Fix #838: Add Android SDK compatibility check with AnimalSniffer (#841)

Author: cowtowncoder

.github/workflows/main.yml

@@ -49,6 +49,9 @@ jobs:
     - name: Extract project Maven version
       id: projectVersion
       run: echo "version=$(./mvnw org.apache.maven.plugins:maven-help-plugin:3.3.0:evaluate -DforceStdout -Dexpression=project.version -q)" >>$GITHUB_OUTPUT
+    - name: Verify Android SDK Compatibility
+      if: matrix.java_version == '8'
+      run: ./mvnw -B -q -ff -ntp -DskipTests animal-sniffer:check
     - name: Deploy snapshot
       if: github.event_name != 'pull_request' && matrix.java_version == '8' && endsWith(steps.projectVersion.outputs.version, '-SNAPSHOT')
       env:

pom.xml

@@ -38,6 +38,15 @@
        still use Moditect to get JDK9+ module info support; need newer bundle plugin as well
        (can just defaults from `jackson-parent`)
       -->
+
+    <!-- 16-Nov-2022, tatu: [core#838] Verify Android SDK compatibility.
+         Baseline compatibility:
+         * Jackson 2.13 compatible with Android SDK 19 and up
+         * Jackson 2.14 compatible with Android SDK 19 and up
+      -->
+    <version.android.sdk>19</version.android.sdk>
+    <version.android.sdk.signature>0.5.0</version.android.sdk.signature>
+
     <osgi.export>com.fasterxml.jackson.core;version=${project.version},
 com.fasterxml.jackson.core.*;version=${project.version}
     </osgi.export>
@@ -140,6 +149,24 @@ com.fasterxml.jackson.core.*;version=${project.version}
         <groupId>de.jjohannes</groupId>
         <artifactId>gradle-module-metadata-maven-plugin</artifactId>
       </plugin>
+
+      <!-- 16-Nov-2022, tatu: [core#838] add verification of compatibility
+           wrt Android SDK versions using AnimalSniffer with "gummy bears" signatures.
+           To be run from CI, but manually with:
+              mvn clean package animal-sniffer:check
+        -->
+      <plugin>
+        <groupId>org.codehaus.mojo</groupId>
+        <artifactId>animal-sniffer-maven-plugin</artifactId>
+        <version>1.22</version>
+        <configuration>
+          <signature>
+            <groupId>com.toasttab.android</groupId>
+            <artifactId>gummy-bears-api-${version.android.sdk}</artifactId>
+            <version>${version.android.sdk.signature}</version>
+          </signature>
+        </configuration>
+      </plugin>
     </plugins>
   </build>