/// <summary>
/// Create a deep copy of this instance.
/// </summary>
public IJSONValue DeepCopy()
{
IJSONValue copy = CreatePrototype();
copy.CopyValue(this);
return(copy);
}
/// <summary>
/// Read a JSON value.
/// </summary>
/// <param name="path">JSON path to the value we're reading</param>
/// <param name="pbr">a pushback reader</param>
/// <returns>the next JSON value</returns>
/// <exception cref="System.IO.IOException" />
/// <exception cref="Gavaghan.JSON.JSONException" />
public IJSONValue Read(string path, PushbackReader pbr)
{
IJSONValue value;
char c = Demand(pbr);
// is it a string?
if (c == '\"')
{
value = OnString(path, pbr);
}
// is it a number?
else if (Char.IsDigit(c) || (c == '-'))
{
value = OnNumber(path, pbr);
}
// is it an array?
else if (c == '[')
{
value = OnArray(path, pbr);
}
// is it an object?
else if (c == '{')
{
value = OnObject(path, pbr);
}
// is it a boolean?
else if ((c == 't') || (c == 'f'))
{
value = OnBoolean(path, pbr);
}
// is it a null?
else if (c == 'n')
{
value = OnNull(path, pbr);
}
// else, value type
else
{
value = OnUnknown(path, pbr, c);
}
// unread trigger character
pbr.Unread(c);
// implementation specific read
value.Read(path, pbr);
// give subtype a chance to select a different implementation
IJSONValue recast = Recast(path, value);
// if value was recast, copy over original data
if (recast != null)
{
recast.CopyValue(value);
value = recast;
}
return(value);
}
