1 files changed, 59 insertions, 0 deletions
diff --git a/ecomp-sdk/epsdk-app-overlay/src/main/webapp/ngapp/src/app/shared/services/cache.service.ts b/ecomp-sdk/epsdk-app-overlay/src/main/webapp/ngapp/src/app/shared/services/cache.service.ts
new file mode 100644
index 00000000..157e7346
--- /dev/null
+++ b/ecomp-sdk/epsdk-app-overlay/src/main/webapp/ngapp/src/app/shared/services/cache.service.ts
@@ -0,0 +1,59 @@
+import {HttpRequest, HttpResponse} from '@angular/common/http';
+import {Injectable} from '@angular/core';
+
+abstract class HttpCache {
+    abstract get(req: HttpRequest<any>): HttpResponse<any> | null;
+
+    abstract put(req: HttpRequest<any>, resp: HttpResponse<any>): void;
+
+    abstract clearCache(): void;
+}
+
+@Injectable()
+export class HttpCacheService implements HttpCache {
+
+    private cache = {};
+    private previousIdList = {};
+    private routeCache = {};
+    private routeGroupSelectCache = {};
+
+    get(req: HttpRequest<any>): HttpResponse<any> | null {
+        return this.cache[req.urlWithParams];
+    }
+
+    put(req: HttpRequest<any>, resp: HttpResponse<any>): void {
+        this.cache[req.urlWithParams] = resp;
+    }
+
+
+    getPreviousId(id: string): string | null {
+        return this.previousIdList[id];
+    }
+
+    setPreviousId(id: string, prev: string): void {
+        this.previousIdList[id] = prev;
+    }
+
+    getRouteCache(id: string): string | null {
+        return this.routeCache[id];
+    }
+
+    setRouteCache(id: string, route: string): void {
+        this.routeCache[id] = route;
+    }
+
+    getRouteGroupCache(id: string): string | null {
+        return this.routeGroupSelectCache[id];
+    }
+
+    setRouteGroupCache(id: string, group: string): void {
+        this.routeGroupSelectCache[id] = group;
+    }
+
+    clearCache(): void {
+        this.cache = {};
+        this.previousIdList = {};
+        this.routeCache = {};
+        this.routeGroupSelectCache = {};
+    }
+}