Initial implementation of #3405 mostly complete.

src/main/java/com/fasterxml/jackson/databind/DatabindContext.java

@@ -5,7 +5,7 @@
 import java.util.TimeZone;
 
 import com.fasterxml.jackson.annotation.*;
-
+import com.fasterxml.jackson.databind.cfg.DatatypeFeature;
 import com.fasterxml.jackson.databind.cfg.HandlerInstantiator;
 import com.fasterxml.jackson.databind.cfg.MapperConfig;
 import com.fasterxml.jackson.databind.introspect.Annotated;
@@ -61,9 +61,9 @@ public abstract class DatabindContext
     /* Access to specific config settings
     /**********************************************************
      */
-    
+
     /**
-     * Convenience method for checking whether specified serialization
+     * Convenience method for checking whether specified Mapper
      * feature is enabled or not.
      * Shortcut for:
      *<pre>
@@ -72,6 +72,14 @@ public abstract class DatabindContext
      */
     public abstract boolean isEnabled(MapperFeature feature);
 
+    /**
+     * Method for checking whether specified datatype
+     * feature is enabled or not.
+     *
+     * @since 2.14
+     */
+    public abstract boolean isEnabled(DatatypeFeature feature);
+
     /**
      * Convenience method for accessing serialization view in use (if any); equivalent to:
      *<pre>

src/main/java/com/fasterxml/jackson/databind/DeserializationConfig.java

@@ -110,13 +110,14 @@ public final class DeserializationConfig
     /**
      * Constructor used by ObjectMapper to create default configuration object instance.
      *
-     * @since 2.12
+     * @since 2.14
      */
     public DeserializationConfig(BaseSettings base,
             SubtypeResolver str, SimpleMixInResolver mixins, RootNameLookup rootNames,
-            ConfigOverrides configOverrides, CoercionConfigs coercionConfigs)
+            ConfigOverrides configOverrides, CoercionConfigs coercionConfigs,
+            DatatypeFeatures datatypeFeatures)
     {
-        super(base, str, mixins, rootNames, configOverrides);
+        super(base, str, mixins, rootNames, configOverrides, datatypeFeatures);
         _deserFeatures = DESER_FEATURE_DEFAULTS;
         _problemHandlers = null;
         _nodeFactory = JsonNodeFactory.instance;
@@ -131,7 +132,7 @@ public DeserializationConfig(BaseSettings base,
     /**
      * Copy-constructor used for making a copy used by new {@link ObjectMapper}.
      *
-     * @since 2.12
+     * @since 2.14
      */
     protected DeserializationConfig(DeserializationConfig src,
             SubtypeResolver str, SimpleMixInResolver mixins, RootNameLookup rootNames,
@@ -150,22 +151,6 @@ protected DeserializationConfig(DeserializationConfig src,
         _formatReadFeaturesToChange = src._formatReadFeaturesToChange;
     }
 
-    @Deprecated // since 2.12, remove from 2.13 or later
-    public DeserializationConfig(BaseSettings base,
-            SubtypeResolver str, SimpleMixInResolver mixins, RootNameLookup rootNames,
-            ConfigOverrides configOverrides) {
-        this(base, str, mixins, rootNames, configOverrides,
-                new CoercionConfigs());
-    }
-
-    @Deprecated // since 2.11.2, remove from 2.13 or later
-    protected DeserializationConfig(DeserializationConfig src,
-            SimpleMixInResolver mixins, RootNameLookup rootNames,
-            ConfigOverrides configOverrides) {
-        this(src, src._subtypeResolver, mixins, rootNames, configOverrides,
-                new CoercionConfigs());
-    }
-
     /*
     /**********************************************************
     /* Life-cycle, secondary constructors to support
@@ -322,6 +307,24 @@ protected DeserializationConfig(DeserializationConfig src, SimpleMixInResolver m
         _formatReadFeaturesToChange = src._formatReadFeaturesToChange;
     }
 
+    /**
+     * @since 2.14
+     */
+    protected DeserializationConfig(DeserializationConfig src,
+            DatatypeFeatures datatypeFeatures)
+    {
+        super(src, datatypeFeatures);
+        _deserFeatures = src._deserFeatures;
+        _problemHandlers = src._problemHandlers;
+        _nodeFactory = src._nodeFactory;
+        _coercionConfigs = src._coercionConfigs;
+        _ctorDetector = src._ctorDetector;
+        _parserFeatures = src._parserFeatures;
+        _parserFeaturesToChange = src._parserFeaturesToChange;
+        _formatReadFeatures = src._formatReadFeatures;
+        _formatReadFeaturesToChange = src._formatReadFeaturesToChange;
+    }
+
     // for unit tests only:
     protected BaseSettings getBaseSettings() { return _base; }
 
