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