/* 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.runtime.task;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.activiti.engine.ActivitiIllegalArgumentException;
import org.activiti.engine.task.Task;
import org.activiti.rest.service.api.engine.RestIdentityLink;
import org.springframework.http.HttpStatus;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
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 TaskIdentityLinkCollectionResource extends TaskBaseResource {
@RequestMapping(value="/runtime/tasks/{taskId}/identitylinks", method = RequestMethod.GET, produces="application/json")
public List<RestIdentityLink> getIdentityLinks(@PathVariable("taskId") String taskId, HttpServletRequest request) {
Task task = getTaskFromRequest(taskId);
return restResponseFactory.createRestIdentityLinks(taskService.getIdentityLinksForTask(task.getId()));
}
@RequestMapping(value="/runtime/tasks/{taskId}/identitylinks", method = RequestMethod.POST, produces="application/json")
public RestIdentityLink createIdentityLink(@PathVariable("taskId") String taskId,
@RequestBody RestIdentityLink identityLink, HttpServletRequest request, HttpServletResponse response) {
Task task = getTaskFromRequest(taskId);
if (identityLink.getGroup() == null && identityLink.getUser() == null) {
throw new ActivitiIllegalArgumentException("A group or a user is required to create an identity link.");
}
if (identityLink.getGroup() != null && identityLink.getUser() != null) {
throw new ActivitiIllegalArgumentException("Only one of user or group can be used to create an identity link.");
}
if (identityLink.getType() == null) {
throw new ActivitiIllegalArgumentException("The identity link type is required.");
}
if (identityLink.getGroup() != null) {
taskService.addGroupIdentityLink(task.getId(), identityLink.getGroup(), identityLink.getType());
} else {
taskService.addUserIdentityLink(task.getId(), identityLink.getUser(), identityLink.getType());
}
response.setStatus(HttpStatus.CREATED.value());
return restResponseFactory.createRestIdentityLink(identityLink.getType(), identityLink.getUser(),
identityLink.getGroup(), task.getId(), null, null);
}
}