/// <summary>
/// Outputs a textual representation of the Protocol Message builder supplied into
/// the parameter output.
/// </summary>
public static void Print(IBuilder builder, TextWriter output)
{
TextGenerator generator = new TextGenerator(output, "\n");
Print(builder, generator);
}
/// <summary>
/// Outputs a textual representation of <paramref name="fields" /> to <paramref name="output"/>.
/// </summary>
public static void Print(UnknownFieldSet fields, TextWriter output)
{
TextGenerator generator = new TextGenerator(output, "\n");
PrintUnknownFields(fields, generator);
}
private static void PrintUnknownFields(UnknownFieldSet unknownFields, TextGenerator generator)
{
foreach (KeyValuePair<int, UnknownField> entry in unknownFields.FieldDictionary)
{
String prefix = entry.Key.ToString() + ": ";
UnknownField field = entry.Value;
foreach (ulong value in field.VarintList)
{
generator.Print(prefix);
generator.Print(value.ToString());
generator.Print("\n");
}
foreach (uint value in field.Fixed32List)
{
generator.Print(prefix);
generator.Print(string.Format("0x{0:x8}", value));
generator.Print("\n");
}
foreach (ulong value in field.Fixed64List)
{
generator.Print(prefix);
generator.Print(string.Format("0x{0:x16}", value));
generator.Print("\n");
}
foreach (ByteString value in field.LengthDelimitedList)
{
generator.Print(entry.Key.ToString());
generator.Print(": \"");
generator.Print(EscapeBytes(value));
generator.Print("\"\n");
}
foreach (UnknownFieldSet value in field.GroupList)
{
generator.Print(entry.Key.ToString());
generator.Print(" {\n");
generator.Indent();
PrintUnknownFields(value, generator);
generator.Outdent();
generator.Print("}\n");
}
}
}
/// <summary>
/// Outputs a textual representation of the Protocol Message supplied into
/// the parameter output.
/// </summary>
public static void Print(IMessage message, TextWriter output)
{
TextGenerator generator = new TextGenerator(output, "\n");
Print(message, generator);
}
private static void PrintSingleField(FieldDescriptor field, Object value, TextGenerator generator)
{
if (field.IsExtension)
{
generator.Print("[");
// We special-case MessageSet elements for compatibility with proto1.
if (field.ContainingType.Options.MessageSetWireFormat
&& field.FieldType == FieldType.Message
&& field.IsOptional
// object equality (TODO(jonskeet): Work out what this comment means!)
&& field.ExtensionScope == field.MessageType)
{
generator.Print(field.MessageType.FullName);
}
else
{
generator.Print(field.FullName);
}
generator.Print("]");
}
else
{
if (field.FieldType == FieldType.Group)
{
// Groups must be serialized with their original capitalization.
generator.Print(field.MessageType.Name);
}
else
{
generator.Print(field.Name);
}
}
if (field.MappedType == MappedType.Message)
{
generator.Print(" {\n");
generator.Indent();
}
else
{
generator.Print(": ");
}
PrintFieldValue(field, value, generator);
if (field.MappedType == MappedType.Message)
{
generator.Outdent();
generator.Print("}");
}
generator.Print("\n");
}
private static void PrintFieldValue(FieldDescriptor field, object value, TextGenerator generator)
{
switch (field.FieldType)
{
// The Float and Double types must specify the "r" format to preserve their precision, otherwise,
// the double to/from string will trim the precision to 6 places. As with other numeric formats
// below, always use the invariant culture so it's predictable.
case FieldType.Float:
generator.Print(((float)value).ToString("r", FrameworkPortability.InvariantCulture));
break;
case FieldType.Double:
generator.Print(((double)value).ToString("r", FrameworkPortability.InvariantCulture));
break;
case FieldType.Int32:
case FieldType.Int64:
case FieldType.SInt32:
case FieldType.SInt64:
case FieldType.SFixed32:
case FieldType.SFixed64:
case FieldType.UInt32:
case FieldType.UInt64:
case FieldType.Fixed32:
case FieldType.Fixed64:
// The simple Object.ToString converts using the current culture.
// We want to always use the invariant culture so it's predictable.
generator.Print(((IConvertible)value).ToString(FrameworkPortability.InvariantCulture));
break;
case FieldType.Bool:
// Explicitly use the Java true/false
generator.Print((bool) value ? "true" : "false");
break;
case FieldType.String:
generator.Print("\"");
generator.Print(EscapeText((string) value));
generator.Print("\"");
break;
case FieldType.Bytes:
{
generator.Print("\"");
generator.Print(EscapeBytes((ByteString) value));
generator.Print("\"");
break;
}
case FieldType.Enum:
{
if (value is IEnumLite && !(value is EnumValueDescriptor))
{
throw new NotSupportedException("Lite enumerations are not supported.");
}
generator.Print(((EnumValueDescriptor) value).Name);
break;
}
case FieldType.Message:
case FieldType.Group:
if (value is IMessageLite && !(value is IMessage))
{
throw new NotSupportedException("Lite messages are not supported.");
}
Print((IMessage) value, generator);
break;
}
}
private static void Print(IBuilder message, TextGenerator generator)
{
foreach (KeyValuePair<FieldDescriptor, object> entry in message.AllFields)
{
PrintField(entry.Key, entry.Value, generator);
}
PrintUnknownFields(message.UnknownFields, generator);
}
internal static void PrintField(FieldDescriptor field, object value, TextGenerator generator)
{
if (field.IsRepeated)
{
// Repeated field. Print each element.
