diff --git a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddOwnerForm.java b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddOwnerForm.java
index a5b31f85717..cd830aff6fb 100644
--- a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddOwnerForm.java
+++ b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddOwnerForm.java
@@ -1,3 +1,4 @@
+
 package org.springframework.samples.petclinic.web;
 
 import org.springframework.beans.factory.annotation.Autowired;
@@ -7,18 +8,18 @@ import org.springframework.samples.petclinic.validation.OwnerValidator;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.validation.BindingResult;
+import org.springframework.web.bind.WebDataBinder;
+import org.springframework.web.bind.annotation.InitBinder;
 import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.SessionAttributes;
-import org.springframework.web.bind.annotation.InitBinder;
 import org.springframework.web.bind.support.SessionStatus;
-import org.springframework.web.bind.WebDataBinder;
 
 /**
- * JavaBean form controller that is used to add a new <code>Owner</code> to
- * the system.
- *
+ * JavaBean form controller that is used to add a new <code>Owner</code> to the
+ * system.
+ * 
  * @author Juergen Hoeller
  * @author Ken Krebs
  * @author Arjen Poutsma
@@ -30,6 +31,7 @@ public class AddOwnerForm {
 
 	private final Clinic clinic;
 
+
 	@Autowired
 	public AddOwnerForm(Clinic clinic) {
 		this.clinic = clinic;
@@ -37,7 +39,7 @@ public class AddOwnerForm {
 
 	@InitBinder
 	public void setAllowedFields(WebDataBinder dataBinder) {
-		dataBinder.setDisallowedFields(new String[] {"id"});
+		dataBinder.setDisallowedFields("id");
 	}
 
 	@RequestMapping(method = RequestMethod.GET)
diff --git a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddPetForm.java b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddPetForm.java
index 4247cf8d295..586cf3d67c5 100644
--- a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddPetForm.java
+++ b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddPetForm.java
@@ -1,3 +1,4 @@
+
 package org.springframework.samples.petclinic.web;
 
 import java.util.Collection;
@@ -11,19 +12,19 @@ import org.springframework.samples.petclinic.validation.PetValidator;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.validation.BindingResult;
+import org.springframework.web.bind.WebDataBinder;
+import org.springframework.web.bind.annotation.InitBinder;
 import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.SessionAttributes;
-import org.springframework.web.bind.annotation.InitBinder;
-import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.support.SessionStatus;
-import org.springframework.web.bind.WebDataBinder;
 
 /**
  * JavaBean form controller that is used to add a new <code>Pet</code> to the
  * system.
- *
+ * 
  * @author Juergen Hoeller
  * @author Ken Krebs
  * @author Arjen Poutsma
@@ -35,6 +36,7 @@ public class AddPetForm {
 
 	private final Clinic clinic;
 
+
 	@Autowired
 	public AddPetForm(Clinic clinic) {
 		this.clinic = clinic;
@@ -47,7 +49,7 @@ public class AddPetForm {
 
 	@InitBinder
 	public void setAllowedFields(WebDataBinder dataBinder) {
-		dataBinder.setDisallowedFields(new String[] {"id"});
+		dataBinder.setDisallowedFields("id");
 	}
 
 	@RequestMapping(method = RequestMethod.GET)
diff --git a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddVisitForm.java b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddVisitForm.java
index 0c0179facbc..68368644026 100644
--- a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddVisitForm.java
+++ b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/AddVisitForm.java
@@ -1,3 +1,4 @@
+
 package org.springframework.samples.petclinic.web;
 
 import org.springframework.beans.factory.annotation.Autowired;
@@ -8,19 +9,19 @@ import org.springframework.samples.petclinic.validation.VisitValidator;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.validation.BindingResult;
+import org.springframework.web.bind.WebDataBinder;
+import org.springframework.web.bind.annotation.InitBinder;
 import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.SessionAttributes;
-import org.springframework.web.bind.annotation.InitBinder;
-import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.support.SessionStatus;
-import org.springframework.web.bind.WebDataBinder;
 
 /**
- * JavaBean form controller that is used to add a new <code>Visit</code> to
- * the system.
- *
+ * JavaBean form controller that is used to add a new <code>Visit</code> to the
+ * system.
+ * 
  * @author Juergen Hoeller
  * @author Ken Krebs
  * @author Arjen Poutsma
@@ -32,6 +33,7 @@ public class AddVisitForm {
 
 	private final Clinic clinic;
 
+
 	@Autowired
 	public AddVisitForm(Clinic clinic) {
 		this.clinic = clinic;
@@ -39,7 +41,7 @@ public class AddVisitForm {
 
 	@InitBinder
 	public void setAllowedFields(WebDataBinder dataBinder) {
-		dataBinder.setDisallowedFields(new String[] {"id"});
+		dataBinder.setDisallowedFields("id");
 	}
 
 	@RequestMapping(method = RequestMethod.GET)
diff --git a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/EditOwnerForm.java b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/EditOwnerForm.java
index 589ef2d8ba2..0b65de51bf6 100644
--- a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/EditOwnerForm.java
+++ b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/EditOwnerForm.java
@@ -1,3 +1,4 @@
+
 package org.springframework.samples.petclinic.web;
 
 import org.springframework.beans.factory.annotation.Autowired;
@@ -7,18 +8,18 @@ import org.springframework.samples.petclinic.validation.OwnerValidator;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.validation.BindingResult;
+import org.springframework.web.bind.WebDataBinder;
+import org.springframework.web.bind.annotation.InitBinder;
 import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.SessionAttributes;
-import org.springframework.web.bind.annotation.InitBinder;
-import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.support.SessionStatus;
-import org.springframework.web.bind.WebDataBinder;
 
