snapshot()

Author: cowtowncoder

avro/src/main/java/com/fasterxml/jackson/dataformat/avro/AvroFactory.java

@@ -140,6 +140,14 @@ public AvroFactory copy() {
         return new AvroFactory(this);
     }
 
+    /**
+     * Instances are immutable so just return `this`
+     */
+    @Override
+    public TokenStreamFactory snapshot() {
+        return this;
+    }
+    
     /*
     /**********************************************************
     /* Serializable overrides

cbor/src/main/java/com/fasterxml/jackson/dataformat/cbor/CBORFactory.java

@@ -132,6 +132,14 @@ public CBORFactory copy() {
         return new CBORFactory(this);
     }
 
+    /**
+     * Instances are immutable so just return `this`
+     */
+    @Override
+    public TokenStreamFactory snapshot() {
+        return this;
+    }
+
     /*
     /**********************************************************
     /* Serializable overrides

ion/src/main/java/com/fasterxml/jackson/dataformat/ion/IonFactory.java

@@ -136,12 +136,18 @@ public static IonFactoryBuilder builderForTextualWriters() {
     }
 
     @Override
-    public IonFactory copy()
-    {
-        // note: as with base class, must NOT copy mapper reference
+    public IonFactory copy() {
         return new IonFactory(this);
     }
 
+    /**
+     * Instances are immutable so just return `this`
+     */
+    @Override
+    public TokenStreamFactory snapshot() {
+        return this;
+    }
+    
     /*                                                                                       
     /**********************************************************                              
     /* Basic introspection                                                                  

protobuf/src/main/java/com/fasterxml/jackson/dataformat/protobuf/ProtobufFactory.java

@@ -53,6 +53,14 @@ public ProtobufFactory copy(){
         return new ProtobufFactory(this);
     }
 
+    /**
+     * Instances are immutable so just return `this`
+     */
+    @Override
+    public TokenStreamFactory snapshot() {
+        return this;
+    }
+    
     /*
     /**********************************************************
     /* Serializable overrides

smile/src/main/java/com/fasterxml/jackson/dataformat/smile/SmileFactory.java

@@ -140,11 +140,18 @@ public static SmileFactoryBuilder builder() {
     }
 
     @Override
-    public SmileFactory copy()
-    {
+    public SmileFactory copy() {
         return new SmileFactory(this);
     }
 
+    /**
+     * Instances are immutable so just return `this`
+     */
+    @Override
+    public TokenStreamFactory snapshot() {
+        return this;
+    }
+    
     /*
     /**********************************************************
     /* Serializable overrides
@@ -154,7 +161,6 @@ public SmileFactory copy()
     /**
      * Method that we need to override to actually make restoration go
      * through constructors etc.
-     * Also: must be overridden by sub-classes as well.
      */
     protected Object readResolve() {
         return new SmileFactory(this);