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org.camunda.bpm.engine.rest.impl.ProcessInstanceRestServiceImpl Maven / Gradle / Ivy
/*
* 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.BadUserRequestException;
import org.camunda.bpm.engine.ManagementService;
import org.camunda.bpm.engine.ProcessEngine;
import org.camunda.bpm.engine.RuntimeService;
import org.camunda.bpm.engine.batch.Batch;
import org.camunda.bpm.engine.exception.NullValueException;
import org.camunda.bpm.engine.history.HistoricProcessInstance;
import org.camunda.bpm.engine.history.HistoricProcessInstanceQuery;
import org.camunda.bpm.engine.impl.util.EnsureUtil;
import org.camunda.bpm.engine.rest.ProcessInstanceRestService;
import org.camunda.bpm.engine.rest.dto.CountResultDto;
import org.camunda.bpm.engine.rest.dto.batch.BatchDto;
import org.camunda.bpm.engine.rest.dto.history.HistoricProcessInstanceQueryDto;
import org.camunda.bpm.engine.rest.dto.runtime.ProcessInstanceDto;
import org.camunda.bpm.engine.rest.dto.runtime.ProcessInstanceQueryDto;
import org.camunda.bpm.engine.rest.dto.runtime.ProcessInstanceSuspensionStateDto;
import org.camunda.bpm.engine.rest.dto.runtime.SetJobRetriesByProcessDto;
import org.camunda.bpm.engine.rest.dto.runtime.batch.DeleteProcessInstancesDto;
import org.camunda.bpm.engine.rest.exception.InvalidRequestException;
import org.camunda.bpm.engine.rest.sub.runtime.ProcessInstanceResource;
import org.camunda.bpm.engine.rest.sub.runtime.impl.ProcessInstanceResourceImpl;
import org.camunda.bpm.engine.runtime.ProcessInstance;
import org.camunda.bpm.engine.runtime.ProcessInstanceQuery;
import com.fasterxml.jackson.databind.ObjectMapper;
public class ProcessInstanceRestServiceImpl extends AbstractRestProcessEngineAware implements
ProcessInstanceRestService {
public ProcessInstanceRestServiceImpl(String engineName, ObjectMapper objectMapper) {
super(engineName, objectMapper);
}
@Override
public List getProcessInstances(
UriInfo uriInfo, Integer firstResult, Integer maxResults) {
ProcessInstanceQueryDto queryDto = new ProcessInstanceQueryDto(getObjectMapper(), uriInfo.getQueryParameters());
return queryProcessInstances(queryDto, firstResult, maxResults);
}
@Override
public List queryProcessInstances(
ProcessInstanceQueryDto queryDto, Integer firstResult, Integer maxResults) {
ProcessEngine engine = getProcessEngine();
queryDto.setObjectMapper(getObjectMapper());
ProcessInstanceQuery query = queryDto.toQuery(engine);
List matchingInstances;
if (firstResult != null || maxResults != null) {
matchingInstances = executePaginatedQuery(query, firstResult, maxResults);
} else {
matchingInstances = query.list();
}
List instanceResults = new ArrayList();
for (ProcessInstance instance : matchingInstances) {
ProcessInstanceDto resultInstance = ProcessInstanceDto.fromProcessInstance(instance);
instanceResults.add(resultInstance);
}
return instanceResults;
}
private List executePaginatedQuery(ProcessInstanceQuery 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 getProcessInstancesCount(UriInfo uriInfo) {
ProcessInstanceQueryDto queryDto = new ProcessInstanceQueryDto(getObjectMapper(), uriInfo.getQueryParameters());
return queryProcessInstancesCount(queryDto);
}
@Override
public CountResultDto queryProcessInstancesCount(ProcessInstanceQueryDto queryDto) {
ProcessEngine engine = getProcessEngine();
queryDto.setObjectMapper(getObjectMapper());
ProcessInstanceQuery query = queryDto.toQuery(engine);
long count = query.count();
CountResultDto result = new CountResultDto();
result.setCount(count);
return result;
}
@Override
public ProcessInstanceResource getProcessInstance(String processInstanceId) {
return new ProcessInstanceResourceImpl(getProcessEngine(), processInstanceId, getObjectMapper());
}
@Override
public void updateSuspensionState(ProcessInstanceSuspensionStateDto dto) {
if (dto.getProcessInstanceId() != null) {
String message = "Either processDefinitionId or processDefinitionKey can be set to update the suspension state.";
throw new InvalidRequestException(Status.BAD_REQUEST, message);
}
