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.onap.so.bpmn.common.workflow.service;
24 import java.util.Optional;
25 import org.camunda.bpm.engine.ProcessEngineServices;
26 import org.camunda.bpm.engine.ProcessEngines;
27 import org.springframework.stereotype.Service;
30 * Base class for services that must be process-engine aware. The only process engine currently supported is the
31 * "default" process engine.
34 public class ProcessEngineAwareService {
36 private final String processEngineName = "default";
37 private volatile Optional<ProcessEngineServices> pes4junit = Optional.empty();
40 * Gets the process engine name.
42 * @return the process engine name
44 public String getProcessEngineName() {
45 return processEngineName;
49 * Gets process engine services.
51 * @return process engine services
53 public ProcessEngineServices getProcessEngineServices() {
54 return pes4junit.orElse(ProcessEngines.getProcessEngine(getProcessEngineName()));
58 * Allows a particular process engine to be specified, overriding the usual process engine lookup by name. Intended
59 * primarily for the unit test environment.
61 * @param pes process engine services
63 public void setProcessEngineServices4junit(ProcessEngineServices pes) {
64 pes4junit = Optional.ofNullable(pes);