@@ -343,6 +346,11 @@ protected final DeserializationConfig _withMapperFeatures(long mapperFeatures) {
                 _formatReadFeatures, _formatReadFeaturesToChange);
     }
 
+    @Override
+    protected final DeserializationConfig _with(DatatypeFeatures dtFeatures) {
+        return new DeserializationConfig(this, dtFeatures);
+    }
+
     /*
     /**********************************************************
     /* Life-cycle, specific factory methods from MapperConfig
@@ -811,8 +819,16 @@ public boolean useRootWrapping()
         return isEnabled(DeserializationFeature.UNWRAP_ROOT_VALUE);
     }
 
-    public final boolean isEnabled(DeserializationFeature f) {
-        return (_deserFeatures & f.getMask()) != 0;
+    /**
+     * Accessor for checking whether give {@link DeserializationFeature}
+     * is enabled or not.
+     *
+     * @param feature Feature to check
+     *
+     * @return True if feature is enabled; false otherwise
+     */
+    public final boolean isEnabled(DeserializationFeature feature) {
+        return (_deserFeatures & feature.getMask()) != 0;
     }
 
     public final boolean isEnabled(JsonParser.Feature f, JsonFactory factory) {
@@ -852,7 +868,7 @@ public final int getDeserializationFeatures() {
     }
 
     /**
-     * Convenience method equivalant to:
+     * Convenience method equivalent to:
      *<code>
      *   isEnabled(DeserializationFeature.FAIL_ON_TRAILING_TOKENS)
      *</code>
@@ -863,6 +879,20 @@ public final boolean requiresFullValue() {
         return DeserializationFeature.FAIL_ON_TRAILING_TOKENS.enabledIn(_deserFeatures);
     }
 
+    /**
+     * Accessor for checking whether give {@link DatatypeFeature}
+     * is enabled or not.
+     *
+     * @param feature Feature to check
+     *
+     * @return True if feature is enabled; false otherwise
+     *
+     * @since 2.14
+     */
+    public final boolean isEnabled(DatatypeFeature feature) {
+        return _datatypeFeatures.isEnabled(feature);
+    }
+
     /*
     /**********************************************************
     /* Other configuration

src/main/java/com/fasterxml/jackson/databind/DeserializationContext.java

@@ -15,6 +15,7 @@
 import com.fasterxml.jackson.databind.cfg.CoercionAction;
 import com.fasterxml.jackson.databind.cfg.CoercionInputShape;
 import com.fasterxml.jackson.databind.cfg.ContextAttributes;
+import com.fasterxml.jackson.databind.cfg.DatatypeFeature;
 import com.fasterxml.jackson.databind.deser.*;
 import com.fasterxml.jackson.databind.deser.impl.ObjectIdReader;
 import com.fasterxml.jackson.databind.deser.impl.ReadableObjectId;
@@ -276,6 +277,11 @@ public final boolean isEnabled(MapperFeature feature) {
         return _config.isEnabled(feature);
     }
 
+    @Override // @since 2.14
+    public final boolean isEnabled(DatatypeFeature feature) {
+        return _config.isEnabled(feature);
+    }
+
     @Override
     public final JsonFormat.Value getDefaultPropertyFormat(Class<?> baseType) {
         return _config.getDefaultPropertyFormat(baseType);

src/main/java/com/fasterxml/jackson/databind/ObjectMapper.java

@@ -658,10 +658,12 @@ public ObjectMapper(JsonFactory jf,
         _configOverrides = new ConfigOverrides();
         _coercionConfigs = new CoercionConfigs();
         _serializationConfig = new SerializationConfig(base,
-                    _subtypeResolver, mixins, rootNames, _configOverrides);
+                    _subtypeResolver, mixins, rootNames, _configOverrides,
+                    DatatypeFeatures.defaultFeatures());
         _deserializationConfig = new DeserializationConfig(base,
                     _subtypeResolver, mixins, rootNames, _configOverrides,
-                    _coercionConfigs);
+                    _coercionConfigs,
+                    DatatypeFeatures.defaultFeatures());
 
