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【Spring Boot 源码学习】初识 ConfigurableEnvironment

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【Spring Boot 源码学习】深入 ConfigurableEnvironment 的初始化过程

《Spring Boot 源码学习系列》一、引言上篇博文，Huazie 向大家详细介绍了 ConfigurableEnvironment 及其父接口的功能和方法，它的主要作用是提供当前运行环境的公共接口...完成了 ConfigurableEnvironment 的初始化操作之后，再通过 configureIgnoreBeanInfo 方法来设置忽略信息配置。...ConfigurableEnvironment convertEnvironmentIfNecessary(ConfigurableEnvironment environment, Class...(ConfigurableEnvironment environment, ClassConfigurableEnvironment> type) { ConfigurableEnvironment result = createEnvironment(type);

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maven项目(错误一) 项目启动时报“org.springframework.core.env.ConfigurableEnvironment”的解决方案

org.springframework.web.context.ContextLoader:324) - Context initialization failed java.lang.NoClassDefFoundError: org/springframework/core/env/ConfigurableEnvironment...runjettyrun.Bootstrap.main(Bootstrap.java:275) Caused by: java.lang.ClassNotFoundException: org.springframework.core.env.ConfigurableEnvironment...runjettyrun.HSFJettyWebAppContext@6623a0d3{/,src/main/webapp}: java.lang.NoClassDefFoundError: org/springframework/core/env/ConfigurableEnvironment...58:25.075:WARN::Error starting handlers java.lang.NoClassDefFoundError: org/springframework/core/env/ConfigurableEnvironment

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springboot 自定义配置文件加密规则

这里我们要用到ConfigurableEnviroment 这个类，我们来看一下源码 public interface ConfigurableEnvironment extends Environment...getSystemProperties(); // 获取系统环境变量 Map getSystemEnvironment(); void merge(ConfigurableEnvironment...LOG = LoggerFactory.getLogger(PropertiesEncryptionConfig.class); // 在通过@bean 注入进来 public ConfigurableEnvironment...environment ; public PropertiesEncryptionConfig(ConfigurableEnvironment environment) {...configurableEnvironment){ return new PropertiesEncryptionConfig(configurableEnvironment);

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基于SpringBoot的Environment源码理解实现分散配置

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SpringApplication到底run了什么（上）

try { ApplicationArguments applicationArguments = new DefaultApplicationArguments( args); ConfigurableEnvironment...对象准备运行时环境 private ConfigurableEnvironment prepareEnvironment( SpringApplicationRunListeners listeners..., ApplicationArguments applicationArguments) { ConfigurableEnvironment environment = getOrCreateEnvironment...(environment); } return environment; } 获取或创建环境getOrCreateEnvironment 方法名就很直观，有就直接获取，没有就新建 private ConfigurableEnvironment..., environment); MutablePropertySources sources = ((ConfigurableEnvironment) environment) .getPropertySources

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SpringBoot源码学习（二）

private ConfigurableEnvironment prepareEnvironment(SpringApplicationRunListeners listeners, ApplicationArguments...applicationArguments) { ConfigurableEnvironment environment = this.getOrCreateEnvironment();...this.configureEnvironment((ConfigurableEnvironment)environment, applicationArguments.getSourceArgs...()); //配置信息准备好的广播消息 listeners.environmentPrepared((ConfigurableEnvironment)environment...); //将配置绑定到springApplication上 this.bindToSpringApplication((ConfigurableEnvironment)environment

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Spring Boot 属性加载原理解析

private ConfigurableEnvironment prepareEnvironment(SpringApplicationRunListeners listeners, DefaultBootstrapContext...bootstrapContext, ApplicationArguments applicationArguments) { //创建并配置环境 ConfigurableEnvironment environment...= null) { return this.environment; } //根据web应用程序类型，通过applicationContextFactory创建environment ConfigurableEnvironment...public ConfigurableEnvironment createEnvironment(WebApplicationType webApplicationType) { //不是Web Servlet..., environment); MutablePropertySources sources = ((ConfigurableEnvironment) environment).getPropertySources

