public void Write(object obj, JsonWriterArgs args)
{
if (obj == null)
{
args.WriterContainer.GetNullWriter().Write(null, args);
return;
}
var writer = args.Writer;
var value = (SerializationInfo)obj;
var comma = new CommaHelper(writer);
foreach (var item in value)
{
if (args.IgnoreNullMember)
{
if (item.Value == null || item.Value is DBNull)
{
continue;
}
}
comma.AppendCommaIgnoreFirst();
args.WriterContainer.GetWriter <string>().Write(item.Name, args);
writer.Write(':');
args.WriteCheckLoop(item.Value, null);
}
}
public void Write(object obj, JsonWriterArgs args)
{
if (obj == null)
{
args.WriterContainer.GetNullWriter().Write(null, args);
return;
}
var writer = args.Writer;
args.BeginObject();
var comma = new CommaHelper(writer);
var ee = ((IDictionary)obj).GetEnumerator();
while (ee.MoveNext())
{
var value = ee.Value;
if (args.IgnoreNullMember)
{
if (value == null || value is DBNull)
{
continue;
}
}
comma.AppendCommaIgnoreFirst();
args.WriterContainer.GetWriter <string>().Write(ee.Key.To <string>(), args);
writer.Write(':');
args.WriteCheckLoop(value, null);
}
args.EndObject();
}
/// <exception cref="IOException"> 发生 I/O 错误。</exception>
/// <exception cref="ObjectDisposedException"> <see cref="T:System.IO.TextWriter" /> 是关闭的。</exception>
public void Write(object obj, JsonWriterArgs args)
{
if (obj == null)
{
args.WriterContainer.GetNullWriter().Write(null, args);
return;
}
var writer = TypeService.IsImmutable <TValue>() ? args.WriterContainer.GetWriter <TValue>() : null;
args.BeginObject();
var comma = new CommaHelper(args.Writer);
foreach (var item in (IDictionary <TKey, TValue>)obj)
{
var value = item.Value;
if (args.IgnoreNullMember)
{
if (value == null || value is DBNull)
{
continue;
}
}
comma.AppendCommaIgnoreFirst();
args.WriterContainer.GetWriter <string>().Write(item.Key as string ?? item.Key.To <string>(), args);
args.Colon();
args.WriteCheckLoop(value, writer);
}
args.EndObject();
}
public void Write(object obj, JsonWriterArgs args)
{
if (obj == null)
{
args.WriterContainer.GetNullWriter().Write(null, args);
return;
}
var writer = args.Writer;
var value = (NameValueCollection)obj;
var comma = new CommaHelper(writer);
args.BeginObject();
for (int i = 0, length = value.Count; i < length; i++)
{
var name = value.GetKey(i);
var str = value.Get(i);
if (args.IgnoreNullMember)
{
if (str == null)
{
continue;
}
}
comma.AppendCommaIgnoreFirst();
args.WriterContainer.GetWriter <string>().Write(name, args);
writer.Write(':');
args.WriterContainer.GetWriter <string>().Write(str, args);
}
args.EndObject();
}
/// <summary>
/// </summary>
/// <param name="obj"></param>
/// <param name="args"></param>
/// <exception cref="InvalidOperationException">IDataReader已经关闭</exception>
public void Write(object obj, JsonWriterArgs args)
{
if (obj == null)
{
args.WriterContainer.GetNullWriter().Write(null, args);
return;
}
var reader = (IDataReader)obj;
if (reader.IsClosed)
{
throw new InvalidOperationException("IDataReader已经关闭");
}
args.BeginArray();
if (reader.FieldCount == 1)
{
var comma = new CommaHelper(args.Writer);
while (reader.Read())
{
var value = reader.GetValue(0);
if (args.IgnoreNullMember)
{
continue;
}
if (value == null || value is DBNull)
{
if (args.IgnoreNullMember)
{
continue;
}
args.WriterContainer.GetNullWriter().Write(null, args);
}
else
{
args.WriterContainer.GetWriter(value.GetType()).Write(value, args);
}
comma.AppendCommaIgnoreFirst();
}
}
else
{
var writer = args.WriterContainer.GetWriter(Type);
if (reader.Read())
{
writer.Write(reader, args);
while (reader.Read())
{
args.Common();
writer.Write(reader, args);
}
}
}
args.EndArray();
}
public void Write(object obj, JsonWriterArgs args)
{
if (obj == null)
{
args.WriterContainer.GetNullWriter().Write(null, args);
return;
}
var table = (DataTable)obj;
var writer = args.Writer;
var comma1 = new CommaHelper(writer);
var columns = table.Columns;
var length = columns.Count;
args.BeginArray();
for (int j = 0, count = table.Rows.Count; j < count; j++)
{
args.BeginObject();
comma1.AppendCommaIgnoreFirst();
var row = table.Rows[j];
var comma = new CommaHelper(writer);
for (var i = 0; i < length; i++)
{
var column = columns[i];
if (args.IgnoreNullMember)
{
if (row.IsNull(column))
{
continue;
}
}
comma.AppendCommaIgnoreFirst();
args.WriterContainer.GetWriter <string>().Write(column.ColumnName, args);
writer.Write(':');
