2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2018 Ericsson. All rights reserved.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.policy.apex.domains.onap.vcpe;
23 import com.google.gson.Gson;
24 import com.google.gson.GsonBuilder;
26 import java.time.Instant;
27 import java.util.Timer;
28 import java.util.TimerTask;
29 import java.util.concurrent.BlockingQueue;
31 import org.onap.policy.appclcm.AppcLcmBody;
32 import org.onap.policy.appclcm.AppcLcmDmaapWrapper;
33 import org.onap.policy.appclcm.AppcLcmInput;
34 import org.onap.policy.appclcm.AppcLcmOutput;
35 import org.onap.policy.controlloop.util.Serialization;
38 * Respond to an APPC request with a given delay.
40 public class AppcResponseCreator {
41 // The request from APPC
42 private final String jsonRequestString;
44 // The queue for APPC responses
45 private final BlockingQueue<String> appcResponseQueue;
47 // The timer task for response generation
48 private final Timer appcTimer;
50 private static final Gson gson = new GsonBuilder()
51 .registerTypeAdapter(Instant.class, new Serialization.GsonInstantAdapter()).create();
54 * Respond to the given APPC request after the given amount of milliseconds.
56 * @param appcResponseQueue the queue into which to put the APPC response
57 * @param jsonRequestString the request JSON string
58 * @param milliSecondsToWait the number of milliseconds to wait
60 public AppcResponseCreator(BlockingQueue<String> appcResponseQueue, String jsonRequestString,
61 long milliSecondsToWait) {
62 this.jsonRequestString = jsonRequestString;
63 this.appcResponseQueue = appcResponseQueue;
65 appcTimer = new Timer();
66 appcTimer.schedule(new AppcTimerTask(), milliSecondsToWait);
69 private class AppcTimerTask extends TimerTask {
76 AppcLcmDmaapWrapper requestWrapper = null;
77 requestWrapper = gson.fromJson(jsonRequestString, AppcLcmDmaapWrapper.class);
79 AppcLcmInput request = requestWrapper.getBody().getInput();
81 AppcLcmOutput response = new AppcLcmOutput(request);
82 response.getStatus().setCode(400);
83 response.getStatus().setMessage("Restart Successful");
85 AppcLcmDmaapWrapper responseWrapper = new AppcLcmDmaapWrapper();
86 responseWrapper.setBody(new AppcLcmBody());
87 responseWrapper.getBody().setOutput(response);
89 responseWrapper.setVersion(requestWrapper.getVersion());
90 responseWrapper.setRpcName(requestWrapper.getRpcName());
91 responseWrapper.setCorrelationId(requestWrapper.getCorrelationId());
92 responseWrapper.setType(requestWrapper.getType());
94 appcResponseQueue.add(gson.toJson(responseWrapper));