Tidy up compiler warnings

src/main/java/org/springframework/samples/petclinic/model/Person.java

@@ -17,8 +17,7 @@ package org.springframework.samples.petclinic.model;
 
 import javax.persistence.Column;
 import javax.persistence.MappedSuperclass;
-
-import org.hibernate.validator.constraints.NotEmpty;
+import javax.validation.constraints.NotEmpty;
 
 /**
  * Simple JavaBean domain object representing an person.

src/main/java/org/springframework/samples/petclinic/owner/Owner.java

@@ -27,8 +27,8 @@ import javax.persistence.Entity;
 import javax.persistence.OneToMany;
 import javax.persistence.Table;
 import javax.validation.constraints.Digits;
+import javax.validation.constraints.NotEmpty;
 
-import org.hibernate.validator.constraints.NotEmpty;
 import org.springframework.beans.support.MutableSortDefinition;
 import org.springframework.beans.support.PropertyComparator;
 import org.springframework.core.style.ToStringCreator;
@@ -61,7 +61,6 @@ public class Owner extends Person {
     @OneToMany(cascade = CascadeType.ALL, mappedBy = "owner")
     private Set<Pet> pets;
 
-
     public String getAddress() {
         return this.address;
     }
@@ -99,7 +98,8 @@ public class Owner extends Person {
 
     public List<Pet> getPets() {
         List<Pet> sortedPets = new ArrayList<>(getPetsInternal());
-        PropertyComparator.sort(sortedPets, new MutableSortDefinition("name", true, true));
+        PropertyComparator.sort(sortedPets,
+                new MutableSortDefinition("name", true, true));
         return Collections.unmodifiableList(sortedPets);
     }
 
@@ -144,13 +144,9 @@ public class Owner extends Person {
     public String toString() {
         return new ToStringCreator(this)
 
-            .append("id", this.getId())
-            .append("new", this.isNew())
+                .append("id", this.getId()).append("new", this.isNew())
                 .append("lastName", this.getLastName())
-            .append("firstName", this.getFirstName())
-            .append("address", this.address)
-            .append("city", this.city)
-            .append("telephone", this.telephone)
-            .toString();
+                .append("firstName", this.getFirstName()).append("address", this.address)
+                .append("city", this.city).append("telephone", this.telephone).toString();
     }
 }

src/main/java/org/springframework/samples/petclinic/system/CrashController.java

@@ -17,8 +17,6 @@ package org.springframework.samples.petclinic.system;
 
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RequestMethod;
 
 /**
  * Controller used to showcase what happens when an exception is thrown
@@ -32,8 +30,8 @@ class CrashController {
 
     @GetMapping("/oups")
     public String triggerException() {
-        throw new RuntimeException(
-                "Expected: controller used to showcase what " + "happens when an exception is thrown");
+        throw new RuntimeException("Expected: controller used to showcase what "
+                + "happens when an exception is thrown");
     }
 
 }

src/main/java/org/springframework/samples/petclinic/visit/Visit.java

@@ -22,8 +22,8 @@ import javax.persistence.Entity;
 import javax.persistence.Table;
 import javax.persistence.Temporal;
 import javax.persistence.TemporalType;
+import javax.validation.constraints.NotEmpty;
 
-import org.hibernate.validator.constraints.NotEmpty;
 import org.springframework.format.annotation.DateTimeFormat;
 import org.springframework.samples.petclinic.model.BaseEntity;
 
@@ -46,11 +46,9 @@ public class Visit extends BaseEntity {
     @Column(name = "description")
     private String description;
 
-
     @Column(name = "pet_id")
     private Integer petId;
 
-
     /**
      * Creates a new instance of Visit for the current date
      */
@@ -58,32 +56,26 @@ public class Visit extends BaseEntity {
         this.date = new Date();
     }
 
-
     public Date getDate() {
         return this.date;
     }
 
-
     public void setDate(Date date) {
         this.date = date;
     }
 
-
     public String getDescription() {
         return this.description;
     }
 
-
     public void setDescription(String description) {
         this.description = description;
     }
 
-
     public Integer getPetId() {
         return this.petId;
     }
 
-
     public void setPetId(Integer petId) {
         this.petId = petId;
     }

src/test/java/org/springframework/samples/petclinic/model/ValidatorTests.java

@@ -1,7 +1,5 @@
 package org.springframework.samples.petclinic.model;
 
-import static org.assertj.core.api.Assertions.assertThat;
-
 import java.util.Locale;
 import java.util.Set;
 
@@ -9,13 +7,15 @@ import javax.validation.ConstraintViolation;
 import javax.validation.Validator;
 
 import org.junit.Test;
+
 import org.springframework.context.i18n.LocaleContextHolder;
 import org.springframework.validation.beanvalidation.LocalValidatorFactoryBean;
 
+import static org.assertj.core.api.Assertions.assertThat;
+
 /**
- * @author Michael Isvy
- *         Simple test to make sure that Bean Validation is working
- *         (useful when upgrading to a new version of Hibernate Validator/ Bean Validation)
+ * @author Michael Isvy Simple test to make sure that Bean Validation is working (useful
+ * when upgrading to a new version of Hibernate Validator/ Bean Validation)
  */
 public class ValidatorTests {
 
@@ -34,12 +34,13 @@ public class ValidatorTests {
         person.setLastName("smith");
 
         Validator validator = createValidator();
-        Set<ConstraintViolation<Person>> constraintViolations = validator.validate(person);
+        Set<ConstraintViolation<Person>> constraintViolations = validator
+                .validate(person);
 
         assertThat(constraintViolations.size()).isEqualTo(1);
         ConstraintViolation<Person> violation = constraintViolations.iterator().next();
         assertThat(violation.getPropertyPath().toString()).isEqualTo("firstName");
-        assertThat(violation.getMessage()).isEqualTo("may not be empty");
+        assertThat(violation.getMessage()).isEqualTo("must not be empty");
     }
 
 }

src/test/java/org/springframework/samples/petclinic/owner/PetTypeFormatterTests.java

@@ -1,7 +1,5 @@
 package org.springframework.samples.petclinic.owner;
 
-import static org.junit.Assert.assertEquals;
-
 import java.text.ParseException;
 import java.util.ArrayList;
 import java.util.Collection;
@@ -13,10 +11,9 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.Mock;
 import org.mockito.Mockito;
-import org.mockito.runners.MockitoJUnitRunner;
-import org.springframework.samples.petclinic.owner.PetRepository;
-import org.springframework.samples.petclinic.owner.PetType;
-import org.springframework.samples.petclinic.owner.PetTypeFormatter;
+import org.mockito.junit.MockitoJUnitRunner;
+
+import static org.junit.Assert.assertEquals;
 
 /**
  * Test class for {@link PetTypeFormatter}
@@ -64,12 +61,12 @@ public class PetTypeFormatterTests {
      */
     private List<PetType> makePetTypes() {
         List<PetType> petTypes = new ArrayList<>();
-        petTypes.add(new PetType(){
+        petTypes.add(new PetType() {
             {
                 setName("Dog");
             }
         });
-        petTypes.add(new PetType(){
+        petTypes.add(new PetType() {
             {
                 setName("Bird");
             }