#2 ehcache 임시적용

build.gradle

@@ -26,6 +26,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-validation'
     implementation 'org.springframework.boot:spring-boot-starter-aop'
     implementation 'org.springframework.boot:spring-boot-starter-security'
+    implementation 'org.springframework.boot:spring-boot-starter-cache'
 //    implementation 'org.springframework.boot:spring-boot-starter-data-redis'
 //    implementation 'org.springframework.session:spring-session-data-redis'
 

src/main/java/com/photobook/PhotobookApplication.java

@@ -2,8 +2,10 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cache.annotation.EnableCaching;
 
 @SpringBootApplication
+@EnableCaching
 public class PhotobookApplication {
 
     public static void main(String[] args) {

src/main/java/com/photobook/service/impl/UserServiceImpl.java

@@ -4,6 +4,7 @@
 import com.photobook.mapper.UserMapper;
 import com.photobook.dto.UserDto;
 import com.photobook.service.UserService;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.security.authentication.BadCredentialsException;
 import org.springframework.security.authentication.InternalAuthenticationServiceException;
 import org.springframework.security.crypto.password.PasswordEncoder;
@@ -39,6 +40,7 @@ public UserDto validateLogin(String id, String password) {
     }
 
     @Override
+    @Cacheable(value="findUserCache", key="#id")
     public UserDto getUserInfoById(String id) {
         UserDto userInfo = userMapper.getUserInfoById(id);
         return userInfo;

src/main/resources/ehcache.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ehcache xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="http://ehcache.org/ehcache.xsd"
+         updateCheck="false">
+    <diskStore path="java.io.tmpdir" />
+
+    <cache name="findUserCache"
+           maxEntriesLocalHeap="10000"
+           maxEntriesLocalDisk="1000"
+           eternal="false"
+           diskSpoolBufferSizeMB="20"
+           timeToIdleSeconds="300" timeToLiveSeconds="600"
+           memoryStoreEvictionPolicy="LFU"
+           transactionalMode="off">
+        <persistence strategy="localTempSwap" />
+    </cache>
+
+</ehcache>