Spring Boot With Ehcache

Spring-Boot/spring-boot-ehcache/src/main/java/com/javadevjournal/controller/CustomerController.java

@@ -8,6 +8,8 @@ import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
+import java.util.List;
+
 @RestController
 @RequestMapping("/customers")
 public class CustomerController {
@@ -19,4 +21,9 @@ public class CustomerController {
     public Customer getCustomer(@PathVariable Long id){
         return customerService.getCustomer(id);
     }
+
+    @GetMapping
+    public List<Customer> getCustomers(){
+       return customerService.getCustomers();
+    }
 }

Spring-Boot/spring-boot-ehcache/src/main/java/com/javadevjournal/service/CustomerService.java

@@ -6,6 +6,9 @@ import org.slf4j.LoggerFactory;
 import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Service;
 
+import java.util.ArrayList;
+import java.util.List;
+
 @Service
 public class CustomerService {
 
@@ -22,4 +25,19 @@ public class CustomerService {
         customer.setEmail("contact-us@javadevjournlal.com");
         return  customer;
     }
+
+    @Cacheable(cacheNames = "customerList",key = "'customerList'")
+    public List<Customer> getCustomers(){
+        List<Customer> customers = new ArrayList<>();
+        LOG.info("Returning customer list");
+        for(int i=0; i< 4; i++){
+            Customer customer = new Customer();
+            customer.setCustomerId(Long.valueOf(i));
+            customer.setFirstName("FirstName"+i);
+            customer.setLastName("LastName"+i);
+            customer.setEmail("contact-us@javadevjournlal.com"+i);
+            customers.add(customer);
+        }
+        return customers;
+    }
 }

Spring-Boot/spring-boot-ehcache/src/main/resources/ehcache.xml

@@ -8,8 +8,31 @@
     </service>
 
     <cache alias="customer">
-        <key-type>java.lang.Long</key-type>
-        <value-type>com.javadevjournal.data.Customer</value-type>
+    <key-type>java.lang.Long</key-type>
+    <value-type>com.javadevjournal.data.Customer</value-type>
+    <expiry>
+        <ttl unit="seconds">10</ttl>
+    </expiry>
+    <listeners>
+        <listener>
+            <class>com.javadevjournal.config.CustomCacheEventLogger</class>
+            <event-firing-mode>ASYNCHRONOUS</event-firing-mode>
+            <event-ordering-mode>UNORDERED</event-ordering-mode>
+            <events-to-fire-on>CREATED</events-to-fire-on>
+            <events-to-fire-on>UPDATED</events-to-fire-on>
+            <events-to-fire-on>EXPIRED</events-to-fire-on>
+            <events-to-fire-on>REMOVED</events-to-fire-on>
+            <events-to-fire-on>EVICTED</events-to-fire-on>
+        </listener>
+    </listeners>
+    <resources>
+        <heap unit="entries">2000</heap>
+        <offheap unit="MB">100</offheap>
+    </resources>
+</cache>
+    <cache alias="customerList">
+        <key-type>java.lang.String</key-type>
+        <value-type>java.util.ArrayList</value-type>
         <expiry>
             <ttl unit="seconds">10</ttl>
         </expiry>