Apim Cache resource + DELETE long running + refactor to align with to…

…oling. (#5260)

* api import and service delete long running operation

* Bring your own Cache

align with spec generated from tooling

user and notification align

Refactor products and apis

* align with spec generated from tooling

user and notification align

Refactor products and apis

validating examples

validating examples

move all parameters to apimanagement.json

Fix reference issue with tagcontract and example DeleteCache.

* switch to plural example file names for LIST

* bring back updatehostname and updatecertificate

specification/apimanagement/resource-manager/Microsoft.ApiManagement/preview/2018-06-01-preview/apimapisByTags.json

@@ -0,0 +1,106 @@
+{
+  "swagger": "2.0",
+  "info": {
+    "title": "ApiManagementClient",
+    "description": "Use these REST APIs for performing retrieve a collection of Apis associated with a tag in Azure API Management deployment.",
+    "version": "2018-06-01-preview"
+  },
+  "host": "management.azure.com",
+  "schemes": [
+    "https"
+  ],
+  "consumes": [
+    "application/json"
+  ],
+  "produces": [
+    "application/json"
+  ],
+  "security": [
+    {
+      "azure_auth": [
+        "user_impersonation"
+      ]
+    }
+  ],
+  "securityDefinitions": {
+    "azure_auth": {
+      "type": "oauth2",
+      "authorizationUrl": "https://login.microsoftonline.com/common/oauth2/authorize",
+      "flow": "implicit",
+      "description": "Azure Active Directory OAuth2 Flow.",
+      "scopes": {
+        "user_impersonation": "impersonate your user account"
+      }
+    }
+  },
+  "paths": {
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/apisByTags": {
+      "get": {
+        "tags": [
+          "ApisByTags"
+        ],
+        "operationId": "Api_ListByTags",
+        "description": "Lists a collection of apis associated with tags.",
+        "x-ms-examples": {
+          "ApiManagementListApisByTags": {
+            "$ref": "./examples/ApiManagementListApisByTags.json"
+          }
+        },
+        "parameters": [
+          {
+            "$ref": "./apimanagement.json#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "./apimanagement.json#/parameters/ServiceNameParameter"
+          },
+          {
+            "name": "$filter",
+            "in": "query",
+            "required": false,
+            "type": "string",
+            "description": "| Field       | Supported operators    | Supported functions               |\n|-------------|------------------------|-----------------------------------|\n\r\n|name | ge, le, eq, ne, gt, lt | substringof, contains, startswith, endswith|\n|displayName | ge, le, eq, ne, gt, lt | substringof, contains, startswith, endswith|\n|apiRevision | ge, le, eq, ne, gt, lt | substringof, contains, startswith, endswith|\n|path | ge, le, eq, ne, gt, lt | substringof, contains, startswith, endswith|\n|description | ge, le, eq, ne, gt, lt | substringof, contains, startswith, endswith|\n|serviceUrl | ge, le, eq, ne, gt, lt | substringof, contains, startswith, endswith|\n|isCurrent | eq |    |\n"
+          },
+          {
+            "$ref": "./apimanagement.json#/parameters/TopQueryParameter"
+          },
+          {
+            "$ref": "./apimanagement.json#/parameters/SkipQueryParameter"
+          },
+          {
+            "name": "includeNotTaggedApis",
+            "in": "query",
+            "required": false,
+            "type": "boolean",
+            "description": "Include not tagged APIs."
+          },
+          {
+            "$ref": "./apimanagement.json#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "./apimanagement.json#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Lists a collection of TagResource entities.",
+            "schema": {
+              "$ref": "./apimtagresources.json#/definitions/TagResourceCollection"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "./apimanagement.json#/definitions/ErrorResponse"
+            }
+          }
+        },
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        },
+        "x-ms-odata": "./apimtagresources.json#/definitions/TagResourceContract"
+      }
+    }
+  },
+  "definitions": {},
+  "parameters": {}
+}