Initial Move from Azure DevOps to GitHub

src/Explorer/Tables/DataTable/CacheBase.ts

@@ -0,0 +1,26 @@
+abstract class CacheBase<T> {
+  public data: T[];
+  public sortOrder: any;
+  public serverCallInProgress: boolean;
+
+  constructor() {
+    this.data = null;
+    this.sortOrder = null;
+    this.serverCallInProgress = false;
+  }
+
+  public get length(): number {
+    return this.data ? this.data.length : 0;
+  }
+
+  public clear() {
+    this.preClear();
+    this.data = null;
+    this.sortOrder = null;
+    this.serverCallInProgress = false;
+  }
+
+  protected abstract preClear(): void;
+}
+
+export default CacheBase;