/// <summary>
/// 预热一个智能对象
/// </summary>
/// <param name="intellectObject">需要预热的智能对象</param>
public static void Preheat(IIntellectObject intellectObject)
{
try
{
if (intellectObject == null)
{
throw new ArgumentNullException("intellectObject");
}
Analyser.ToBytesAnalyser.Analyse(intellectObject);
Analyser.GetObjectAnalyser.Analyse(intellectObject.GetType());
}
catch (System.Exception ex)
{
_tracing.Error(ex, null);
throw;
}
}
/// <summary>
/// 将一个智能对象转换为二进制元数据
/// </summary>
/// <param name="obj">智能对象</param>
/// <returns>返回二进制元数据</returns>
/// <exception cref="PropertyNullValueException">字段相关的Attribute.IsRequire = true, 并且该字段的值为null</exception>
/// <exception cref="UnexpectedValueException">不期待的结果异常，通常因为对Blob类型的取值 = null</exception>
/// <exception cref="NotSupportedException">系统不支持的序列化类型</exception>
/// <exception cref="DefineNoMeaningException">无意义的智能字段Attribute值</exception>
/// <exception cref="MethodAccessException">类型权限定义错误</exception>
/// <exception cref="Exception">内部错误</exception>
public static byte[] ToBytes(IIntellectObject obj)
{
if (obj == null)
{
return(null);
}
MemoryAllotter.Instance.Initialize();
IMemorySegmentProxy proxy = null;
try
{
proxy = MemorySegmentProxyFactory.Create();
ToBytes(obj, proxy);
return(proxy.GetBytes());
}
catch
{
if (proxy != null)
{
proxy.Dispose();
}
throw;
}
}
/// <summary>
/// 将一个智能对象转换为二进制元数据
/// </summary>
/// <param name="obj">智能对象</param>
/// <param name="proxy">内存段代理器</param>
/// <returns>返回当前已经被序列化对象的总体长度</returns>
internal static int ToBytes(IIntellectObject obj, IMemorySegmentProxy proxy)
{
//获取智能对象中的智能属性，并按照Id来排序
ToBytesAnalyseResult[] properties = Analyser.ToBytesAnalyser.Analyse(obj);
if (properties.Length == 0)
{
return(-1);
}
MemoryPosition wrapperStartPosition = proxy.GetPosition();
proxy.Skip(4U);
IIntellectTypeProcessor intellectTypeProcessor;
for (int l = 0; l < properties.Length; l++)
{
ToBytesAnalyseResult property = properties[l];
//先检查完全缓存机制
if (property.HasCacheFinished)
{
property.CacheProcess(proxy, property.Attribute, property, obj, false, false);
continue;
}
#region 普通类型判断
intellectTypeProcessor = IntellectTypeProcessorMapping.Instance.GetProcessor(property.Attribute.Id) ??
IntellectTypeProcessorMapping.Instance.GetProcessor(property.Property.PropertyType);
if (intellectTypeProcessor != null)
{
//添加热缓存
IIntellectTypeProcessor processor = intellectTypeProcessor;
property.CacheProcess = processor.Process;
property.CacheProcess(proxy, property.Attribute, property, obj, false, false);
property.HasCacheFinished = true;
continue;
}
#endregion
#region 枚举类型判断
//枚举类型
if (property.Property.PropertyType.GetTypeInfo().IsEnum)
{
//获取枚举类型
Type enumType = Enum.GetUnderlyingType(property.Property.PropertyType);
intellectTypeProcessor = IntellectTypeProcessorMapping.Instance.GetProcessor(enumType);
if (intellectTypeProcessor == null)
{
throw new NotSupportedException(string.Format(ExceptionMessage.EX_NOT_SUPPORTED_VALUE, property.Attribute.Id, property.Property.Name, property.Property.PropertyType));
}
//添加热缓存
IIntellectTypeProcessor processor = intellectTypeProcessor;
