public static BssomFieldOffsetInfo IndexOf(IBssomBuffer buffer, IIndexOfInputSource indexOfInputSource) { if (buffer is null) { throw new ArgumentNullException(nameof(buffer)); } if (indexOfInputSource is null) { throw new ArgumentNullException(nameof(indexOfInputSource)); } BssomReader reader = new BssomReader(buffer); BssomFieldOffsetInfo info = new BssomFieldOffsetInfo(); indexOfInputSource.Reset(); if (!indexOfInputSource.MoveNext()) { throw BssomSerializationOperationException.InputDataSouceIsEmpty(); } Next: byte bssOjectType = reader.SkipBlankCharacterAndReadBssomType(); switch (bssOjectType) { case BssomType.Map1: { object key = indexOfInputSource.CurrentMapKey(); if (!BssMapKeyResolverProvider.TryGetBssMapKeyResolver(key.GetType(), out IBssMapKeyResolver resolver)) { throw BssomSerializationTypeFormatterException.BssomMapKeyUnsupportedType(key.GetType()); } reader.SkipVariableNumber(); //Skip Length int count = reader.ReadVariableNumber(); Raw64BytesISegment keyISegment = resolver.GetMap1KeySegment(key); for (int i = 0; i < count; i++) { int keyLength = reader.GetMap1KeyLength(); if (keyISegment.DataLen != keyLength) { reader.BssomBuffer.Seek(keyLength, BssomSeekOrgin.Current); //Advance Key reader.SkipObject(); //Skip Value continue; } //determine if the key is equal bool keyIsEqual = true; for (int z = 0; z < keyISegment.Length; z++) { if (keyISegment[z] != reader.ReadRaw64(ref keyLength)) { reader.BssomBuffer.Seek(keyLength, BssomSeekOrgin.Current); //Advance remaining keyLength reader.SkipObject(); //Skip Value keyIsEqual = false; break; } } if (keyIsEqual) { if (!indexOfInputSource.MoveNext()) { info.Offset = reader.Position; info.IsArray1Type = false; return(info); } else { goto Next; } } } if (indexOfInputSource.MoveNext()) { throw BssomSerializationOperationException.BssomMapIsNull(key); } info.Offset = -1; return(info); } case BssomType.Map2: { object key = indexOfInputSource.CurrentMapKey(); if (!BssMapKeyResolverProvider.TryGetBssMapKeyResolver(key.GetType(), out IBssMapKeyResolver resolver)) { throw BssomSerializationTypeFormatterException.BssomMapKeyUnsupportedType(key.GetType()); } UInt64BytesISegment keyISegment = resolver.GetMap2KeySegment(key); BssMapHeadPackInfo aprp = BssMapHeadPackInfo.Create(ref reader); if (aprp.MapHead.ElementCount > 0) { ref byte refb = ref reader.BssomBuffer.TryReadFixedRef(aprp.MapHead.RouteLength, out bool haveEnoughSizeAndCanBeFixed); if (haveEnoughSizeAndCanBeFixed) { if (BssMapObjMarshalReader.TrySeek(keyISegment, resolver.KeyType, resolver.KeyIsNativeType, ref aprp, ref reader, ref refb)) { if (!indexOfInputSource.MoveNext()) { info.Offset = reader.Position; info.IsArray1Type = false; return(info); } else { goto Next; } } } else { if (BssMapObjMarshalReader.TrySeekSlow(keyISegment, resolver.KeyType, resolver.KeyIsNativeType, ref aprp, ref reader)) { if (!indexOfInputSource.MoveNext()) { info.Offset = reader.Position; info.IsArray1Type = false; return(info); } else { goto Next; } } } } if (indexOfInputSource.MoveNext()) { throw BssomSerializationOperationException.BssomMapIsNull(key); } info.Offset = -1; return(info); }
public static IEnumerable <KeyValuePair <TKey, BssomFieldOffsetInfo> > ReadAllKeysByMapType <TKey>(byte[] buffer, int start, int end, BssomFieldOffsetInfo offsetInfo, BssomSerializerOptions option = null) { return(ReadAllKeysByMapType <TKey>(new SimpleBufferWriter(buffer, start, end), offsetInfo, option)); }
public static bool TryWrite <T>(byte[] buffer, int start, int end, BssomFieldOffsetInfo offsetInfo, T value, BssomSerializerOptions option = null) { return(TryWrite(new SimpleBufferWriter(buffer, start, end), offsetInfo, value, option)); }
public static byte ReadValueTypeCode(byte[] buffer, int start, int end, BssomFieldOffsetInfo offsetInfo, out bool isNativeType) { return(ReadValueTypeCode(new SimpleBufferWriter(buffer, start, end), offsetInfo, out isNativeType)); }
public static int ReadArrayCount(byte[] buffer, int start, int end, BssomFieldOffsetInfo offsetInfo) { return(ReadArrayCountByMapType(new SimpleBufferWriter(buffer, start, end), offsetInfo)); }
public static T ReadValue <T>(byte[] buffer, int start, int end, BssomFieldOffsetInfo offsetInfo, BssomSerializerOptions option = null) { return(ReadValue <T>(new SimpleBufferWriter(buffer, start, end), offsetInfo, option)); }
public static BssomValueType ReadValueType(byte[] buffer, int start, int end, BssomFieldOffsetInfo offsetInfo) { return(ReadValueType(new SimpleBufferWriter(buffer, start, end), offsetInfo)); }
