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Introduce Application Data Caching #24

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Jun 21, 2024
Merged

Introduce Application Data Caching #24

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5da0e90
Add caching to API consumer
Jun 20, 2024
c5dd289
Merge branch 'main' into feature/application-caching
Jun 21, 2024
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8 changes: 8 additions & 0 deletions customer-api-consumer/pom.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,14 @@
<groupId>io.quarkus</groupId>
<artifactId>quarkus-rest-client-reactive-jsonb</artifactId>
</dependency>
<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-smallrye-health</artifactId>
</dependency>
<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-cache</artifactId>
</dependency>
<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-junit5</artifactId>
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9 changes: 9 additions & 0 deletions customer-api-consumer/src/main/java/de/schulung/sample/consumer/CustomerService.java
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Expand Up @@ -2,6 +2,8 @@

import de.schulung.sample.consumer.client.CustomerApi;
import de.schulung.sample.consumer.client.CustomerDto;
import io.quarkus.cache.CacheInvalidateAll;
import io.quarkus.cache.CacheResult;
import io.smallrye.mutiny.Uni;
import jakarta.enterprise.context.ApplicationScoped;
import lombok.RequiredArgsConstructor;
Expand All @@ -14,7 +16,14 @@ public class CustomerService {

private final CustomerApi customerApi;

// https://quarkus.io/guides/cache

@CacheResult(cacheName = "customers-api-cache")
public Uni<Collection<CustomerDto>> getAllCustomers() { // quick'n'dirty without mapping!
return customerApi.getAllCustomers();
}

@CacheInvalidateAll(cacheName = "customers-api-cache")
public void reset(){}

}
8 changes: 8 additions & 0 deletions customer-api-consumer/src/main/java/de/schulung/sample/consumer/CustomersResource.java
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Expand Up @@ -28,4 +28,12 @@ public Uni<String> getCustomerNames() {
);
}

@GET
@Produces(MediaType.TEXT_PLAIN)
@Path("/reset")
public String reset() {
this.service.reset();
return "Done.";
}

}
9 changes: 8 additions & 1 deletion customer-api-consumer/src/main/resources/application.properties
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@@ -1,4 +1,11 @@
%dev.quarkus.http.port=8081
%dev.quarkus.rest-client."customer-api".url=http://localhost:8080
quarkus.rest-client."customer-api".connect-timeout=2000
%dev.quarkus.rest-client."customer-api".read-timeout=2000
%dev.quarkus.rest-client."customer-api".read-timeout=2000

quarkus.cache.caffeine."customers-api-cache".metrics-enabled=true
quarkus.cache.caffeine."customers-api-cache".expire-after-write=60S
quarkus.management.port=9091
quarkus.management.enabled=true
%dev.quarkus.management.host=localhost

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