| /* |
| * Copyright (c) 2011, Rickard Öberg. All Rights Reserved. |
| * |
| * 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.apache.zest.library.eventsourcing.domain.factory; |
| |
| import java.security.Principal; |
| import org.apache.zest.api.injection.scope.Structure; |
| import org.apache.zest.api.unitofwork.UnitOfWorkFactory; |
| import org.apache.zest.library.eventsourcing.domain.spi.CurrentUser; |
| |
| /** |
| * CurrentUser implementation that gets a Principal object from the meta-info of the current UnitOfWork. Default to "unknown". |
| */ |
| public class CurrentUserUoWPrincipal |
| implements CurrentUser |
| { |
| @Structure |
| private UnitOfWorkFactory uowf; |
| |
| @Override |
| public String getCurrentUser() |
| { |
| try |
| { |
| return uowf.currentUnitOfWork().metaInfo( Principal.class ).getName(); |
| } catch (Exception e) |
| { |
| return "unknown"; |
| } |
| } |
| } |