于controller没有被spring容器管理无法注入bean在这里提供一套自己的解决思路

执行逻辑

这里仅仅提供一个演示我点击按钮之后从service层返回一个文本并显示

项目结构

xmlnshttp://maven.apache.org/POM/4.0.0

xmlns:xsihttp://www.w3.org/2001/XMLSchema-instancexsi:schemaLocationhttp://maven.apache.org/POM/4.0.0

https://maven.apache.org/xsd/maven-4.0.0.xsdmodelVersion4.0.0/modelVersionparentgroupIdorg.springframework.boot/groupIdartifactIdspring-boot-starter-parent/artifactIdversion3.4.0/versionrelativePath/

!--

--/parentgroupIdcom.shkj/groupIdartifactIdvideo-classification/artifactIdversion0.0.1-SNAPSHOT/versionnamevideo-classification/namedescriptionvideo-classification/descriptionurl/licenseslicense//licensesdevelopersdeveloper//developersscmconnection/developerConnection/tag/url//scmpropertiesjava.version17/java.versionjavafx.version21-ea24/javafx.versionmybatis-plus-boot-stater.version3.5.6/mybatis-plus-boot-stater.versionmysql-connector-java.varsion8.0.18/mysql-connector-java.varsiondruid.version1.1.23/druid.version/propertiesdependenciesdependencygroupIdorg.springframework.boot/groupIdartifactIdspring-boot-starter/artifactId/dependencydependencygroupIdorg.springframework.boot/groupIdartifactIdspring-boot-starter-test/artifactIdscopetest/scope/dependencydependencygroupIdorg.openjfx/groupIdartifactIdjavafx-base/artifactIdversion${javafx.version}/version/dependencydependencygroupIdorg.openjfx/groupIdartifactIdjavafx-controls/artifactIdversion${javafx.version}/version/dependencydependencygroupIdorg.openjfx/groupIdartifactIdjavafx-fxml/artifactIdversion${javafx.version}/version/dependencydependencygroupIdorg.openjfx/groupIdartifactIdjavafx-media/artifactIdversion${javafx.version}/version/dependencydependencygroupIdmysql/groupIdartifactIdmysql-connector-java/artifactIdversion${mysql-connector-java.varsion}/version/dependencydependencygroupIdcom.baomidou/groupIdartifactIdmybatis-plus-annotation/artifactIdversion${mybatis-plus-boot-stater.version}/version/dependencydependencygroupIdcom.baomidou/groupIdartifactIdmybatis-plus-boot-starter/artifactIdversion${mybatis-plus-boot-stater.version}/version/dependencydependencygroupIdcom.baomidou/groupIdartifactIdmybatis-plus-annotation/artifactIdversion${mybatis-plus-boot-stater.version}/version/dependencydependencygroupIdcom.alibaba/groupIdartifactIddruid/artifactIdversion${druid.version}/version/dependency/dependenciesbuildpluginsplugingroupIdorg.springframework.boot/groupIdartifactIdspring-boot-maven-plugin/artifactId/plugin/plugins/build/project

package

com.shkj.videoclassification;import

org.springframework.boot.SpringApplication;

import

org.springframework.boot.autoconfigure.SpringBootApplication;

import

org.springframework.context.ConfigurableApplicationContext;SpringBootApplication(scanBasePackages

public

{applicationContextSpringApplication.run(VideoClassificationApplication.class,

args);FXApplication.main(args);}}

FXApplication

com.shkj.videoclassification;import

com.shkj.videoclassification.controller.HelloController;

import

com.shkj.videoclassification.service.impl.TestServiceImpl;

import

javafx.application.Application;

import

org.springframework.beans.factory.annotation.Autowired;

import

org.springframework.context.ApplicationContext;

import

org.springframework.context.ConfigurableApplicationContext;

import

org.springframework.context.annotation.AnnotationConfigApplicationContext;

import

org.springframework.context.annotation.Bean;

import

org.springframework.context.annotation.Configuration;import

author

FXMLLoader(VideoClassificationApplication.class.getResource(/view/hello.fxml));//

注入fxmlLoader.setControllerFactory(VideoClassificationApplication.applicationContext::getBean);Scene

scene

Scene(fxmlLoader.load());stage.setTitle(Hello!);stage.setScene(scene);stage.show();}public

static

{launch(args);}}application.yaml

这里也就是你自己平时用的连接数据库的配置还想看我的hello.fxml

?xml

javafx.scene.layout.AnchorPane?AnchorPane

prefHeight400.0

xmlnshttp://javafx.com/javafx/23.0.1xmlns:fxhttp://javafx.com/fxml/1fx:controllercom.shkj.videoclassification.controller.HelloControllerchildrenButton

layoutX210.0

mnemonicParsingfalseprefHeight63.0

prefWidth181.0

com.shkj.videoclassification.controller;import

com.shkj.videoclassification.service.TestService;

import

org.springframework.beans.factory.annotation.Autowired;

import

org.springframework.stereotype.Component;/***

author

testService.test();textLabel.setText(Hello

World!test);}

com.shkj.videoclassification.service.impl;import

com.shkj.videoclassification.service.TestService;

import

org.springframework.stereotype.Service;/***

author

{//你自己去写数据库查询语句吧//到这里了还用我教你return

TestService

com.shkj.videoclassification.service;/***

author