Merge pull request #302 from kssumin/main

[BE/FEAT]캐시를 적용한다.

BE/eeos/src/main/java/com/blackcompany/eeos/config/CacheWebConfig.java

@@ -0,0 +1,22 @@
+package com.blackcompany.eeos.config;
+
+import java.util.concurrent.TimeUnit;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.http.CacheControl;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+import org.springframework.web.servlet.mvc.WebContentInterceptor;
+
+@Configuration
+public class CacheWebConfig implements WebMvcConfigurer {
+
+	@Override
+	public void addInterceptors(final InterceptorRegistry registry) {
+		CacheControl cacheControl = CacheControl.maxAge(60, TimeUnit.SECONDS);
+
+		WebContentInterceptor interceptor = new WebContentInterceptor();
+		interceptor.addCacheMapping(cacheControl, "/api/**");
+
+		registry.addInterceptor(interceptor);
+	}
+}

BE/eeos/src/main/java/com/blackcompany/eeos/config/EtagConfig.java

@@ -0,0 +1,18 @@
+package com.blackcompany.eeos.config;
+
+import org.springframework.boot.web.servlet.FilterRegistrationBean;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.filter.ShallowEtagHeaderFilter;
+
+@Configuration
+public class EtagConfig {
+	@Bean
+	public FilterRegistrationBean<ShallowEtagHeaderFilter> shallowEtagHeaderFilter() {
+		FilterRegistrationBean<ShallowEtagHeaderFilter> filterRegistrationBean =
+				new FilterRegistrationBean<>(new ShallowEtagHeaderFilter());
+		filterRegistrationBean.addUrlPatterns("/api/*");
+
+		return filterRegistrationBean;
+	}
+}