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DynamicMessage.cs
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DynamicMessage.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using google.protobuf;
using ProtoBuf;
namespace xresloader.Protobuf {
public partial class DynamicMessage {
static readonly UTF8Encoding encoding = new UTF8Encoding();
public class MsgDiscriptor {
public string Package;
public DescriptorProto Protocol;
public Dictionary<int, FieldDescriptorProto> FieldIdIndex;
public Dictionary<string, FieldDescriptorProto> FieldNameIndex;
}
public struct DynamicDiscriptors {
public Dictionary<string, FileDescriptorProto> FileDescriptors;
public Dictionary<string, MsgDiscriptor> MsgDescriptors;
public Dictionary<string, EnumDescriptorProto> EnumDescriptors;
public Dictionary<string, EnumValueDescriptorProto> EnumValueDescriptors;
}
private DynamicMessage.DynamicDiscriptors descriptors;
private LinkedList<string> lastError = new LinkedList<string>();
private MsgDiscriptor msgDescriptor;
private Dictionary<int, object> fieldData = new Dictionary<int, object>();
public DynamicMessage(MsgDiscriptor proto, DynamicDiscriptors desc) {
descriptors = desc;
msgDescriptor = proto;
}
public string LastError {
get {
return string.Join(", ", lastError.ToArray());
}
}
private void buildIndex() {
if (msgDescriptor.FieldIdIndex.Count != msgDescriptor.Protocol.field.Count) {
msgDescriptor.FieldIdIndex.Clear();
foreach (var fpb in msgDescriptor.Protocol.field) {
msgDescriptor.FieldIdIndex.Add(fpb.number, fpb);
}
}
if (msgDescriptor.FieldNameIndex.Count != msgDescriptor.Protocol.field.Count) {
msgDescriptor.FieldNameIndex.Clear();
foreach (var fpb in msgDescriptor.Protocol.field) {
msgDescriptor.FieldNameIndex.Add(fpb.name, fpb);
}
}
}
private object defaultValue(FieldDescriptorProto desc) {
switch (desc.type) {
case FieldDescriptorProto.Type.TYPE_DOUBLE:
return (double)0.0;
case FieldDescriptorProto.Type.TYPE_FLOAT:
return (float)0.0;
case FieldDescriptorProto.Type.TYPE_INT64:
case FieldDescriptorProto.Type.TYPE_SFIXED64:
case FieldDescriptorProto.Type.TYPE_SINT64:
return (long)0;
case FieldDescriptorProto.Type.TYPE_FIXED64:
case FieldDescriptorProto.Type.TYPE_UINT64:
return (ulong)0;
case FieldDescriptorProto.Type.TYPE_INT32:
case FieldDescriptorProto.Type.TYPE_SINT32:
case FieldDescriptorProto.Type.TYPE_SFIXED32:
return (int)0;
case FieldDescriptorProto.Type.TYPE_FIXED32:
case FieldDescriptorProto.Type.TYPE_UINT32:
return (uint)0;
case FieldDescriptorProto.Type.TYPE_BOOL:
return false;
case FieldDescriptorProto.Type.TYPE_STRING:
return "";
case FieldDescriptorProto.Type.TYPE_GROUP:
return null;
case FieldDescriptorProto.Type.TYPE_MESSAGE:
return null;
case FieldDescriptorProto.Type.TYPE_BYTES:
return new byte[0];
case FieldDescriptorProto.Type.TYPE_ENUM:
return (int)0;
default:
return null;
}
}
public object GetFieldValue(int field_id) {
buildIndex();
FieldDescriptorProto field;
if (msgDescriptor.FieldIdIndex.TryGetValue(field_id, out field)) {
return GetFieldValue(field);
}
lastError.Clear();
lastError.AddLast(string.Format("message {0} has no field {1}", msgDescriptor.Protocol.name, field_id));
return null;
}
public object GetFieldValue(string field_name) {
buildIndex();
FieldDescriptorProto field;
if (msgDescriptor.FieldNameIndex.TryGetValue(field_name, out field)) {
