SLING-10542 Enable code checks with SpotBugs
diff --git a/pom.xml b/pom.xml
index 2e36cb0..bd80a1c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -106,6 +106,22 @@
           </execution>
         </executions>
       </plugin>
+      <plugin>
+        <groupId>com.github.spotbugs</groupId>
+        <artifactId>spotbugs-maven-plugin</artifactId>
+        <version>4.2.3</version>
+        <configuration>
+          <excludeFilterFile>spotbugs-exclude.xml</excludeFilterFile>
+        </configuration>
+        <executions>
+          <execution>
+            <phase>process-classes</phase>
+            <goals>
+              <goal>check</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
 
diff --git a/spotbugs-exclude.xml b/spotbugs-exclude.xml
new file mode 100644
index 0000000..09a1417
--- /dev/null
+++ b/spotbugs-exclude.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Licensed to the Apache Software Foundation (ASF) under one
+    or more contributor license agreements.  See the NOTICE file
+    distributed with this work for additional information
+    regarding copyright ownership.  The ASF licenses this file
+    to you under the Apache License, Version 2.0 (the
+    "License"); you may not use this file except in compliance
+    with the License.  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing,
+    software distributed under the License is distributed on an
+    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+    KIND, either express or implied.  See the License for the
+    specific language governing permissions and limitations
+    under the License.
+-->
+<FindBugsFilter>
+</FindBugsFilter>