SpringBoot2.0如何启用https协议

package com.wallimn.iteye.sp.asset;  
import org.apache.catalina.Context; 
import org.apache.catalina.connector.Connector; 
import org.apache.tomcat.util.descriptor.web.SecurityCollection; 
import org.apache.tomcat.util.descriptor.web.SecurityConstraint; 
import org.springframework.beans.factory.annotation.Value; 
import org.springframework.boot.SpringApplication; 
import org.springframework.boot.autoconfigure.SpringBootApplication; 
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty; 
import org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory; 
import org.springframework.context.annotation.Bean; 
 
/** 
 * SpringBoot2.0启动程序 
 * @author wallimn，http://wallimn.iteye.com 
 * 
 */ 
@SpringBootApplication 
public class AssetApplication { 
 
  public static void main(String[] args) { 
    SpringApplication.run(AssetApplication.class, args); 
  } 
  //如果没有使用默认值80 
  @Value("${http.port:80}") 
  Integer httpPort; 
 
  //正常启用的https端口 如443 
  @Value("${server.port}") 
  Integer httpsPort; 
 
  // springboot2 写法 
  @Bean 
  @ConditionalOnProperty(name="condition.http2https",havingValue="true", matchIfMissing=false) 
  public TomcatServletWebServerFactory servletContainer() { 
    TomcatServletWebServerFactory tomcat = new TomcatServletWebServerFactory() { 
      @Override 
      protected void postProcessContext(Context context) { 
        SecurityConstraint constraint = new SecurityConstraint(); 
        constraint.setUserConstraint("CONFIDENTIAL"); 
        SecurityCollection collection = new SecurityCollection(); 
        collection.addPattern("/*"); 
        constraint.addCollection(collection); 
        context.addConstraint(constraint); 
      } 
    }; 
    tomcat.addAdditionalTomcatConnectors(httpConnector()); 
    return tomcat; 
  } 
 
  @Bean 
  @ConditionalOnProperty(name="condition.http2https",havingValue="true", matchIfMissing=false) 
  public Connector httpConnector() { 
    System.out.println("启用http转https协议，http端口："+this.httpPort+"，https端口："+this.httpsPort); 
    Connector connector = new Connector("org.apache.coyote.http11.Http11NioProtocol"); 
    connector.setScheme("http"); 
    //Connector监听的http的端口号 
    connector.setPort(httpPort); 
    connector.setSecure(false); 
    //监听到http的端口号后转向到的https的端口号 
    connector.setRedirectPort(httpsPort); 
    return connector; 
  }} 

server.port=80 

server.port=443 
server.ssl.key-store=classpath:keystore.p12 
server.ssl.key-store-password=your-password 
server.ssl.keyStoreType=PKCS12 
server.ssl.keyAlias=your-cert-alias 
condition.http2https=true 
http.port=80