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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
namespace System.Xml
{
using System;
abstract class ArrayHelper<TArgument, TArray>
{
public TArray[] ReadArray(XmlDictionaryReader reader, TArgument localName, TArgument namespaceUri, int maxArrayLength)
{
TArray[][] arrays = null;
TArray[] array = null;
int arrayCount = 0;
int totalRead = 0;
int count;
if (reader.TryGetArrayLength(out count))
{
if (count > maxArrayLength)
XmlExceptionHelper.ThrowMaxArrayLengthOrMaxItemsQuotaExceeded(reader, maxArrayLength);
if (count > XmlDictionaryReader.MaxInitialArrayLength)
count = XmlDictionaryReader.MaxInitialArrayLength;
}
else
{
count = 32;
}
while (true)
{
array = new TArray[count];
int read = 0;
while (read < array.Length)
{
int actual = ReadArray(reader, localName, namespaceUri, array, read, array.Length - read);
if (actual == 0)
break;
read += actual;
}
if (totalRead > maxArrayLength - read)
XmlExceptionHelper.ThrowMaxArrayLengthOrMaxItemsQuotaExceeded(reader, maxArrayLength);
totalRead += read;
if (read < array.Length || reader.NodeType == XmlNodeType.EndElement)
break;
if (arrays == null)
arrays = new TArray[32][];
arrays[arrayCount++] = array;
count = count * 2;
}
if (totalRead != array.Length || arrayCount > 0)
{
TArray[] newArray = new TArray[totalRead];
int offset = 0;
for (int i = 0; i < arrayCount; i++)
{
Array.Copy(arrays[i], 0, newArray, offset, arrays[i].Length);
offset += arrays[i].Length;
}
Array.Copy(array, 0, newArray, offset, totalRead - offset);
array = newArray;
}
return array;
}
public void WriteArray(XmlDictionaryWriter writer, string prefix, TArgument localName, TArgument namespaceUri, XmlDictionaryReader reader)
{
int count;
if (reader.TryGetArrayLength(out count))
count = Math.Min(count, 256);
else
count = 256;
TArray[] array = new TArray[count];
while (true)
{
int actual = ReadArray(reader, localName, namespaceUri, array, 0, array.Length);
if (actual == 0)
break;
WriteArray(writer, prefix, localName, namespaceUri, array, 0, actual);
}
}
protected abstract int ReadArray(XmlDictionaryReader reader, TArgument localName, TArgument namespaceUri, TArray[] array, int offset, int count);
protected abstract void WriteArray(XmlDictionaryWriter writer, string prefix, TArgument localName, TArgument namespaceUri, TArray[] array, int offset, int count);
}
// Supported array types
// bool
// Int16
// Int32
// Int64
// Float
// Double
// Decimal
// DateTime
// Guid
// TimeSpan
// Int8 is not supported since sbyte[] is non-cls compliant, and uncommon
// UniqueId is not supported since elements may be variable size strings
class BooleanArrayHelperWithString : ArrayHelper<string, bool>
{
static public readonly BooleanArrayHelperWithString Instance = new BooleanArrayHelperWithString();
protected override int ReadArray(XmlDictionaryReader reader, string localName, string namespaceUri, bool[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, string localName, string namespaceUri, bool[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class BooleanArrayHelperWithDictionaryString : ArrayHelper<XmlDictionaryString, bool>
{
static public readonly BooleanArrayHelperWithDictionaryString Instance = new BooleanArrayHelperWithDictionaryString();
protected override int ReadArray(XmlDictionaryReader reader, XmlDictionaryString localName, XmlDictionaryString namespaceUri, bool[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, XmlDictionaryString localName, XmlDictionaryString namespaceUri, bool[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class Int16ArrayHelperWithString : ArrayHelper<string, Int16>
{
static public readonly Int16ArrayHelperWithString Instance = new Int16ArrayHelperWithString();
protected override int ReadArray(XmlDictionaryReader reader, string localName, string namespaceUri, Int16[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, string localName, string namespaceUri, Int16[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class Int16ArrayHelperWithDictionaryString : ArrayHelper<XmlDictionaryString, Int16>
{
static public readonly Int16ArrayHelperWithDictionaryString Instance = new Int16ArrayHelperWithDictionaryString();
protected override int ReadArray(XmlDictionaryReader reader, XmlDictionaryString localName, XmlDictionaryString namespaceUri, Int16[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, XmlDictionaryString localName, XmlDictionaryString namespaceUri, Int16[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class Int32ArrayHelperWithString : ArrayHelper<string, Int32>
{
static public readonly Int32ArrayHelperWithString Instance = new Int32ArrayHelperWithString();
protected override int ReadArray(XmlDictionaryReader reader, string localName, string namespaceUri, Int32[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, string localName, string namespaceUri, Int32[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class Int32ArrayHelperWithDictionaryString : ArrayHelper<XmlDictionaryString, Int32>
{
static public readonly Int32ArrayHelperWithDictionaryString Instance = new Int32ArrayHelperWithDictionaryString();
protected override int ReadArray(XmlDictionaryReader reader, XmlDictionaryString localName, XmlDictionaryString namespaceUri, Int32[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, XmlDictionaryString localName, XmlDictionaryString namespaceUri, Int32[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class Int64ArrayHelperWithString : ArrayHelper<string, Int64>
{
static public readonly Int64ArrayHelperWithString Instance = new Int64ArrayHelperWithString();
protected override int ReadArray(XmlDictionaryReader reader, string localName, string namespaceUri, Int64[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, string localName, string namespaceUri, Int64[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class Int64ArrayHelperWithDictionaryString : ArrayHelper<XmlDictionaryString, Int64>
{
static public readonly Int64ArrayHelperWithDictionaryString Instance = new Int64ArrayHelperWithDictionaryString();
