/* Licensed under the Apache License, Version 2.0 (the "License");
* 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.Context;
import javax.ws.rs.core.UriInfo;
import javax.ws.rs.core.Response.Status;
import org.camunda.bpm.engine.ProcessEngine;
import org.camunda.bpm.engine.rest.JobRestService;
import org.camunda.bpm.engine.rest.dto.CountResultDto;
import org.camunda.bpm.engine.rest.dto.runtime.JobDto;
import org.camunda.bpm.engine.rest.dto.runtime.JobQueryDto;
import org.camunda.bpm.engine.rest.dto.runtime.JobSuspensionStateDto;
import org.camunda.bpm.engine.rest.exception.InvalidRequestException;
import org.camunda.bpm.engine.rest.sub.runtime.JobResource;
import org.camunda.bpm.engine.rest.sub.runtime.impl.JobResourceImpl;
import org.camunda.bpm.engine.runtime.Job;
import org.camunda.bpm.engine.runtime.JobQuery;
import org.codehaus.jackson.map.ObjectMapper;
public class JobRestServiceImpl extends AbstractRestProcessEngineAware
implements JobRestService {
public JobRestServiceImpl(String engineName, ObjectMapper objectMapper) {
super(engineName, objectMapper);
}
@Override
public JobResource getJob(String jobId) {
return new JobResourceImpl(getProcessEngine(), jobId);
}
@Override
public List<JobDto> getJobs(UriInfo uriInfo, Integer firstResult,
Integer maxResults) {
JobQueryDto queryDto = new JobQueryDto(getObjectMapper(), uriInfo.getQueryParameters());
return queryJobs(queryDto, firstResult, maxResults);
}
@Override
public List<JobDto> queryJobs(JobQueryDto queryDto, Integer firstResult,
Integer maxResults) {
ProcessEngine engine = getProcessEngine();
queryDto.setObjectMapper(getObjectMapper());
JobQuery query = queryDto.toQuery(engine);
List<Job> matchingJobs;
if (firstResult != null || maxResults != null) {
matchingJobs = executePaginatedQuery(query, firstResult, maxResults);
} else {
matchingJobs = query.list();
}
List<JobDto> jobResults = new ArrayList<JobDto>();
for (Job job : matchingJobs) {
JobDto resultJob = JobDto.fromJob(job);
jobResults.add(resultJob);
}
return jobResults;
}
@Override
public CountResultDto getJobsCount(@Context UriInfo uriInfo) {
JobQueryDto queryDto = new JobQueryDto(getObjectMapper(), uriInfo.getQueryParameters());
return queryJobsCount(queryDto);
}
@Override
public CountResultDto queryJobsCount(JobQueryDto queryDto) {
ProcessEngine engine = getProcessEngine();
queryDto.setObjectMapper(getObjectMapper());
JobQuery query = queryDto.toQuery(engine);
long count = query.count();
CountResultDto result = new CountResultDto();
result.setCount(count);
return result;
}
private List<Job> executePaginatedQuery(JobQuery query,
Integer firstResult, Integer maxResults) {
if (firstResult == null) {
firstResult = 0;
}
if (maxResults == null) {
maxResults = Integer.MAX_VALUE;
}
return query.listPage(firstResult, maxResults);
}
public void updateSuspensionState(JobSuspensionStateDto dto) {
if (dto.getJobId() != null) {
String message = "Either jobDefinitionId, processInstanceId, processDefinitionId or processDefinitionKey can be set to update the suspension state.";
throw new InvalidRequestException(Status.BAD_REQUEST, message);
}
dto.updateSuspensionState(getProcessEngine());
}
}