Delete C# BinaryFormatter snippets (dotnet#9101)

Author: gewarren

snippets/csharp/System.ComponentModel/ComponentEditor/Overview/componenteditorexamplecomponent.cs

@@ -2,13 +2,8 @@
 using System;
 using System.ComponentModel;
 using System.ComponentModel.Design;
-using System.Collections;
 using System.Drawing;
-using System.IO;
-using System.Runtime.Serialization;
-using System.Runtime.Serialization.Formatters.Binary;
 using System.Windows.Forms;
-using System.Windows.Forms.Design;
 
 // This example demonstrates how to implement a component editor that hosts 
 // component pages and associate it with a component. This example also 
@@ -23,65 +18,62 @@ public class ExampleComponentEditor : System.Windows.Forms.Design.WindowsFormsCo
         // This method override returns an type array containing the type of 
         // each component editor page to display.
         protected override Type[] GetComponentEditorPages()
-        { 
-            return new Type[] { typeof(ExampleComponentEditorPage), 
-                                typeof(ExampleComponentEditorPage) }; 
+        {
+            return new Type[] { typeof(ExampleComponentEditorPage),
+                                typeof(ExampleComponentEditorPage) };
         }
         //</Snippet2>
-    
+
         //<Snippet3>
         // This method override returns the index of the page to display when the 
         // component editor is first displayed.
         protected override int GetInitialComponentEditorPageIndex()
-        { 
-            return 1; 
+        {
+            return 1;
         }
         //</Snippet3>
     }
-    
+
     //<Snippet6>
     // This example component editor page type provides an example 
     // ComponentEditorPage implementation.
     internal class ExampleComponentEditorPage : System.Windows.Forms.Design.ComponentEditorPage
     {
-        Label l1; 
-        Button b1; 
+        Label l1;
+        Button b1;
         PropertyGrid pg1;
 
-        // Base64-encoded serialized image data for the required component editor page icon.
-        string icon = "AAEAAAD/////AQAAAAAAAAAMAgAAAFRTeXN0ZW0uRHJhd2luZywgVmVyc2lvbj0xLjAuNTAwMC4wLCBDdWx0dXJlPW5ldXRyYWwsIFB1YmxpY0tleVRva2VuPWIwM2Y1ZjdmMTFkNTBhM2EFAQAAABNTeXN0ZW0uRHJhd2luZy5JY29uAgAAAAhJY29uRGF0YQhJY29uU2l6ZQcEAhNTeXN0ZW0uRHJhd2luZy5TaXplAgAAAAIAAAAJAwAAAAX8////E1N5c3RlbS5EcmF3aW5nLlNpemUCAAAABXdpZHRoBmhlaWdodAAACAgCAAAAAAAAAAAAAAAPAwAAAD4BAAACAAABAAEAEBAQAAAAAAAoAQAAFgAAACgAAAAQAAAAIAAAAAEABAAAAAAAgAAAAAAAAAAAAAAAEAAAABAAAAAAAAAAAACAAACAAAAAgIAAgAAAAIAAgADExAAAgICAAMDAwAA+iPcAY77gACh9kwD/AAAAndPoADpw6wD///8AAAAAAAAAAAAHd3d3d3d3d8IiIiIiIiLHKIiIiIiIiCco///////4Jyj5mfIvIvgnKPnp////+Cco+en7u7v4Jyj56f////gnKPmZ8i8i+Cco///////4JyiIiIiIiIgnJmZmZmZmZifCIiIiIiIiwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACw==";
-
         public ExampleComponentEditorPage()
         {
             // Initialize the page, which inherits from Panel, and its controls.
-            this.Size = new Size( 400, 250 );            
-            this.Icon = DeserializeIconFromBase64Text(icon);
+            this.Size = new Size(400, 250);
+            this.Icon = new Icon("myicon.ico");
             this.Text = "Example Page";
-            
+
             b1 = new Button();
             b1.Size = new Size(200, 20);
             b1.Location = new Point(200, 0);
             b1.Text = "Set a random background color";
             b1.Click += new EventHandler(this.randomBackColor);
-            this.Controls.Add( b1 );
+            this.Controls.Add(b1);
 