return GetFieldValue(field);
}
lastError.Clear();
lastError.AddLast(string.Format("message {0} has no field {1}", msgDescriptor.Protocol.name, field_name));
return null;
}
public object GetFieldValue(FieldDescriptorProto field_desc) {
lastError.Clear();
object ret;
if (fieldData.TryGetValue(field_desc.number, out ret)) {
if (ret is List<object>) {
lastError.AddLast(string.Format("field {0} is repeated", field_desc.number));
return null;
}
return ret;
}
FieldDescriptorProto field;
if (msgDescriptor.FieldIdIndex.TryGetValue(field_desc.number, out field)) {
return defaultValue(field);
}
return null;
}
public List<object> GetFieldList(int field_id) {
buildIndex();
FieldDescriptorProto field;
if (msgDescriptor.FieldIdIndex.TryGetValue(field_id, out field)) {
return GetFieldList(field);
}
lastError.Clear();
lastError.AddLast(string.Format("message {0} has no field {1}", msgDescriptor.Protocol.name, field_id));
return null;
}
public List<object> GetFieldList(string field_name) {
buildIndex();
FieldDescriptorProto field;
if (msgDescriptor.FieldNameIndex.TryGetValue(field_name, out field)) {
return GetFieldList(field);
}
lastError.Clear();
lastError.AddLast(string.Format("message {0} has no field {1}", msgDescriptor.Protocol.name, field_name));
return null;
}
public List<object> GetFieldList(FieldDescriptorProto field_desc) {
lastError.Clear();
object ret;
if (fieldData.TryGetValue(field_desc.number, out ret)) {
if (!(ret is List<object>)) {
lastError.AddLast(string.Format("field {1} is not repeated", field_desc.number));
return null;
}
return (List<object>)ret;
}
return new List<object>();
}
#region 简化API
public DynamicMessage GetFieldMessage(FieldDescriptorProto desc) {
if (desc.type != FieldDescriptorProto.Type.TYPE_MESSAGE) {
lastError.Clear();
lastError.AddLast(string.Format("field {0}.{1} is not a message", msgDescriptor.Protocol.name, desc.name));
return null;
}
object ret = GetFieldValue(desc);
if (ret is DynamicMessage) {
return (DynamicMessage)ret;
}
return null;
}
public DynamicMessage GetFieldMessage(string field_name) {
buildIndex();
FieldDescriptorProto field;
if (msgDescriptor.FieldNameIndex.TryGetValue(field_name, out field)) {
return MutableMessage(field);
}
lastError.Clear();
lastError.AddLast(string.Format("message {0} has no field {1}", msgDescriptor.Protocol.name, field_name));
return null;
}
public DynamicMessage GetFieldMessage(int field_id) {
buildIndex();
FieldDescriptorProto field;
if (msgDescriptor.FieldIdIndex.TryGetValue(field_id, out field)) {
return MutableMessage(field);
}
lastError.Clear();
lastError.AddLast(string.Format("message {0} has no field {1}", msgDescriptor.Protocol.name, field_id));
return null;
}
#endregion
/// <summary>
/// 输出所有有数据的Fields
/// </summary>
/// <returns></returns>
public List<FieldDescriptorProto> ReflectListFields {
get {
buildIndex();
List<FieldDescriptorProto> ret = new List<FieldDescriptorProto>();
foreach (var data in fieldData) {
FieldDescriptorProto desc;
if (msgDescriptor.FieldIdIndex.TryGetValue(data.Key, out desc)) {
ret.Add(desc);
}
}
return ret;
}
}
/// <summary>
/// Message描述信息
/// </summary>
public DescriptorProto Descriptor {
get {
return msgDescriptor.Protocol;
}
}
/// <summary>
/// Package名称
/// </summary>
public string PackageName {
get {
return msgDescriptor.Package;
}
}