property.CacheProcess = processor.Process;
property.CacheProcess(proxy, property.Attribute, property, obj, false, false);
property.HasCacheFinished = true;
continue;
}
#endregion
#region 可空类型判断
Type innerType;
if ((innerType = Nullable.GetUnderlyingType(property.Property.PropertyType)) != null)
{
intellectTypeProcessor = IntellectTypeProcessorMapping.Instance.GetProcessor(innerType);
if (intellectTypeProcessor != null)
{
//添加热缓存
IIntellectTypeProcessor processor = intellectTypeProcessor;
property.CacheProcess = delegate(IMemorySegmentProxy innerProxy, IntellectPropertyAttribute innerAttribute, ToBytesAnalyseResult innerAnalyseResult, object innerTarget, bool innerIsArrayElement, bool innerNullable)
{
processor.Process(innerProxy, innerAttribute, innerAnalyseResult, innerTarget, innerIsArrayElement, true);
};
property.CacheProcess(proxy, property.Attribute, property, obj, false, true);
property.HasCacheFinished = true;
continue;
}
throw new NotSupportedException(string.Format(ExceptionMessage.EX_NOT_SUPPORTED_VALUE, property.Attribute.Id, property.Property.Name, property.Property.PropertyType));
}
#endregion
#region 智能对象类型判断
if (property.Property.PropertyType.GetTypeInfo().GetInterface(Consts.IntellectObjectFullName) != null)
{
//添加热缓存
property.CacheProcess = delegate(IMemorySegmentProxy innerProxy, IntellectPropertyAttribute innerAttribute, ToBytesAnalyseResult innerAnalyseResult, object innerTarget, bool innerIsArrayElement, bool innerNullable)
{
IntellectObject innerIntellectObj = innerAnalyseResult.GetValue <IntellectObject>(innerTarget);
if (innerIntellectObj == null)
{
return;
}
innerProxy.WriteByte((byte)innerAttribute.Id);
MemoryPosition startPos = innerProxy.GetPosition();
innerProxy.Skip(4);
ToBytes(innerIntellectObj, innerProxy);
MemoryPosition endPos = innerProxy.GetPosition();
innerProxy.WriteBackInt32(startPos, MemoryPosition.CalcLength(innerProxy.SegmentCount, startPos, endPos) - 4);
};
property.CacheProcess(proxy, property.Attribute, property, obj, false, false);
property.HasCacheFinished = true;
continue;
}
#endregion
#region 数组的判断
if (property.Property.PropertyType.IsArray)
{
if (!property.Property.PropertyType.HasElementType)
{
throw new NotSupportedException(string.Format(ExceptionMessage.EX_NOT_SUPPORTED_VALUE, property.Attribute.Id, property.Property.Name, property.Property.PropertyType));
}
Type elementType = property.Property.PropertyType.GetElementType();
VT vt = FixedTypeManager.IsVT(elementType);
//special optimize.
IIntellectTypeProcessor arrayProcessor = ArrayTypeProcessorMapping.Instance.GetProcessor(property.Property.PropertyType);
if (arrayProcessor != null)
{
property.CacheProcess = arrayProcessor.Process;
}
//is VT, but cannot find special processor.
else if (vt != null)
{
throw new NotSupportedException(string.Format(ExceptionMessage.EX_NOT_SUPPORTED_VALUE, property.Attribute.Id, property.Property.Name, property.Property.PropertyType));
}
else if (elementType.GetTypeInfo().IsSubclassOf(typeof(IntellectObject)))
{
//Add hot cache.
