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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2018 Ericsson. All rights reserved.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.so.monitoring.rest.service;
import static org.onap.so.monitoring.configuration.rest.HttpServiceProviderConfiguration.CAMUNDA_HTTP_REST_SERVICE_PROVIDER;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.onap.so.monitoring.camunda.model.ActivityInstance;
import org.onap.so.monitoring.camunda.model.ProcessDefinition;
import org.onap.so.monitoring.camunda.model.ProcessInstance;
import org.onap.so.monitoring.camunda.model.ProcessInstanceVariable;
import org.onap.so.monitoring.configuration.camunda.CamundaRestUrlProvider;
import org.onap.so.monitoring.model.ActivityInstanceDetail;
import org.onap.so.monitoring.model.ProcessDefinitionDetail;
import org.onap.so.monitoring.model.ProcessInstanceDetail;
import org.onap.so.monitoring.model.ProcessInstanceIdDetail;
import org.onap.so.monitoring.model.ProcessInstanceVariableDetail;
import org.onap.so.rest.service.HttpRestServiceProvider;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Service;
import com.google.common.base.Optional;
/**
* @author waqas.ikram@ericsson.com
*/
@Service
public class CamundaProcessDataServiceProviderImpl implements CamundaProcessDataServiceProvider {
private static final Logger LOGGER = LoggerFactory.getLogger(CamundaProcessDataServiceProviderImpl.class);
private final CamundaRestUrlProvider urlProvider;
private final HttpRestServiceProvider httpRestServiceProvider;
@Autowired
public CamundaProcessDataServiceProviderImpl(final CamundaRestUrlProvider urlProvider,
@Qualifier(CAMUNDA_HTTP_REST_SERVICE_PROVIDER) @Autowired final HttpRestServiceProvider httpRestServiceProvider) {
this.urlProvider = urlProvider;
this.httpRestServiceProvider = httpRestServiceProvider;
}
@Override
public Optional<ProcessInstanceIdDetail> getProcessInstanceIdDetail(final String requestId) {
final String url = urlProvider.getHistoryProcessInstanceUrl(requestId);
final Optional<ProcessInstance[]> processInstances = httpRestServiceProvider.get(url, ProcessInstance[].class);
if (processInstances.isPresent()) {
final ProcessInstance[] instances = processInstances.get();
final String message =
"found process instance for request id: " + requestId + ", result size: " + instances.length;
LOGGER.debug(message);
if (instances.length > 0) {
for (int index = 0; index < instances.length; index++) {
final ProcessInstance processInstance = instances[index];
if (processInstance.getSuperProcessInstanceId() == null) {
return Optional.of(new ProcessInstanceIdDetail(processInstance.getId()));
}
LOGGER.debug("found sub process instance id with super process instanceId: "
+ processInstance.getSuperProcessInstanceId());
}
}
}
LOGGER.error("Unable to find process intance for request id: " + requestId);
return Optional.absent();
}
@Override
public Optional<ProcessInstanceDetail> getSingleProcessInstanceDetail(final String processInstanceId) {
final String url = urlProvider.getSingleProcessInstanceUrl(processInstanceId);
final Optional<ProcessInstance> processInstances = httpRestServiceProvider.get(url, ProcessInstance.class);
if (processInstances.isPresent()) {
final ProcessInstance processInstance = processInstances.get();
final ProcessInstanceDetail instanceDetail =
new ProcessInstanceDetail(processInstance.getId(), processInstance.getProcessDefinitionId(),
processInstance.getProcessDefinitionName(), processInstance.getSuperProcessInstanceId());
return Optional.of(instanceDetail);
}
LOGGER.error("Unable to find process intance for id: " + processInstanceId);
return Optional.absent();
}
@Override
public Optional<ProcessDefinitionDetail> getProcessDefinition(final String processDefinitionId) {
final String url = urlProvider.getProcessDefinitionUrl(processDefinitionId);
final Optional<ProcessDefinition> response = httpRestServiceProvider.get(url, ProcessDefinition.class);
if (response.isPresent()) {
final ProcessDefinition processDefinition = response.get();
final String xmlDefinition = processDefinition.getBpmn20Xml();
if (xmlDefinition != null) {
return Optional.of(new ProcessDefinitionDetail(processDefinitionId, xmlDefinition));
}
}
LOGGER.error("Unable to find process definition for processDefinitionId: " + processDefinitionId);
return Optional.absent();
}
@Override
public List<ActivityInstanceDetail> getActivityInstance(final String processInstanceId) {
final String url = urlProvider.getActivityInstanceUrl(processInstanceId);
final Optional<ActivityInstance[]> response = httpRestServiceProvider.get(url, ActivityInstance[].class);
if (response.isPresent()) {
final ActivityInstance[] activityInstances = response.get();
final List<ActivityInstanceDetail> activityInstanceDetails = new ArrayList<>(activityInstances.length);
for (int index = 0; index < activityInstances.length; index++) {
final ActivityInstance activityInstance = activityInstances[index];
activityInstanceDetails.add(new ActivityInstanceDetail.ActivityInstanceDetailBuilder()
.activityId(activityInstance.getActivityId()).activityName(activityInstance.getActivityName())
.activityType(activityInstance.getActivityType())
.calledProcessInstanceId(activityInstance.getCalledProcessInstanceId())
.startTime(activityInstance.getStartTime()).endTime(activityInstance.getEndTime())
.durationInMilliseconds(activityInstance.getDurationInMillis())
.processInstanceId(activityInstance.getProcessInstanceId()).build());
}
return activityInstanceDetails;
}
LOGGER.error("Unable to find activity intance detail for process instance id: " + processInstanceId);
return Collections.emptyList();
}
@Override
public List<ProcessInstanceVariableDetail> getProcessInstanceVariable(final String processInstanceId) {
final String url = urlProvider.getProcessInstanceVariablesUrl(processInstanceId);
final Optional<ProcessInstanceVariable[]> response =
httpRestServiceProvider.get(url, ProcessInstanceVariable[].class);
if (response.isPresent()) {
final ProcessInstanceVariable[] instanceVariables = response.get();
final List<ProcessInstanceVariableDetail> instanceVariableDetails =
new ArrayList<>(instanceVariables.length);
for (int index = 0; index < instanceVariables.length; index++) {
final ProcessInstanceVariable processInstanceVariable = instanceVariables[index];
final ProcessInstanceVariableDetail instanceVariableDetail =
new ProcessInstanceVariableDetail(processInstanceVariable.getName(),
processInstanceVariable.getValue(), processInstanceVariable.getType());
instanceVariableDetails.add(instanceVariableDetail);
}
return instanceVariableDetails;
}
LOGGER.error("Unable to find process intance variable details for process instance id: " + processInstanceId);
return Collections.emptyList();
}
}
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