public EnumDescriptorProto GetEnumType(string path) {
EnumDescriptorProto ret;
if (descriptors.EnumDescriptors.TryGetValue(path, out ret)) {
return ret;
}
return null;
}
public EnumValueDescriptorProto GetEnumValue(string path) {
EnumValueDescriptorProto ret;
if (descriptors.EnumValueDescriptors.TryGetValue(path, out ret)) {
return ret;
}
return null;
}
public bool Parse(Stream stream) {
buildIndex();
lastError.Clear();
try {
using (ProtoReader reader = new ProtoReader(stream, null, null)) {
return Parse(reader);
}
} catch (Exception e) {
lastError.AddLast(e.Message);
}
return 0 == lastError.Count;
}
private string pickMsgName(FieldDescriptorProto desc) {
string msg_name = desc.type_name;
if (msg_name.Length > 0 && '.' == msg_name[0]) {
msg_name = msg_name.Substring(1);
}
return msg_name;
}
/// <summary>
/// 创见一个动态Message，和当前的Message共享同一个类型描述集
/// </summary>
/// <param name="path">类型路径</param>
/// <returns>新创建的Message，如果创建失败返回null</returns>
public DynamicMessage CreateMessage(string path) {
MsgDiscriptor sub_desc;
if (false == descriptors.MsgDescriptors.TryGetValue(path, out sub_desc)) {
lastError.Clear();
lastError.AddLast(string.Format("invalid message path {0}", path));
return null;
}
return new DynamicMessage(sub_desc, descriptors);
}
/// <summary>
/// 创见一个动态Message，和当前的Message共享同一个类型描述集
/// </summary>
/// <param name="desc">field描述</param>
/// <returns>新创建的Message，如果创建失败返回null</returns>
public DynamicMessage CreateMessage(FieldDescriptorProto desc) {
if (null == desc) {
lastError.Clear();
lastError.AddLast("FieldDescriptorProto can not be null");
return null;
}
string msg_name = pickMsgName(desc);
return CreateMessage(msg_name);
}
/// <summary>
/// 解析protobuf数据
/// </summary>
/// <param name="reader"></param>
/// <see cref="https://developers.google.com/protocol-buffers/docs/encoding"/>
/// <returns>全部成功返回true，部分失败或全失败返回false，这时候可以通过LastError获取失败信息</returns>
public bool Parse(ProtoReader reader) {
buildIndex();
lastError.Clear();
try {
int field_id;
SubItemToken token;
while ((field_id = reader.ReadFieldHeader()) != 0) {
WireType pb_type = reader.WireType;
FieldDescriptorProto desc;
if (false == msgDescriptor.FieldIdIndex.TryGetValue(field_id, out desc)) {
// unknown field skipped
reader.SkipField();
continue;
}
// 类型校验
try {
switch (desc.type) {
case FieldDescriptorProto.Type.TYPE_DOUBLE:
insertField(desc, reader.ReadDouble());
break;
case FieldDescriptorProto.Type.TYPE_FLOAT:
insertField(desc, reader.ReadSingle());
break;
case FieldDescriptorProto.Type.TYPE_INT64:
case FieldDescriptorProto.Type.TYPE_SINT64:
case FieldDescriptorProto.Type.TYPE_SFIXED64:
insertField(desc, reader.ReadInt64());
break;
case FieldDescriptorProto.Type.TYPE_UINT64:
case FieldDescriptorProto.Type.TYPE_FIXED64:
insertField(desc, reader.ReadUInt64());
break;
case FieldDescriptorProto.Type.TYPE_INT32:
case FieldDescriptorProto.Type.TYPE_SINT32:
case FieldDescriptorProto.Type.TYPE_SFIXED32:
insertField(desc, reader.ReadInt32());
break;
case FieldDescriptorProto.Type.TYPE_BOOL:
insertField(desc, reader.ReadBoolean());
break;
case FieldDescriptorProto.Type.TYPE_STRING:
insertField(desc, reader.ReadString());
break;
//case FieldDescriptorProto.Type.TYPE_GROUP: // deprecated
// break;
case FieldDescriptorProto.Type.TYPE_MESSAGE:
token = ProtoReader.StartSubItem(reader);
try {
DynamicMessage sub_msg = CreateMessage(desc);
