C++ (Cpp) create_json_node Beispiele

Beispiel #1

Datei: pbs_json.c Projekt: Bhagat-Rajput/pbspro

/**
 * @brief
 *	add node to json list
 *
 * @param[in] ntype - node type
 * @param[in] vtype - value type
 * @param[in] key - node key
 * @param[in] value - value for node
 *
 * @return 	structure handle
 * @retval	structure handle to JsonNode list	success
 * @retval	NULL					error
 *
 */
JsonNode*
add_json_node(JsonNodeType ntype, JsonValueType vtype, JsonEscapeType esc_type, char *key, void *value) {
	int 	  rc = 0;
	char	  *ptr = NULL;
	char 	  *pc  = NULL;
	JsonNode  *node = NULL;

	node = create_json_node();
	if (node == NULL) {
		fprintf(stderr, "Json Node: out of memory\n");
		return NULL;
	}
	node->node_type = ntype;
	if (key != NULL) {
		ptr = strdup((char *)key);
		if (ptr == NULL) {
			fprintf(stderr, "Json Node: out of memory\n");
			return NULL;
		}
		node->key = ptr;
	}
	if (vtype == JSON_NULL && value != NULL) {
		(void)strtod(value, &pc);
		while (pc) {
			if (isspace(*pc))
				pc++;
			else
				break;
		}
		if (strcmp(pc, "") == 0) {
			node->value_type = JSON_NUMERIC;
			ptr = strdup(value);
			if (ptr == NULL)
				return NULL;
			node->value.string = ptr;
		} else
			node->value_type = JSON_STRING;
   	} else {
		node->value_type = vtype;
		if (node->value_type == JSON_INT)
			node->value.inumber = *((long int *)value);
		else if (node->value_type == JSON_FLOAT)
			node->value.fnumber = *((double *)value);
    	}
            
	if (node->value_type == JSON_STRING) {
		if (value != NULL) {
			ptr = strdup_escape(esc_type, value);
			if (ptr == NULL)
				return NULL;
		}
		node->value.string = ptr;
	}
	rc = link_node(node);
	if (rc) {
		free(node);
		fprintf(stderr, "Json link: out of memory\n");
		return NULL;
	}
	return node;
}

Beispiel #2

Datei: pbs_json.c Projekt: agrawalravi90/pbspro

/**
 * @brief
 *	add node to json list
 *
 * @param[in] ntype - node type
 * @param[in] vtype - value type
 * @param[in] key - node key
 * @param[in] value - value for node
 *
 * @return 	structure handle
 * @retval	structure handle to JsonNode list	success
 * @retval	NULL					error
 *
 */
JsonNode*
add_json_node(JsonNodeType ntype, JsonValueType vtype, JsonEscapeType esc_type, char *key, void *value) {
	int 	  rc = 0;
	char	  *ptr = NULL;
	char 	  *pc  = NULL;
	double    val  = 0;
	long int  ivalue = 0;
	JsonNode  *node = NULL;

	node = create_json_node();
	if (node == NULL) {
		fprintf(stderr, "Json Node: out of memory\n");
		return NULL;
	}
	node->node_type = ntype;
	if (key != NULL) {
		ptr = strdup((char *)key);
		if (ptr == NULL) {
			fprintf(stderr, "Json Node: out of memory\n");
			return NULL;
		}
		node->key = ptr;
	}
	if (vtype == JSON_NULL && value != NULL) {
		val = strtod(value, &pc);
		while (pc) {
			if (isspace(*pc))
				pc++;
			else
				break;
		}
		if (strcmp(pc, "") == 0) {
			ivalue = (long int) val;
			if (val == ivalue) {/* This checks if value have any non zero fractional part after decimal. If not then value has to be represented as integer otherwise as float. */
				node->value_type = JSON_INT;
				node->value.inumber = ivalue;
			} else {
				node->value_type = JSON_FLOAT;
				node->value.fnumber = val;
			}
		} else
			node->value_type = JSON_STRING;
	}
	else {
		node->value_type = vtype;
		if (node->value_type == JSON_INT)
			node->value.inumber = *((long int *)value);
		else if (node->value_type == JSON_FLOAT)
			node->value.fnumber = *((double *)value);
	}


	if (node->value_type == JSON_STRING) {
		if (value != NULL) {
			ptr = strdup_escape(esc_type, value);
			if (ptr == NULL)
				return NULL;
		}
		node->value.string = ptr;
	}
	rc = link_node(node);
	if (rc) {
		free(node);
		fprintf(stderr, "Json link: out of memory\n");
		return NULL;
	}
	return node;
}