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