DATAJPA-1336 - Removes unused imports.

Original pull request: #273.

src/main/java/org/springframework/data/jpa/domain/Specifications.java

@@ -25,7 +25,6 @@ import javax.persistence.criteria.Predicate;
 import javax.persistence.criteria.Root;
 
 import org.springframework.lang.Nullable;
-import org.springframework.util.Assert;
 
 /**
  * Helper class to easily combine {@link Specification} instances.

src/test/java/org/springframework/data/jpa/repository/RepositoryWithIdClassKeyTests.java

@@ -26,7 +26,6 @@ import org.junit.rules.ExpectedException;
 import org.junit.runner.RunWith;
 
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.ImportResource;
 import org.springframework.data.jpa.domain.sample.Item;
@@ -39,8 +38,6 @@ import org.springframework.data.jpa.repository.sample.ItemRepository;
 import org.springframework.data.jpa.repository.sample.ItemSiteRepository;
 import org.springframework.data.jpa.repository.sample.SampleConfig;
 import org.springframework.data.jpa.repository.sample.SiteRepository;
-import org.springframework.data.querydsl.EntityPathResolver;
-import org.springframework.data.querydsl.SimpleEntityPathResolver;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.transaction.annotation.Transactional;

src/test/java/org/springframework/data/jpa/repository/UserRepositoryTests.java

@@ -60,7 +60,6 @@ import org.springframework.data.domain.Slice;
 import org.springframework.data.domain.Sort;
 import org.springframework.data.domain.Sort.Direction;
 import org.springframework.data.domain.Sort.Order;
-import org.springframework.data.domain.ExampleMatcher.*;
 import org.springframework.data.jpa.domain.Specification;
 import org.springframework.data.jpa.domain.sample.Address;
 import org.springframework.data.jpa.domain.sample.Role;

src/test/java/org/springframework/data/jpa/repository/query/ParameterBinderUnitTests.java

@@ -17,7 +17,6 @@ package org.springframework.data.jpa.repository.query;
 
 import static java.util.Collections.*;
 import static javax.persistence.TemporalType.*;
-import static org.mockito.ArgumentMatchers.anyObject;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.*;
 

src/test/java/org/springframework/data/jpa/repository/support/JpaRepositoryFactoryUnitTests.java

@@ -39,7 +39,6 @@ import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.custom.CustomGenericJpaRepositoryFactory;
 import org.springframework.data.jpa.repository.custom.UserCustomExtendedRepository;
 import org.springframework.data.querydsl.QuerydslPredicateExecutor;
-import org.springframework.data.repository.core.support.DefaultRepositoryMetadata;
 import org.springframework.data.repository.query.QueryLookupStrategy.Key;
 import org.springframework.test.util.ReflectionTestUtils;
 import org.springframework.transaction.annotation.Transactional;