static void ExistAndEmptyTest()
{
static char pathBuffer[STR_SIZE] = { 0 };
snprintf(pathBuffer, STR_SIZE, "/%s/existAndEmptyTest/", TestRootDir);
{
le_cfg_IteratorRef_t iterRef = le_cfg_CreateWriteTxn(pathBuffer);
le_cfg_SetEmpty(iterRef, "");
LE_TEST(le_cfg_IsEmpty(iterRef, "") == true);
LE_TEST(le_cfg_NodeExists(iterRef, "valueA") == false);
LE_TEST(le_cfg_NodeExists(iterRef, "valueB") == false);
LE_TEST(le_cfg_NodeExists(iterRef, "valueC") == false);
LE_TEST(le_cfg_NodeExists(iterRef, "valueD") == false);
LE_TEST(le_cfg_IsEmpty(iterRef, "valueA") == true);
LE_TEST(le_cfg_IsEmpty(iterRef, "valueB") == true);
LE_TEST(le_cfg_IsEmpty(iterRef, "valueC") == true);
LE_TEST(le_cfg_IsEmpty(iterRef, "valueD") == true);
le_cfg_SetString(iterRef, "valueA", "aNewValue");
le_cfg_SetInt(iterRef, "valueB", 10);
le_cfg_SetBool(iterRef, "valueC", true);
le_cfg_SetFloat(iterRef, "valueD", 10.24);
LE_TEST(le_cfg_NodeExists(iterRef, "valueA") == true);
LE_TEST(le_cfg_NodeExists(iterRef, "valueB") == true);
LE_TEST(le_cfg_NodeExists(iterRef, "valueC") == true);
LE_TEST(le_cfg_NodeExists(iterRef, "valueD") == true);
LE_TEST(le_cfg_IsEmpty(iterRef, "valueA") == false);
LE_TEST(le_cfg_IsEmpty(iterRef, "valueB") == false);
LE_TEST(le_cfg_IsEmpty(iterRef, "valueC") == false);
LE_TEST(le_cfg_IsEmpty(iterRef, "valueD") == false);
le_cfg_CommitTxn(iterRef);
}
}
// -------------------------------------------------------------------------------------------------
static int HandleSet
(
void
)
// -------------------------------------------------------------------------------------------------
{
// Looks like we're trying to write a value to a node. Get the node's current type and then
// write the requested value to that node.
le_cfg_IteratorRef_t iterRef = le_cfg_CreateWriteTxn(NodePath);
le_cfg_nodeType_t originalType = le_cfg_GetNodeType(iterRef, "");
le_cfg_nodeType_t newType = DataType;
if ( (newType != originalType)
&& (originalType != LE_CFG_TYPE_DOESNT_EXIST))
{
printf("Converting node '%s' type from %s to %s.\n",
NodePath,
NodeTypeStr(originalType),
NodeTypeStr(newType));
}
int result = EXIT_SUCCESS;
switch (newType)
{
case LE_CFG_TYPE_STRING:
le_cfg_SetString(iterRef, "", NodeValue);
break;
case LE_CFG_TYPE_BOOL:
if (strcmp(NodeValue, "false") == 0)
{
le_cfg_SetBool(iterRef, "", false);
}
else if (strcmp(NodeValue, "true") == 0)
{
le_cfg_SetBool(iterRef, "", true);
}
else
{
fprintf(stderr, "Bad boolean value '%s'.\n", NodeValue);
}
break;
case LE_CFG_TYPE_INT:
{
char *endIntp;
errno = 0;
int32_t value = strtol(NodeValue, &endIntp, 10);
if (errno != 0)
{
fprintf(stderr, "Integer '%s' out of range\n", NodeValue);
result = EXIT_FAILURE;
}
else if (*endIntp != '\0')
{
fprintf(stderr, "Invalid character in integer '%s'\n", NodeValue);
result = EXIT_FAILURE;
}
else
{
le_cfg_SetInt(iterRef, "", value);
}
break;
}
case LE_CFG_TYPE_FLOAT:
{
char *endFloatp;
errno = 0;
double floatVal = strtod(NodeValue, &endFloatp);
if (errno != 0)
{
fprintf(stderr, "Float value '%s' out of range\n", NodeValue);
result = EXIT_FAILURE;
}
else if (*endFloatp != '\0')
{
fprintf(stderr, "Invalid character in float value '%s'\n", NodeValue);
result = EXIT_FAILURE;
}
else
{
le_cfg_SetFloat(iterRef, "", floatVal);
}
break;
}
case LE_CFG_TYPE_DOESNT_EXIST:
result = EXIT_FAILURE;
break;
default:
fprintf(stderr, "Unexpected node type specified, %s.\n", NodeTypeStr(newType));
result = EXIT_FAILURE;
break;
}
// Finally, commit the value update, if the set was successful.
if (result != EXIT_FAILURE)
{
le_cfg_CommitTxn(iterRef);
}
else
{
le_cfg_CancelTxn(iterRef);
}
return result;
}
// -------------------------------------------------------------------------------------------------
static le_result_t HandleImportJSONIteration
(
le_cfg_IteratorRef_t iterRef, ///< Dump the JSON data into this iterator.
json_t* nodePtr ///< From this JSON object.
)
// -------------------------------------------------------------------------------------------------
{
// Get value
json_t* value = json_object_get(nodePtr, JSON_FIELD_VALUE);
// Check type
const char* typeStr = json_string_value(json_object_get(nodePtr, JSON_FIELD_TYPE));
le_cfg_nodeType_t type = GetNodeTypeFromString(typeStr);
switch (type)
{
case LE_CFG_TYPE_BOOL:
le_cfg_SetBool(iterRef, "", json_is_true(value));
break;
case LE_CFG_TYPE_STRING:
le_cfg_SetString(iterRef, "", json_string_value(value));
break;
case LE_CFG_TYPE_INT:
le_cfg_SetInt(iterRef, "", json_integer_value(value));
break;
case LE_CFG_TYPE_FLOAT:
le_cfg_SetFloat(iterRef, "", json_real_value(value));
break;
case LE_CFG_TYPE_STEM:
{
// Iterate on children
json_t* childrenPtr = json_object_get(nodePtr, JSON_FIELD_CHILDREN);
json_t* childPtr;
int i;
json_array_foreach(childrenPtr, i, childPtr)
{
// Get name
const char* name = json_string_value(json_object_get(childPtr,
JSON_FIELD_NAME));
// Is node exist with this name?
le_cfg_nodeType_t existingType = le_cfg_GetNodeType(iterRef, name);
switch (existingType)
{
case LE_CFG_TYPE_DOESNT_EXIST:
case LE_CFG_TYPE_STEM:
case LE_CFG_TYPE_EMPTY:
// Not existing, already a stem or empty node, nothing to do
break;
default:
// Issue with node creation
fprintf(stderr, "Node conflict when importing, at node %s", name);
return LE_NOT_POSSIBLE;
break;
}
// Iterate to this child
le_cfg_GoToNode(iterRef, name);
// Iterate
le_result_t subResult = HandleImportJSONIteration(iterRef, childPtr);
if (subResult != LE_OK)
{
// Something went wrong
return subResult;
}
// Go back to parent
le_cfg_GoToParent(iterRef);
}
}
break;
default:
return LE_FAULT;
}
return LE_OK;
}
