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C# BsonReader.ReadBytes方法代码示例

本文整理汇总了C#中BsonReader.ReadBytes方法的典型用法代码示例。如果您正苦于以下问题:C# BsonReader.ReadBytes方法的具体用法?C# BsonReader.ReadBytes怎么用?C# BsonReader.ReadBytes使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在BsonReader的用法示例。


在下文中一共展示了BsonReader.ReadBytes方法的4个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: Deserialize

        // public methods
#pragma warning disable 618 // about obsolete BsonBinarySubType.OldBinary
        /// <summary>
        /// Deserializes an object from a BsonReader.
        /// </summary>
        /// <param name="bsonReader">The BsonReader.</param>
        /// <param name="nominalType">The nominal type of the object.</param>
        /// <param name="actualType">The actual type of the object.</param>
        /// <param name="options">The serialization options.</param>
        /// <returns>An object.</returns>
        public override object Deserialize(
            BsonReader bsonReader,
            Type nominalType,
            Type actualType,
            IBsonSerializationOptions options)
        {
            VerifyTypes(nominalType, actualType, typeof(BitArray));

            BsonType bsonType = bsonReader.GetCurrentBsonType();
            BitArray bitArray;
            switch (bsonType)
            {
                case BsonType.Null:
                    bsonReader.ReadNull();
                    return null;
                case BsonType.Binary:
                    return new BitArray(bsonReader.ReadBytes());
                case BsonType.Document:
                    bsonReader.ReadStartDocument();
                    var length = bsonReader.ReadInt32("Length");
                    var bytes = bsonReader.ReadBytes("Bytes");
                    bsonReader.ReadEndDocument();
                    bitArray = new BitArray(bytes);
                    bitArray.Length = length;
                    return bitArray;
                case BsonType.String:
                    var s = bsonReader.ReadString();
                    bitArray = new BitArray(s.Length);
                    for (int i = 0; i < s.Length; i++)
                    {
                        var c = s[i];
                        switch (c)
                        {
                            case '0':
                                break;
                            case '1':
                                bitArray[i] = true;
                                break;
                            default:
                                throw new FileFormatException("String value is not a valid BitArray.");
                        }
                    }
                    return bitArray;
                default:
                    var message = string.Format("Cannot deserialize Byte[] from BsonType {0}.", bsonType);
                    throw new FileFormatException(message);
            }
        }
开发者ID:huoxudong125,项目名称:SequoiaDB.Charp,代码行数:58,代码来源:BitArraySerializer.cs

示例2: Deserialize

        // public methods
        /// <summary>
        /// Deserializes an object from a BsonReader.
        /// </summary>
        /// <param name="bsonReader">The BsonReader.</param>
        /// <param name="nominalType">The nominal type of the object.</param>
        /// <param name="actualType">The actual type of the object.</param>
        /// <param name="options">The serialization options.</param>
        /// <returns>An object.</returns>
        public override object Deserialize(
            BsonReader bsonReader,
            Type nominalType,
            Type actualType,
            IBsonSerializationOptions options)
        {
            VerifyTypes(nominalType, actualType, typeof(sbyte));

            var bsonType = bsonReader.GetCurrentBsonType();
            var lostData = false;
            sbyte value;
            switch (bsonType)
            {
                case BsonType.Binary:
                    var bytes = bsonReader.ReadBytes();
                    if (bytes.Length != 1)
                    {
                        throw new FileFormatException("Binary data for SByte must be exactly one byte long.");
                    }
                    value = (sbyte)bytes[0];
                    break;
                case BsonType.Int32:
                    var int32Value = bsonReader.ReadInt32();
                    value = (sbyte)int32Value;
                    lostData = (int)value != int32Value;
                    break;
                case BsonType.Int64:
                    var int64Value = bsonReader.ReadInt64();
                    value = (sbyte)int64Value;
                    lostData = (int)value != int64Value;
                    break;
                case BsonType.String:
                    var s = bsonReader.ReadString();
                    if (s.Length == 1)
                    {
                        s = "0" + s;
                    }
                    value = (sbyte)byte.Parse(s, NumberStyles.HexNumber);
                    break;
                default:
                    var message = string.Format("Cannot deserialize SByte from BsonType {0}.", bsonType);
                    throw new FileFormatException(message);
            }
            if (lostData)
            {
                var message = string.Format("Data loss occurred when trying to convert from {0} to SByte.", bsonType);
                throw new FileFormatException(message);
            }

            return value;
        }
开发者ID:huoxudong125,项目名称:SequoiaDB.Charp,代码行数:60,代码来源:SByteSerializer.cs