protected override int ReadArray(XmlDictionaryReader reader, XmlDictionaryString localName, XmlDictionaryString namespaceUri, Int64[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, XmlDictionaryString localName, XmlDictionaryString namespaceUri, Int64[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class SingleArrayHelperWithString : ArrayHelper<string, float>
{
static public readonly SingleArrayHelperWithString Instance = new SingleArrayHelperWithString();
protected override int ReadArray(XmlDictionaryReader reader, string localName, string namespaceUri, float[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, string localName, string namespaceUri, float[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class SingleArrayHelperWithDictionaryString : ArrayHelper<XmlDictionaryString, float>
{
static public readonly SingleArrayHelperWithDictionaryString Instance = new SingleArrayHelperWithDictionaryString();
protected override int ReadArray(XmlDictionaryReader reader, XmlDictionaryString localName, XmlDictionaryString namespaceUri, float[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, XmlDictionaryString localName, XmlDictionaryString namespaceUri, float[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class DoubleArrayHelperWithString : ArrayHelper<string, double>
{
static public readonly DoubleArrayHelperWithString Instance = new DoubleArrayHelperWithString();
protected override int ReadArray(XmlDictionaryReader reader, string localName, string namespaceUri, double[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, string localName, string namespaceUri, double[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class DoubleArrayHelperWithDictionaryString : ArrayHelper<XmlDictionaryString, double>
{
static public readonly DoubleArrayHelperWithDictionaryString Instance = new DoubleArrayHelperWithDictionaryString();
protected override int ReadArray(XmlDictionaryReader reader, XmlDictionaryString localName, XmlDictionaryString namespaceUri, double[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, XmlDictionaryString localName, XmlDictionaryString namespaceUri, double[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class DecimalArrayHelperWithString : ArrayHelper<string, decimal>
{
static public readonly DecimalArrayHelperWithString Instance = new DecimalArrayHelperWithString();
protected override int ReadArray(XmlDictionaryReader reader, string localName, string namespaceUri, decimal[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, string localName, string namespaceUri, decimal[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class DecimalArrayHelperWithDictionaryString : ArrayHelper<XmlDictionaryString, decimal>
{
static public readonly DecimalArrayHelperWithDictionaryString Instance = new DecimalArrayHelperWithDictionaryString();
protected override int ReadArray(XmlDictionaryReader reader, XmlDictionaryString localName, XmlDictionaryString namespaceUri, decimal[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, XmlDictionaryString localName, XmlDictionaryString namespaceUri, decimal[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class DateTimeArrayHelperWithString : ArrayHelper<string, DateTime>
{
static public readonly DateTimeArrayHelperWithString Instance = new DateTimeArrayHelperWithString();
protected override int ReadArray(XmlDictionaryReader reader, string localName, string namespaceUri, DateTime[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, string localName, string namespaceUri, DateTime[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class DateTimeArrayHelperWithDictionaryString : ArrayHelper<XmlDictionaryString, DateTime>
{
static public readonly DateTimeArrayHelperWithDictionaryString Instance = new DateTimeArrayHelperWithDictionaryString();
protected override int ReadArray(XmlDictionaryReader reader, XmlDictionaryString localName, XmlDictionaryString namespaceUri, DateTime[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, XmlDictionaryString localName, XmlDictionaryString namespaceUri, DateTime[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class GuidArrayHelperWithString : ArrayHelper<string, Guid>
{
static public readonly GuidArrayHelperWithString Instance = new GuidArrayHelperWithString();
protected override int ReadArray(XmlDictionaryReader reader, string localName, string namespaceUri, Guid[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, string localName, string namespaceUri, Guid[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class GuidArrayHelperWithDictionaryString : ArrayHelper<XmlDictionaryString, Guid>
{
static public readonly GuidArrayHelperWithDictionaryString Instance = new GuidArrayHelperWithDictionaryString();
protected override int ReadArray(XmlDictionaryReader reader, XmlDictionaryString localName, XmlDictionaryString namespaceUri, Guid[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, XmlDictionaryString localName, XmlDictionaryString namespaceUri, Guid[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class TimeSpanArrayHelperWithString : ArrayHelper<string, TimeSpan>
{
static public readonly TimeSpanArrayHelperWithString Instance = new TimeSpanArrayHelperWithString();
protected override int ReadArray(XmlDictionaryReader reader, string localName, string namespaceUri, TimeSpan[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, string localName, string namespaceUri, TimeSpan[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
class TimeSpanArrayHelperWithDictionaryString : ArrayHelper<XmlDictionaryString, TimeSpan>
{
static public readonly TimeSpanArrayHelperWithDictionaryString Instance = new TimeSpanArrayHelperWithDictionaryString();
protected override int ReadArray(XmlDictionaryReader reader, XmlDictionaryString localName, XmlDictionaryString namespaceUri, TimeSpan[] array, int offset, int count)
{
return reader.ReadArray(localName, namespaceUri, array, offset, count);
}
protected override void WriteArray(XmlDictionaryWriter writer, string prefix, XmlDictionaryString localName, XmlDictionaryString namespaceUri, TimeSpan[] array, int offset, int count)
{
writer.WriteArray(prefix, localName, namespaceUri, array, offset, count);
}
}
}
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