SpringBoot修改内置tomcat版本的操作步骤

spring-boot-starter-web依赖spring-boot-starter-tomcat.

tomcat-embed-core依赖版本信息.

        <dependency>
            <groupId>org.apache.tomcat.embed</groupId>
            <artifactId>tomcat-embed-core</artifactId>
            <version>${tomcat.version}</version>
        </dependency>

package com.boot.skywalk.config;
 
import lombok.extern.slf4j.Slf4j;
import org.apache.catalina.connector.Connector;
import org.apache.coyote.ProtocolHandler;
import org.apache.coyote.http11.AbstractHttp11Protocol;
import org.springframework.boot.web.embedded.tomcat.TomcatConnectorCustomizer;
import org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory;
import org.springframework.boot.web.server.WebServerFactoryCustomizer;
import org.springframework.boot.web.servlet.server.ConfigurableServletWebServerFactory;
import org.springframework.stereotype.Component;
 
/**
 * 开启Tomcat下nio2配置配置
 */
 
@Slf4j
@Component
public class CommonTomcatConnectorCustomizer implements WebServerFactoryCustomizer<ConfigurableServletWebServerFactory> {
    @Override
    public void customize(ConfigurableServletWebServerFactory factory) {
        ((TomcatServletWebServerFactory) factory).setProtocol("org.apache.coyote.http11.Http11Nio2Protocol");
        ((TomcatServletWebServerFactory) factory).addConnectorCustomizers(new TomcatConnectorCustomizer() {
            @Override
            public void customize(Connector connector) {
                ProtocolHandler protocol = connector.getProtocolHandler();
                log.info("Tomcat({})  -- MaxConnection:{};MaxThreads:{};MinSpareThreads:{}", //
                        protocol.getClass().getName(), //
                        ((AbstractHttp11Protocol<?>) protocol).getMaxConnections(), //
                        ((AbstractHttp11Protocol<?>) protocol).getMaxThreads(), //
                        ((AbstractHttp11Protocol<?>) protocol).getMinSpareThreads());
            }
        });
    }
}

server:
  port: 80

properties > yaml > yml

yml > yaml > properties