable to increment iterator");
iter_keys[1] = json_object_iter_key(iter);
iter_values[1] = json_object_iter_value(iter);
printf("values=%s\n", json_string_value(iter_values[1]));
iter = json_object_iter_next(object, iter);
if(!iter)
fail("unable to increment iterator");
iter_keys[2] = json_object_iter_key(iter);
iter_values[2] = json_object_iter_value(iter);
if(json_object_iter_next(object, iter) != NULL)
fail("able to iterate over the end");
/* Check that keys have correct values */
for (i = 0; i < 3; i++) {
if (strcmp(iter_keys[i], "a") == 0) {
if (iter_values[i] != foo)
fail("wrong value for iter key a");
else
have_key[0] = 1;
} else if (strcmp(iter_keys[i], "b") == 0) {
if (iter_values[i] != bar)
fail("wrong value for iter key b");
else
have_key[1] = 1;
} else if (strcmp(iter_keys[i], "c") == 0) {
if (iter_values[i] != baz)
fail("wrong value for iter key c");
else
have_key[2] = 1;
}
}
/* Check that we got all keys */
for(i = 0; i < 3; i++) {
if(!have_key[i])
fail("a key wasn't iterated over");
}
if(json_object_iter_at(object, "foo"))
fail("json_object_iter_at() succeeds for non-existent key");
iter = json_object_iter_at(object, "b");
if(!iter)
fail("json_object_iter_at() fails for an existing key");
if(strcmp(json_object_iter_key(iter), "b"))
fail("iterating failed: wrong key");
if(json_object_iter_value(iter) != bar)
fail("iterating failed: wrong value");
if(json_object_iter_set(object, iter, baz))
fail("unable to set value at iterator");
if(strcmp(json_object_iter_key(iter), "b"))
fail("json_object_iter_key() fails after json_object_iter_set()");
if(json_object_iter_value(iter) != baz)
fail("json_object_iter_value() fails after json_object_iter_set()");
if(json_object_get(object, "b") != baz)
fail("json_object_get() fails after json_object_iter_set()");
json_decref(object);
json_decref(foo);
json_decref(bar);
json_decref(baz);
}
/* 获取每个元素的值, 返回元素的结构体 */
struct policymsg iter_get_value(json_t *object)
{
struct policymsg p;
int i;
json_t *iter_values[3];
const char *iter_keys[3];
void *iter;
printf("判断是不是object类型\n");
my_json_type(object);
//printf("........\n");
#if 0
if(json_object_iter(NULL))
{
printf("iterate NULL\n");
}
if(json_object_iter_next(NULL, NULL))
{
printf("iterator a NULL object\n");
}
#endif
iter = json_object_iter(object);
i = 0;
while(1)
{
iter_keys[i] = json_object_iter_key(iter);
iter_values[i] = json_object_iter_value(iter);
//printf("values[%d]=%s\n", i,json_string_value(iter_values[i]));
if((iter = json_object_iter_next(object, iter)) == NULL)
{
//printf("iterate end\n");
break;
}
i++;
}
i=4;
iter = json_object_iter_at(object, "b");
if(iter)
{
iter_keys[i] = json_object_iter_key(iter);
iter_values[i] = json_object_iter_value(iter);
printf("values[%d]=%s\n", i,json_string_value(iter_values[i]));
//printf("json_object_iter_at() printfs for an existing key\n");
}
#if 0
if(json_object_iter_set(object, iter, baz))
printf("unable to set value at iterator");
if(strcmp(json_object_iter_key(iter), "b"))
printf("json_object_iter_key() printfs after json_object_iter_set()");
if(json_object_iter_value(iter) != baz)
printf("json_object_iter_value() printfs after json_object_iter_set()");
if(json_object_get(object, "b") != baz)
printf("json_object_get() printfs after json_object_iter_set()");
#endif
json_decref(object);
return p;
}
static void test_iterators()
{
json_t *object, *foo, *bar, *baz;
void *iter;
if(json_object_iter(NULL))
fail("able to iterate over NULL");
if(json_object_iter_next(NULL, NULL))
fail("able to increment an iterator on a NULL object");
object = json_object();
foo = json_string("foo");
bar = json_string("bar");
baz = json_string("baz");
if(!object || !foo || !bar || !bar)
fail("unable to create values");
if(json_object_iter_next(object, NULL))
fail("able to increment a NULL iterator");
if(json_object_set(object, "a", foo) ||
json_object_set(object, "b", bar) ||
json_object_set(object, "c", baz))
fail("unable to populate object");
iter = json_object_iter(object);
if(!iter)
fail("unable to get iterator");
if(strcmp(json_object_iter_key(iter), "a"))
fail("iterating failed: wrong key");
if(json_object_iter_value(iter) != foo)
fail("iterating failed: wrong value");
iter = json_object_iter_next(object, iter);
if(!iter)
fail("unable to increment iterator");
if(strcmp(json_object_iter_key(iter), "b"))
fail("iterating failed: wrong key");
if(json_object_iter_value(iter) != bar)
fail("iterating failed: wrong value");
iter = json_object_iter_next(object, iter);
if(!iter)
fail("unable to increment iterator");
if(strcmp(json_object_iter_key(iter), "c"))
fail("iterating failed: wrong key");
if(json_object_iter_value(iter) != baz)
fail("iterating failed: wrong value");
if(json_object_iter_next(object, iter) != NULL)
fail("able to iterate over the end");
if(json_object_iter_at(object, "foo"))
fail("json_object_iter_at() succeeds for non-existent key");
iter = json_object_iter_at(object, "b");
if(!iter)
fail("json_object_iter_at() fails for an existing key");
if(strcmp(json_object_iter_key(iter), "b"))
fail("iterating failed: wrong key");
if(json_object_iter_value(iter) != bar)
fail("iterating failed: wrong value");
iter = json_object_iter_next(object, iter);
if(!iter)
fail("unable to increment iterator");
if(strcmp(json_object_iter_key(iter), "c"))
fail("iterating failed: wrong key");
if(json_object_iter_value(iter) != baz)
fail("iterating failed: wrong value");
if(json_object_iter_set(object, iter, bar))
fail("unable to set value at iterator");
if(strcmp(json_object_iter_key(iter), "c"))
fail("json_object_iter_key() fails after json_object_iter_set()");
if(json_object_iter_value(iter) != bar)
fail("json_object_iter_value() fails after json_object_iter_set()");
if(json_object_get(object, "c") != bar)
fail("json_object_get() fails after json_object_iter_set()");
json_decref(object);
json_decref(foo);
json_decref(bar);
json_decref(baz);
}
int la_codec_object_iter_set(la_codec_value_t *object, void *iter, la_codec_value_t *value)
{
return json_object_iter_set((json_t *) object, iter, (json_t *) value);
}