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upload-file

1.springBoot文件上传

1.1配置临时目录

application.properties文件中配置:

#默认支持文件上传
spring.servlet.multipart.enabled=true
#支持文件写入磁盘.
spring.servlet.multipart.file-size-threshold=0
# 上传文件的临时目录
spring.servlet.multipart.location=d://uploadFiles/
#静态资源对外暴露的访问路径
file.staticAccessPath=/uploadFiles/**

com.hss.config.UploadFilePathConfig中读取配置:

@Value("${spring.servlet.multipart.location}")
    private String location;

    @Value("${file.staticAccessPath}")
    private String staticAccessPath;

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler(staticAccessPath).addResourceLocations("file:" + location);
    }

1.2文件上传接口

请求方式:POST
接口地址:http://localhost:8088/file
参数:name=img type=file
实现多附件上传

2.webSocket基本使用

webSocket实现后端主动推送信息至前端页面

2.1用户消息发送

# 用户消息框中输入(私发):
{
"message":"I love you baby",
"userName":"001",
"to":"002"
}
 
#用户消息框中输入(群发):
{
"message":"I love you baby",
"userName":"001",
"to":"All"
}  

2.2服务器主动推送

3.微信html页面开发

待补齐todo..

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