Merge pull request #15 from ralf-ueberfuhr-ars/feature/config

Make initializer configurable.

customer-api-provider/src/main/java/de/schulung/sample/quarkus/domain/CustomersServiceInitializer.java

@@ -1,23 +1,69 @@
 package de.schulung.sample.quarkus.domain;
 
+import io.quarkus.arc.properties.IfBuildProperty;
 import io.quarkus.runtime.Startup;
 import jakarta.enterprise.context.Dependent;
+import jakarta.enterprise.inject.Default;
+import jakarta.enterprise.inject.Produces;
+import jakarta.inject.Inject;
+import lombok.Getter;
 import lombok.RequiredArgsConstructor;
+import lombok.Setter;
+import org.eclipse.microprofile.config.inject.ConfigProperties;
+import org.eclipse.microprofile.config.inject.ConfigProperty;
 
 import java.time.LocalDate;
-import java.time.Month;
 
 @Dependent // destroy object immediately
 @RequiredArgsConstructor
+//@IfBuildProfile("dev") - nur für lokale Entwicklung
+//@UnlessBuildProfile("prod") - NICHT für prod
+@IfBuildProperty(
+  name = "customers.initialization.enabled",
+  stringValue = "true"
+)
 public class CustomersServiceInitializer {
 
+  @Getter
+  @Setter
+  @ConfigProperties(prefix = "customers.initialization.sample")
+  @Dependent
+  public static class InitialCustomerConfig {
+
+    @ConfigProperty(defaultValue = "John Doe")
+    String name;
+    @ConfigProperty(defaultValue = "2010-04-05")
+    String birthdate;
+
+  }
+
+  /*
+   * @ConfigProperties ist ein CDI @Qualifier
+   * -> beim Nutzer: @Inject @ConfigProperties
+   * -> Probleme mit @RequiredArgsConstructor von Lombox
+   * -> hier ein CDI Producer, der das Object auch als @Default bereitstellt
+   */
+  @Dependent
+  public static class InitialCustomerConfigProvider {
+
+    @Inject
+    @ConfigProperties
+    @Getter(onMethod_ = {
+      @Produces,
+      @Default
+    })
+    InitialCustomerConfig cfg;
+
+  }
+
   private final CustomersService service;
+  private final InitialCustomerConfig customerConfig;
 
   @Startup
   public void initializeData() {
     var customer = Customer.builder()
-      .name("Tom")
-      .birthdate(LocalDate.of(2000, Month.DECEMBER, 6))
+      .name(customerConfig.getName())
+      .birthdate(LocalDate.parse(customerConfig.getBirthdate()))
       .build();
     service.createCustomer(customer);
   }

customer-api-provider/src/main/java/de/schulung/sample/quarkus/further/mpconfig/ConfigurationPropertiesProvider.java

@@ -0,0 +1,39 @@
+package de.schulung.sample.quarkus.further.mpconfig;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.enterprise.inject.Produces;
+import jakarta.inject.Qualifier;
+import lombok.Getter;
+import org.eclipse.microprofile.config.inject.ConfigProperty;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@ApplicationScoped
+public class ConfigurationPropertiesProvider {
+
+  @Retention(RetentionPolicy.RUNTIME)
+  @Target({
+    ElementType.TYPE,
+    ElementType.FIELD,
+    ElementType.METHOD,
+    ElementType.PARAMETER
+  })
+  @Qualifier
+  public @interface InitialCustomerName {
+  }
+
+  @ConfigProperty(
+    name = "customers.initialization.sample.name",
+    defaultValue = "John Doe"
+  )
+  @Getter(onMethod_ = {
+    @Produces,
+    @InitialCustomerName
+  })
+  String initialCustomerName;
+
+
+}

customer-api-provider/src/main/java/de/schulung/sample/quarkus/further/mpconfig/ConfigurationTestResource.java

@@ -0,0 +1,25 @@
+package de.schulung.sample.quarkus.further.mpconfig;
+
+import de.schulung.sample.quarkus.further.mpconfig.ConfigurationPropertiesProvider.InitialCustomerName;
+import io.quarkus.arc.profile.UnlessBuildProfile;
+import jakarta.inject.Inject;
+import jakarta.ws.rs.GET;
+import jakarta.ws.rs.Path;
+import jakarta.ws.rs.Produces;
+import jakarta.ws.rs.core.MediaType;
+
+@UnlessBuildProfile("prod")
+@Path("/config-properties")
+public class ConfigurationTestResource {
+
+  @Inject
+  @InitialCustomerName
+  String customerName;
+
+  @GET
+  @Produces(MediaType.TEXT_PLAIN)
+  public String answer() {
+    return "Initial customer name: " + customerName;
+  }
+
+}

customer-api-provider/src/main/resources/application.properties

@@ -2,4 +2,10 @@ quarkus.log.category."performance".level=DEBUG
 quarkus.log.min-level=DEBUG
 quarkus.log.console.enable=true
 quarkus.log.console.format=%d{HH:mm:ss} %-5p [%c{2.}]] (%t) %s%e%n
-quarkus.log.console.level=DEBUG
+quarkus.log.console.level=DEBUG
+
+customers.initialization.enabled=false
+%dev.customers.initialization.enabled=true
+
+customers.initialization.sample.name=Max
+%dev.customers.initialization.sample.name=Julia

customer-api-provider/src/test/java/de/schulung/sample/quarkus/domain/CustomersServiceInitializerTests.java

@@ -1,12 +1,17 @@
 package de.schulung.sample.quarkus.domain;
 
 import io.quarkus.test.junit.QuarkusTest;
+import io.quarkus.test.junit.QuarkusTestProfile;
+import io.quarkus.test.junit.TestProfile;
 import jakarta.inject.Inject;
 import org.junit.jupiter.api.Test;
 
+import java.util.Map;
+
 import static org.assertj.core.api.Assertions.assertThat;
 
 @QuarkusTest
+@TestProfile(CustomersServiceInitializerTests.InitializationEnabledProfile.class)
 public class CustomersServiceInitializerTests {
 
   @Inject
@@ -18,5 +23,15 @@ void shouldHaveAtLeastOneCustomer() {
       .hasAtLeastOneElementOfType(Customer.class);
   }
 
+  public static class InitializationEnabledProfile implements QuarkusTestProfile {
+    @Override
+    public Map<String, String> getConfigOverrides() {
+      return Map.of(
+        "customers.initialization.enabled",
+        "true"
+      );
+    }
+  }
+
 
 }