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Springboot @Value 单节点动态刷新

前面我们写了使用自定义的加载properties 的代码里面实现了 EnvironmentPostProcessor @Override public void postProcessEnvironment(ConfigurableEnvironment...下面我们开看刷新Environment 的代码实现 public static void refreshEnvironment(Map map,ConfigurableEnvironment...configurableEnvironment) { MutablePropertySources mutablePropertySources = configurableEnvironment.getPropertySources...private ConfigurablePropertyResolver configurablePropertyResolver; @Autowired private ConfigurableEnvironment...configurableEnvironment; @Autowired private Person person; /** * 动态刷新参数接口 *

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幽灵配置现身记：未改代码却报401，竟是系统环境变量作祟

Spring从3.1版本开始增加了ConfigurableEnvironment和PropertySource： ConfigurableEnvironment：作为环境抽象接口，继承Environment...那打个断点，把Spring Context中遍历下ConfigurableEnvironment不就可以找到了是在哪个PropertySource了。...import org.springframework.core.env.ConfigurableEnvironment; 。。。...@Autowired private ConfigurableEnvironment configurableEnvironment; 。。。...作者通过四层验证排除了常见配置问题： @Value注入值正常 application.yml未配置密钥配置中心无对应项启动参数未携带最终借助Spring的环境抽象模型定位根源：通过ConfigurableEnvironment

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EnvironmentPostProcessor怎么做单元测试？阿里P7解答

; import org.springframework.boot.env.EnvironmentPostProcessor; import org.springframework.core.env.ConfigurableEnvironment...public static final String AES_SECRET = "OneMore"; @Override public void postProcessEnvironment(ConfigurableEnvironment...import org.springframework.context.ConfigurableApplicationContext; import org.springframework.core.env.ConfigurableEnvironment...EnvironmentPostProcessor实现类的实例 * @param properties 预置准备做单元测试的属性 * @return 处理过的Environment */ private ConfigurableEnvironment...ConfigurableApplicationContext context = springApplication.run(); // 获取Environment ConfigurableEnvironment

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SpringBoot源码 | prepareEnvironment方法解析

SpringApplication对象以及SpringApplication.run方法执行的内容，今天主要细讲的是SpringApplication.run中的准备环境的prepareEnvironment方法源码ConfigurableEnvironment...DefaultBootstrapContext bootstrapContext, ApplicationArguments applicationArguments) { // 创建和配置环境 ConfigurableEnvironment...convertEnvironment(environment); } ConfigurationPropertySources.attach(environment); //返回环境配置对象ConfigurableEnvironment...bindToSpringApplication将环境配置参数绑定到SpringApplication convertEnvironment 如果isCustomEnvironment为false则将ConfigurableEnvironment...application environment并且不直接解析配置文件属性的应用程序环境最后再执行一次ConfigurationPropertySources.attach，完成之后返回环境配置对象ConfigurableEnvironment

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Spring加载流程源码分析02【setConfigLocations】

locations[i]).trim(); } } else { this.configLocations = null; } } setConfigLocations主要工作有两个：创建环境对象ConfigurableEnvironment...、处理ClassPathXmlApplicationContext传入的字符串中的占位符；环境对象ConfigurableEnvironment中包含了当前JVM的profile配置信息、环境变量、...Java进程变量；处理占位符的关键是ConfigurableEnvironment、PropertyResolver、PropertyPlaceholderHelper之间的配合 // 这个方法的目的是替换掉.../ 2.进入resolveRequiredPlaceholders方法 return getEnvironment().resolveRequiredPlaceholders(path); } 1.ConfigurableEnvironment... getEnvironment()：创建了ConfigurableEnvironment 对象 public ConfigurableEnvironment getEnvironment() {

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Spring Boot 系统初始化器详解

@Override public void initialize(ConfigurableApplicationContext applicationContext) { ConfigurableEnvironment...configurableEnvironment = applicationContext.getEnvironment(); Map map = new...@Override public void initialize(ConfigurableApplicationContext applicationContext) { ConfigurableEnvironment...configurableEnvironment = applicationContext.getEnvironment(); Map map = new...configurableEnvironment = applicationContext.getEnvironment(); Map map = new

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SpringBoot 是如何动起来的

args); // 开始 listeners.starting(); // 处理所有 property sources 配置和 profiles 配置，准备环境，分为标准 Servlet 环境和标准环境 ConfigurableEnvironment...* @param environment the environment */ void environmentPrepared(ConfigurableEnvironment...3.2 prepareEnvironment(listeners, applicationArguments); 创建 ConfigurableEnvironment；将配置的环境绑定到Spring Application...中； private ConfigurableEnvironment prepareEnvironment( SpringApplicationRunListeners...ApplicationArguments applicationArguments) { // Create and configure the environment ConfigurableEnvironment

