public override string ToString()
{
// Purpose: Convert a JObject into a string
// Author : Scott Bakker
// Created: 09/13/2019
// LastMod: 08/11/2020
StringBuilder result = new StringBuilder();
result.Append('{');
bool addComma = false;
foreach (KeyValuePair <string, object> kv in _data)
{
if (addComma)
{
result.Append(',');
}
else
{
addComma = true;
}
result.Append(JsonRoutines.ValueToString(kv.Key));
result.Append(':');
result.Append(JsonRoutines.ValueToString(kv.Value));
}
result.Append('}');
return(result.ToString());
}
public string ToStringSorted()
{
// Purpose: Sort the keys before returning as a string
// Author : Scott Bakker
// Created: 10/17/2019
// LastMod: 08/11/2020
StringBuilder result = new StringBuilder();
result.Append('{');
bool addComma = false;
SortedList sorted = new SortedList(_data);
for (int i = 0; i < sorted.Count; i++)
{
if (addComma)
{
result.Append(',');
}
else
{
addComma = true;
}
result.Append(JsonRoutines.ValueToString(sorted.GetKey(i)));
result.Append(':');
result.Append(JsonRoutines.ValueToString(sorted.GetByIndex(i)));
}
result.Append('}');
return(result.ToString());
}
public override string ToString()
{
// Purpose: Convert this JArray into a string with no formatting
// Author : Scott Bakker
// Created: 09/13/2019
// LastMod: 08/11/2020
// Notes : This could be implemented as ToStringFormatted(-1) but
// it is separate to get better performance.
StringBuilder result = new StringBuilder();
result.Append('[');
bool addComma = false;
foreach (object obj in _data)
{
if (addComma)
{
result.Append(',');
}
else
{
addComma = true;
}
result.Append(JsonRoutines.ValueToString(obj));
}
result.Append(']');
return(result.ToString());
}
internal string ToStringFormatted(ref int indentLevel)
{
// Purpose: Convert this JObject into a string with formatting
// Author : Scott Bakker
// Created: 10/17/2019
// LastMod: 08/11/2020
if (_data.Count == 0)
{
return("{}"); // avoid indent errors
}
StringBuilder result = new StringBuilder();
result.Append('{');
if (indentLevel >= 0)
{
result.AppendLine();
indentLevel++;
}
bool addComma = false;
foreach (KeyValuePair <string, object> kv in _data)
{
if (addComma)
{
result.Append(',');
if (indentLevel >= 0)
{
result.AppendLine();
}
}
else
{
addComma = true;
}
if (indentLevel > 0)
{
result.Append(JsonRoutines.IndentSpace(indentLevel));
}
result.Append(JsonRoutines.ValueToString(kv.Key));
result.Append(':');
if (indentLevel >= 0)
{
result.Append(' ');
}
result.Append(JsonRoutines.ValueToString(kv.Value, ref indentLevel));
}
if (indentLevel >= 0)
{
result.AppendLine();
if (indentLevel > 0)
{
indentLevel--;
}
result.Append(JsonRoutines.IndentSpace(indentLevel));
}
result.Append('}');
return(result.ToString());
}
public bool Contains(string key)
{
// Purpose: Identifies whether a key exists in the current JObject
// Author : Scott Bakker
// Created: 09/13/2019
if (JsonRoutines.IsWhitespaceString(key))
{
throw new ArgumentNullException(nameof(key), JsonKeyError);
}
return(_data.ContainsKey(key));
}
