61 lines
2.4 KiB
C#
61 lines
2.4 KiB
C#
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//----------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//----------------------------------------------------------------
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namespace System.Runtime.Serialization.Json
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{
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Xml;
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class ByteArrayHelperWithString : ArrayHelper<string, byte>
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{
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static public readonly ByteArrayHelperWithString Instance = new ByteArrayHelperWithString();
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internal void WriteArray(XmlWriter writer, byte[] array, int offset, int count)
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{
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XmlJsonReader.CheckArray(array, offset, count);
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writer.WriteAttributeString(string.Empty, JsonGlobals.typeString, string.Empty, JsonGlobals.arrayString);
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for (int i = 0; i < count; i++)
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{
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writer.WriteStartElement(JsonGlobals.itemString, string.Empty);
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writer.WriteAttributeString(string.Empty, JsonGlobals.typeString, string.Empty, JsonGlobals.numberString);
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writer.WriteValue((int)array[offset + i]);
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writer.WriteEndElement();
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}
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}
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protected override int ReadArray(XmlDictionaryReader reader, string localName, string namespaceUri, byte[] array, int offset, int count)
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{
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XmlJsonReader.CheckArray(array, offset, count);
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int actual = 0;
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while (actual < count && reader.IsStartElement(JsonGlobals.itemString, string.Empty))
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{
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array[offset + actual] = ToByte(reader.ReadElementContentAsInt());
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actual++;
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}
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return actual;
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}
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protected override void WriteArray(XmlDictionaryWriter writer, string prefix, string localName, string namespaceUri, byte[] array, int offset, int count)
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{
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WriteArray(writer, array, offset, count);
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}
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void ThrowConversionException(string value, string type)
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(SR.GetString(SR.XmlInvalidConversion, value, type)));
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}
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byte ToByte(int value)
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{
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if (value < byte.MinValue || value > byte.MaxValue)
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{
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ThrowConversionException(value.ToString(System.Globalization.NumberFormatInfo.CurrentInfo), "Byte");
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}
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return (byte)value;
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}
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}
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}
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