Merge branch '2.12' into 2.13

datetime/src/test/java/com/fasterxml/jackson/datatype/jsr310/misc/UnsupportedTypesTest.java

@@ -0,0 +1,33 @@
+package com.fasterxml.jackson.datatype.jsr310.misc;
+
+import java.time.temporal.TemporalAdjuster;
+import java.time.temporal.TemporalAdjusters;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.datatype.jsr310.ModuleTestBase;
+
+public class UnsupportedTypesTest extends ModuleTestBase
+{
+    // [modules-java8#207]
+    static class TAWrapper {
+        public TemporalAdjuster a;
+
+        public TAWrapper(TemporalAdjuster a) {
+            this.a = a;
+        }
+    }
+
+    // [modules-java#207]: should not fail on `TemporalAdjuster`
+    @Test
+    public void testTemporalAdjusterSerialization() throws Exception
+    {
+        ObjectMapper mapper = newMapper();
+
+        // Not 100% sure how this happens, actually; should fail on empty "POJO"?
+        Assert.assertEquals(a2q("{'a':{}}"),
+                mapper.writeValueAsString(new TAWrapper(TemporalAdjusters.firstDayOfMonth())));
+    }
+}

release-notes/CREDITS-2.x

@@ -140,3 +140,8 @@ Oriol Barcelona (obarcelonap@github)
   * Contributed fix for #189: Support use of "pattern" (`ChronoUnit`) for
     `DurationSerializer` too
    (2.12.0)
+
+Gökhan Öner (gokhanoner@github)
+  * Reported #207: Fail to serialize `TemporalAdjuster` type with 2.12
+   (2.12.3)
+

release-notes/VERSION-2.x

@@ -12,6 +12,11 @@ Modules:
 
 No changes since 2.12
 
+2.12.3 (not yet released)
+
+#207: Fail to serialize `TemporalAdjuster` type with 2.12
+ (reported by Gökhan Ö)
+
 2.12.2 (03-Mar-2021)
 
 #202: Unable to deserialize `YearMonth` when running as java9 module,