if (null == sub_msg) {
lastError.AddLast(string.Format("{0}.{1}.{2} => invalid message path {3}", msgDescriptor.Package, msgDescriptor.Protocol.name, desc.name, pickMsgName(desc)));
break;
}
if (false == sub_msg.Parse(reader)) {
lastError.AddLast(sub_msg.LastError);
} else {
insertField(desc, sub_msg);
}
} catch (Exception e) {
lastError.AddLast(string.Format("{0}.{1}.{2} => {3}", msgDescriptor.Package, msgDescriptor.Protocol.name, desc.name, e.Message));
}
ProtoReader.EndSubItem(token, reader);
break;
case FieldDescriptorProto.Type.TYPE_BYTES:
insertField(desc, ProtoReader.AppendBytes(null, reader));
break;
case FieldDescriptorProto.Type.TYPE_FIXED32:
case FieldDescriptorProto.Type.TYPE_UINT32:
insertField(desc, reader.ReadUInt32());
break;
case FieldDescriptorProto.Type.TYPE_ENUM:
insertField(desc, reader.ReadInt32());
break;
default:
// unsupported field
lastError.AddLast(string.Format("field type {0} in {1}.{2}.{3} unsupported", desc.type.ToString(), msgDescriptor.Package, msgDescriptor.Protocol.name, desc.name));
reader.SkipField();
break;
}
} catch (Exception e) {
lastError.AddLast(string.Format("{0}.{1}.{2} {3}", msgDescriptor.Package, msgDescriptor.Protocol.name, desc.name, e.ToString()));
reader.SkipField();
}
}
} catch (Exception e) {
lastError.AddLast(e.Message);
}
return 0 == lastError.Count;
}
/// <summary>
/// 转储数据到Stream中
/// </summary>
/// <param name="stream">保存的目标</param>
/// <returns>成功发回true，部分失败返回false，此时可以通过LastError获取失败信息</returns>
public bool Serialize(Stream stream) {
buildIndex();
lastError.Clear();
try {
using (ProtoWriter writer = new ProtoWriter(stream, null, null)) {
return Serialize(writer);
}
} catch (Exception e) {
lastError.AddLast(e.Message);
}
return 0 == lastError.Count;
}
/// <summary>
/// 写出数据
/// </summary>
/// <param name="writer">写出目标</param>
/// <param name="obj">写出对象</param>
/// <param name="field_desc">字段描述</param>
/// <see cref="https://developers.google.com/protocol-buffers/docs/encoding"/>
private void write_object(ProtoWriter writer, object obj, FieldDescriptorProto field_desc) {
try {
switch (field_desc.type) {
case FieldDescriptorProto.Type.TYPE_DOUBLE: {
double val = Convert.ToDouble(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed64, writer);
ProtoWriter.WriteDouble(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_FLOAT: {
float val = Convert.ToSingle(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed32, writer);
ProtoWriter.WriteSingle(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_SINT64:
case FieldDescriptorProto.Type.TYPE_INT64: {
long val = Convert.ToInt64(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteInt64(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_UINT64: {
ulong val = Convert.ToUInt64(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteUInt64(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_SINT32:
case FieldDescriptorProto.Type.TYPE_INT32: {
int val = Convert.ToInt32(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteInt32(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_FIXED64: {
long val = Convert.ToInt64(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed64, writer);
ProtoWriter.WriteInt64(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_FIXED32: {
int val = Convert.ToInt32(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed32, writer);
