Add utility method supporting the (recursive) removal of a (test) directory in IntegrationTestsSupport.

Author: jxblum

spring-data-geode-test/src/main/java/org/springframework/data/gemfire/tests/integration/IntegrationTestsSupport.java

@@ -536,6 +536,10 @@ public static void stopGemFireLocatorWaitOnStopEvent(long duration) {
 		return directory;
 	}
 
+	protected static boolean removeRecursiveDirectory(@NonNull File directory) {
+		return directory != null && directory.isDirectory() && FileSystemUtils.deleteRecursive(directory);
+	}
+
 	protected static boolean isDeleteDirectoryOnExit() {
 		return !System.getProperties().containsKey(DIRECTORY_DELETE_ON_EXIT_PROPERTY)
 			|| Boolean.getBoolean(DIRECTORY_DELETE_ON_EXIT_PROPERTY);