Merge branch '2.11' into 2.12

Author: cowtowncoder

release-notes/CREDITS-2.x

@@ -241,6 +241,11 @@ James Agnew (jamesagnew@github)
   * Contributed implementation of #611: Optionally allow leading decimal in float tokens
   (2.11.0)
 
+Pavel Krutikhin (pakru@github)
+  * Contributed fix for #647: Fix NPE in `writeNumber(String)` method of `UTF8JsonGenerator`,
+  `WriterBasedJsonGenerator`
+  (2.11.4)
+
 Pavan Kalyan (pavan-kalyan@github)
   * Contributed #500: Allow "optional-padding" for `Base64Variant`
   (2.12.0)

release-notes/VERSION-2.x

@@ -30,6 +30,12 @@ JSON library.
 #640: Add `JacksonException` as parent class of `JsonProcessingException`
 - Deprecate `JsonParser.getCurrentTokenId()` (use `#currentTokenId()` instead)
 
+2.11.4 (not yet released)
+
+#647: Fix NPE in `writeNumber(String)` method of `UTF8JsonGenerator`,
+  `WriterBasedJsonGenerator`
+ (contributed by Pavel K)
+
 2.11.3 (02-Oct-2020)
 2.11.2 (02-Aug-2020)
 2.11.1 (25-Jun-2020)

src/main/java/com/fasterxml/jackson/core/json/UTF8JsonGenerator.java

@@ -1069,7 +1069,9 @@ public void writeNumber(BigDecimal value) throws IOException
     public void writeNumber(String encodedValue) throws IOException
     {
         _verifyValueWrite(WRITE_NUMBER);
-        if (_cfgNumbersAsStrings) {
+        if (encodedValue == null) {
+            _writeNull();
+        } else if (_cfgNumbersAsStrings) {
             _writeQuotedRaw(encodedValue);            
         } else {
             writeRaw(encodedValue);

src/main/java/com/fasterxml/jackson/core/json/WriterBasedJsonGenerator.java

@@ -844,7 +844,9 @@ public void writeNumber(BigDecimal value) throws IOException
     public void writeNumber(String encodedValue) throws IOException
     {
         _verifyValueWrite(WRITE_NUMBER);
-        if (_cfgNumbersAsStrings) {
+        if (encodedValue == null) {
+            _writeNull();
+        } else if (_cfgNumbersAsStrings) {
             _writeQuotedRaw(encodedValue);
         } else {
             writeRaw(encodedValue);

src/test/java/com/fasterxml/jackson/core/json/GeneratorFeaturesTest.java

@@ -95,16 +95,16 @@ public void testNumbersAsJSONStrings() throws IOException
     {
         JsonFactory f = new JsonFactory();
         // by default should output numbers as-is:
-        assertEquals("[1,2,3,1.25,2.25,3001,0.5,-1,12.3]", _writeNumbers(f, false));
-        assertEquals("[1,2,3,1.25,2.25,3001,0.5,-1,12.3]", _writeNumbers(f, true));
+        assertEquals("[1,2,3,1.25,2.25,3001,0.5,-1,12.3,null,null,null]", _writeNumbers(f, false));
+        assertEquals("[1,2,3,1.25,2.25,3001,0.5,-1,12.3,null,null,null]", _writeNumbers(f, true));
 
         // but if overridden, quotes as Strings
         f = JsonFactory.builder()
                 .enable(JsonWriteFeature.WRITE_NUMBERS_AS_STRINGS)
                 .build();
-        assertEquals("[\"1\",\"2\",\"3\",\"1.25\",\"2.25\",\"3001\",\"0.5\",\"-1\",\"12.3\"]",
+        assertEquals("[\"1\",\"2\",\"3\",\"1.25\",\"2.25\",\"3001\",\"0.5\",\"-1\",\"12.3\",null,null,null]",
                      _writeNumbers(f, false));
-        assertEquals("[\"1\",\"2\",\"3\",\"1.25\",\"2.25\",\"3001\",\"0.5\",\"-1\",\"12.3\"]",
+        assertEquals("[\"1\",\"2\",\"3\",\"1.25\",\"2.25\",\"3001\",\"0.5\",\"-1\",\"12.3\",null,null,null]",
                 _writeNumbers(f, true));
 
 
@@ -228,6 +228,9 @@ private String _writeNumbers(JsonFactory f, boolean useBytes) throws IOException
         g.writeNumber(BigDecimal.valueOf(0.5));
         g.writeNumber("-1");
         g.writeNumber(new char[]{'1', '2', '.', '3', '-'}, 0, 4);
+        g.writeNumber((String) null);
+        g.writeNumber((BigDecimal) null);
+        g.writeNumber((BigInteger) null);
         g.writeEndArray();
         g.close();