internal static JArray Parse(CharReader reader)
{
// Purpose: Convert a partial string into a JArray
// Author : Scott Bakker
// Created: 09/13/2019
// LastMod: 08/11/2020
if (reader == null || reader.Peek() == -1)
{
return(null);
}
JArray result = new JArray();
JsonRoutines.SkipBOM(reader);
JsonRoutines.SkipWhitespace(reader);
if (reader.Peek() != '[')
{
throw new SystemException(
$"JSON Error: Unexpected token to start JArray: {reader.Peek()}");
}
reader.Read();
do
{
JsonRoutines.SkipWhitespace(reader);
// check for symbols
if (reader.Peek() == ']')
{
reader.Read();
break; // done building JArray
}
if (reader.Peek() == ',')
{
// this logic ignores extra commas, but is ok
reader.Read();
continue; // next value
}
if (reader.Peek() == '{') // JObject
{
JObject jo = JObject.Parse(reader);
result.Add(jo);
continue;
}
if (reader.Peek() == '[') // JArray
{
JArray ja = JArray.Parse(reader);
result.Add(ja);
continue;
}
// Get value as a string, convert to object
string tempValue = JsonRoutines.GetToken(reader);
result.Add(JsonRoutines.JsonValueToObject(tempValue));
} while (true);
return(result);
}
internal string ToStringFormatted(ref int indentLevel)
{
// Purpose: Convert this JArray into a string with formatting
// Author : Scott Bakker
// Created: 10/17/2019
// LastMod: 03/09/2021
if (_data.Count == 0)
{
return("[]"); // avoid indent errors
}
StringBuilder result = new();
result.Append('[');
if (indentLevel >= 0)
{
result.AppendLine();
indentLevel++;
}
bool addComma = false;
foreach (object obj in _data)
{
if (addComma)
{
result.Append(',');
if (indentLevel >= 0)
{
result.AppendLine();
}
}
else
{
addComma = true;
}
if (indentLevel > 0)
{
result.Append(JsonRoutines.IndentSpace(indentLevel));
}
result.Append(JsonRoutines.ValueToString(obj, ref indentLevel));
}
if (indentLevel >= 0)
{
result.AppendLine();
if (indentLevel > 0)
{
indentLevel--;
}
result.Append(JsonRoutines.IndentSpace(indentLevel));
}
result.Append(']');
return(result.ToString());
}
public void Remove(string key)
{
// Purpose: Remove an item from a JObject
// Author : Scott Bakker
// Created: 09/13/2019
if (JsonRoutines.IsWhitespaceString(key))
{
throw new ArgumentNullException(nameof(key), JsonKeyError);
}
if (_data.ContainsKey(key))
{
_data.Remove(key);
}
}
public void Merge(JObject jo)
{
// Purpose: Merge a new JObject onto the current one
// Author : Scott Bakker
// Created: 09/17/2019
// LastMod: 08/11/2020
// Notes : If any keys are duplicated, the new value overwrites the current value
if (jo == null || jo.Count() == 0)
{
return;
}
foreach (string key in jo)
{
if (JsonRoutines.IsWhitespaceString(key))
{
throw new ArgumentNullException(nameof(key), JsonKeyError);
}
this[key] = jo[key];
}
}
public void Merge(IDictionary <string, object> dict)
{
// Purpose: Merge a dictionary into the current JObject
// Author : Scott Bakker
// Created: 02/11/2020
// LastMod: 08/11/2020
// Notes : If any keys are duplicated, the new value overwrites the current value
// : This is processed one key/value at a time to trap errors.
