Minor warnings clean up

Author: cowtowncoder

hibernate4/src/main/java/tools/jackson/datatype/hibernate4/HibernateSerializerModifier.java

@@ -11,6 +11,8 @@
 public class HibernateSerializerModifier
     extends ValueSerializerModifier
 {
+    private static final long serialVersionUID = 3L;
+
     protected final int _features;
 
     protected final SessionFactory _sessionFactory;

hibernate4/src/main/java/tools/jackson/datatype/hibernate4/PersistentCollectionSerializer.java

@@ -1,6 +1,5 @@
 package tools.jackson.datatype.hibernate4;
 
-import java.io.IOException;
 import java.util.*;
 
 import javax.persistence.*;
@@ -31,12 +30,8 @@
 public class PersistentCollectionSerializer
     extends StdContainerSerializer<Object>
 {
-    private static final long serialVersionUID = 1L; // since 2.7
-
     /**
      * Type for which underlying serializer was created.
-     *
-     * @since 2.7
      */
     protected final JavaType _originalType;
 
@@ -69,9 +64,6 @@ public PersistentCollectionSerializer(JavaType containerType,
         _sessionFactory = sessionFactory;
     }
 
-    /**
-     * @since 2.7
-     */
     @SuppressWarnings("unchecked")
     protected PersistentCollectionSerializer(PersistentCollectionSerializer base, ValueSerializer<?> serializer)
     {

hibernate4/src/test/java/tools/jackson/datatype/hibernate4/LazyLoadingTest.java

@@ -62,22 +62,22 @@ public void testGetCustomerJson() throws Exception
 
     @Test
     public void testSerializeIdentifierFeature() throws JacksonException {
-		Hibernate4Module module = new Hibernate4Module();
-		module.enable(Feature.SERIALIZE_IDENTIFIER_FOR_LAZY_NOT_LOADED_OBJECTS);
-		ObjectMapper objectMapper = JsonMapper.builder().addModule(module).build();
+        Hibernate4Module module = new Hibernate4Module();
+        module.enable(Feature.SERIALIZE_IDENTIFIER_FOR_LAZY_NOT_LOADED_OBJECTS);
+        ObjectMapper objectMapper = JsonMapper.builder().addModule(module).build();
 
-		EntityManagerFactory emf = Persistence.createEntityManagerFactory("persistenceUnit");
-    	try {
-    		EntityManager em = emf.createEntityManager();
-    		Customer customerRef = em.getReference(Customer.class, 103);
-    		em.close();
-    		assertFalse(Hibernate.isInitialized(customerRef));
-    		
-			String json = objectMapper.writeValueAsString(customerRef);
-			assertFalse(Hibernate.isInitialized(customerRef));
-			assertEquals("{\"customerNumber\":103}", json);
-    	} finally {
-    		emf.close();
-    	}
+        EntityManagerFactory emf = Persistence.createEntityManagerFactory("persistenceUnit");
+        try {
+            EntityManager em = emf.createEntityManager();
+            Customer customerRef = em.getReference(Customer.class, 103);
+            em.close();
+    		    assertFalse(Hibernate.isInitialized(customerRef));
+
+    		    String json = objectMapper.writeValueAsString(customerRef);
+    		    assertFalse(Hibernate.isInitialized(customerRef));
+    		    assertEquals("{\"customerNumber\":103}", json);
+        } finally {
+            emf.close();
+        }
     }
 }