为可能需要它或可能陷入类似问题的人发布开发的代码。下面的这段代码在很大程度上起作用，因为它构成了字典结构。然而，它需要通过引入灵活的嵌套字典来改进，它可以采用任何类型的值（包括字典）。这至少生成了 Survey_level Dictionary：嵌套钻孔字典结构只有在我们有一个结合了的类时才能添加Boreholes Dictionary, SurveyParameter Dictionary & SurveySetting Dictionary
...
public void ExcelReader(string path)
{
var stream = File.Open(path, FileMode.Open, FileAccess.Read);
var reader = ExcelReaderFactory.CreateReader(stream);
var result = reader.AsDataSet();
var tables = result.Tables.Cast<DataTable>();
//If you declared nested dict as object you couldn't do any operations with it that are provided by Dictionary, only the ones valid for all objects.
Dictionary<string, Dictionary<string, Dictionary<(string, string), object>>> dict_coll = new Dictionary<string, Dictionary<string, Dictionary<(string, string), object>>>();
Dictionary<string, Dictionary<(string, string), object>> rows = new Dictionary<string, Dictionary<(string, string), object>>();
Dictionary<(string, string), object> row_usable = new Dictionary<(string, string), object>();
foreach (DataTable table in tables)
{
Dictionary<(string, string), object> row;
foreach (DataRow dr in table.Rows)
{
row = new Dictionary<(string, string), object>();
foreach (DataColumn col in table.Columns)
{
string FirstcolName = table.Rows[0][col.ColumnName].ToString(); //index the first row with the column name
string SecondcolName = table.Rows[1][col.ColumnName].ToString(); //index the 2nd row with the column name
row.Add((FirstcolName, SecondcolName), dr[col]); //add the column names as keys and data as values in the dicttionary.using a tuple of two column headers as key
}
int index = table.Rows.IndexOf(dr); //indexing eachrow to cnvert the value in each row to string
rows.Add(index.ToString(), row); //converting to string
rows.Remove("0");
rows.Remove("1");
rows.Remove("3");
List<(string, string)> row_Keys = new List<(string, string)>(row.Keys);
List<object> row_vals = new List<object>(row.Values);
row_usable = row_Keys.Zip(row_vals, (k, v) => new { k, v }).ToDictionary(x => x.k, x => x.v);
}
dict_coll.Add(table.TableName.ToString(), rows);
}
var guid_data = rows.ElementAt(0).Value; //or use trygetvalue()
var SURVEY_ID = ("SurveyParameter", "SurveyId");
var BOREHOLE_ID = ("BoreholeParameter", "BoreholeId");
var LAYER_ID = ("Parameter", "LayerId");
Dictionary<string, object> guid_dict = new Dictionary<string, object>();
Dictionary<string, Dictionary<string,Dictionary<string,object>>> data_dict =
new Dictionary<string, Dictionary<string, Dictionary<string, object>>>();
//Dictionary<string,object?> data_dict =
// new Dictionary<string,object?>();
//Hashtable data_dict = new Hashtable;
Hashtable restructured = new Hashtable();
restructured.Add("ParameterGuid", guid_dict);
restructured.Add("Data", data_dict);
List<string> guid_dict_keys = guid_dict.Keys.OfType<string>().ToList();
List<string> data_dict_keys = data_dict.Keys.OfType<string>().ToList();
foreach (Dictionary<string, Dictionary<(string, string), object>> datasets in dict_coll.Values) // datasets= Dictionary<string, Dictionary<(string, string), object>>>no need for specified types with hashtable but have to cast the value KeyValuePair<string, Dictionary<string, Dictionary<(string, string), object>>>
{
foreach (KeyValuePair<(string, string), object> i in guid_data)
{
if (i.Key.Item1.EndsWith("Parameter") & !guid_dict_keys.Contains(i.Key.Item2))//string.IsNullOrEmpty()//convert guidict to single string //guid_dict.Keys i.Key.Item2))
{
guid_dict[i.Key.Item2] = i.Value; //convert guid
}
}
foreach (Dictionary<(string, string), object> dataset in datasets.Values) //NULlMaybe/get dict(tuple,value) /KeyValuePair<(string, string), object>datasets.Value as Hashtable, KeyValuePair<(string, string), object>
{
// get survey/borehole/layer Ids
string target_layer_id = dataset[LAYER_ID].ToString();
string target_survey_id = dataset[SURVEY_ID].ToString(); //
string target_borehole_id = dataset[BOREHOLE_ID].ToString();//
//NULL
var finished = false;
while (!finished)
{
if (data_dict.ContainsKey(target_survey_id))
{
var survey_set = data_dict[target_survey_id];
var boreholes = survey_set["Boreholes"] as boreholes_dict;
if (boreholes.ContainsKey(target_borehole_id))
{
var borehole_set = boreholes[target_borehole_id] as borehole_id_dict;
layers_dict layers = new layers_dict();
layers = borehole_set["Layers"] as layers_dict;
if (layers.ContainsKey(target_layer_id))
{
{ }
finished = true;
}
else
{
finished = true;