             l1 = new Label();
             l1.Size = new Size(190, 20);
             l1.Location = new Point(4, 2);
             l1.Text = "Example Component Editor Page";
-            this.Controls.Add( l1 );
+            this.Controls.Add(l1);
 
             pg1 = new PropertyGrid();
             pg1.Size = new Size(400, 280);
-            pg1.Location = new Point(0,30);
-            this.Controls.Add( pg1 );
+            pg1.Location = new Point(0, 30);
+            this.Controls.Add(pg1);
         }
-        
+
         // This method indicates that the Help button should be enabled for this 
         // component editor page.
         public override bool SupportsHelp()
-        { 
-            return true; 
+        {
+            return true;
         }
 
         //<Snippet4>
@@ -95,9 +87,9 @@ public override void ShowHelp()
 
             // Retrieve the Site of the component, and return if null.
             ISite componentSite = selectedComponent.Site;
-            if(componentSite == null)
+            if (componentSite == null)
                 return;
- 
+
             // Acquire the IHelpService to display a help topic using a indexed keyword lookup.
             IHelpService helpService = (IHelpService)componentSite.GetService(typeof(IHelpService));
             if (helpService != null)
@@ -107,10 +99,10 @@ public override void ShowHelp()
 
         // The LoadComponent method is raised when the ComponentEditorPage is displayed.
         protected override void LoadComponent()
-        { 
-            this.pg1.SelectedObject = this.Component; 
+        {
+            this.pg1.SelectedObject = this.Component;
         }
-    
+
         // The SaveComponent method is raised when the WindowsFormsComponentEditor is closing 
         // or the current ComponentEditorPage is closing.
         protected override void SaveComponent()
@@ -121,32 +113,19 @@ protected override void SaveComponent()
         // This method is invoked by the button on this ComponentEditorPage.
         private void randomBackColor(object sender, EventArgs e)
         {
-            if( typeof(System.Windows.Forms.Control).IsAssignableFrom( this.Component.GetType() ) )
+            if (typeof(System.Windows.Forms.Control).IsAssignableFrom(this.Component.GetType()))
             {
                 // Sets the background color of the Control associated with the
                 // WindowsFormsComponentEditor to a random color.
                 Random rnd = new Random();
-                ((System.Windows.Forms.Control)this.Component).BackColor = 
+                ((System.Windows.Forms.Control)this.Component).BackColor =
                     Color.FromArgb(rnd.Next(255), rnd.Next(255), rnd.Next(255));
                 pg1.Refresh();
             }
         }
-
-        // This method can be used to retrieve an Icon from a block 
-        // of Base64-encoded text.
-        private Icon DeserializeIconFromBase64Text(string text)
-        {
-            Icon img = null;
-            byte[] memBytes = Convert.FromBase64String(text);
-            IFormatter formatter = new BinaryFormatter();
-            MemoryStream stream = new MemoryStream(memBytes);
-            img = (Icon)formatter.Deserialize(stream);
-            stream.Close();
-            return img;
-        }
     }
     //</Snippet6>
-    
+
     //<Snippet5>
     // This example control is associated with the ExampleComponentEditor 
     // through the following EditorAttribute.
@@ -156,4 +135,4 @@ public class ExampleUserControl : System.Windows.Forms.UserControl
     }
     //</Snippet5>
 }
-//</Snippet1>
+//</Snippet1>

snippets/csharp/System.ComponentModel/PropertyTabAttribute/Overview/class1.cs

@@ -1,17 +1,10 @@
 //<Snippet1>
-using System;
 using System.ComponentModel;
-using System.ComponentModel.Design;
 using System.Drawing;
-using System.IO;
-using System.Reflection;
-using System.Runtime.Serialization;
-using System.Runtime.Serialization.Formatters.Binary;
-using System.Windows.Forms;
 using System.Windows.Forms.Design;
 
