file:/D:/Document/Document.jar!/BOOT-INF/classes!/static
/**
* 读取图片
* @param url 图片路径
* @return
* @throws IOException
*/
public static String getPath(String url) throws IOException{
//读取图片
BufferedInputStream in = new BufferedInputStream(new FileInputStream(url));
//给图片从新命名
String path=new Date().getTime()+".jpg";
//获取项目所在物理绝对路径
String outUrl = ResourceUtils.getURL("classpath:static").getPath().replace("%20", " ");
//输出的结果outUrl为:file:/D:/Document/Document.jar!/BOOT-INF/classes!/static
System.out.println(outUrl);
if(outUrl.contains("file")){
//获得Document.jar!/在路径中的位置
int getFile=outUrl.indexOf("file")+6;
//去掉file:/
outUrl=outUrl.substring(getFile,outUrl.length());
}
//获得Document.jar!/在路径中的位置
int result1=outUrl.lastIndexOf("Document.jar!/");
//去掉Document.jar!/及后面的路径
outUrl = outUrl.substring(0,result1)+"upload/";
File file=new File(outUrl);
//判断路径是否存在(file.exists() 如果存在返回true不存在返回false)
if(!file.exists()){
//不存在创建文件夹
file.mkdirs();
}
outUrl=outUrl+path;
//输出结果为D:/Document/upload/1564643609350.jpg
System.out.println(outUrl);
//输出到指定目录
BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(outUrl));
int i;
while((i=in.read())!=-1){
out.write(i);
}
out.flush();
out.close();
in.close();
return path;
}
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.util.ResourceUtils;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
/**
* @ProjectName: Document
* @Package: com.XXXX.util
* @Author: huat
* @Date: 2019/7/26 10:18
* @Version: 1.0
*/
@Configuration
public class WebConfigurer implements WebMvcConfigurer {
@Autowired
private LoginInterceptor loginInterceptor;
// 这个方法是用来配置静态资源的,比如html,js,css,等等
@Override
public void addResourceHandlers(ResourceHandlerRegistry registry) {
registry.addResourceHandler("/static/**").addResourceLocations("classpath:/static/**");
String outUrl =null;
try{
//获得项目路径:file:/D:/Document/Document.jar!/BOOT-INF/classes!/static
outUrl = ResourceUtils.getURL("classpath:static").getPath().replace("%20", " ");
}catch (Exception e){
}
//拿到Document.jar!/在路径中的位置
int result1=outUrl.lastIndexOf("Document.jar!/");
//截取掉后面的
outUrl = outUrl.substring(0,result1)+"upload/";
//输出结果为file:/D:/Document/upload/
System.out.println(outUrl);
//将file:/D:/Document/upload/设置为/upload/**
//注意虚拟路径设置时不能将file:/去掉
registry.addResourceHandler("/upload/**").addResourceLocations(outUrl);
}
// 这个方法用来注册拦截器,我们自己写好的拦截器需要通过这里添加注册才能生效
@Override
public void addInterceptors(InterceptorRegistry registry) {
// addPathPatterns("/**") 表示拦截所有的请求,
//excludePathPatterns("/login", "/register"); 表示除了登陆与注册之外,因为登陆注册不需要登陆也可以访问
registry.addInterceptor(loginInterceptor).addPathPatterns("/**").excludePathPatterns("/loginInto", "/login","/login/**","/css/**","/font/**","/img/**","/images/**","/js/**","/lay/**");
//super.addInterceptors(registry); //较新Spring Boot的版本中这里可以直接去掉,否则会报错
}