add supportsDsPagination

Signed-off-by: Pujal <pujal.gandhi@broadcom.com>

Author: pujal0909

packages/zowe-explorer-api/src/extend/MainframeInteraction.ts

@@ -418,6 +418,8 @@ export namespace MainframeInteraction {
          * @param dataSetPatterns the list of data set patterns to obtain the total item count for.
          */
         getCount?(dataSetPatterns: string[]): Promise<IDataSetCount>;
+
+        supportsDsPagination?(): boolean;
     }
 
     /**

packages/zowe-explorer/src/trees/dataset/DatasetTree.ts

@@ -45,7 +45,6 @@ import { SharedUtils } from "../shared/SharedUtils";
 import { FilterDescriptor, FilterItem } from "../../management/FilterManagement";
 import { IconUtils } from "../../icons/IconUtils";
 import { AuthUtils } from "../../utils/AuthUtils";
-import { ProfilesUtils } from "../../utils/ProfilesUtils";
 import { DataSetTemplates } from "./DatasetTemplates";
 import * as zosfiles from "@zowe/zos-files-for-zowe-sdk";
 import { ZowePersistentFilters } from "../../tools/ZowePersistentFilters";
@@ -403,9 +402,10 @@ export class DatasetTree extends ZoweTreeProvider<IZoweDatasetTreeNode> implemen
                 return this.loadProfilesForFavorites(this.log, element);
             }
             const prevDescription = element.description;
+            const mvsApi = ZoweExplorerApiRegister.getMvsApi(element.getProfile());
             const response = await element.getChildren(
                 SettingsConfig.getDirectValue<number>(Constants.SETTINGS_DATASETS_PER_PAGE, Constants.DEFAULT_ITEMS_PER_PAGE) > 0 &&
-                    !ProfilesUtils.isSshProfile(element.getProfile())
+                    (mvsApi.supportsDsPagination?.() ?? true)
             );
 
             // If getChildren updated the parent node's description,

packages/zowe-explorer/src/utils/AuthUtils.ts

@@ -28,7 +28,7 @@ import { ZoweLogger } from "../tools/ZoweLogger";
 import { SharedTreeProviders } from "../trees/shared/SharedTreeProviders";
 import { SettingsConfig } from "../configuration/SettingsConfig";
 import { SharedContext } from "../trees/shared/SharedContext";
-import { ProfilesUtils } from "./ProfilesUtils";
+import { ZoweExplorerApiRegister } from "../extending/ZoweExplorerApiRegister";
 
 interface ErrorContext {
     apiType?: ZoweExplorerApiType;
@@ -416,10 +416,11 @@ export class AuthUtils {
         }
         if (nodeToRefresh) {
             nodeToRefresh.dirty = true;
+            const mvsApi = ZoweExplorerApiRegister.getMvsApi(nodeToRefresh.getProfile());
             const shouldPaginate =
                 SharedContext.isDatasetNode(nodeToRefresh) &&
                 SettingsConfig.getDirectValue<number>(Constants.SETTINGS_DATASETS_PER_PAGE, Constants.DEFAULT_ITEMS_PER_PAGE) > 0 &&
-                !ProfilesUtils.isSshProfile(nodeToRefresh.getProfile());
+                (mvsApi.supportsDsPagination?.() ?? true);
             void nodeToRefresh
                 .getChildren(shouldPaginate)
                 .then(() => SharedTreeProviders.getProviderForNode(nodeToRefresh).refreshElement(nodeToRefresh));

packages/zowe-explorer/src/utils/ProfilesUtils.ts

@@ -802,8 +802,4 @@ export class ProfilesUtils {
     public static hasNoAuthType(session: ISession, profile: IProfileLoaded): boolean {
         return session.type === SessConstants.AUTH_TYPE_NONE && profile.type !== "ssh";
     }
-
-    public static isSshProfile(profile: IProfileLoaded): boolean {
-        return profile?.type === "ssh";
-    }
 }

packages/zowex-for-zowe-explorer/src/api/SshMvsApi.ts

@@ -62,6 +62,10 @@ export class SshMvsApi extends SshCommonApi implements MainframeInteraction.IMvs
         });
     }
 
+    public supportsDsPagination(): boolean {
+        return false;
+    }
+
     public async allMembers(dataSetName: string, options?: zosfiles.IListOptions): Promise<zosfiles.IZosFilesResponse> {
         const response = await (
             await this.client