001/* 002 * Copyright 2012-2018 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.boot.actuate.autoconfigure.web.servlet; 018 019import javax.servlet.Servlet; 020 021import org.springframework.boot.actuate.autoconfigure.endpoint.web.WebEndpointProperties; 022import org.springframework.boot.autoconfigure.EnableAutoConfiguration; 023import org.springframework.boot.autoconfigure.condition.ConditionalOnClass; 024import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty; 025import org.springframework.boot.autoconfigure.condition.ConditionalOnWebApplication; 026import org.springframework.boot.autoconfigure.condition.ConditionalOnWebApplication.Type; 027import org.springframework.boot.web.servlet.filter.ApplicationContextHeaderFilter; 028import org.springframework.context.ApplicationContext; 029import org.springframework.context.annotation.Bean; 030import org.springframework.context.annotation.Configuration; 031 032/** 033 * {@link EnableAutoConfiguration Auto-configuration} for Servlet-specific management 034 * context concerns. 035 * 036 * @author Phillip Webb 037 * @since 2.0.0 038 */ 039@Configuration 040@ConditionalOnClass(Servlet.class) 041@ConditionalOnWebApplication(type = Type.SERVLET) 042public class ServletManagementContextAutoConfiguration { 043 044 @Bean 045 public ServletManagementContextFactory servletWebChildContextFactory() { 046 return new ServletManagementContextFactory(); 047 } 048 049 @Bean 050 public ManagementServletContext managementServletContext( 051 WebEndpointProperties properties) { 052 return properties::getBasePath; 053 } 054 055 // Put Servlets and Filters in their own nested class so they don't force early 056 // instantiation of ManagementServerProperties. 057 @Configuration 058 @ConditionalOnProperty(prefix = "management.server", name = "add-application-context-header", havingValue = "true") 059 protected static class ApplicationContextFilterConfiguration { 060 061 @Bean 062 public ApplicationContextHeaderFilter applicationContextIdFilter( 063 ApplicationContext context) { 064 return new ApplicationContextHeaderFilter(context); 065 } 066 067 } 068 069}