fixup! Introduce semantics-aware Java import ordering. (fixes #522)

Author: Frettman

lib/src/main/java/com/diffplug/spotless/java/ImportOrderStep.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 DiffPlug
+ * Copyright 2016-2023 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

lib/src/main/java/com/diffplug/spotless/java/ImportSorter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 DiffPlug
+ * Copyright 2016-2023 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

lib/src/main/java/com/diffplug/spotless/java/ImportSorterImpl.java

@@ -291,10 +291,10 @@ public int compare(String string1, String string2) {
 			 * Ordering uses semantics of the import string by splitting it into package,
 			 * class name(s) and static member (for static imports) and then comparing by
 			 * each of those three substrings in sequence.
-			 * 
+			 *
 			 * When comparing static imports, the last segment in the dot-separated string
 			 * is considered to be the member (field, method, type) name.
-			 * 
+			 *
 			 * The first segment starting with an upper case letter is considered to be the
 			 * (first) class name. Since this comparator has no actual type information,
 			 * this auto-detection will fail for upper case package names and lower case
@@ -359,7 +359,7 @@ private String[] splitFqcnAndMember(String importString) {
 				member = null;
 			}
 
-			return new String[] { fqcn, member };
+			return new String[]{fqcn, member};
 		}
 
 		/**
@@ -406,7 +406,7 @@ private String[] splitPackageAndClasses(String fqcn) {
 				classNames = fqcn.substring(i + 1);
 			}
 
-			return new String[] { packageNames, classNames };
+			return new String[]{packageNames, classNames};
 		}
 
 		/**

plugin-gradle/src/main/java/com/diffplug/gradle/spotless/JavaExtension.java

@@ -127,13 +127,13 @@ public ImportOrderConfig treatAsPackage(Collection<String> treatAsPackage) {
 		public ImportOrderConfig treatAsClass(String... treatAsClass) {
 			return treatAsClass(Arrays.asList(treatAsClass));
 		}
-		
+
 		public ImportOrderConfig treatAsClass(Collection<String> treatAsClass) {
 			this.treatAsClass = new HashSet<>(treatAsClass);
 			replaceStep(createStep());
 			return this;
 		}
-		
+
 		private FormatterStep createStep() {
 			ImportOrderStep importOrderStep = ImportOrderStep.forJava();
 

plugin-maven/src/main/java/com/diffplug/spotless/maven/java/ImportOrder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2021 DiffPlug
+ * Copyright 2016-2023 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

testlib/src/test/java/com/diffplug/spotless/java/ImportOrderStepTest.java

@@ -15,13 +15,14 @@
  */
 package com.diffplug.spotless.java;
 
+import java.util.Set;
+
 import org.junit.jupiter.api.Test;
 
 import com.diffplug.spotless.FormatterStep;
 import com.diffplug.spotless.ResourceHarness;
 import com.diffplug.spotless.SerializableEqualityTester;
 import com.diffplug.spotless.StepHarness;
-import java.util.Set;
 
 class ImportOrderStepTest extends ResourceHarness {
 	@Test