if (dict == null || dict.Count == 0)
{
return;
}
foreach (KeyValuePair <string, object> kv in dict)
{
if (JsonRoutines.IsWhitespaceString(kv.Key))
{
throw new SystemException(JsonKeyError);
}
this[kv.Key] = kv.Value;
}
}
internal static JObject Parse(CharReader reader)
{
// Purpose: Convert a partial string into a JObject
// Author : Scott Bakker
// Created: 09/13/2019
// LastMod: 08/11/2020
if (reader == null || reader.Peek() == -1)
{
return(null);
}
JObject result = new JObject();
JsonRoutines.SkipBOM(reader);
JsonRoutines.SkipWhitespace(reader);
if (reader.Peek() != '{')
{
throw new SystemException(
$"JSON Error: Unexpected token to start JObject: {reader.Peek()}");
}
reader.Read();
do
{
JsonRoutines.SkipWhitespace(reader);
// check for symbols
if (reader.Peek() == '}')
{
reader.Read();
break; // done building JObject
}
if (reader.Peek() == ',')
{
// this logic ignores extra commas, but is ok
reader.Read();
continue; // Next key/value
}
string tempKey = JsonRoutines.GetToken(reader);
if (JsonRoutines.IsWhitespaceString(tempKey))
{
throw new SystemException(JsonKeyError);
}
if (tempKey.Length <= 2 || !tempKey.StartsWith("\"") || !tempKey.EndsWith("\""))
{
throw new SystemException($"JSON Error: Invalid key format: {tempKey}");
}
// Convert to usable key
tempKey = JsonRoutines.JsonValueToObject(tempKey).ToString();
if (JsonRoutines.IsWhitespaceString(tempKey.Substring(1, tempKey.Length - 2)))
{
throw new SystemException(JsonKeyError);
}
// Check for ":" between key and value
JsonRoutines.SkipWhitespace(reader);
if (JsonRoutines.GetToken(reader) != ":")
{
throw new SystemException($"JSON Error: Missing colon: {tempKey}");
}
// Get value
JsonRoutines.SkipWhitespace(reader);
if (reader.Peek() == '{') // JObject
{
JObject jo = JObject.Parse(reader);
result[tempKey] = jo;
continue;
}
if (reader.Peek() == '[') // JArray
{
JArray ja = JArray.Parse(reader);
result[tempKey] = ja;
continue;
}
// Get value as a string, convert to object
string tempValue = JsonRoutines.GetToken(reader);
result[tempKey] = JsonRoutines.JsonValueToObject(tempValue);
} while (true);
return(result);
}
public object this[params string[] keys]
{
// Purpose: Give access to item values by key
// Author : Scott Bakker
// Created: 09/13/2019
// LastMod: 08/14/2020
get
{
JObject jo = this;
int i;
// Follow the path specified in keys
for (i = 0; i < keys.Length - 1; i++)
{
if (JsonRoutines.IsWhitespaceString(keys[i]))
{
throw new ArgumentNullException(nameof(keys), JsonKeyError);
}
if (!jo._data.ContainsKey(keys[i]))
{
return(null);
}
if (jo._data[keys[i]].GetType() != typeof(JObject))
{
throw new ArgumentException($"Type is not JObject for \"{keys[i]}\": {jo._data[keys[i]].GetType()}");
}
jo = (JObject)jo._data[keys[i]];
}
// Get the value
i = keys.Length - 1;
if (JsonRoutines.IsWhitespaceString(keys[i]))
{
throw new ArgumentNullException(nameof(keys), JsonKeyError);
}
if (!jo._data.ContainsKey(keys[i]))
{
return(null);
}
return(jo._data[keys[i]]);
}
set
{
JObject jo = this;
int i;
// Follow the path specified in keys
for (i = 0; i < keys.Length - 1; i++)
{
if (JsonRoutines.IsWhitespaceString(keys[i]))
{
throw new ArgumentNullException(nameof(keys), JsonKeyError);
}
if (!jo._data.ContainsKey(keys[i]))
{
jo._data.Add(keys[i], new JObject());
}
else if (jo._data[keys[i]].GetType() != typeof(JObject))
{
throw new ArgumentException($"Type is not JObject for \"{keys[i]}\": {jo._data[keys[i]].GetType()}");
}
jo = (JObject)jo._data[keys[i]];
}
// Add/update value
i = keys.Length - 1;
if (JsonRoutines.IsWhitespaceString(keys[i]))
{
throw new ArgumentNullException(nameof(keys), JsonKeyError);
}
if (!jo._data.ContainsKey(keys[i]))
{
jo._data.Add(keys[i], value);
}
else
{
jo._data[keys[i]] = value;
}
}
}
