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/*
* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; 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.
*/
package org.camunda.bpm.engine.rest.impl;
import java.util.ArrayList;
import java.util.List;
import javax.ws.rs.core.Response.Status;
import javax.ws.rs.core.UriInfo;
import org.camunda.bpm.engine.ManagementService;
import org.camunda.bpm.engine.ProcessEngine;
import org.camunda.bpm.engine.RepositoryService;
import org.camunda.bpm.engine.exception.NotFoundException;
import org.camunda.bpm.engine.management.ProcessDefinitionStatistics;
import org.camunda.bpm.engine.management.ProcessDefinitionStatisticsQuery;
import org.camunda.bpm.engine.repository.DeleteProcessDefinitionsBuilder;
import org.camunda.bpm.engine.repository.ProcessDefinition;
import org.camunda.bpm.engine.repository.ProcessDefinitionQuery;
import org.camunda.bpm.engine.rest.ProcessDefinitionRestService;
import org.camunda.bpm.engine.rest.dto.CountResultDto;
import org.camunda.bpm.engine.rest.dto.StatisticsResultDto;
import org.camunda.bpm.engine.rest.dto.repository.ProcessDefinitionDto;
import org.camunda.bpm.engine.rest.dto.repository.ProcessDefinitionQueryDto;
import org.camunda.bpm.engine.rest.dto.repository.ProcessDefinitionStatisticsResultDto;
import org.camunda.bpm.engine.rest.dto.repository.ProcessDefinitionSuspensionStateDto;
import org.camunda.bpm.engine.rest.exception.InvalidRequestException;
import org.camunda.bpm.engine.rest.exception.RestException;
import org.camunda.bpm.engine.rest.sub.repository.ProcessDefinitionResource;
import org.camunda.bpm.engine.rest.sub.repository.impl.ProcessDefinitionResourceImpl;
import com.fasterxml.jackson.databind.ObjectMapper;
public class ProcessDefinitionRestServiceImpl extends AbstractRestProcessEngineAware implements ProcessDefinitionRestService {
public ProcessDefinitionRestServiceImpl(String engineName, ObjectMapper objectMapper) {
super(engineName, objectMapper);
}
public ProcessDefinitionResource getProcessDefinitionByKey(String processDefinitionKey) {
ProcessDefinition processDefinition = getProcessEngine()
.getRepositoryService()
.createProcessDefinitionQuery()
.processDefinitionKey(processDefinitionKey)
.withoutTenantId()
.latestVersion()
.singleResult();
if(processDefinition == null){
String errorMessage = String.format("No matching process definition with key: %s and no tenant-id", processDefinitionKey);
throw new RestException(Status.NOT_FOUND, errorMessage);
} else {
return getProcessDefinitionById(processDefinition.getId());
}
}
public ProcessDefinitionResource getProcessDefinitionByKeyAndTenantId(String processDefinitionKey, String tenantId) {
ProcessDefinition processDefinition = getProcessEngine()
.getRepositoryService()
.createProcessDefinitionQuery()
.processDefinitionKey(processDefinitionKey)
.tenantIdIn(tenantId)
.latestVersion()
.singleResult();
if (processDefinition == null) {
String errorMessage = String.format("No matching process definition with key: %s and tenant-id: %s", processDefinitionKey, tenantId);
throw new RestException(Status.NOT_FOUND, errorMessage);
} else {
return getProcessDefinitionById(processDefinition.getId());
}
}
@Override
public ProcessDefinitionResource getProcessDefinitionById(
String processDefinitionId) {
return new ProcessDefinitionResourceImpl(getProcessEngine(), processDefinitionId, relativeRootResourcePath, getObjectMapper());
}
@Override
public List getProcessDefinitions(UriInfo uriInfo,
Integer firstResult, Integer maxResults) {
ProcessDefinitionQueryDto queryDto = new ProcessDefinitionQueryDto(getObjectMapper(), uriInfo.getQueryParameters());
List definitions = new ArrayList();
ProcessEngine engine = getProcessEngine();
ProcessDefinitionQuery query = queryDto.toQuery(engine);
List matchingDefinitions = null;
if (firstResult != null || maxResults != null) {
matchingDefinitions = executePaginatedQuery(query, firstResult, maxResults);
} else {
matchingDefinitions = query.list();
}
for (ProcessDefinition definition : matchingDefinitions) {
ProcessDefinitionDto def = ProcessDefinitionDto.fromProcessDefinition(definition);
definitions.add(def);
}
return definitions;
}
private List executePaginatedQuery(ProcessDefinitionQuery query, Integer firstResult, Integer maxResults) {