/// <summary> /// 通过指定缓冲区的位置信息来读取Map对象的字段位置信息. Read the field location information of the Map object by specifying the location information of the buffer /// </summary> /// <typeparam name="TKey">Map对象的Key类型,如不确认可以为<see cref="object"/>. The Key type of the Map object, if not confirmed, it can be <seealso cref="object"/></typeparam> /// <param name="offsetInfo">用于读取的位置信息. Location information for reading</param> /// <param name="option">过程中所使用的配置. Configuration used in the process</param> /// <returns>Map对象的字段位置信息. Field location information of the Map object</returns> /// <exception cref="BssomSerializationOperationException">缓冲区<paramref name="offsetInfo"/>位置处的对象并不是Map类型,类型读取错误. The object at the position of the buffer <paramref name="offsetInfo"/> is not a Map type, and the type is read incorrectly</exception> public IEnumerable <KeyValuePair <TKey, BssomFieldOffsetInfo> > ReadAllKeysByMapType <TKey>(BssomFieldOffsetInfo offsetInfo, BssomSerializerOptions option = null) { return(ReadAllKeysByMapType <TKey>(bufferWriter.GetBssomBuffer(), offsetInfo, option)); }
/// <summary> /// <para>尝试在指定的位置对缓冲区进行对象写入</para> /// <para>Attempt to write an object to the buffer at the specified location</para> /// </summary> /// <typeparam name="T">被写入元素的类型. The type of element being written</typeparam> /// <param name="offsetInfo">用于写入元素的位置信息. Used to write the position information of the element</param> /// <param name="value">被写入的对象. Value being written</param> /// <param name="option">过程中所使用的配置. Configuration used in the process</param> /// <returns> /// <para>如果对象的二进制大小小于对象在缓冲区中的大小,则成功写入,返回true</para> /// <para>If the binary size of the value is smaller than the size of the member in the buffer, it is successfully written and true is returned</para> /// </returns> public bool TryWrite <T>(BssomFieldOffsetInfo offsetInfo, T value, BssomSerializerOptions option = null) { return(TryWrite <T>(bufferWriter, offsetInfo, value, option)); }
/// <summary> /// 通过指定缓冲区的位置信息来读取Array对象的元素数量. Read the number of elements of the Array object by specifying the location information of the buffer /// </summary> /// <param name="offsetInfo">用于读取元素的位置信息. Location information for reading</param> /// <returns>Array对象的元素数量. The number of elements of the Array object</returns> /// <exception cref="BssomSerializationOperationException">缓冲区<paramref name="offsetInfo"/>位置处的对象并不是Array类型,类型读取错误. The object at the position of the buffer <paramref name="offsetInfo"/> is not a Array type, and the type is read incorrectly</exception> public int ReadArrayCountByMapType(BssomFieldOffsetInfo offsetInfo) { return(ReadArrayCountByMapType(bufferWriter.GetBssomBuffer(), offsetInfo)); }
/// <summary> /// 通过指定缓冲区的位置信息来读取元素在缓冲区存储的大小(包括从此位置开始的空白符). Read the size of the element stored in the buffer by specifying the location information of the buffer(includes white space from this position) /// </summary> /// <param name="offsetInfo">用于读取元素的位置信息. Location information for reading</param> /// <returns>被读取的元素大小,包含空白符大小. Element typecode being read size,contains the blank size</returns> public int ReadValueSize(BssomFieldOffsetInfo offsetInfo) { return(ReadValueSize(bufferWriter.GetBssomBuffer(), offsetInfo)); }
/// <summary> /// 通过指定缓冲区的位置信息来读取元素的类型码. Read the element typecode by specifying the location information of the buffer /// </summary> /// <param name="offsetInfo">用于读取元素的位置信息. Location information for reading</param> /// <param name="isNativeType">若对象是本地类型,则为true. True if the object is a native type</param> /// <returns>被读取的元素类型码. Element typecode being read</returns> public byte ReadValueTypeCode(BssomFieldOffsetInfo offsetInfo, out bool isNativeType) { return(ReadValueTypeCode(bufferWriter.GetBssomBuffer(), offsetInfo, out isNativeType)); }
/// <summary> /// 通过指定缓冲区的位置信息来读取元素的类型. Read the element type by specifying the location information of the buffer /// </summary> /// <param name="offsetInfo">用于读取的位置信息. Location information for reading</param> /// <returns>被读取的元素类型. Element type being read</returns> public BssomValueType ReadValueType(BssomFieldOffsetInfo offsetInfo) { return(ReadValueType(bufferWriter.GetBssomBuffer(), offsetInfo)); }
/// <summary> /// 通过指定缓冲区的位置信息来读取元素. Read the element by specifying the location information of the buffer /// </summary> /// <typeparam name="T">被读取元素的类型,如不确认可以为<see cref="object"/>. The type of the read element, if not confirmed, it can be <seealso cref="object"/></typeparam> /// <param name="offsetInfo">用于读取的位置信息. Location information for reading</param> /// <param name="option">过程中所使用的配置. Configuration used in the process</param> /// <returns>被读取的元素. Element being read</returns> public T ReadValue <T>(BssomFieldOffsetInfo offsetInfo, BssomSerializerOptions option = null) { return(ReadValue <T>(bufferWriter.GetBssomBuffer(), offsetInfo, option)); }