Revert "Preserve examples in v2 files and write them out as extensions"

This reverts commit b004ba6.

Author: MaggieKimani1

src/Microsoft.OpenApi/Models/OpenApiParameter.cs

@@ -433,20 +433,6 @@ public void SerializeAsV2WithoutReference(IOpenApiWriter writer)
                 }
             }
 
-            //examples
-            if (Examples != null && Examples.Any())
-            {
-                writer.WritePropertyName("x-examples");
-                writer.WriteStartObject();
-
-                foreach (var example in Examples)
-                {
-                    writer.WritePropertyName(example.Key);
-                    writer.WriteV2Examples(writer, example.Value, OpenApiSpecVersion.OpenApi2_0);
-                }
-                writer.WriteEndObject();
-            }
-
             // extensions
             writer.WriteExtensions(extensionsClone, OpenApiSpecVersion.OpenApi2_0);
 

src/Microsoft.OpenApi/Models/OpenApiRequestBody.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT license.
 
 using System;
@@ -185,8 +185,7 @@ internal OpenApiBodyParameter ConvertToBodyParameter()
                 // V2 spec actually allows the body to have custom name.
                 // To allow round-tripping we use an extension to hold the name
                 Name = "body",
-                Schema = Content.Values.FirstOrDefault()?.Schema ?? new JsonSchemaBuilder().Build(),
-                Examples = Content.Values.FirstOrDefault()?.Examples,
+                Schema = Content.Values.FirstOrDefault()?.Schema ?? new OpenApiSchema(),
                 Required = Required,
                 Extensions = Extensions.ToDictionary(static k => k.Key, static v => v.Value)  // Clone extensions so we can remove the x-bodyName extensions from the output V2 model.
             };
@@ -220,8 +219,7 @@ internal IEnumerable<OpenApiFormDataParameter> ConvertToFormDataParameters()
                     Description = property.Value.GetDescription(),
                     Name = property.Key,
                     Schema = property.Value,
-                    Examples = Content.Values.FirstOrDefault()?.Examples,
-                    Required = Content.First().Value.Schema.GetRequired()?.Contains(property.Key) ?? false
+                    Required = Content.First().Value.Schema.Required.Contains(property.Key)
                 };
             }
         }

src/Microsoft.OpenApi/Models/OpenApiResponse.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT license.
 
 using System;
@@ -231,27 +231,6 @@ public void SerializeAsV2WithoutReference(IOpenApiWriter writer)
                         writer.WriteEndObject();
                     }
 
-                    if (Content.Values.Any(m => m.Examples != null && m.Examples.Any()))
-                    {
-                        writer.WritePropertyName("x-examples");
-                        writer.WriteStartObject();
-
-                        foreach (var mediaTypePair in Content)
-                        {
-                            var examples = mediaTypePair.Value.Examples;
-                            if (examples != null && examples.Any())
-                            {
-                                foreach (var example in examples)
-                                {
-                                    writer.WritePropertyName(example.Key);
-                                    writer.WriteV2Examples(writer, example.Value, OpenApiSpecVersion.OpenApi2_0);
-                                }
-                            }
-                        }
-
-                        writer.WriteEndObject();
-                    }
-
                     writer.WriteExtensions(mediatype.Value.Extensions, OpenApiSpecVersion.OpenApi2_0);
 
                     foreach (var key in mediatype.Value.Extensions.Keys)

src/Microsoft.OpenApi/Writers/OpenApiWriterBase.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT license.
 
 using System;