ProtoWriter.WriteInt32(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_BOOL: {
bool val = Convert.ToBoolean(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteBoolean(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_STRING: {
string val = Convert.ToString(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.String, writer);
ProtoWriter.WriteString(val, writer);
break;
}
//case FieldDescriptorProto.Type.TYPE_GROUP: // deprecated
// break;
case FieldDescriptorProto.Type.TYPE_MESSAGE:
if (!(obj is DynamicMessage)) {
lastError.AddLast(string.Format("try add {0} to {1}.{2}.{3}, but not a message", obj.ToString(), msgDescriptor.Package, msgDescriptor.Protocol.name, field_desc.name));
break;
}
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.String, writer);
SubItemToken token = ProtoWriter.StartSubItem(null, writer);
try {
((DynamicMessage)obj).Serialize(writer);
} catch (Exception e) {
lastError.AddLast(string.Format("{0}.{1}.{2} => {3}", msgDescriptor.Package, msgDescriptor.Protocol.name, field_desc.name, e.Message));
}
ProtoWriter.EndSubItem(token, writer);
break;
case FieldDescriptorProto.Type.TYPE_BYTES: {
if (!(obj is byte[])) {
throw new ArgumentException("{0} should be a byte[]", field_desc.name);
}
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.String, writer);
ProtoWriter.WriteBytes((byte[])obj, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_UINT32: {
uint val = Convert.ToUInt32(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteUInt32(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_ENUM: {
int val = Convert.ToInt32(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Variant, writer);
ProtoWriter.WriteInt32(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_SFIXED32: {
uint val = Convert.ToUInt32(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed32, writer);
ProtoWriter.WriteUInt32(val, writer);
break;
}
case FieldDescriptorProto.Type.TYPE_SFIXED64: {
ulong val = Convert.ToUInt64(obj);
ProtoWriter.WriteFieldHeader(field_desc.number, WireType.Fixed64, writer);
ProtoWriter.WriteUInt64(val, writer);
break;
}
default:
// unsupported field
lastError.AddLast(string.Format("field type {0} in {1}.{2}.{3} unsupported", field_desc.type.ToString(), msgDescriptor.Package, msgDescriptor.Protocol.name, field_desc.name));
break;
}
} catch (Exception e) {
lastError.AddLast(string.Format("{0}.{1}.{2} {3}", msgDescriptor.Package, msgDescriptor.Protocol.name, field_desc.name, e.ToString()));
}
}
/// <summary>
/// 转储数据
/// </summary>
/// <param name="writer">写出目标</param>
/// <returns>全部成功返回true，部分失败或全失败返回false，这时候可以通过LastError获取失败信息</returns>
public bool Serialize(ProtoWriter writer) {
buildIndex();
lastError.Clear();
foreach (var field in fieldData) {
FieldDescriptorProto field_desc = null;
// 不认识的值，直接忽略
if (false == msgDescriptor.FieldIdIndex.TryGetValue(field.Key, out field_desc)) {
continue;
}
if (field_desc.label == FieldDescriptorProto.Label.LABEL_REPEATED) {
foreach (var obj in (List<object>)field.Value) {
write_object(writer, obj, field_desc);
}
} else {
write_object(writer, field.Value, field_desc);
}
}
return 0 == lastError.Count;
}
private void insertField(FieldDescriptorProto desc, object obj) {
object old_data;
if (desc.label == FieldDescriptorProto.Label.LABEL_REPEATED) {
