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authorArundathi Patil <arundpil@in.ibm.com>2019-01-17 14:10:08 +0530
committerArundathi Patil <arundpil@in.ibm.com>2019-01-17 08:44:04 +0000
commit85db5b03a1fb5c2544559774b2f37f2ab108e1e4 (patch)
tree75a85e6178aeb4e24092f9102cefcccb61bb736b /cds-ui/server/src/sequence.ts
parent22ca2adc867594e1c1fe9ff0b5750869e2eda282 (diff)
Seed code for loopback server
Added seed project structure for loopback server. This will act as intermediate layer between UI and backend. The angular UI app will be serverd through this server. Issue-ID: CCSDK-943 Change-Id: I03259782927eda0d7e5bff989f61a36f09a3afd8 Signed-off-by: Arundathi Patil <arundpil@in.ibm.com>
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+/*
+============LICENSE_START==========================================
+===================================================================
+Copyright (C) 2018-19 IBM Intellectual Property. All rights reserved.
+===================================================================
+
+Unless otherwise specified, all software contained herein is licensed
+under the Apache License, Version 2.0 (the License);
+you may not use this software except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+============LICENSE_END============================================
+*/
+
+import { inject } from '@loopback/context';
+import {
+ FindRoute,
+ InvokeMethod,
+ ParseParams,
+ Reject,
+ RequestContext,
+ RestBindings,
+ Send,
+ SequenceHandler,
+} from '@loopback/rest';
+
+const SequenceActions = RestBindings.SequenceActions;
+
+export class MySequence implements SequenceHandler {
+ constructor(
+ @inject(SequenceActions.FIND_ROUTE) protected findRoute: FindRoute,
+ @inject(SequenceActions.PARSE_PARAMS) protected parseParams: ParseParams,
+ @inject(SequenceActions.INVOKE_METHOD) protected invoke: InvokeMethod,
+ @inject(SequenceActions.SEND) public send: Send,
+ @inject(SequenceActions.REJECT) public reject: Reject,
+ ) { }
+
+ async handle(context: RequestContext) {
+ try {
+ const { request, response } = context;
+ const route = this.findRoute(request);
+ const args = await this.parseParams(request, route);
+ const result = await this.invoke(route, args);
+ this.send(response, result);
+ } catch (err) {
+ this.reject(context, err);
+ }
+ }
+}