dto.updateSuspensionState(getProcessEngine());
}
@Override
public BatchDto updateSuspensionStateAsync(ProcessInstanceSuspensionStateDto dto){
Batch batch = null;
try {
batch = dto.updateSuspensionStateAsync(getProcessEngine());
return BatchDto.fromBatch(batch);
} catch (BadUserRequestException e) {
throw new InvalidRequestException(Status.BAD_REQUEST, e.getMessage());
}
}
@Override
public BatchDto deleteAsync(DeleteProcessInstancesDto dto) {
RuntimeService runtimeService = getProcessEngine().getRuntimeService();
ProcessInstanceQuery processInstanceQuery = null;
if (dto.getProcessInstanceQuery() != null) {
processInstanceQuery = dto.getProcessInstanceQuery().toQuery(getProcessEngine());
}
Batch batch = null;
try {
batch = runtimeService.deleteProcessInstancesAsync(dto.getProcessInstanceIds(), processInstanceQuery, dto.getDeleteReason(), dto.isSkipCustomListeners(),
dto.isSkipSubprocesses());
return BatchDto.fromBatch(batch);
}
catch (BadUserRequestException e) {
throw new InvalidRequestException(Status.BAD_REQUEST, e.getMessage());
}
}
@Override
public BatchDto deleteAsyncHistoricQueryBased(DeleteProcessInstancesDto deleteProcessInstancesDto) {
List processInstanceIds = new ArrayList();
HistoricProcessInstanceQueryDto queryDto = deleteProcessInstancesDto.getHistoricProcessInstanceQuery();
if (queryDto != null) {
HistoricProcessInstanceQuery query = queryDto.toQuery(getProcessEngine());
List historicProcessInstances = query.list();
for (HistoricProcessInstance historicProcessInstance: historicProcessInstances) {
processInstanceIds.add(historicProcessInstance.getId());
}
}
if (deleteProcessInstancesDto.getProcessInstanceIds() != null) {
processInstanceIds.addAll(deleteProcessInstancesDto.getProcessInstanceIds());
}
try {
RuntimeService runtimeService = getProcessEngine().getRuntimeService();
Batch batch = runtimeService.deleteProcessInstancesAsync(
processInstanceIds,
null,
deleteProcessInstancesDto.getDeleteReason(),
deleteProcessInstancesDto.isSkipCustomListeners(),
deleteProcessInstancesDto.isSkipSubprocesses());
return BatchDto.fromBatch(batch);
} catch (BadUserRequestException e) {
throw new InvalidRequestException(Status.BAD_REQUEST, e.getMessage());
}
}
@Override
public BatchDto setRetriesByProcess(SetJobRetriesByProcessDto setJobRetriesDto) {
try {
EnsureUtil.ensureNotNull("setJobRetriesDto", setJobRetriesDto);
EnsureUtil.ensureNotNull("retries", setJobRetriesDto.getRetries());
} catch (NullValueException e) {
throw new InvalidRequestException(Status.BAD_REQUEST, e.getMessage());
}
ProcessInstanceQuery processInstanceQuery = null;
if (setJobRetriesDto.getProcessInstanceQuery() != null) {
processInstanceQuery = setJobRetriesDto.getProcessInstanceQuery().toQuery(getProcessEngine());
}
try {
Batch batch = getProcessEngine().getManagementService().setJobRetriesAsync(
setJobRetriesDto.getProcessInstances(),
processInstanceQuery,
setJobRetriesDto.getRetries().intValue()
);
return BatchDto.fromBatch(batch);
} catch (BadUserRequestException e) {
throw new InvalidRequestException(Status.BAD_REQUEST, e.getMessage());
}
}
@Override
public BatchDto setRetriesByProcessHistoricQueryBased(SetJobRetriesByProcessDto setJobRetriesDto) {
List processInstanceIds = new ArrayList();
HistoricProcessInstanceQueryDto queryDto = setJobRetriesDto.getHistoricProcessInstanceQuery();
if (queryDto != null) {
HistoricProcessInstanceQuery query = queryDto.toQuery(getProcessEngine());
List historicProcessInstances = query.list();
for (HistoricProcessInstance historicProcessInstance: historicProcessInstances) {
processInstanceIds.add(historicProcessInstance.getId());
}
}
if (setJobRetriesDto.getProcessInstances() != null) {
processInstanceIds.addAll(setJobRetriesDto.getProcessInstances());
}
try {
ManagementService managementService = getProcessEngine().getManagementService();
Batch batch = managementService.setJobRetriesAsync(
processInstanceIds,
(ProcessInstanceQuery) null,
setJobRetriesDto.getRetries());
return BatchDto.fromBatch(batch);
} catch (BadUserRequestException e) {
throw new InvalidRequestException(Status.BAD_REQUEST, e.getMessage());
}
}
}