foreach (object element in (IEnumerable) value)
{
PrintSingleField(field, element, generator);
}
}
else
{
PrintSingleField(field, value, generator);
}
}
private static void PrintFieldValue(FieldDescriptor field, object value, TextGenerator generator)
{
switch (field.FieldType) {
case FieldType.Int32:
case FieldType.Int64:
case FieldType.SInt32:
case FieldType.SInt64:
case FieldType.SFixed32:
case FieldType.SFixed64:
case FieldType.Float:
case FieldType.Double:
case FieldType.UInt32:
case FieldType.UInt64:
case FieldType.Fixed32:
case FieldType.Fixed64:
// The simple Object.ToString converts using the current culture.
// We want to always use the invariant culture so it's predictable.
generator.Print(((IConvertible) value).ToString(CultureInfo.InvariantCulture));
break;
case FieldType.Bool:
// Explicitly use the Java true/false
generator.Print((bool) value ? "true" : "false");
break;
case FieldType.String:
generator.Print("\"");
generator.Print(EscapeText((string) value));
generator.Print("\"");
break;
case FieldType.Bytes: {
generator.Print("\"");
generator.Print(EscapeBytes((ByteString) value));
generator.Print("\"");
break;
}
case FieldType.Enum: {
generator.Print(((EnumValueDescriptor) value).Name);
break;
}
case FieldType.Message:
case FieldType.Group:
Print((IMessage) value, generator);
break;
}
}
/// <summary>
/// Outputs a textual representation of <paramref name="fields" /> to <paramref name="output"/>.
/// </summary>
public static void Print(UnknownFieldSet fields, TextWriter output)
{
TextGenerator generator = new TextGenerator(output, "\n");
PrintUnknownFields(fields, generator);
}
/// <summary>
/// Outputs a textual representation of the Protocol Message builder supplied into
/// the parameter output.
/// </summary>
public static void Print(IBuilder builder, TextWriter output)
{
TextGenerator generator = new TextGenerator(output, "\n");
Print(builder, generator);
}
/// <summary>
/// Outputs a textual representation of the Protocol Message supplied into
/// the parameter output.
/// </summary>
public static void Print(IMessage message, TextWriter output)
{
TextGenerator generator = new TextGenerator(output, "\n");
Print(message, generator);
}
private static void PrintFieldValue(FieldDescriptor field, object value, TextGenerator generator)
{
switch (field.FieldType)
{
// The Float and Double types must specify the "r" format to preserve their precision, otherwise,
// the double to/from string will trim the precision to 6 places. As with other numeric formats
// below, always use the invariant culture so it's predictable.
case FieldType.Float:
generator.Print(((float)value).ToString("r", FrameworkPortability.InvariantCulture));
break;
case FieldType.Double:
generator.Print(((double)value).ToString("r", FrameworkPortability.InvariantCulture));
break;
case FieldType.Int32:
case FieldType.Int64:
case FieldType.SInt32:
case FieldType.SInt64:
case FieldType.SFixed32:
case FieldType.SFixed64:
case FieldType.UInt32:
case FieldType.UInt64:
case FieldType.Fixed32:
case FieldType.Fixed64:
// The simple Object.ToString converts using the current culture.
// We want to always use the invariant culture so it's predictable.
generator.Print(((IConvertible)value).ToString(FrameworkPortability.InvariantCulture));
break;
case FieldType.Bool:
// Explicitly use the Java true/false
generator.Print((bool)value ? "true" : "false");
break;
case FieldType.String:
generator.Print("\"");
generator.Print(EscapeText((string)value));
generator.Print("\"");
break;
case FieldType.Bytes:
{
generator.Print("\"");
generator.Print(EscapeBytes((ByteString)value));
generator.Print("\"");
break;
}
case FieldType.Enum:
{
if (value is IEnumLite && !(value is EnumValueDescriptor))
{
throw new NotSupportedException("Lite enumerations are not supported.");
}
generator.Print(((EnumValueDescriptor)value).Name);
break;
}
case FieldType.Message:
case FieldType.Group:
if (value is IMessageLite && !(value is IMessage))
{
throw new NotSupportedException("Lite messages are not supported.");
}
Print((IMessage)value, generator);
break;
}
}