property.CacheProcess = delegate(IMemorySegmentProxy innerProxy, IntellectPropertyAttribute innerAttribute, ToBytesAnalyseResult innerAnalyseResult, object innerTarget, bool innerIsArrayElement, bool innerNullable)
{
IIntellectObject[] array = innerAnalyseResult.GetValue <IIntellectObject[]>(innerTarget);
if (array == null)
{
if (!innerAttribute.IsRequire)
{
return;
}
throw new PropertyNullValueException(string.Format(ExceptionMessage.EX_PROPERTY_VALUE, innerAttribute.Id, innerAnalyseResult.Property.Name, innerAnalyseResult.Property.PropertyType));
}
//id(1) + total length(4) + rank(4)
innerProxy.WriteByte((byte)innerAttribute.Id);
MemoryPosition startPosition = innerProxy.GetPosition();
innerProxy.Skip(4U);
innerProxy.WriteInt32(array.Length);
for (int i = 0; i < array.Length; i++)
{
IIntellectObject element = array[i];
if (element == null)
{
innerProxy.WriteUInt16(0);
}
else
{
MemoryPosition innerStartObjPosition = innerProxy.GetPosition();
innerProxy.Skip(Size.UInt16);
ToBytes(element, innerProxy);
MemoryPosition innerEndObjPosition = innerProxy.GetPosition();
innerProxy.WriteBackUInt16(innerStartObjPosition, (ushort)(MemoryPosition.CalcLength(innerProxy.SegmentCount, innerStartObjPosition, innerEndObjPosition) - 2));
}
}
MemoryPosition endPosition = innerProxy.GetPosition();
innerProxy.WriteBackInt32(startPosition, MemoryPosition.CalcLength(innerProxy.SegmentCount, startPosition, endPosition) - 4);
};
}
else if (!(elementType == typeof(string)) && elementType.GetTypeInfo().IsSerializable)
{
throw new NotSupportedException(string.Format(ExceptionMessage.EX_NOT_SUPPORTED_VALUE, property.Attribute.Id, property.Property.Name, property.Property.PropertyType));
}
else
{
intellectTypeProcessor = IntellectTypeProcessorMapping.Instance.GetProcessor(property.Attribute.Id) ??
IntellectTypeProcessorMapping.Instance.GetProcessor(elementType);
if (intellectTypeProcessor == null)
{
throw new NotSupportedException(string.Format(ExceptionMessage.EX_NOT_SUPPORTED_VALUE, property.Attribute.Id, property.Property.Name, elementType));
}
//Add hot cache.
IIntellectTypeProcessor processor = intellectTypeProcessor;
property.CacheProcess = delegate(IMemorySegmentProxy innerProxy, IntellectPropertyAttribute innerAttribute, ToBytesAnalyseResult innerAnalyseResult, object innerTarget, bool innerIsArrayElement, bool innerNullable)
{
Array array = innerAnalyseResult.GetValue <Array>(innerTarget);
if (array == null)
{
if (!innerAttribute.IsRequire)
{
return;
}
throw new PropertyNullValueException(string.Format(ExceptionMessage.EX_PROPERTY_VALUE, innerAttribute.Id, innerAnalyseResult.Property.Name, innerAnalyseResult.Property.PropertyType));
}
//id(1) + total length(4) + rank(4)
innerProxy.WriteByte((byte)innerAttribute.Id);
MemoryPosition startPosition = innerProxy.GetPosition();
innerProxy.Skip(4);
innerProxy.WriteInt32(array.Length);
for (int i = 0; i < array.Length; i++)
{
object element = array.GetValue(i);
if (element == null)
{
innerProxy.WriteUInt16(0);
}
else
{
MemoryPosition innerStartObjPosition = innerProxy.GetPosition();
innerProxy.Skip(Size.UInt16);
processor.Process(innerProxy, innerAttribute, innerAnalyseResult, element, true);
MemoryPosition innerEndObjPosition = innerProxy.GetPosition();
innerProxy.WriteBackUInt16(innerStartObjPosition, (ushort)(MemoryPosition.CalcLength(innerProxy.SegmentCount, innerStartObjPosition, innerEndObjPosition) - 2));
}
}
MemoryPosition endPosition = innerProxy.GetPosition();
innerProxy.WriteBackInt32(startPosition, MemoryPosition.CalcLength(innerProxy.SegmentCount, startPosition, endPosition) - 4);
};
}
property.CacheProcess(proxy, property.Attribute, property, obj, false, false);
property.HasCacheFinished = true;
continue;
}
#endregion
throw new NotSupportedException(string.Format(ExceptionMessage.EX_NOT_SUPPORTED_VALUE, property.Attribute.Id, property.Property.Name, property.Property.PropertyType));
}
MemoryPosition wrapperEndPosition = proxy.GetPosition();
int length = MemoryPosition.CalcLength(proxy.SegmentCount, wrapperStartPosition, wrapperEndPosition);
proxy.WriteBackInt32(wrapperStartPosition, length);
return(length);
}
