Spring Boot实现热部署的实例方法

<dependency>

  <groupId>org.springframework.boot</groupId>

  <artifactId>spring-boot-devtools</artifactId>

  <optional>true</optional>

</dependency>

# 热部署开关，false即不启用热部署

spring.devtools.restart.enabled: true

# 指定热部署的目录

#spring.devtools.restart.additional-paths: src/main/java

# 指定目录不更新

spring.devtools.restart.exclude: test/**

@Order(Ordered.LOWEST_PRECEDENCE)

public class DevToolsPropertyDefaultsPostProcessor implements EnvironmentPostProcessor {

  private static final Map<String, Object> PROPERTIES;

  static {

    Map<String, Object> properties = new HashMap<String, Object>();

    properties.put("spring.thymeleaf.cache", "false");

    properties.put("spring.freemarker.cache", "false");

    properties.put("spring.groovy.template.cache", "false");

    properties.put("spring.mustache.cache", "false");

    properties.put("server.session.persistent", "true");

    properties.put("spring.h2.console.enabled", "true");

    properties.put("spring.resources.cache-period", "0");

    properties.put("spring.resources.chain.cache", "false");

    properties.put("spring.template.provider.cache", "false");

    properties.put("spring.mvc.log-resolved-exception", "true");

    properties.put("server.jsp-servlet.init-parameters.development", "true");

    PROPERTIES = Collections.unmodifiableMap(properties);

  }