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Springboot之ConfigFileApplicationListener

ConfigFileApplicationListener的postProcessEnvironment，如下List-2所示： List-2 @Override public void postProcessEnvironment(ConfigurableEnvironment...addPropertySources(environment, application.getResourceLoader()); } ... protected void addPropertySources(ConfigurableEnvironment...Loader(ConfigurableEnvironment environment, ResourceLoader resourceLoader) { this.environment = environment...List-7 private ConfigurableEnvironment prepareEnvironment(SpringApplicationRunListeners listeners,ApplicationArguments...applicationArguments) { // Create and configure the environment ConfigurableEnvironment environment

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「Spring源码分析」Environment

进入 configureEnvironment((ConfigurableEnvironment)environment, applicationArguments.getSourceArgs())方法...类型 Assert.isInstanceOf(ConfigurableEnvironment.class, environment); // 获取 Environment...的属性集 MutablePropertySources sources = ((ConfigurableEnvironment)environment).getPropertySources...进入 environmentPrepared(ConfigurableEnvironment environment)方法 -- EventPublishingRunListener类只获取到一个...进入 bindToSpringApplication((ConfigurableEnvironment)environment)方法该方法的作用是将 spring.main 开头的属性绑定到当前的

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SpringBoot源码学习（一）

ConfigurableEnvironment environment = this.prepareEnvironment(listeners, applicationArguments...我们看一下prepareEnvironment方法 private ConfigurableEnvironment prepareEnvironment(SpringApplicationRunListeners...(); this.configureEnvironment((ConfigurableEnvironment)environment, applicationArguments.getSourceArgs...this.bindToSpringApplication((ConfigurableEnvironment)environment); if (!...private void prepareContext(ConfigurableApplicationContext context, ConfigurableEnvironment environment

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SpringBoot是如何动起来的

args); // 开始 listeners.starting(); // 处理所有 property sources 配置和 profiles 配置，准备环境，分为标准 Servlet 环境和标准环境 ConfigurableEnvironment...* @param environment the environment */ void environmentPrepared(ConfigurableEnvironment...3.2 prepareEnvironment(listeners, applicationArguments); 创建 ConfigurableEnvironment；将配置的环境绑定到Spring...Application中； private ConfigurableEnvironment prepareEnvironment( SpringApplicationRunListeners...ApplicationArguments applicationArguments) { // Create and configure the environment ConfigurableEnvironment

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微服务架构Day08-SpringBoot原理总结

准备环境prepareEnvironment,创建环境完成后回调SpringApplicationRunListeners.environmentPrepared():表示环境准备完成 private ConfigurableEnvironment...environment = this.getOrCreateEnvironment(); this.configureEnvironment((ConfigurableEnvironment...)environment, applicationArguments.getSourceArgs()); listeners.environmentPrepared((ConfigurableEnvironment...)environment); this.bindToSpringApplication((ConfigurableEnvironment)environment); if...; } ConfigurationPropertySources.attach((Environment)environment); return (ConfigurableEnvironment

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点击加载更多

【Spring Boot 源码学习】初识 ConfigurableEnvironment

【Spring Boot 源码学习】深入 ConfigurableEnvironment 的初始化过程

maven项目(错误一) 项目启动时报“org.springframework.core.env.ConfigurableEnvironment”的解决方案

springboot 自定义配置文件加密规则

基于SpringBoot的Environment源码理解实现分散配置

SpringApplication到底run了什么（上）

SpringBoot源码学习（二）

Spring Boot 属性加载原理解析

Springboot @Value 单节点动态刷新

幽灵配置现身记：未改代码却报401，竟是系统环境变量作祟

EnvironmentPostProcessor怎么做单元测试？阿里P7解答

SpringBoot源码 | prepareEnvironment方法解析

Spring加载流程源码分析02【setConfigLocations】

Spring Boot 系统初始化器详解

SpringBoot 是如何动起来的

Springboot之ConfigFileApplicationListener

「Spring源码分析」Environment

SpringBoot源码学习（一）

SpringBoot是如何动起来的

微服务架构Day08-SpringBoot原理总结

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