Performance functional-bug fix for the Maven-plugin (#736 attempting to fix #729)

Author: nedtwigg

plugin-maven/CHANGES.md

@@ -4,7 +4,9 @@ We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (
 
 ## [Unreleased]
 ### Fixed
-* Fixed a bug which occurred if the root directory of the project was also the filesystem root ([#732](https://github.com/diffplug/spotless/pull/732))
+* Fixed a bug which occurred if the root directory of the project was also the filesystem root ([#732](https://github.com/diffplug/spotless/pull/732)).
+* Upgraded org.codehaus.plexus:plexus-utils to its latest version (3.3.0) to improve directory scanning time ([#729](https://github.com/diffplug/spotless/pull/729)).
+  * Whether this helps with the directory scanning time is unconfirmed, please report your experience in the issue above.
 
 ## [2.6.0] - 2020-11-13
 ### Added

plugin-maven/build.gradle

@@ -70,6 +70,12 @@ dependencies {
 	}
 
 	implementation "org.codehaus.plexus:plexus-resources:${VER_PLEXUS_RESOURCES}"
+	constraints {
+		implementation("org.codehaus.plexus:plexus-utils:3.3.0") {
+			because("version pulled by plexus-resources has a functional-bug affecting " +
+					"directory scanning times")
+		}
+	}
 
 	compileOnly "org.apache.maven:maven-plugin-api:${VER_MAVEN_API}"
 	compileOnly "org.apache.maven.plugin-tools:maven-plugin-annotations:${VER_MAVEN_API}"