/// <summary> /// 第三方数据转换成元数据 /// </summary> /// <param name="proxy">内存段实例</param> /// <param name="baseValueMessage">存储属性的实例对象</param> /// <exception cref="ArgumentNullException">参数不能为空</exception> public void ValueProcessor(IMemorySegmentProxy proxy, BaseValueStored baseValueMessage) { if (proxy == null) { throw new ArgumentNullException("proxy"); } if (baseValueMessage == null) { throw new ArgumentNullException("baseValueMessage"); } string[] value = baseValueMessage.GetValue <string[]>(); proxy.WriteInt32(value.Length); if (value.Length == 0) { return; } for (int j = 0; j < value.Length; j++) { string elementValue = value[j]; if (string.IsNullOrEmpty(elementValue)) { proxy.WriteUInt16(0); } else { byte[] elementData = Encoding.UTF8.GetBytes(elementValue); proxy.WriteUInt16((ushort)elementData.Length); proxy.WriteMemory(elementData, 0U, (uint)elementData.Length); } } }
/// <summary> /// 将一个IntellectObject数组转换成byte数组的形式 /// </summary> /// <param name="value">值</param> /// <exception cref="UnexpectedValueException">结果错误</exception> /// <exception cref="ArgumentNullException">参数不能为空</exception> public static byte[] BindIntellectObjectArray(IntellectObject[] value) { if (value == null) { throw new ArgumentNullException("value"); } MemoryAllotter.Instance.Initialize(); IMemorySegmentProxy proxy = MemorySegmentProxyFactory.Create(); proxy.WriteUInt32((uint)value.Length); for (int i = 0; i < value.Length; i++) { IntellectObject elementObj = value[i]; if (elementObj == null) { proxy.WriteUInt16(0); } else { MemoryPosition currentPostion = proxy.GetPosition(); proxy.Skip(2U); int length = IntellectObjectEngine.ToBytes(elementObj, proxy); proxy.WriteBackUInt16(currentPostion, (ushort)length); } } return(proxy.GetBytes()); }
/// <summary> /// 将一个对象字段转换为二进制元数据 /// </summary> /// <param name="metadata">需要转换成元数据的Value字典</param> /// <param name="proxy">内存段代理器</param> internal unsafe static void ToBytes(ResourceBlock metadata, IMemorySegmentProxy proxy) { Dictionary <byte, BaseValueStored> valueStoreds = metadata.GetMetaDataDictionary(); uint markRangeLength = (uint)(valueStoreds.Count * 5); MemoryPosition wrapperStartPosition = proxy.GetPosition(); proxy.Skip(4U); proxy.WriteUInt16((ushort)(valueStoreds.Count)); MemoryPosition wrapperMarkRangeStartPosition = proxy.GetPosition(); proxy.Skip(markRangeLength); MemoryPosition wrapperOffsetStartPosition = proxy.GetPosition(); MarkRange * markRange = stackalloc MarkRange[valueStoreds.Count]; int i = 0; foreach (KeyValuePair <byte, BaseValueStored> valueStored in valueStoreds) { //转化成二进制数组的形式 MemoryPosition wrapperCurrentPosition = proxy.GetPosition(); uint currentOffset = (uint)MemoryPosition.CalcLength(proxy.SegmentCount, wrapperOffsetStartPosition, wrapperCurrentPosition); (markRange + i)->Id = valueStored.Key; (markRange + i++)->Flag = (uint)((currentOffset << 8) | (int)valueStored.Value.TypeId); if (valueStored.Value.IsNull) { continue; } valueStored.Value.ToBytes(proxy); } MemoryPosition wrapperEndPosition = proxy.GetPosition(); //回写mark Range proxy.WriteBackMemory(wrapperMarkRangeStartPosition, markRange, markRangeLength); //回写4bytes总长 proxy.WriteBackInt32(wrapperStartPosition, MemoryPosition.CalcLength(proxy.SegmentCount, wrapperStartPosition, wrapperEndPosition)); }
/// <summary> /// 从第三方客户数据转换为元数据 /// </summary> /// <param name="proxy">内存片段代理器</param> /// <param name="attribute">字段属性</param> /// <param name="analyseResult">分析结果</param> /// <param name="target">目标对象实例</param> /// <param name="isArrayElement">当前写入的值是否为数组元素标示</param> public override void Process(IMemorySegmentProxy proxy, IntellectPropertyAttribute attribute, ToBytesAnalyseResult analyseResult, object target, bool isArrayElement = false, bool isNullable = false) { ushort value; if (!isNullable) { value = analyseResult.GetValue <ushort>(target); } else { ushort?nullableValue = analyseResult.GetValue <ushort?>(target); if (nullableValue == null) { if (!attribute.IsRequire) { return; } throw new PropertyNullValueException( string.Format(ExceptionMessage.EX_PROPERTY_VALUE, attribute.Id, analyseResult.Property.Name, analyseResult.Property.PropertyType)); } value = (ushort)nullableValue; } if (attribute.AllowDefaultNull && value.Equals(DefaultValue.UInt16) && !isArrayElement) { return; } proxy.WriteByte((byte)attribute.Id); proxy.WriteUInt16(value); }