}
}
else
{
boreholes.Add(target_borehole_id, new Dictionary<string, object>());
boreholes[target_borehole_id].Add("BoreholeParameter", new Dictionary<string, object>());
boreholes[target_borehole_id].Add("BoreholeSetting", new Dictionary<string, object>());
boreholes[target_borehole_id].Add("Layers", new Dictionary<string, object>());
//boreholes = new Dictionary<string,Dictionary<string,Dictionary<string,object>>
}
}
else
{
//Dictionary<string, object> survey_nested_dict = new Dictionary<string, object>();
data_dict.Add(target_survey_id, new Dictionary<string, Dictionary<string,object>>());
data_dict[target_survey_id].Add("SurveyParameter", new Dictionary<string, object>());
data_dict[target_survey_id].Add("SurveySetting",new Dictionary<string, object>());
data_dict[target_survey_id].Add("Boreholes", new Dictionary<string, object>());
foreach (KeyValuePair<(string, string), object> cat_nam_val in dataset) // this is a hashtable version of dataset which is inside datasets.Values
{
var val_dict = new Dictionary<string, object>();
try
{
val_dict = data_dict[target_survey_id][cat_nam_val.Key.Item1];
}
catch
{
}
if (IsDictionary(val_dict)) ;
{
val_dict.Add(cat_nam_val.Key.Item2, cat_nam_val.Value);
}
}
}
}
}
}
string json_guid = JsonConvert.SerializeObject(guid_dict, Formatting.Indented);
File.WriteAllText(@"D:\Data\testjsons\test_guid_dict.json", json_guid);
string json = JsonConvert.SerializeObject(dict_coll, Formatting.Indented);
File.WriteAllText(@"D:\Data\testjsons\test2.json", json);
string json_data = JsonConvert.SerializeObject(data_dict, Formatting.Indented);
File.WriteAllText(@"D:\Data\testjsons\test_data_dict.json", json_guid);
}
}
}
编辑：
下面的代码实现了上面问题描述中所示的结构。我希望它可以帮助任何陷入这个问题的人。
public void ExcelReader(string path)
{
var stream = File.Open(path, FileMode.Open, FileAccess.Read);
var reader = ExcelReaderFactory.CreateReader(stream);
var result = reader.AsDataSet();
var tables = result.Tables.Cast<DataTable>();
//If you declared nested dict as object you couldn't do any operations with it that are provided by Dictionary, only the ones valid for all objects.
Dictionary<string, Dictionary<string, Dictionary<(string, string), object>>> dict_coll = new Dictionary<string, Dictionary<string, Dictionary<(string, string), object>>>();
Dictionary<string, Dictionary<(string, string), object>> rows = new Dictionary<string, Dictionary<(string, string), object>>();
Dictionary<(string, string), object> row_usable = new Dictionary<(string, string), object>();
foreach (DataTable table in tables)
{
Dictionary<(string, string), object> row;
foreach (DataRow dr in table.Rows)
{
row = new Dictionary<(string, string), object>();
foreach (DataColumn col in table.Columns)
{
string FirstcolName = table.Rows[0][col.ColumnName].ToString(); //index the first row with the column name
string SecondcolName = table.Rows[1][col.ColumnName].ToString(); //index the 2nd row with the column name
row.Add((FirstcolName, SecondcolName), dr[col]); //add the column names as keys and data as values in the dicttionary.using a tuple of two column headers as key
}
int index = table.Rows.IndexOf(dr); //indexing eachrow to cnvert the value in each row to string
rows.Add(index.ToString(), row); //converting to string
rows.Remove("0");
rows.Remove("1");
rows.Remove("3");
List<(string, string)> row_Keys = new List<(string, string)>(row.Keys);
List<object> row_vals = new List<object>(row.Values);
row_usable = row_Keys.Zip(row_vals, (k, v) => new { k, v }).ToDictionary(x => x.k, x => x.v);
}
dict_coll.Add(table.TableName.ToString(), rows);
}
var guid_data = rows.ElementAt(0).Value; //or use trygetvalue()
var SURVEY_ID = ("SurveyParameter", "SurveyId");
var BOREHOLE_ID = ("BoreholeParameter", "BoreholeId");
var LAYER_ID = ("Parameter", "LayerId");
Dictionary<string, object> guid_dict = new Dictionary<string, object>();
Dictionary<string,Dictionary<string, Dictionary<object, object>>> data_dict =
new Dictionary<string, Dictionary<string, Dictionary<object, object>>> ();
//Dictionary<string,object?> data_dict =
// new Dictionary<string,object?>();
//Hashtable data_dict = new Hashtable;
Hashtable restructured = new Hashtable();
restructured.Add("ParameterGuid", guid_dict);
restructured.Add("Data", data_dict);
List<string> guid_dict_keys = guid_dict.Keys.OfType<string>().ToList();
List<string> data_dict_keys = data_dict.Keys.OfType<string>().ToList();