示例3: Deserialize

        // public methods
#pragma warning disable 618 // about obsolete BsonBinarySubType.OldBinary
        /// <summary>
        /// Deserializes an object from a BsonReader.
        /// </summary>
        /// <param name="bsonReader">The BsonReader.</param>
        /// <param name="nominalType">The nominal type of the object.</param>
        /// <param name="actualType">The actual type of the object.</param>
        /// <param name="options">The serialization options.</param>
        /// <returns>An object.</returns>
        public override object Deserialize(
            BsonReader bsonReader,
            Type nominalType,
            Type actualType,
            IBsonSerializationOptions options)
        {
            VerifyTypes(nominalType, actualType, typeof(byte[]));

            BsonType bsonType = bsonReader.GetCurrentBsonType();
            byte[] bytes;
            string message;
            switch (bsonType)
            {
                case BsonType.Null:
                    bsonReader.ReadNull();
                    return null;
                case BsonType.Binary:
                    bytes = bsonReader.ReadBytes();
                    return bytes;
                case BsonType.String:
                    var s = bsonReader.ReadString();
                    if ((s.Length % 2) != 0)
                    {
                        s = "0" + s; // prepend a zero to make length even
                    }
                    bytes = new byte[s.Length / 2];
                    for (int i = 0; i < s.Length; i += 2)
                    {
                        var hex = s.Substring(i, 2);
                        var b = byte.Parse(hex, NumberStyles.HexNumber);
                        bytes[i / 2] = b;
                    }
                    return bytes;
                default:
                    message = string.Format("Cannot deserialize Byte[] from BsonType {0}.", bsonType);
                    throw new FileFormatException(message);
            }
        }
开发者ID:huoxudong125,项目名称:SequoiaDB.Charp,代码行数:48,代码来源:ByteArraySerializer.cs

示例4: Deserialize

        // public methods
        /// <summary>
        /// Deserializes an Bitmap from a BsonReader.
        /// </summary>
        /// <param name="bsonReader">The BsonReader.</param>
        /// <param name="nominalType">The nominal type of the Bitmap.</param>
        /// <param name="actualType">The actual type of the Bitmap.</param>
        /// <param name="options">The serialization options.</param>
        /// <returns>A Bitmap.</returns>
        public override object Deserialize(
            BsonReader bsonReader,
            Type nominalType,
            Type actualType,
            IBsonSerializationOptions options)
        {
            if (nominalType != typeof(Image) && nominalType != typeof(Bitmap))
            {
                var message = string.Format("Nominal type must be Image or Bitmap, not {0}.", nominalType.FullName);
                throw new ArgumentException(message, "nominalType");
            }

            if (actualType != typeof(Bitmap))
            {
                var message = string.Format("Actual type must be Bitmap, not {0}.", actualType.FullName);
                throw new ArgumentException(message, "actualType");
            }

            var bsonType = bsonReader.GetCurrentBsonType();
            byte[] bytes;
            switch (bsonType)
            {
                case BsonType.Null:
                    bsonReader.ReadNull();
                    return null;

                case BsonType.Binary:
                    bytes = bsonReader.ReadBytes();
                    break;

                case BsonType.Document:
                    bsonReader.ReadStartDocument();
                    bsonReader.ReadString("_t");
                    bytes = bsonReader.ReadBytes("bitmap");
                    bsonReader.ReadEndDocument();
                    break;

                default:
                    var message = string.Format("BsonType must be Null, Binary or Document, not {0}.", bsonType);
                    throw new FileFormatException(message);
            }

            var stream = new MemoryStream(bytes);
            return new Bitmap(stream);
        }
开发者ID:huoxudong125,项目名称:SequoiaDB.Charp,代码行数:54,代码来源:BitmapSerializer.cs


注:本文中的BsonReader.ReadBytes方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。