if (firstResult == null) {
firstResult = 0;
}
if (maxResults == null) {
maxResults = Integer.MAX_VALUE;
}
return query.listPage(firstResult, maxResults);
}
@Override
public CountResultDto getProcessDefinitionsCount(UriInfo uriInfo) {
ProcessDefinitionQueryDto queryDto = new ProcessDefinitionQueryDto(getObjectMapper(), uriInfo.getQueryParameters());
ProcessEngine engine = getProcessEngine();
ProcessDefinitionQuery query = queryDto.toQuery(engine);
long count = query.count();
CountResultDto result = new CountResultDto();
result.setCount(count);
return result;
}
@Override
public List getStatistics(Boolean includeFailedJobs, Boolean includeRootIncidents, Boolean includeIncidents, String includeIncidentsForType) {
if (includeIncidents != null && includeIncidentsForType != null) {
throw new InvalidRequestException(Status.BAD_REQUEST, "Only one of the query parameter includeIncidents or includeIncidentsForType can be set.");
}
if (includeIncidents != null && includeRootIncidents != null) {
throw new InvalidRequestException(Status.BAD_REQUEST, "Only one of the query parameter includeIncidents or includeRootIncidents can be set.");
}
if (includeRootIncidents != null && includeIncidentsForType != null) {
throw new InvalidRequestException(Status.BAD_REQUEST, "Only one of the query parameter includeRootIncidents or includeIncidentsForType can be set.");
}
ManagementService mgmtService = getProcessEngine().getManagementService();
ProcessDefinitionStatisticsQuery query = mgmtService.createProcessDefinitionStatisticsQuery();
if (includeFailedJobs != null && includeFailedJobs) {
query.includeFailedJobs();
}
if (includeIncidents != null && includeIncidents) {
query.includeIncidents();
} else if (includeIncidentsForType != null) {
query.includeIncidentsForType(includeIncidentsForType);
} else if (includeRootIncidents != null && includeRootIncidents) {
query.includeRootIncidents();
}
List queryResults = query.unlimitedList();
List results = new ArrayList();
for (ProcessDefinitionStatistics queryResult : queryResults) {
StatisticsResultDto dto = ProcessDefinitionStatisticsResultDto.fromProcessDefinitionStatistics(queryResult);
results.add(dto);
}
return results;
}
public void updateSuspensionState(ProcessDefinitionSuspensionStateDto dto) {
if (dto.getProcessDefinitionId() != null) {
String message = "Only processDefinitionKey can be set to update the suspension state.";
throw new InvalidRequestException(Status.BAD_REQUEST, message);
}
try {
dto.updateSuspensionState(getProcessEngine());
} catch (IllegalArgumentException e) {
String message = String.format("Could not update the suspension state of Process Definitions due to: %s", e.getMessage()) ;
throw new InvalidRequestException(Status.BAD_REQUEST, e, message);
}
}
@Override
public void deleteProcessDefinitionsByKey(String processDefinitionKey, boolean cascade, boolean skipCustomListeners, boolean skipIoMappings) {
RepositoryService repositoryService = processEngine.getRepositoryService();
DeleteProcessDefinitionsBuilder builder = repositoryService.deleteProcessDefinitions()
.byKey(processDefinitionKey);
deleteProcessDefinitions(builder, cascade, skipCustomListeners, skipIoMappings);
}
@Override
public void deleteProcessDefinitionsByKeyAndTenantId(String processDefinitionKey, boolean cascade, boolean skipCustomListeners, boolean skipIoMappings, String tenantId) {
RepositoryService repositoryService = processEngine.getRepositoryService();
DeleteProcessDefinitionsBuilder builder = repositoryService.deleteProcessDefinitions()
.byKey(processDefinitionKey)
.withTenantId(tenantId);
deleteProcessDefinitions(builder, cascade, skipCustomListeners, skipIoMappings);
}
protected void deleteProcessDefinitions(DeleteProcessDefinitionsBuilder builder, boolean cascade, boolean skipCustomListeners, boolean skipIoMappings) {
if (skipCustomListeners) {
builder = builder.skipCustomListeners();
}
if (cascade) {
builder = builder.cascade();
}
if (skipIoMappings) {
builder = builder.skipIoMappings();
}
try {
builder.delete();
} catch (NotFoundException e) { // rewrite status code from bad request (400) to not found (404)
throw new InvalidRequestException(Status.NOT_FOUND, e.getMessage());
}
}
}
