Java tutorial
/* * Copyright 2012 Eng Kam Hon (kamhon@gmail.com) * * 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 net.kamhon.ieagle.aop; import net.kamhon.ieagle.function.user.vo.User; import org.springframework.security.core.context.SecurityContextHolder; public class DefaultAppDetailsBaseAdvice extends AppDetailsBaseAdvice { @Override public Object getUserId() { if (SecurityContextHolder.getContext() != null && SecurityContextHolder.getContext().getAuthentication() != null && SecurityContextHolder.getContext().getAuthentication().getPrincipal() != null) { User user = (User) SecurityContextHolder.getContext().getAuthentication().getPrincipal(); return user.getUserId(); } return SYSTEM_USER_ID; } }