2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * Copyright (C) 2017 Huawei Technologies Co., Ltd. All rights reserved.
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
22 package org.openecomp.mso.bpmn.common.workflow.service;
24 import java.util.Optional;
26 import org.camunda.bpm.engine.ProcessEngineServices;
27 import org.camunda.bpm.engine.ProcessEngines;
30 * Base class for services that must be process-engine aware. The only
31 * process engine currently supported is the "default" process engine.
33 public class ProcessEngineAwareService {
35 private final String processEngineName = "default";
36 private volatile Optional<ProcessEngineServices> pes4junit = Optional.empty();
39 * Gets the process engine name.
40 * @return the process engine name
42 public String getProcessEngineName() {
43 return processEngineName;
47 * Gets process engine services.
48 * @return process engine services
50 public ProcessEngineServices getProcessEngineServices() {
51 return pes4junit.orElse(ProcessEngines.getProcessEngine(
52 getProcessEngineName()));
56 * Allows a particular process engine to be specified, overriding the
57 * usual process engine lookup by name. Intended primarily for the
58 * unit test environment.
59 * @param pes process engine services
61 public void setProcessEngineServices4junit(ProcessEngineServices pes) {
62 pes4junit = Optional.ofNullable(pes);