35 lines
1.4 KiB
Java
35 lines
1.4 KiB
Java
package com.music.config;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.core.io.Resource;
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import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
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import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
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import org.springframework.web.servlet.resource.PathResourceResolver;
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import java.io.IOException;
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/**
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* 生产环境：前端 SPA 由 Spring Boot 托管时，未匹配到的路径回退到 index.html。
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*/
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@Configuration
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public class SpaForwardConfig implements WebMvcConfigurer {
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@Override
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public void addResourceHandlers(ResourceHandlerRegistry registry) {
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registry.addResourceHandler("/**")
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.addResourceLocations("classpath:/static/")
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.resourceChain(true)
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.addResolver(new PathResourceResolver() {
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@Override
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protected Resource getResource(String resourcePath, Resource location) throws IOException {
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Resource resource = location.createRelative(resourcePath);
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if (resource.exists() && resource.isReadable()) {
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return resource;
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}
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// SPA 路由回退到 index.html
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return location.createRelative("index.html");
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}
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});
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}
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}
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