/// <summary> /// 从第三方客户数据转换为元数据 /// </summary> /// <param name="proxy">内存片段代理器</param> /// <param name="attribute">字段属性</param> /// <param name="analyseResult">分析结果</param> /// <param name="target">目标对象实例</param> /// <param name="isArrayElement">当前写入的值是否为数组元素标示</param> public override void Process(IMemorySegmentProxy proxy, IntellectPropertyAttribute attribute, ToBytesAnalyseResult analyseResult, object target, bool isArrayElement = false, bool isNullable = false) { string[] value = analyseResult.GetValue <string[]>(target); if (value == null) { if (!attribute.IsRequire) { return; } throw new PropertyNullValueException(string.Format(ExceptionMessage.EX_PROPERTY_VALUE, attribute.Id, analyseResult.Property.Name, analyseResult.Property.PropertyType)); } //id(1) + total length(4) + rank(4) proxy.WriteByte((byte)attribute.Id); MemoryPosition position = proxy.GetPosition(); proxy.Skip(4U); proxy.WriteInt32(value.Length); if (value.Length == 0) { proxy.WriteBackInt32(position, 4); return; } for (int i = 0; i < value.Length; i++) { string elementValue = value[i]; if (string.IsNullOrEmpty(elementValue)) { proxy.WriteUInt16(0); } else { byte[] elementData = Encoding.UTF8.GetBytes(elementValue); proxy.WriteUInt16((ushort)elementData.Length); proxy.WriteMemory(elementData, 0U, (uint)elementData.Length); } } MemoryPosition endPosition = proxy.GetPosition(); proxy.WriteBackInt32(position, MemoryPosition.CalcLength(proxy.SegmentCount, position, endPosition) - 4); }
/// <summary> /// 从第三方客户数据转换为元数据 /// <para>* 此方法将会被轻量级的DataHelper所使用,并且写入的数据将不会拥有编号(Id)</para> /// </summary> /// <param name="proxy">内存片段代理器</param> /// <param name="target">目标对象实例</param> /// <param name="isArrayElement">当前写入的值是否为数组元素标示</param> /// <param name="isNullable">是否为可空字段标示</param> public override void Process(IMemorySegmentProxy proxy, object target, bool isArrayElement = false, bool isNullable = false) { string[] array = (string[])target; if (array == null || array.Length == 0) { return; } proxy.WriteUInt32((uint)array.Length); for (int i = 0; i < array.Length; i++) { string elementValue = array[i]; if (string.IsNullOrEmpty(elementValue)) { proxy.WriteUInt16(0); } else { byte[] elementData = Encoding.UTF8.GetBytes(elementValue); proxy.WriteUInt16((ushort)elementData.Length); proxy.WriteMemory(elementData, 0U, (uint)elementData.Length); } } }
/// <summary> /// 从第三方客户数据转换为元数据 /// <para>* 此方法将会被轻量级的DataHelper所使用,并且写入的数据将不会拥有编号(Id)</para> /// </summary> /// <param name="proxy">内存片段代理器</param> /// <param name="target">目标对象实例</param> /// <param name="isArrayElement">当前写入的值是否为数组元素标示</param> /// <param name="isNullable">是否为可空字段标示</param> public unsafe override void Process(IMemorySegmentProxy proxy, object target, bool isArrayElement = false, bool isNullable = false) { ushort[] array = (ushort[])target; if (array == null || array.Length == 0) { return; } if (array.Length > 10) fixed(ushort *pByte = array) proxy.WriteMemory(pByte, (uint)array.Length * Size.UInt16); else { for (int i = 0; i < array.Length; i++) { proxy.WriteUInt16(array[i]); } } }
/// <summary> /// 从第三方客户数据转换为元数据 /// <para>* 此方法将会被轻量级的DataHelper所使用,并且写入的数据将不会拥有编号(Id)</para> /// </summary> /// <param name="proxy">内存片段代理器</param> /// <param name="target">目标对象实例</param> /// <param name="isArrayElement">当前写入的值是否为数组元素标示</param> /// <param name="isNullable">是否为可空字段标示</param> public override void Process(IMemorySegmentProxy proxy, object target, bool isArrayElement = false, bool isNullable = false) { ushort value; if (!isNullable) { value = (ushort)target; } else { if (target == null) { return; } value = (ushort)target; } proxy.WriteUInt16(value); }
/// <summary> /// 从第三方客户数据转换为元数据 /// </summary> /// <param name="proxy">内存片段代理器</param> /// <param name="attribute">字段属性</param> /// <param name="analyseResult">分析结果</param> /// <param name="target">目标对象实例</param> /// <param name="isArrayElement">当前写入的值是否为数组元素标示</param> /// <param name="isNullable">是否为可空字段标示</param> public override void Process(IMemorySegmentProxy proxy, IntellectPropertyAttribute attribute, ToBytesAnalyseResult analyseResult, object target, bool isArrayElement = false, bool isNullable = false) { ushort[] value = analyseResult.GetValue <ushort[]>(target); if (value == null) { if (!attribute.IsRequire) { return; } throw new PropertyNullValueException(string.Format(ExceptionMessage.EX_PROPERTY_VALUE, attribute.Id, analyseResult.Property.Name, analyseResult.Property.PropertyType)); } //id(1) + total length(4) + rank(4) proxy.WriteByte((byte)attribute.Id); MemoryPosition position = proxy.GetPosition(); proxy.Skip(4U); proxy.WriteInt32(value.Length); if (value.Length == 0) { proxy.WriteBackInt32(position, 4); return; } if (value.Length > 10) { unsafe { fixed(ushort *pByte = value) proxy.WriteMemory(pByte, (uint)value.Length * Size.UInt16); } } else { for (int i = 0; i < value.Length; i++) { proxy.WriteUInt16(value[i]); } } proxy.WriteBackInt32(position, (int)(value.Length * Size.UInt16 + 4)); }