bool has_old = fieldData.TryGetValue(desc.number, out old_data);
if (has_old) {
((List<object>)old_data).Add(obj);
} else {
fieldData.Add(desc.number, new List<object> { obj });
}
} else {
fieldData[desc.number] = obj;
}
}
private void buildString(StringBuilder builder, string ident = "") {
builder.Append("{\r\n");
foreach (var field in fieldData) {
FieldDescriptorProto field_desc = null;
if (msgDescriptor.FieldIdIndex.TryGetValue(field.Key, out field_desc)) {
builder.AppendFormat(" {0}{1} = ", ident, field_desc.name);
} else {
builder.AppendFormat(" {0}{1} = ", ident, field.Key);
}
if (field.Value is List<object>) {
builder.Append("[ ");
foreach (var sub_obj in ((List<object>)field.Value)) {
builder.AppendFormat(" {0} ", ident);
if (sub_obj is DynamicMessage) {
((DynamicMessage)sub_obj).buildString(builder, ident + " ");
builder.Append(", ");
} else {
if (null != field_desc && field_desc.type == FieldDescriptorProto.Type.TYPE_BYTES) {
builder.AppendFormat("{0}, ", BitConverter.ToString((byte[])sub_obj).Replace("-", ""));
} else {
builder.AppendFormat("{0}, ", sub_obj.ToString());
}
}
}
builder.AppendFormat("{0} ],\r\n", ident);
} else {
if (field.Value is DynamicMessage) {
((DynamicMessage)field.Value).buildString(builder, ident + " ");
builder.Append(",");
} else {
if (null != field_desc && field_desc.type == FieldDescriptorProto.Type.TYPE_BYTES) {
builder.AppendFormat("{0},", BitConverter.ToString((byte[])field.Value).Replace("-", ""));
} else {
builder.AppendFormat("{0},", field.Value.ToString());
}
}
builder.AppendFormat("\r\n", ident);
}
}
builder.Append(ident);
builder.Append("}");
}
public override string ToString() {
StringBuilder builder = new StringBuilder();
buildString(builder);
return builder.ToString();
}
/// <summary>
/// 移除字段
/// </summary>
/// <param name="field_id">字段ID</param>
/// <returns>原先不存在返回false，否则返回true</returns>
public bool RemoveField(int field_id) {
if (fieldData.ContainsKey(field_id)) {
fieldData.Remove(field_id);
return true;
}
return false;
}
/// <summary>
/// 移除字段
/// </summary>
/// <param name="field_desc">字段描述</param>
/// <returns>原先不存在返回false，否则返回true</returns>
public bool RemoveField(FieldDescriptorProto field_desc) {
return RemoveField(field_desc.number);
}
/// <summary>
/// 移除字段
/// </summary>
/// <param name="field_name">字段名称</param>
/// <returns>原先不存在返回false，否则返回true</returns>
public bool RemoveField(string field_name) {
buildIndex();
FieldDescriptorProto field;
if (msgDescriptor.FieldNameIndex.TryGetValue(field_name, out field)) {
return RemoveField(field);
}
lastError.Clear();
lastError.AddLast(string.Format("message {0} has no field {1}", msgDescriptor.Protocol.name, field_name));
return false;
}
private bool verifyField(FieldDescriptorProto desc, ref object obj) {
switch (desc.type) {
case FieldDescriptorProto.Type.TYPE_DOUBLE:
return obj is double || obj is float;
case FieldDescriptorProto.Type.TYPE_FLOAT:
return obj is double || obj is float;
case FieldDescriptorProto.Type.TYPE_INT64:
case FieldDescriptorProto.Type.TYPE_SFIXED64:
case FieldDescriptorProto.Type.TYPE_SINT64:
if (obj is ulong || obj is uint || obj is ushort || obj is byte || obj is long || obj is int || obj is short || obj is sbyte)
{
return true;
}
else if (obj is double || obj is float || obj is string) {
obj = Convert.ToInt64(obj);
return true;
}
return false;
