/* 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.activiti.rest.service.api.history;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.activiti.engine.ActivitiObjectNotFoundException;
import org.activiti.engine.HistoryService;
import org.activiti.engine.TaskService;
import org.activiti.engine.history.HistoricProcessInstance;
import org.activiti.engine.task.Comment;
import org.activiti.rest.service.api.RestResponseFactory;
import org.activiti.rest.service.api.engine.CommentResponse;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
/**
* @author Frederik Heremans
*/
@RestController
public class HistoricProcessInstanceCommentResource {
@Autowired
protected RestResponseFactory restResponseFactory;
@Autowired
protected HistoryService historyService;
@Autowired
protected TaskService taskService;
@RequestMapping(value="/history/historic-process-instances/{processInstanceId}/comments/{commentId}", method = RequestMethod.GET, produces = "application/json")
public CommentResponse getComment(@PathVariable("processInstanceId") String processInstanceId,
@PathVariable("commentId") String commentId, HttpServletRequest request) {
HistoricProcessInstance instance = getHistoricProcessInstanceFromRequest(processInstanceId);
Comment comment = taskService.getComment(commentId);
if (comment == null || comment.getProcessInstanceId() == null || !comment.getProcessInstanceId().equals(instance.getId())) {
throw new ActivitiObjectNotFoundException("Process instance '" + instance.getId() + "' doesn't have a comment with id '" + commentId + "'.", Comment.class);
}
String serverRootUrl = request.getRequestURL().toString();
serverRootUrl = serverRootUrl.substring(0, serverRootUrl.indexOf("/history/historic-process-instances/"));
return restResponseFactory.createRestComment(comment, serverRootUrl);
}
@RequestMapping(value="/history/historic-process-instances/{processInstanceId}/comments/{commentId}", method = RequestMethod.DELETE)
public void deleteComment(@PathVariable("processInstanceId") String processInstanceId,
@PathVariable("commentId") String commentId, HttpServletRequest request, HttpServletResponse response) {
HistoricProcessInstance instance = getHistoricProcessInstanceFromRequest(processInstanceId);
Comment comment = taskService.getComment(commentId);
if (comment == null || comment.getProcessInstanceId() == null || !comment.getProcessInstanceId().equals(instance.getId())) {
throw new ActivitiObjectNotFoundException("Process instance '" + instance.getId() + "' doesn't have a comment with id '" + commentId + "'.", Comment.class);
}
taskService.deleteComment(commentId);
response.setStatus(HttpStatus.NO_CONTENT.value());
}
protected HistoricProcessInstance getHistoricProcessInstanceFromRequest(String processInstanceId) {
HistoricProcessInstance processInstance = historyService.createHistoricProcessInstanceQuery()
.processInstanceId(processInstanceId).singleResult();
if (processInstance == null) {
throw new ActivitiObjectNotFoundException("Could not find a process instance with id '" + processInstanceId + "'.", HistoricProcessInstance.class);
}
return processInstance;
}
}