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