case FieldDescriptorProto.Type.TYPE_UINT64:
case FieldDescriptorProto.Type.TYPE_FIXED64:
if (obj is ulong || obj is uint || obj is ushort || obj is byte || obj is long || obj is int || obj is short || obj is sbyte)
{
return true;
}
else if (obj is double || obj is float || obj is string)
{
obj = Convert.ToUInt64(obj);
return true;
}
return false;
case FieldDescriptorProto.Type.TYPE_ENUM:
if (obj is ulong || obj is uint || obj is ushort || obj is byte || obj is long || obj is int || obj is short || obj is sbyte || obj is string)
{
return true;
}
else if (obj is double || obj is float)
{
obj = Convert.ToInt32((double)obj);
return true;
}
return false;
case FieldDescriptorProto.Type.TYPE_INT32:
case FieldDescriptorProto.Type.TYPE_SINT32:
case FieldDescriptorProto.Type.TYPE_SFIXED32:
if (obj is ulong || obj is uint || obj is ushort || obj is byte || obj is long || obj is int || obj is short || obj is sbyte)
{
return true;
}
else if (obj is double || obj is float || obj is string)
{
obj = Convert.ToInt32(obj);
return true;
}
return false;
case FieldDescriptorProto.Type.TYPE_FIXED32:
case FieldDescriptorProto.Type.TYPE_UINT32:
if (obj is ulong || obj is uint || obj is ushort || obj is byte || obj is long || obj is int || obj is short || obj is sbyte)
{
return true;
}
else if (obj is double || obj is float || obj is string)
{
obj = Convert.ToUInt32(obj);
return true;
}
return false;
case FieldDescriptorProto.Type.TYPE_BOOL:
return obj is bool;
case FieldDescriptorProto.Type.TYPE_STRING:
return obj is string;
case FieldDescriptorProto.Type.TYPE_GROUP://
return false;
case FieldDescriptorProto.Type.TYPE_MESSAGE:
return obj is DynamicMessage && pickMsgName(desc) == string.Format("{0}.{1}", ((DynamicMessage)obj).PackageName, ((DynamicMessage)obj).Descriptor.name);
case FieldDescriptorProto.Type.TYPE_BYTES:
return obj is byte[];
default:
return false;
}
}
/// <summary>
/// 设置值类型数据
/// </summary>
/// <param name="desc">key的描述信息</param>
/// <param name="obj">值</param>
/// <returns>返回是否成功</returns>
public bool SetFieldValue(FieldDescriptorProto desc, object obj) {
if (null == desc) {
return false;
}
buildIndex();
lastError.Clear();
if (desc.label == FieldDescriptorProto.Label.LABEL_REPEATED) {
lastError.AddLast(string.Format("field {0} is repeated, can only use AddFieldList", desc.name));
return false;
}
if (!verifyField(desc, ref obj)) {
lastError.AddLast(string.Format("field {0} type error, must match {1}", desc.name, desc.type.ToString()));
return false;
}
// 对枚举类型特殊处理
if (desc.type == FieldDescriptorProto.Type.TYPE_ENUM && obj is string) {
EnumValueDescriptorProto enum_desc;
if (!descriptors.EnumValueDescriptors.TryGetValue((string)obj, out enum_desc)) {
lastError.AddLast(string.Format("enum value path {0} not found", obj));
return false;
}
obj = enum_desc.number;
}
fieldData[desc.number] = obj;
return true;
}
/// <summary>
/// 设置值类型数据
/// </summary>
/// <param name="desc">key的ID</param>
/// <param name="obj">值</param>
/// <returns>返回是否成功</returns>
public bool SetFieldValue(int field_id, object obj) {
buildIndex();
lastError.Clear();
FieldDescriptorProto desc;
if (msgDescriptor.FieldIdIndex.TryGetValue(field_id, out desc)) {
return SetFieldValue(desc, obj);
} else {
lastError.AddLast(string.Format("field {0} not found", field_id));
return false;
}
}
/// <summary>
/// 设置值类型数据
