org.flowable.rest.service.api.identity.GroupMembershipResource Maven / Gradle / Ivy

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/* 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.flowable.rest.service.api.identity;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.flowable.common.engine.api.FlowableObjectNotFoundException;
import org.flowable.idm.api.Group;
import org.springframework.http.HttpStatus;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;

import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import io.swagger.annotations.ApiResponse;
import io.swagger.annotations.ApiResponses;
import io.swagger.annotations.Authorization;

/**
 * @author Frederik Heremans
 */
@RestController
@Api(tags = { "Groups" }, description = "Manage Groups", authorizations = { @Authorization(value = "basicAuth") })
public class GroupMembershipResource extends BaseGroupResource {

    @ApiOperation(value = "Delete a member from a group", tags = { "Groups" })
    @ApiResponses(value = {
            @ApiResponse(code = 204, message = "Indicates the group was found and the member has been deleted. The response body is left empty intentionally."),
            @ApiResponse(code = 404, message = "Indicates the requested group was not found or that the user is not a member of the group. The status description contains additional information about the error.")
    })
    @DeleteMapping("/identity/groups/{groupId}/members/{userId}")
    public void deleteMembership(@ApiParam(name = "groupId") @PathVariable("groupId") String groupId, @ApiParam(name = "userId") @PathVariable("userId") String userId, HttpServletRequest request, HttpServletResponse response) {

        Group group = getGroupFromRequest(groupId);

        // Check if user is not a member of group since API does not return typed exception
        if (identityService.createUserQuery().memberOfGroup(group.getId()).userId(userId).count() != 1) {
            throw new FlowableObjectNotFoundException("User '" + userId + "' is not part of group '" + group.getId() + "'.", null);
        }

        identityService.deleteMembership(userId, group.getId());
        response.setStatus(HttpStatus.NO_CONTENT.value());
    }
}