         // Some overrides we may need
         final boolean needOrder = _jsonFactory.requiresPropertyOrdering();
@@ -880,7 +882,7 @@ public boolean isEnabled(MapperFeature f) {
             public boolean isEnabled(DeserializationFeature f) {
                 return ObjectMapper.this.isEnabled(f);
             }
-            
+
             @Override
             public boolean isEnabled(SerializationFeature f) {
                 return ObjectMapper.this.isEnabled(f);
@@ -2569,7 +2571,7 @@ public ObjectMapper disable(SerializationFeature first,
         _serializationConfig = _serializationConfig.without(first, f);
         return this;
     }
-    
+
     /*
     /**********************************************************
     /* Configuration, simple features: DeserializationFeature
@@ -2612,7 +2614,7 @@ public ObjectMapper enable(DeserializationFeature first,
         _deserializationConfig = _deserializationConfig.with(first, f);
         return this;
     }
-    
+
     /**
      * Method for enabling specified {@link DeserializationConfig} features.
      * Modifies and returns this instance; no new object is created.
@@ -2631,7 +2633,28 @@ public ObjectMapper disable(DeserializationFeature first,
         _deserializationConfig = _deserializationConfig.without(first, f);
         return this;
     }
-
+
+    /*
+    /**********************************************************
+    /* Configuration, simple features: DatatypeFeature
+    /**********************************************************
+     */
+
+    /**
+     * Method for changing state of an on/off datatype-specific feature for
+     * this object mapper.
+     */
+    public ObjectMapper configure(DatatypeFeature f, boolean state) {
+        if (state) {
+            _deserializationConfig = _deserializationConfig.with(f);
+            _serializationConfig = _serializationConfig.with(f);
+        } else {
+            _deserializationConfig = _deserializationConfig.without(f);
+            _serializationConfig = _serializationConfig.without(f);
+        }
+        return this;
+    }
+
     /*
     /**********************************************************
     /* Configuration, simple features: JsonParser.Feature

src/main/java/com/fasterxml/jackson/databind/ObjectReader.java

@@ -15,6 +15,7 @@
 import com.fasterxml.jackson.core.type.TypeReference;
 
 import com.fasterxml.jackson.databind.cfg.ContextAttributes;
+import com.fasterxml.jackson.databind.cfg.DatatypeFeature;
 import com.fasterxml.jackson.databind.deser.DataFormatReaders;
 import com.fasterxml.jackson.databind.deser.DefaultDeserializationContext;
 import com.fasterxml.jackson.databind.deser.DeserializationProblemHandler;
@@ -435,6 +436,52 @@ public ObjectReader withoutFeatures(DeserializationFeature... features) {
         return _with(_config.withoutFeatures(features));
     }    
 
+    /*
+    /**********************************************************************
+    /* Life-cycle, fluent factory methods for DatatypeFeatures (2.14+)
+    /**********************************************************************
+     */
+
+    /**
+     * Method for constructing a new reader instance that is configured
+     * with specified feature enabled.
+     *
+     * @since 2.14
+     */
+    public ObjectReader with(DatatypeFeature feature) {
+        return _with(_config.with(feature));
+    }
+
+    /**
+     * Method for constructing a new reader instance that is configured
+     * with specified features enabled.
+     *
+     * @since 2.14
+     */
+    public ObjectReader withFeatures(DatatypeFeature... features) {
+        return _with(_config.withFeatures(features));
+    }    
+
+    /**
+     * Method for constructing a new reader instance that is configured
+     * with specified feature disabled.
+     *
+     * @since 2.14
+     */
+    public ObjectReader without(DatatypeFeature feature) {
+        return _with(_config.without(feature)); 
+    }
+
+    /**
+     * Method for constructing a new reader instance that is configured
+     * with specified features disabled.
+     *
+     * @since 2.14
+     */
+    public ObjectReader withoutFeatures(DatatypeFeature... features) {
+        return _with(_config.withoutFeatures(features));
+    }    
+
     /*
     /**********************************************************
     /* Life-cycle, fluent factory methods for JsonParser.Features
@@ -953,6 +1000,13 @@ public boolean isEnabled(MapperFeature f) {
         return _config.isEnabled(f);
     }
 
+    /**
+     * @since 2.14
+     */
+    public boolean isEnabled(DatatypeFeature f) {
+        return _config.isEnabled(f);
+    }
+
     public boolean isEnabled(JsonParser.Feature f) {
         return _config.isEnabled(f, _parserFactory);
     }