so-monitoring/so-monitoring-handler/src/main/java/org/onap/so/monitoring/rest/service/CamundaProcessDataServiceProviderImpl.java

   1 /*-
   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
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  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.
  16  *
  17  * SPDX-License-Identifier: Apache-2.0
  18  * ============LICENSE_END=========================================================
  19  */
  20 package org.onap.so.monitoring.rest.service;
  21
  22 import static org.onap.so.monitoring.configuration.rest.HttpServiceProviderConfiguration.CAMUNDA_HTTP_REST_SERVICE_PROVIDER;
  23
  24 import java.util.ArrayList;
  25 import java.util.Collections;
  26 import java.util.List;
  27
  28 import org.onap.so.monitoring.camunda.model.ActivityInstance;
  29 import org.onap.so.monitoring.camunda.model.ProcessDefinition;
  30 import org.onap.so.monitoring.camunda.model.ProcessInstance;
  31 import org.onap.so.monitoring.camunda.model.ProcessInstanceVariable;
  32 import org.onap.so.monitoring.configuration.camunda.CamundaRestUrlProvider;
  33 import org.onap.so.monitoring.model.ActivityInstanceDetail;
  34 import org.onap.so.monitoring.model.ProcessDefinitionDetail;
  35 import org.onap.so.monitoring.model.ProcessInstanceDetail;
  36 import org.onap.so.monitoring.model.ProcessInstanceIdDetail;
  37 import org.onap.so.monitoring.model.ProcessInstanceVariableDetail;
  38 import org.springframework.beans.factory.annotation.Autowired;
  39 import org.springframework.beans.factory.annotation.Qualifier;
  40 import org.springframework.stereotype.Service;
  41
  42 import com.google.common.base.Optional;
  43
  44 import org.slf4j.Logger;
  45 import org.slf4j.LoggerFactory;
  46
  47 /**
  48  * @author waqas.ikram@ericsson.com
  49  */
  50 @Service
  51 public class CamundaProcessDataServiceProviderImpl implements CamundaProcessDataServiceProvider {
  52     private static final Logger LOGGER = LoggerFactory.getLogger(CamundaProcessDataServiceProviderImpl.class);
  53     private final CamundaRestUrlProvider urlProvider;
  54
  55     private final HttpRestServiceProvider httpRestServiceProvider;
  56
  57     @Autowired
  58     public CamundaProcessDataServiceProviderImpl(final CamundaRestUrlProvider urlProvider,
  59             @Qualifier(CAMUNDA_HTTP_REST_SERVICE_PROVIDER) @Autowired final HttpRestServiceProvider httpRestServiceProvider) {
  60         this.urlProvider = urlProvider;
  61         this.httpRestServiceProvider = httpRestServiceProvider;
  62     }
  63
  64     @Override
  65     public Optional<ProcessInstanceIdDetail> getProcessInstanceIdDetail(final String requestId) {
  66         final String url = urlProvider.getHistoryProcessInstanceUrl(requestId);
  67         final Optional<ProcessInstance[]> processInstances =
  68                 httpRestServiceProvider.getHttpResponse(url, ProcessInstance[].class);
  69
  70         if (processInstances.isPresent()) {
  71             final ProcessInstance[] instances = processInstances.get();
  72             final String message = "found process instance for request id: " + requestId +
  73                 ", result size: " + instances.length;
  74             LOGGER.debug(message);
  75
  76             if (instances.length > 0) {
  77                 for (int index = 0; index < instances.length; index++) {
  78                     final ProcessInstance processInstance = instances[index];
  79                     if (processInstance.getSuperProcessInstanceId() == null) {
  80                         return Optional.of(new ProcessInstanceIdDetail(processInstance.getId()));
  81                     }
  82                     LOGGER.debug("found sub process instance id with super process instanceId: " +
  83                             processInstance.getSuperProcessInstanceId());
  84                 }
  85             }
  86         }
  87         LOGGER.error("Unable to find process intance for request id: " + requestId);
  88         return Optional.absent();
  89     }
  90
  91     @Override
  92     public Optional<ProcessInstanceDetail> getSingleProcessInstanceDetail(final String processInstanceId) {
  93         final String url = urlProvider.getSingleProcessInstanceUrl(processInstanceId);
  94         final Optional<ProcessInstance> processInstances =
  95                 httpRestServiceProvider.getHttpResponse(url, ProcessInstance.class);
  96
  97         if (processInstances.isPresent()) {
  98             final ProcessInstance processInstance = processInstances.get();
  99
 100             final ProcessInstanceDetail instanceDetail =
