From d22ddedc3e2cab48556dd86b2bd98c0fdd4fb8d8 Mon Sep 17 00:00:00 2001
From: Basil Crow <me@basilcrow.com>
Date: Thu, 3 Nov 2022 08:13:55 -0700
Subject: [PATCH] Define a standard SpotBugs exclude filter file (#337)

---
 pom.xml | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/pom.xml b/pom.xml
index 5e66af3..950ff35 100644
--- a/pom.xml
+++ b/pom.xml
@@ -675,6 +675,11 @@
         <groupId>com.github.spotbugs</groupId>
         <artifactId>spotbugs-maven-plugin</artifactId>
         <configuration>
+          <!--
+            Do not define "excludeFilterFile" here, as it will force consumers to provide a file.
+            Instead, we configure this below in a profile conditionally activated based on the
+            presence of this file.
+          -->
           <xmlOutput>true</xmlOutput>
           <spotbugsXmlOutput>false</spotbugsXmlOutput>
           <plugins>
@@ -818,6 +823,30 @@
         </plugins>
       </build>
     </profile>
+    <profile>
+      <id>spotbugs-exclusion-file</id>
+      <activation>
+        <file>
+          <exists>${maven.multiModuleProjectDirectory}/src/spotbugs/excludesFilter.xml</exists>
+        </file>
+      </activation>
+      <build>
+        <plugins>
+          <plugin>
+            <groupId>com.github.spotbugs</groupId>
+            <artifactId>spotbugs-maven-plugin</artifactId>
+            <executions>
+              <execution>
+                <id>spotbugs</id>
+                <configuration>
+                  <excludeFilterFile>${maven.multiModuleProjectDirectory}/src/spotbugs/excludesFilter.xml</excludeFilterFile>
+                </configuration>
+              </execution>
+            </executions>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
     <profile>
       <id>all-tests</id>
       <activation>