test fixes

Author: cowtowncoder

src/main/java/com/fasterxml/jackson/databind/deser/SettableBeanProperty.java

@@ -7,7 +7,6 @@
 
 import com.fasterxml.jackson.databind.*;
 import com.fasterxml.jackson.databind.deser.impl.FailingDeserializer;
-import com.fasterxml.jackson.databind.deser.impl.NullsConstantProvider;
 import com.fasterxml.jackson.databind.introspect.*;
 import com.fasterxml.jackson.databind.jsonFormatVisitors.JsonObjectFormatVisitor;
 import com.fasterxml.jackson.databind.jsontype.TypeDeserializer;
@@ -36,11 +35,6 @@ public abstract class SettableBeanProperty
     protected static final JsonDeserializer<Object> MISSING_VALUE_DESERIALIZER = new FailingDeserializer(
             "No _valueDeserializer assigned");
 
-    /**
-     * @since 2.9
-     */
-    protected static final NullValueProvider MISSING_NULL_PROVIDER = NullsConstantProvider.nuller();
-
     /**
      * Logical name of the property (often but not always derived
      * from the setter method name)
@@ -169,7 +163,7 @@ protected SettableBeanProperty(PropertyName propName, JavaType type, PropertyNam
         }
         _valueTypeDeserializer = typeDeser;
         _valueDeserializer = MISSING_VALUE_DESERIALIZER;
-        _nullProvider = MISSING_NULL_PROVIDER;
+        _nullProvider = MISSING_VALUE_DESERIALIZER;
     }
 
     /**
@@ -194,7 +188,7 @@ protected SettableBeanProperty(PropertyName propName, JavaType type,
         _valueTypeDeserializer = null;
         _valueDeserializer = valueDeser;
         // 29-Jan-2017, tatu: Presumed to be irrelevant for ObjectId values...
-        _nullProvider = MISSING_NULL_PROVIDER;
+        _nullProvider = valueDeser;
     }
 
     /**
@@ -220,7 +214,7 @@ protected SettableBeanProperty(SettableBeanProperty src)
      */
     @SuppressWarnings("unchecked")
     protected SettableBeanProperty(SettableBeanProperty src,
-            JsonDeserializer<?> deser, NullValueProvider nullAccessor)
+            JsonDeserializer<?> deser, NullValueProvider nuller)
     {
         super(src);
         _propName = src._propName;
@@ -238,10 +232,10 @@ protected SettableBeanProperty(SettableBeanProperty src,
         }
         _viewMatcher = src._viewMatcher;
         // 29-Jan-2017, tatu: Bit messy, but for now has to do...
-        if (nullAccessor == MISSING_VALUE_DESERIALIZER) {
-            nullAccessor = MISSING_NULL_PROVIDER;
+        if (nuller == MISSING_VALUE_DESERIALIZER) {
+            nuller = _valueDeserializer;
         }
-        _nullProvider = nullAccessor;
+        _nullProvider = nuller;
     }
 
     /**

src/main/java/com/fasterxml/jackson/databind/deser/impl/NullsAsEmptyProvider.java

@@ -9,8 +9,11 @@
  * Simple {@link NullValueProvider} that will always throw a
  * {@link InvalidNullException} when a null is encountered.
  */
-public class NullsAsEmptyProvider implements NullValueProvider
+public class NullsAsEmptyProvider
+    implements NullValueProvider, java.io.Serializable
 {
+    private static final long serialVersionUID = 1L;
+
     protected final JsonDeserializer<?> _deserializer;
 
     public NullsAsEmptyProvider(JsonDeserializer<?> deser) {

src/main/java/com/fasterxml/jackson/databind/deser/impl/NullsConstantProvider.java

@@ -9,8 +9,11 @@
  * Simple {@link NullValueProvider} that will always throw a
  * {@link InvalidNullException} when a null is encountered.
  */
-public class NullsConstantProvider implements NullValueProvider
+public class NullsConstantProvider
+    implements NullValueProvider, java.io.Serializable
 {
+    private static final long serialVersionUID = 1L;
+
     private final static NullsConstantProvider SKIPPER = new NullsConstantProvider(NullValueProvider.SKIP_MARKER);
 
     private final static NullsConstantProvider NULLER = new NullsConstantProvider(null);

src/main/java/com/fasterxml/jackson/databind/deser/impl/NullsFailProvider.java

@@ -9,8 +9,11 @@
  * Simple {@link NullValueProvider} that will always throw a
  * {@link InvalidNullException} when a null is encountered.
  */
-public class NullsFailProvider implements NullValueProvider
+public class NullsFailProvider
+    implements NullValueProvider, java.io.Serializable
 {
+    private static final long serialVersionUID = 1L;
+
     protected final PropertyName _name;
     protected final JavaType _type;
 

src/main/java/com/fasterxml/jackson/databind/deser/std/StdDeserializer.java

@@ -1121,7 +1121,7 @@ protected NullValueProvider findContentNullProvider(DeserializationContext ctxt,
                 return prov;
             }
         }
-        return NullsConstantProvider.nuller();
+        return valueDeser;
     }
 
     // @since 2.9

src/main/java/com/fasterxml/jackson/databind/deser/std/StringCollectionDeserializer.java

@@ -57,7 +57,7 @@ public final class StringCollectionDeserializer
     public StringCollectionDeserializer(JavaType collectionType,
             JsonDeserializer<?> valueDeser, ValueInstantiator valueInstantiator)
     {
-        this(collectionType, valueInstantiator, null, valueDeser, null, null);
+        this(collectionType, valueInstantiator, null, valueDeser, valueDeser, null);
     }
 
     @SuppressWarnings("unchecked")