 101                     new ProcessInstanceDetail(processInstance.getId(), processInstance.getProcessDefinitionId(),
 102                             processInstance.getProcessDefinitionName(), processInstance.getSuperProcessInstanceId());
 103             return Optional.of(instanceDetail);
 104
 105         }
 106         LOGGER.error("Unable to find process intance for id: " + processInstanceId);
 107         return Optional.absent();
 108     }
 109
 110
 111     @Override
 112     public Optional<ProcessDefinitionDetail> getProcessDefinition(final String processDefinitionId) {
 113         final String url = urlProvider.getProcessDefinitionUrl(processDefinitionId);
 114         final Optional<ProcessDefinition> response =
 115                 httpRestServiceProvider.getHttpResponse(url, ProcessDefinition.class);
 116         if (response.isPresent()) {
 117             final ProcessDefinition processDefinition = response.get();
 118             final String xmlDefinition = processDefinition.getBpmn20Xml();
 119             if (xmlDefinition != null) {
 120                 return Optional.of(new ProcessDefinitionDetail(processDefinitionId, xmlDefinition));
 121             }
 122         }
 123         LOGGER.error("Unable to find process definition for processDefinitionId: " +
 124                      processDefinitionId);
 125         return Optional.absent();
 126     }
 127
 128     @Override
 129     public List<ActivityInstanceDetail> getActivityInstance(final String processInstanceId) {
 130         final String url = urlProvider.getActivityInstanceUrl(processInstanceId);
 131         final Optional<ActivityInstance[]> response =
 132                 httpRestServiceProvider.getHttpResponse(url, ActivityInstance[].class);
 133         if (response.isPresent()) {
 134             final ActivityInstance[] activityInstances = response.get();
 135             final List<ActivityInstanceDetail> activityInstanceDetails = new ArrayList<>(activityInstances.length);
 136             for (int index = 0; index < activityInstances.length; index++) {
 137
 138                 final ActivityInstance activityInstance = activityInstances[index];
 139
 140                 activityInstanceDetails.add(new ActivityInstanceDetail.ActivityInstanceDetailBuilder()
 141                         .activityId(activityInstance.getActivityId()).activityName(activityInstance.getActivityName())
 142                         .activityType(activityInstance.getActivityType())
 143                         .calledProcessInstanceId(activityInstance.getCalledProcessInstanceId())
 144                         .startTime(activityInstance.getStartTime()).endTime(activityInstance.getEndTime())
 145                         .durationInMilliseconds(activityInstance.getDurationInMillis())
 146                         .processInstanceId(activityInstance.getProcessInstanceId()).build());
 147
 148             }
 149             return activityInstanceDetails;
 150         }
 151         LOGGER.error("Unable to find activity intance detail for process instance id: " +
 152                      processInstanceId);
 153         return Collections.emptyList();
 154     }
 155
 156     @Override
 157     public List<ProcessInstanceVariableDetail> getProcessInstanceVariable(final String processInstanceId) {
 158         final String url = urlProvider.getProcessInstanceVariablesUrl(processInstanceId);
 159         final Optional<ProcessInstanceVariable[]> response =
 160                 httpRestServiceProvider.getHttpResponse(url, ProcessInstanceVariable[].class);
 161         if (response.isPresent()) {
 162             final ProcessInstanceVariable[] instanceVariables = response.get();
 163             final List<ProcessInstanceVariableDetail> instanceVariableDetails =
 164                     new ArrayList<>(instanceVariables.length);
 165             for (int index = 0; index < instanceVariables.length; index++) {
 166                 final ProcessInstanceVariable processInstanceVariable = instanceVariables[index];
 167                 final ProcessInstanceVariableDetail instanceVariableDetail =
 168                         new ProcessInstanceVariableDetail(processInstanceVariable.getName(),
 169                                 processInstanceVariable.getValue(), processInstanceVariable.getType());
 170                 instanceVariableDetails.add(instanceVariableDetail);
 171             }
 172             return instanceVariableDetails;
 173         }
 174         LOGGER.error("Unable to find process intance variable details for process instance id: "
 175                      + processInstanceId);
 176         return Collections.emptyList();
 177     }
 178
 179 }