/// </summary>
/// <param name="desc">key的名称</param>
/// <param name="obj">值</param>
/// <returns>返回是否成功</returns>
public bool SetFieldValue(string field_name, object obj) {
buildIndex();
lastError.Clear();
FieldDescriptorProto desc;
if (msgDescriptor.FieldNameIndex.TryGetValue(field_name, out desc)) {
return SetFieldValue(desc, obj);
} else {
lastError.AddLast(string.Format("field {0} not found", field_name));
return false;
}
}
/// <summary>
/// 添加List类型数据
/// </summary>
/// <param name="desc">key的描述信息</param>
/// <param name="obj">值</param>
/// <returns>返回是否成功</returns>
public bool AddFieldList(FieldDescriptorProto desc, object obj) {
if (null == desc) {
return false;
}
buildIndex();
lastError.Clear();
if (desc.label != FieldDescriptorProto.Label.LABEL_REPEATED) {
lastError.AddLast(string.Format("field {0} is repeated, can only use SetFieldValue", desc.name));
return false;
}
if (!verifyField(desc, ref obj)) {
lastError.AddLast(string.Format("field {0} type error, must match {1}", desc.name, desc.type.ToString()));
return false;
}
// 对枚举类型特殊处理
if (desc.type == FieldDescriptorProto.Type.TYPE_ENUM && obj is string) {
EnumValueDescriptorProto enum_desc;
if (!descriptors.EnumValueDescriptors.TryGetValue((string)obj, out enum_desc)) {
lastError.AddLast(string.Format("enum value path {0} not found", obj));
return false;
}
obj = enum_desc.number;
}
object old_val;
if (fieldData.TryGetValue(desc.number, out old_val)) {
((List<object>)old_val).Add(obj);
} else {
fieldData.Add(desc.number, new List<object> { obj });
}
return true;
}
/// <summary>
/// 添加List类型数据
/// </summary>
/// <param name="desc">key的ID</param>
/// <param name="obj">值</param>
/// <returns>返回是否成功</returns>
public bool AddFieldList(int field_id, object obj) {
buildIndex();
lastError.Clear();
FieldDescriptorProto desc;
if (msgDescriptor.FieldIdIndex.TryGetValue(field_id, out desc)) {
return AddFieldList(desc, obj);
} else {
lastError.AddLast(string.Format("field {0} not found", field_id));
return false;
}
}
/// <summary>
/// 添加List类型数据
/// </summary>
/// <param name="desc">key的名称</param>
/// <param name="obj">值</param>
/// <returns>返回是否成功</returns>
public bool AddFieldList(string field_name, object obj) {
buildIndex();
lastError.Clear();
FieldDescriptorProto desc;
if (msgDescriptor.FieldNameIndex.TryGetValue(field_name, out desc)) {
return AddFieldList(desc, obj);
} else {
lastError.AddLast(string.Format("field {0} not found", field_name));
return false;
}
}
/// <summary>
/// 添加字段，如果是repeated会追加的末尾，否则是覆盖
/// </summary>
/// <param name="desc">key的描述信息</param>
/// <param name="obj">值</param>
/// <returns>返回是否成功</returns>
public bool AddField(FieldDescriptorProto desc, object obj) {
if (null == desc) {
return false;
}
if (desc.label == FieldDescriptorProto.Label.LABEL_REPEATED) {
return AddFieldList(desc, obj);
}
return SetFieldValue(desc, obj);
}
/// <summary>
/// 添加字段，如果是repeated会追加的末尾，否则是覆盖
/// </summary>
/// <param name="desc">key的ID</param>
/// <param name="obj">值</param>
/// <returns>返回是否成功</returns>
public bool AddField(int field_id, object obj) {
buildIndex();
lastError.Clear();
FieldDescriptorProto desc;
if (msgDescriptor.FieldIdIndex.TryGetValue(field_id, out desc)) {
return AddField(desc, obj);
} else {
lastError.AddLast(string.Format("field {0} not found", field_id));
return false;
}
}
/// <summary>