 /**
  * JavaBean Form controller that is used to edit an existing <code>Owner</code>.
- *
+ * 
  * @author Juergen Hoeller
  * @author Ken Krebs
  * @author Arjen Poutsma
@@ -30,6 +31,7 @@ public class EditOwnerForm {
 
 	private final Clinic clinic;
 
+
 	@Autowired
 	public EditOwnerForm(Clinic clinic) {
 		this.clinic = clinic;
@@ -37,7 +39,7 @@ public class EditOwnerForm {
 
 	@InitBinder
 	public void setAllowedFields(WebDataBinder dataBinder) {
-		dataBinder.setDisallowedFields(new String[] {"id"});
+		dataBinder.setDisallowedFields("id");
 	}
 
 	@RequestMapping(method = RequestMethod.GET)
diff --git a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/EditPetForm.java b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/EditPetForm.java
index bf9f96a9fe9..1a7fd6ed3c6 100644
--- a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/EditPetForm.java
+++ b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/EditPetForm.java
@@ -1,3 +1,4 @@
+
 package org.springframework.samples.petclinic.web;
 
 import java.util.Collection;
@@ -10,18 +11,18 @@ import org.springframework.samples.petclinic.validation.PetValidator;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.validation.BindingResult;
+import org.springframework.web.bind.WebDataBinder;
+import org.springframework.web.bind.annotation.InitBinder;
 import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.SessionAttributes;
-import org.springframework.web.bind.annotation.InitBinder;
-import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.support.SessionStatus;
-import org.springframework.web.bind.WebDataBinder;
 
 /**
  * JavaBean Form controller that is used to edit an existing <code>Pet</code>.
- *
+ * 
  * @author Juergen Hoeller
  * @author Ken Krebs
  * @author Arjen Poutsma
@@ -33,6 +34,7 @@ public class EditPetForm {
 
 	private final Clinic clinic;
 
+
 	@Autowired
 	public EditPetForm(Clinic clinic) {
 		this.clinic = clinic;
@@ -45,7 +47,7 @@ public class EditPetForm {
 
 	@InitBinder
 	public void setAllowedFields(WebDataBinder dataBinder) {
-		dataBinder.setDisallowedFields(new String[] {"id"});
+		dataBinder.setDisallowedFields("id");
 	}
 
 	@RequestMapping(method = RequestMethod.GET)
@@ -55,7 +57,7 @@ public class EditPetForm {
 		return "pets/form";
 	}
 
-	@RequestMapping(method = {RequestMethod.PUT, RequestMethod.POST})
+	@RequestMapping(method = { RequestMethod.PUT, RequestMethod.POST })
 	public String processSubmit(@ModelAttribute("pet") Pet pet, BindingResult result, SessionStatus status) {
 		new PetValidator().validate(pet, result);
 		if (result.hasErrors()) {
diff --git a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/FindOwnersForm.java b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/FindOwnersForm.java
index 7ffe421fc91..eb93fabad0a 100644
--- a/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/FindOwnersForm.java
+++ b/org.springframework.samples.petclinic/src/main/java/org/springframework/samples/petclinic/web/FindOwnersForm.java
@@ -1,3 +1,4 @@
+
 package org.springframework.samples.petclinic.web;
 
 import java.util.Collection;
@@ -8,15 +9,15 @@ import org.springframework.samples.petclinic.Owner;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.validation.BindingResult;
+import org.springframework.web.bind.WebDataBinder;
+import org.springframework.web.bind.annotation.InitBinder;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
-import org.springframework.web.bind.annotation.InitBinder;
-import org.springframework.web.bind.WebDataBinder;
 
 /**
  * JavaBean Form controller that is used to search for <code>Owner</code>s by
  * last name.
- *
+ * 
  * @author Juergen Hoeller
  * @author Ken Krebs
  * @author Arjen Poutsma
@@ -26,6 +27,7 @@ public class FindOwnersForm {
 
 	private final Clinic clinic;
 
+
 	@Autowired
 	public FindOwnersForm(Clinic clinic) {
 		this.clinic = clinic;
@@ -33,23 +35,23 @@ public class FindOwnersForm {
 
 	@InitBinder
 	public void setAllowedFields(WebDataBinder dataBinder) {
-		dataBinder.setDisallowedFields(new String[] {"id"});
+		dataBinder.setDisallowedFields("id");
 	}
 
 	@RequestMapping(value = "/owners/search", method = RequestMethod.GET)
-	public  String setupForm(Model model) {
+	public String setupForm(Model model) {
 		model.addAttribute("owner", new Owner());
 		return "owners/search";
 	}
 
 	@RequestMapping(value = "/owners", method = RequestMethod.GET)
-	public  String processSubmit(Owner owner, BindingResult result, Model model) {
-		
+	public String processSubmit(Owner owner, BindingResult result, Model model) {
+
 		// allow parameterless GET request for /owners to return all records
-		if(owner.getLastName() == null) {
+		if (owner.getLastName() == null) {
 			owner.setLastName(""); // empty string signifies broadest possible search
 		}
-		
+
 		// find owners by last name
 		Collection<Owner> results = this.clinic.findOwners(owner.getLastName());
 		if (results.size() < 1) {