 namespace TypeCategoryTabExample
-{	
+{
     // This component adds a TypeCategoryTab to the property browser 
     // that is available for any components in the current design mode document.
     [PropertyTabAttribute(typeof(TypeCategoryTab), PropertyTabScope.Document)]
@@ -26,10 +19,6 @@ public TypeCategoryTabComponent()
     // category of the type of each property.
     public class TypeCategoryTab : PropertyTab
     {
-        [BrowsableAttribute(true)]
-        // This string contains a Base-64 encoded and serialized example property tab image.
-        private string img = "AAEAAAD/////AQAAAAAAAAAMAgAAAFRTeXN0ZW0uRHJhd2luZywgVmVyc2lvbj0xLjAuMzMwMC4wLCBDdWx0dXJlPW5ldXRyYWwsIFB1YmxpY0tleVRva2VuPWIwM2Y1ZjdmMTFkNTBhM2EFAQAAABVTeXN0ZW0uRHJhd2luZy5CaXRtYXABAAAABERhdGEHAgIAAAAJAwAAAA8DAAAA9gAAAAJCTfYAAAAAAAAANgAAACgAAAAIAAAACAAAAAEAGAAAAAAAAAAAAMQOAADEDgAAAAAAAAAAAAD///////////////////////////////////9ZgABZgADzPz/zPz/zPz9AgP//////////gAD/gAD/AAD/AAD/AACKyub///////+AAACAAAAAAP8AAP8AAP9AgP////////9ZgABZgABz13hz13hz13hAgP//////////gAD/gACA/wCA/wCA/wAA//////////+AAACAAAAAAP8AAP8AAP9AgP////////////////////////////////////8L";
-
         public TypeCategoryTab()
         {            
         }
@@ -75,22 +64,10 @@ public override System.Drawing.Bitmap Bitmap
         {
             get
             {
-                Bitmap bmp = new Bitmap(DeserializeFromBase64Text(img));
+                Bitmap bmp = new Bitmap(@"myproperty.bmp", true);
                 return bmp;
             }
         }
-
-        // This method can be used to retrieve an Image from a block of Base64-encoded text.
-        private Image DeserializeFromBase64Text(string text)
-        {
-            Image img = null;
-            byte[] memBytes = Convert.FromBase64String(text);
-            IFormatter formatter = new BinaryFormatter();
-            MemoryStream stream = new MemoryStream(memBytes);
-            img = (Image)formatter.Deserialize(stream);
-            stream.Close();
-            return img;
-        }
     }
 }
 //</Snippet1>

snippets/csharp/System.Data/EntityKey/Overview/Program.cs

@@ -1,22 +1,4 @@
-using System;
-using System.Linq;
-using System.Collections.Generic;
-using System.Text;
-using System.Data;
-using System.Data.Common;
-using System.Data.Objects;
-using System.Data.Objects.DataClasses;
-using System.Runtime.Serialization;
-using System.Runtime.Serialization.Formatters.Binary;
-using System.IO;
-using System.Xml.Serialization;
-using System.Data.Common.CommandTrees;
-using System.Data.Metadata.Edm;
-using System.Data.EntityClient;
-using System.ComponentModel;
-using System.Data.SqlClient;
-
-namespace ObjectServicesConceptsCS
+namespace ObjectServicesConceptsCS
 {
     class Program
     {

snippets/csharp/System.Data/EntityKey/Overview/Source.cs

@@ -1,26 +1,22 @@
 //<snippetUsingSerialization>
 //<snippetUsing>
 using System;
-using System.Linq;
 using System.Collections.Generic;
-using System.Text;
+//<snippetUsingEvents>
+using System.ComponentModel;
 using System.Data;
 using System.Data.Common;
+using System.Data.EntityClient;
+using System.Data.Metadata.Edm;
 using System.Data.Objects;
 using System.Data.Objects.DataClasses;
+//</snippetUsingEvents>
+using System.Data.SqlClient;
 //</snippetUsing>
-using System.Runtime.Serialization;
-using System.Runtime.Serialization.Formatters.Binary;
 using System.IO;
+using System.Linq;
 //</snippetUsingSerialization>
 using System.Xml.Serialization;
-using System.Data.Common.CommandTrees;
-using System.Data.Metadata.Edm;
-using System.Data.EntityClient;
-//<snippetUsingEvents>
-using System.ComponentModel;
-//</snippetUsingEvents>
-using System.Data.SqlClient;
 
