4 * Created on: Dec 7, 2010
25 template <class NumberDataType>
26 bool string_to_number(NumberDataType& result,
27 const std::string& string_param,
28 std::ios_base& (*format)(std::ios_base&))
30 std::istringstream iss(string_param);
31 return !(iss >> format >> result).fail();
34 Data::Data(int size) {
35 value_arr.resize(size);
38 Data::Data(vector<double> vector_param, Date *date_param) {
42 size = vector_param.size();
43 //log_debug("Data(), value count: %d\n", size);
44 value_arr.resize(size);
45 for (int ii = 0; ii < vector_param.size(); ii++) {
46 value_arr[ii] = vector_param.at(ii);
47 //log_debug("Data(), value[%d]: %f\n", ii, value_arr[ii]);
49 date_time.copy(date_param);
52 Data::Data(std::valarray<double> value_arr_param, Date *date_param) {
53 value_arr.resize(value_arr_param.size());
54 for (int ii = 0; ii < value_arr_param.size(); ii++) {
55 value_arr[ii] = value_arr_param[ii];
57 date_time.copy(date_param);
63 plp::Date Data::get_date() {
67 void Data::set_date(plp::Date date) {
68 date_time.copy(&date);
71 void Data::printout() {
75 for (ii = 0; ii < value_arr.size(); ii++) {
76 log_debug(" data[%d] = %f\n", ii, value_arr[ii]);
80 Data *Data::parse_data_string(const string& dataline) {
81 stringstream ss(dataline);
91 while(getline(ss, item, '|')) {
94 date = W1Util::parse_date_str(item);
96 // skip the device type and device id fields
97 // TODO: store device type and id to own file
99 suc_flg = string_to_number<double>(val, item, dec);
101 //log_debug("adding number: %f\n", val);
107 ret_val = new Data(v, &date);
111 DataRange::DataRange(int value_count_per_data_item) {
113 column_count = value_count_per_data_item;
117 DataRange::DataRange(Data data) {
119 column_count = data.value_arr.size();
124 DataRange::~DataRange() {
128 if (val_matrix != NULL) {
132 for (ii = 0; ii < date_list.size(); ii++) {
133 date = date_list.at(ii);
138 void DataRange::add_data(Data data) {
144 //log_debug("old row_count: %d, column_count: %d, value_arr_size: %d\n", row_count, column_count, data.value_arr.size());
145 val_matrix = (double *)realloc(val_matrix, ((row_count + 1) * column_count) * sizeof(double));
146 indx = row_count * column_count;
147 for (ii = 0; ii < data.value_arr.size(); ii++) {
148 val_matrix[indx + ii] = data.value_arr[ii];
151 for (int ii = 0; ii < ((row_count + 1) * column_count); ii++) {
152 log_debug("data_matrix[%d] = %f\n", ii, val_matrix[ii]);
155 date = data.get_date();
156 date_list.push_back(date.clone());
160 Data *DataRange::get_data(int row_index) {
164 vector<double> vector;
168 if ((row_index >= 0) &&
169 (row_index < row_count)) {
170 start_indx = row_index * column_count;
171 for (ii = 0; ii < column_count; ii++) {
172 vector.push_back(val_matrix[start_indx + ii]);
174 date = date_list.at(row_index);
175 ret_val = new Data(vector, date);
180 int DataRange::get_data_row_count() {
184 int DataRange::get_data_column_count() {
188 Data *DataRange::get_first_data() {
193 ret_val = get_data(0);
198 Data *DataRange::get_last_data() {
199 return get_data(row_count - 1);