if (row.IsNull(column))
{
args.WriterContainer.GetNullWriter().Write(null, args);
}
else
{
var value = row[column];
args.WriterContainer.GetWriter(value.GetType()).Write(value, args);
}
}
args.EndObject();
}
args.EndArray();
}
public void Write(object obj, JsonWriterArgs args)
{
if (obj == null)
{
args.WriterContainer.GetNullWriter().Write(null, args);
return;
}
var view = (DataView)obj;
var writer = args.Writer;
var comma1 = new CommaHelper(writer);
var columns = (view.Table ?? view.ToTable()).Columns;
var length = columns.Count;
args.BeginArray();
for (int j = 0, count = view.Count; j < count; j++)
{
comma1.AppendCommaIgnoreFirst();
var row = view[j];
var comma = new CommaHelper(writer);
for (var i = 0; i < length; i++)
{
var column = columns[i];
var value = row[i];
if (args.IgnoreNullMember)
{
if (value == null || value is DBNull)
{
continue;
}
}
comma.AppendCommaIgnoreFirst();
args.WriterContainer.GetWriter <string>().Write(column.ColumnName, args);
writer.Write(':');
if (value == null || value is DBNull)
{
args.WriterContainer.GetNullWriter().Write(null, args);
}
else
{
args.WriterContainer.GetWriter(value.GetType()).Write(value, args);
}
}
}
args.EndArray();
}
public void Write(object obj, JsonWriterArgs args)
{
if (obj == null)
{
args.WriterContainer.GetNullWriter().Write(null, args);
return;
}
var writer = args.Writer;
var value = (DynamicObject)obj;
var memberNames = value.GetDynamicMemberNames();
var names = memberNames as string[] ?? memberNames.ToArray();
if (names.Length == 0)
{
args.WriterContainer.GetWriter <string>().Write(obj, args);
return;
}
var comma = new CommaHelper(writer);
args.BeginObject();
foreach (var name in names)
{
object val;
if (value.TryGetMember(new MyGetMemberBinder(name), out val) == false &&
value.TryGetIndex(new MyGetIndexBinder(name), new object[] { name }, out val) == false)
{
continue;
}
if (args.IgnoreNullMember)
{
if (val == null || val is DBNull)
{
continue;
}
}
comma.AppendCommaIgnoreFirst();
args.WriterContainer.GetWriter <string>().Write(name, args);
args.Colon();
args.WriteCheckLoop(val, null);
}
args.EndObject();
}
private static void Write(ref CommaHelper comma, JsonMember member, object value, JsonWriterArgs args)
{
if (value == null || value is DBNull)
{
if (args.IgnoreNullMember)
{
return;
}
comma.AppendCommaIgnoreFirst();
args.Writer.Write(member.EncodedJsonName);
args.Colon();
args.WriterContainer.GetNullWriter().Write(null, args);
}
else
{
comma.AppendCommaIgnoreFirst();
args.Writer.Write(member.EncodedJsonName);
args.Colon();
args.WriteCheckLoop(value, null);
}
}
public void Write(object obj, JsonWriterArgs args)
{
if (obj == null)
{
args.WriterContainer.GetNullWriter().Write(null, args);
return;
}
var ds = (DataSet)obj;
var writer = args.Writer;
var comma = new CommaHelper(writer);
args.BeginObject();
for (int i = 0, length = ds.Tables.Count; i < length; i++)
{
comma.AppendCommaIgnoreFirst();
var table = ds.Tables[i];
args.WriterContainer.GetWriter <string>().Write(table.TableName, args);
writer.Write(':');
args.WriterContainer.GetWriter(Type).Write(table, args);
}
args.EndObject();
}
public void Write(object obj, JsonWriterArgs args)
{
if (obj == null || obj is DBNull)
{
return;
}
var writer = args.Writer;
args.BeginObject();
var jtype = JsonType.Get(obj.GetType());
var ms = jtype.Members;
var comma = new CommaHelper(writer);
if (args.SerializableType)
{
writer.Write("\"$Type$\":");
args.WriterContainer.GetWriter <string>().Write(jtype.Type.AssemblyQualifiedName, args);
comma.AppendCommaIgnoreFirst();
}
var length = args.SerializableField ? ms.Length : jtype.PropertyCount;
for (var i = 0; i < length; i++)
{
var member = ms[i];
if (member.NonSerialized && args.FormatAllMember == false)
{
continue;
}
if (member.CanRead == false)
{
continue;
}
var value = member.GetValue(obj);
if (value == null || value is DBNull)
{
if (args.IgnoreNullMember)
{
continue;
}
comma.AppendCommaIgnoreFirst();
writer.Write(member.EncodedJsonName);
writer.Write(':');
args.WriterContainer.GetNullWriter().Write(null, args);
}
else if (member.MustFormat)
{
comma.AppendCommaIgnoreFirst();
writer.Write(member.EncodedJsonName);
writer.Write(':');
args.WriterContainer.GetWriter <string>().Write(((IFormattable)value).ToString(member.FormatString, member.FormatProvider), args);
}
else
{
Write(ref comma, member, value, args);
}
}
args.EndObject();
}