 namespace ObjectServicesConceptsCS
 {
@@ -1581,102 +1577,6 @@ public static void SerializeToXml()
                 Console.WriteLine(writer.ToString());
             }
         }
-        #region StreamToBinary
-        //<snippetStreamToBinary>
-        public static void ReadFromBinaryStream()
-        {
-            BinaryFormatter formatter = new BinaryFormatter();
-            using (AdventureWorksEntities context = new AdventureWorksEntities())
-            {
-                try
-                {
-                    // Get the object graph for the selected customer
-                    // as a binary stream.
-                    MemoryStream stream = SerializeToBinaryStream(@"Adams");
-
-                    // Read from the begining of the stream.
-                    stream.Seek(0, SeekOrigin.Begin);
-
-                    // Deserialize the customer graph from the binary stream
-                    // and attach to an ObjectContext.
-                    Contact contact = (Contact)formatter.Deserialize(stream);
-                    context.Attach(contact);
-
-                    // Display information for each item
-                    // in the orders that belong to the first contact.
-                    foreach (SalesOrderHeader order in contact.SalesOrderHeaders)
-                    {
-                        Console.WriteLine(String.Format("PO Number: {0}",
-                            order.PurchaseOrderNumber));
-                        Console.WriteLine(String.Format("Order Date: {0}",
-                            order.OrderDate.ToString()));
-                        Console.WriteLine("Order items:");
-                        foreach (SalesOrderDetail item in order.SalesOrderDetails)
-                        {
-                            Console.WriteLine(String.Format("Product: {0} "
-                                + "Quantity: {1}", item.ProductID.ToString(),
-                                item.OrderQty.ToString()));
-                        }
-                    }
-                }
-
-                catch (SerializationException ex)
-                {
-                    Console.WriteLine("The object graph could not be deserialized from "
-                                  + "the binary stream because of the following error:");
-                    Console.WriteLine(ex.ToString());
-                }
-            }
-        }
-        private static MemoryStream SerializeToBinaryStream(string lastName)
-        {
-            BinaryFormatter formatter = new BinaryFormatter();
-            MemoryStream stream = new MemoryStream();
-
-            using (AdventureWorksEntities context = new AdventureWorksEntities())
-            {
-                //<snippetQueryTimeout>
-                // Specify a timeout for queries in this context, in seconds.
-                context.CommandTimeout = 120;
-                //</snippetQueryTimeout>
-
-                // Define a customer contact.
-                Contact customer;
-
-                // Create a Contact query with a path that returns
-                // orders and items for a contact.
-                ObjectQuery<Contact> query =
-                    context.Contacts.Include("SalesOrderHeaders.SalesOrderDetails");
-
-                try
-                {
-                    // Return the first contact with the specified last name
-                    // along with its related orders and items.
-                    customer = query.Where("it.LastName = @lastname",
-                        new ObjectParameter("lastname", lastName)).First();
-
-                    // Serialize the customer object graph.
-                    formatter.Serialize(stream, customer);
-                }
-                catch (EntitySqlException ex)
-                {
-                    throw new InvalidOperationException("The object query failed", ex);
-                }
-                catch (EntityCommandExecutionException ex)
-                {
-                    throw new InvalidOperationException("The object query failed", ex);
-                }
-                catch (SerializationException ex)
-                {
-                    throw new InvalidOperationException("The object graph could not be serialized", ex);
-                }
-
-                // Return the streamed object graph.
-                return stream;
-            }
-        }
-        //</snippetStreamToBinary>
-        #endregion
 
         public static Boolean CleanupOrders()
         {