From 22bce85377a7fd702b3acbbd47bf90e303f91bbe Mon Sep 17 00:00:00 2001
From: Phil Clay <philsttr@users.noreply.github.com>
Date: Sun, 7 Nov 2021 10:03:49 -0800
Subject: [PATCH 1/2] Run tests against Jackson 2.12 to ensure runtime
 compatibility

---
 .github/workflows/build.yml | 4 ++++
 pom.xml                     | 7 +++++++
 2 files changed, 11 insertions(+)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 7b1e5bbb..cf62565c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -38,6 +38,10 @@ jobs:
       - name: Build
         run: ./mvnw --batch-mode --no-transfer-progress --show-version --settings .github/maven/settings.xml verify
 
+      # Run tests against Jackson 2.12 to ensure runtime compatibility (do not recompile)
+      - name: Test Jackson 2.12
+        run: ./mvnw --batch-mode --no-transfer-progress --show-version --settings .github/maven/settings.xml -Djackson.version=2.12.5 surefire:test
+
       - name: Upload Test Reports
         uses: actions/upload-artifact@v2
         if: ${{ always() }}
diff --git a/pom.xml b/pom.xml
index 349c2ea7..7d40611a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -455,6 +455,13 @@
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-surefire-plugin</artifactId>
                     <version>${maven-surefire-plugin.version}</version>
+                    <configuration>
+                        <!--
+                            GitHub CI runs tests against different jackson versions.
+                            Therefore, differentiate the report directories by jackson versions.
+                        -->
+                        <reportsDirectory>${project.build.directory}/surefire-reports/jackson-${jackson.version}</reportsDirectory>
+                    </configuration>
                 </plugin>
                 
                 <plugin>

From 483362fa01fbb13a4c135b9eab57b093fca7459c Mon Sep 17 00:00:00 2001
From: Phil Clay <philsttr@users.noreply.github.com>
Date: Sun, 7 Nov 2021 13:39:44 -0800
Subject: [PATCH 2/2] Specify minimum jackson version in readme

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 0f361c87..c3f29726 100644
--- a/README.md
+++ b/README.md
@@ -107,7 +107,7 @@ then ensure the required dependencies (and appropriate versions) as specified in
 from the maven repository exist on the runtime classpath.
 Specifically, the following need to be available on the runtime classpath:
 
-* jackson-databind / jackson-core / jackson-annotations
+* jackson-databind / jackson-core / jackson-annotations >= 2.12.0
 * logback-core >= 1.2.0
 * logback-classic >= 1.2.0 (required for logging _LoggingEvents_)
 * logback-access >= 1.2.0 (required for logging _AccessEvents_)