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Merge pull request #17 from ralf-ueberfuhr-ars/feature/persistence-layer
Prepare Domain for Persistence Layer.
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36 changes: 36 additions & 0 deletions
36
customer-api-provider/src/main/java/de/schulung/sample/quarkus/domain/CustomersSink.java
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package de.schulung.sample.quarkus.domain; | ||
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import java.util.Optional; | ||
import java.util.UUID; | ||
import java.util.stream.Stream; | ||
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public interface CustomersSink { | ||
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Stream<Customer> findAll(); | ||
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default Stream<Customer> findByState(Customer.CustomerState state) { | ||
return this | ||
.findAll() | ||
.filter(c -> c.getState() == state); | ||
} | ||
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default Optional<Customer> findByUuid(UUID uuid) { | ||
return this | ||
.findAll() | ||
.filter(c -> c.getUuid().equals(uuid)) | ||
.findFirst(); | ||
} | ||
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void save(Customer customer); | ||
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boolean delete(UUID uuid); | ||
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default boolean exists(UUID uuid) { | ||
return this | ||
.findByUuid(uuid) | ||
.isPresent(); | ||
} | ||
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long count(); | ||
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} |
52 changes: 52 additions & 0 deletions
52
...i-provider/src/main/java/de/schulung/sample/quarkus/domain/CustomersSinkInMemoryImpl.java
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package de.schulung.sample.quarkus.domain; | ||
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import io.quarkus.arc.DefaultBean; | ||
import jakarta.enterprise.context.ApplicationScoped; | ||
import jakarta.enterprise.inject.Typed; | ||
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import java.util.HashMap; | ||
import java.util.Map; | ||
import java.util.Optional; | ||
import java.util.UUID; | ||
import java.util.stream.Stream; | ||
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@ApplicationScoped | ||
@Typed(CustomersSink.class) | ||
@DefaultBean | ||
public class CustomersSinkInMemoryImpl implements CustomersSink { | ||
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private final Map<UUID, Customer> customers = new HashMap<>(); | ||
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@Override | ||
public Stream<Customer> findAll() { | ||
return this.customers | ||
.values() | ||
.stream(); | ||
} | ||
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@Override | ||
public Optional<Customer> findByUuid(UUID uuid) { | ||
return Optional.ofNullable(customers.get(uuid)); | ||
} | ||
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@Override | ||
public void save(Customer customer) { | ||
customer.setUuid(UUID.randomUUID()); | ||
customers.put(customer.getUuid(), customer); | ||
} | ||
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@Override | ||
public boolean delete(UUID uuid) { | ||
return customers.remove(uuid) != null; | ||
} | ||
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@Override | ||
public boolean exists(UUID uuid) { | ||
return customers.containsKey(uuid); | ||
} | ||
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@Override | ||
public long count() { | ||
return customers.size(); | ||
} | ||
} |
11 changes: 5 additions & 6 deletions
11
...r-api-provider/src/test/java/de/schulung/sample/quarkus/domain/CustomersServiceTests.java
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