Add Spring Data implementation of extended repositories

src/main/java/org/springframework/samples/petclinic/repository/springdatajpa/SpringDataOwnerRepositoryExt.java

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+package org.springframework.samples.petclinic.repository.springdatajpa;
+
+import java.util.Collection;
+
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.Repository;
+import org.springframework.data.repository.query.Param;
+import org.springframework.samples.petclinic.model.Owner;
+import org.springframework.samples.petclinic.repository.OwnerRepositoryExt;
+
+@Qualifier("OwnerRepositoryExt")
+public interface SpringDataOwnerRepositoryExt extends OwnerRepositoryExt, Repository<Owner, Integer> {
+	
+    @Override
+    @Query("SELECT DISTINCT owner FROM Owner owner left join fetch owner.pets WHERE owner.lastName LIKE :lastName%")
+    public Collection<Owner> findByLastName(@Param("lastName") String lastName);
+
+    @Override
+    @Query("SELECT owner FROM Owner owner left join fetch owner.pets WHERE owner.id =:id")
+    public Owner findById(@Param("id") int id);
+    
+
+}

src/main/java/org/springframework/samples/petclinic/repository/springdatajpa/SpringDataPetRepositoryExt.java

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+package org.springframework.samples.petclinic.repository.springdatajpa;
+
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.dao.DataAccessException;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.Repository;
+import org.springframework.samples.petclinic.model.Pet;
+import org.springframework.samples.petclinic.model.PetType;
+import org.springframework.samples.petclinic.repository.PetRepositoryExt;
+
+@Qualifier("PetRepositoryExt")
+public interface SpringDataPetRepositoryExt extends PetRepositoryExt, Repository<Pet, Integer> {
+	
+    @Override
+    @Query("SELECT ptype FROM PetType ptype ORDER BY ptype.name")
+    List<PetType> findPetTypes() throws DataAccessException;
+
+}

src/main/java/org/springframework/samples/petclinic/repository/springdatajpa/SpringDataSpecialtyRepositoryExt.java

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+package org.springframework.samples.petclinic.repository.springdatajpa;
+
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.data.repository.Repository;
+import org.springframework.samples.petclinic.model.Specialty;
+import org.springframework.samples.petclinic.repository.SpecialtyRepositoryExt;
+
+@Qualifier("SpecialtyRepositoryExt")
+public interface SpringDataSpecialtyRepositoryExt extends SpecialtyRepositoryExt, Repository<Specialty, Integer> {
+
+}

src/main/java/org/springframework/samples/petclinic/repository/springdatajpa/SpringDataVetRepositoryExt.java

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+package org.springframework.samples.petclinic.repository.springdatajpa;
+
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.data.repository.Repository;
+import org.springframework.samples.petclinic.model.Vet;
+import org.springframework.samples.petclinic.repository.VetRepositoryExt;
+
+@Qualifier("VetRepositoryExt")
+public interface SpringDataVetRepositoryExt extends VetRepositoryExt, Repository<Vet, Integer> {
+
+}

src/main/java/org/springframework/samples/petclinic/repository/springdatajpa/SpringDataVisitRepositoryExt.java

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+package org.springframework.samples.petclinic.repository.springdatajpa;
+
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.data.repository.Repository;
+import org.springframework.samples.petclinic.model.Visit;
+import org.springframework.samples.petclinic.repository.VisitRepositoryExt;
+
+@Qualifier("VisitRepositoryExt")
+public interface SpringDataVisitRepositoryExt extends VisitRepositoryExt, Repository<Visit, Integer> {
+
+}