foreach (Dictionary<string, Dictionary<(string, string), object>> datasets in dict_coll.Values) // datasets= Dictionary<string, Dictionary<(string, string), object>>>no need for specified types with hashtable but have to cast the value KeyValuePair<string, Dictionary<string, Dictionary<(string, string), object>>>
{
foreach (KeyValuePair<(string, string), object> i in guid_data)
{
if (i.Key.Item1.EndsWith("Parameter") & !guid_dict_keys.Contains(i.Key.Item2))//string.IsNullOrEmpty()//convert guidict to single string //guid_dict.Keys i.Key.Item2))
{
guid_dict[i.Key.Item2] = i.Value; //convert guid
}
}
foreach (Dictionary<(string, string), object> dataset in datasets.Values) //NULlMaybe/get dict(tuple,value) /KeyValuePair<(string, string), object>datasets.Value as Hashtable, KeyValuePair<(string, string), object>
{
// get survey/borehole/layer Ids
string target_layer_id = dataset[LAYER_ID].ToString();
string target_survey_id = dataset[SURVEY_ID].ToString(); //
string target_borehole_id = dataset[BOREHOLE_ID].ToString();//
//NULL
var finished = false;
while (!finished)
{
if (data_dict.ContainsKey(target_survey_id))
{
var survey_set = data_dict[target_survey_id];
var boreholes = survey_set["Boreholes"];
if (boreholes.ContainsKey(target_borehole_id))
{
var borehole_set = boreholes[target_borehole_id] as Dictionary<string, Dictionary<object, object>>;
//Hashtable layers = new Hashtable();
var layers = borehole_set["Layers"] as Dictionary<object, object>;
if (layers.ContainsKey(target_layer_id))
{
{ }
finished = true;
}
else
{
layers.Add(target_layer_id, new Dictionary<string, Dictionary<object, object>>
{
{"Parameter", new Dictionary<object, object>() },
{"LayerSetting", new Dictionary<object, object>()}
});
foreach (KeyValuePair<(string, string), object> cat_nam_val in dataset) // this is a hashtable version of dataset which is inside datasets.Values
{
var val_dict = new Dictionary<object, object>(); // Dictionary<string, object>();
try
{
var val_dicttt = layers[target_layer_id] as Dictionary<string, Dictionary<object, object>>; // extra variable for casting
val_dict = val_dicttt[cat_nam_val.Key.Item1];
}
catch
{
}
if (IsDictionary(val_dict)) ;
{
val_dict.Add(cat_nam_val.Key.Item2, cat_nam_val.Value);
}
}
finished = true;
}
}
else
{
boreholes.Add(target_borehole_id, new Dictionary<string, Dictionary<object, object>>
{
{ "BoreholeParameter", new Dictionary<object, object>() },
{ "BoreholeSetting", new Dictionary<object, object>()},
{ "Layers", new Dictionary<object, object>() }
});
foreach (KeyValuePair<(string, string), object> cat_nam_val in dataset) // this is a hashtable version of dataset which is inside datasets.Values
{
var val_dict = new Dictionary<object, object>();
try
{
var val_dictt = boreholes[target_borehole_id] as Dictionary<string, Dictionary<object, object>>;
val_dict = val_dictt[cat_nam_val.Key.Item1];
}
catch
{
}
if (IsDictionary(val_dict)) ;
{
val_dict.Add(cat_nam_val.Key.Item2, cat_nam_val.Value);
}
}
}
}
else
{
//1.use hashtable
//Dictionary<string, object> survey_nested_dict = new Dictionary<string, object>();
data_dict.Add(target_survey_id, new Dictionary<string, Dictionary<object, object>>());
data_dict[target_survey_id].Add("SurveyParameter", new Dictionary<object, object>()); //new Dictionary<object, object>()
data_dict[target_survey_id].Add("SurveySetting", new Dictionary<object, object>());
data_dict[target_survey_id].Add("Boreholes", new Dictionary<object, object>());
foreach (KeyValuePair<(string, string), object> cat_nam_val in dataset) // this is a hashtable version of dataset which is inside datasets.Values
{
var val_dict = new Dictionary<object, object>();// Dictionary<string, object>();
try
{
val_dict = data_dict[target_survey_id][cat_nam_val.Key.Item1];
}
catch
{
}
if (IsDictionary(val_dict)) ;
{
val_dict.Add(cat_nam_val.Key.Item2, cat_nam_val.Value);
}
}
}
}
}
}
string json_guid = JsonConvert.SerializeObject(guid_dict, Formatting.Indented);
File.WriteAllText(@"D:\Data\test_guid_dict.json", json_guid);
string json = JsonConvert.SerializeObject(dict_coll, Formatting.Indented);
File.WriteAllText(@"D:\Data\test2.json", json);
string json_data = JsonConvert.SerializeObject(data_dict, Formatting.Indented);
File.WriteAllText(@"D:\Data\test_data_dict.json", json_data);
string json_final_data = JsonConvert.SerializeObject(restructured, Formatting.Indented);
File.WriteAllText(@"D:\Data\test_restructured_data_dict.json", json_final_data);
}
}
}
