Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / Util / altserialization.cs / 1 / altserialization.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * AltSerialization.cs * * Copyright (c) 1998-2000, Microsoft Corporation * */ namespace System.Web.Util { using System.Runtime.Serialization.Formatters; using System.Runtime.Serialization.Formatters.Binary; using System.Runtime.Serialization; using System.IO; internal static class AltSerialization { enum TypeID : byte { String = 1, Int32, Boolean, DateTime, Decimal, Byte, Char, Single, Double, SByte, Int16, Int64, UInt16, UInt32, UInt64, TimeSpan, Guid, IntPtr, UIntPtr, Object, Null, } internal static void WriteValueToStream(Object value, BinaryWriter writer) { if (value == null) { writer.Write((byte)TypeID.Null); } else if (value is String) { writer.Write((byte)TypeID.String); writer.Write((String) value); } else if (value is Int32) { writer.Write((byte)TypeID.Int32); writer.Write((Int32) value); } else if (value is Boolean) { writer.Write((byte)TypeID.Boolean); writer.Write((Boolean) value); } else if (value is DateTime) { writer.Write((byte)TypeID.DateTime); writer.Write(((DateTime) value).Ticks); } else if (value is Decimal) { writer.Write((byte)TypeID.Decimal); int[] bits = Decimal.GetBits((Decimal)value); for (int i = 0; i < 4; i++) { writer.Write((int)bits[i]); } } else if (value is Byte) { writer.Write((byte)TypeID.Byte); writer.Write((byte) value); } else if (value is Char) { writer.Write((byte)TypeID.Char); writer.Write((char) value); } else if (value is Single) { writer.Write((byte)TypeID.Single); writer.Write((float) value); } else if (value is Double) { writer.Write((byte)TypeID.Double); writer.Write((double) value); } else if (value is SByte) { writer.Write((byte)TypeID.SByte); writer.Write((SByte) value); } else if (value is Int16) { writer.Write((byte)TypeID.Int16); writer.Write((short) value); } else if (value is Int64) { writer.Write((byte)TypeID.Int64); writer.Write((long) value); } else if (value is UInt16) { writer.Write((byte)TypeID.UInt16); writer.Write((UInt16) value); } else if (value is UInt32) { writer.Write((byte)TypeID.UInt32); writer.Write((UInt32) value); } else if (value is UInt64) { writer.Write((byte)TypeID.UInt64); writer.Write((UInt64) value); } else if (value is TimeSpan) { writer.Write((byte)TypeID.TimeSpan); writer.Write(((TimeSpan) value).Ticks); } else if (value is Guid) { writer.Write((byte)TypeID.Guid); Guid guid = (Guid) value; byte[] bits = guid.ToByteArray(); writer.Write(bits); } else if (value is IntPtr) { writer.Write((byte)TypeID.IntPtr); IntPtr v = (IntPtr) value; if (IntPtr.Size == 4) { writer.Write((Int32)v.ToInt32()); } else { Debug.Assert(IntPtr.Size == 8); writer.Write((Int64)v.ToInt64()); } } else if (value is UIntPtr) { writer.Write((byte)TypeID.UIntPtr); UIntPtr v = (UIntPtr) value; if (UIntPtr.Size == 4) { writer.Write((UInt32)v.ToUInt32()); } else { Debug.Assert(UIntPtr.Size == 8); writer.Write((UInt64)v.ToUInt64()); } } else { writer.Write((byte)TypeID.Object); BinaryFormatter formatter = new BinaryFormatter(); try { formatter.Serialize(writer.BaseStream, value); } catch (Exception innerException) { HttpException outerException = new HttpException(SR.GetString(SR.Cant_serialize_session_state), innerException); outerException.SetFormatter(new UseLastUnhandledErrorFormatter(outerException)); throw outerException; } } } internal static Object ReadValueFromStream(BinaryReader reader) { TypeID id; Object value = null; id = (TypeID) reader.ReadByte(); switch (id) { case TypeID.String: value = reader.ReadString(); break; case TypeID.Int32: value = reader.ReadInt32(); break; case TypeID.Boolean: value = reader.ReadBoolean(); break; case TypeID.DateTime: value = new DateTime(reader.ReadInt64()); break; case TypeID.Decimal: { int[] bits = new int[4]; for (int i = 0; i < 4; i++) { bits[i] = reader.ReadInt32(); } value = new Decimal(bits); } break; case TypeID.Byte: value = reader.ReadByte(); break; case TypeID.Char: value = reader.ReadChar(); break; case TypeID.Single: value = reader.ReadSingle(); break; case TypeID.Double: value = reader.ReadDouble(); break; case TypeID.SByte: value = reader.ReadSByte(); break; case TypeID.Int16: value = reader.ReadInt16(); break; case TypeID.Int64: value = reader.ReadInt64(); break; case TypeID.UInt16: value = reader.ReadUInt16(); break; case TypeID.UInt32: value = reader.ReadUInt32(); break; case TypeID.UInt64: value = reader.ReadUInt64(); break; case TypeID.TimeSpan: value = new TimeSpan(reader.ReadInt64()); break; case TypeID.Guid: { byte[] bits = reader.ReadBytes(16); value = new Guid(bits); } break; case TypeID.IntPtr: if (IntPtr.Size == 4) { value = new IntPtr(reader.ReadInt32()); } else { Debug.Assert(IntPtr.Size == 8); value = new IntPtr(reader.ReadInt64()); } break; case TypeID.UIntPtr: if (UIntPtr.Size == 4) { value = new UIntPtr(reader.ReadUInt32()); } else { Debug.Assert(UIntPtr.Size == 8); value = new UIntPtr(reader.ReadUInt64()); } break; case TypeID.Object: BinaryFormatter formatter = new BinaryFormatter(); value = formatter.Deserialize(reader.BaseStream); break; case TypeID.Null: value = null; break; } return value; } } }
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- ParentQuery.cs
- ManagementPath.cs
- XPathMessageFilterTable.cs
- TextLineBreak.cs
- Ray3DHitTestResult.cs
- ToolBarButtonClickEvent.cs
- AvTraceDetails.cs
- SpellerStatusTable.cs
- CatalogPartCollection.cs
- PopupControlService.cs
- PreviewControlDesigner.cs
- MeasurementDCInfo.cs
- METAHEADER.cs
- ConditionalBranch.cs
- DbProviderFactories.cs
- DateBoldEvent.cs
- XamlParser.cs
- PeerApplication.cs
- HtmlControlPersistable.cs
- NullRuntimeConfig.cs
- HostedTransportConfigurationBase.cs
- ArglessEventHandlerProxy.cs
- PageTextBox.cs
- DTCTransactionManager.cs
- XamlBrushSerializer.cs
- EntityParameter.cs
- SourceElementsCollection.cs
- Keywords.cs
- XmlDataSource.cs
- Variable.cs
- EventToken.cs
- BitmapCache.cs
- ValueExpressions.cs
- DataTemplate.cs
- ImageDrawing.cs
- DataGridViewRowErrorTextNeededEventArgs.cs
- DbModificationCommandTree.cs
- GridEntryCollection.cs
- ClosureBinding.cs
- LinearQuaternionKeyFrame.cs
- ComContractElement.cs
- DataBoundControlDesigner.cs
- shaperfactoryquerycachekey.cs
- ServiceMemoryGates.cs
- ElementInit.cs
- _HeaderInfoTable.cs
- FontStyles.cs
- CollectionBase.cs
- Positioning.cs
- MergeFilterQuery.cs
- StoreContentChangedEventArgs.cs
- MenuItemStyleCollection.cs
- FSWPathEditor.cs
- SingleTagSectionHandler.cs
- ACE.cs
- ReferencedAssembly.cs
- BooleanExpr.cs
- Point3DAnimationUsingKeyFrames.cs
- WhitespaceRuleLookup.cs
- DataGridCaption.cs
- SchemaObjectWriter.cs
- ContextTokenTypeConverter.cs
- ParallelTimeline.cs
- VisualTreeUtils.cs
- LinkAreaEditor.cs
- RSAPKCS1KeyExchangeDeformatter.cs
- ListBox.cs
- QueryCoreOp.cs
- rsa.cs
- ToolStripItemCollection.cs
- TextTreeNode.cs
- DataGridViewDataErrorEventArgs.cs
- CompiledELinqQueryState.cs
- RemotingSurrogateSelector.cs
- DataGridViewAdvancedBorderStyle.cs
- MethodExpr.cs
- ExpandCollapseProviderWrapper.cs
- CollectionType.cs
- ProfileSettings.cs
- EmissiveMaterial.cs
- ValidatingReaderNodeData.cs
- CustomBindingElementCollection.cs
- ToolStripPanelDesigner.cs
- Int32RectConverter.cs
- CompressStream.cs
- PeerNearMe.cs
- XMLUtil.cs
- ResourceSetExpression.cs
- QilScopedVisitor.cs
- LinqDataSourceDisposeEventArgs.cs
- RoleManagerEventArgs.cs
- MDIWindowDialog.cs
- PageThemeBuildProvider.cs
- LocalizableAttribute.cs
- HttpValueCollection.cs
- ProfilePropertySettingsCollection.cs
- CodeAccessPermission.cs
- CommandManager.cs
- XmlWhitespace.cs
- RequestBringIntoViewEventArgs.cs