Support removing wildcard imports via removeWildcardImports step

plugin-gradle/src/test/java/com/diffplug/gradle/spotless/RemoveWildcardImportsTest.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright 2016-2025 DiffPlug
+ *
+ * Licensed 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.
+ */
+package com.diffplug.gradle.spotless;
+
+import java.io.IOException;
+
+import org.junit.jupiter.api.Test;
+
+class RemoveWildcardImportsTest extends GradleIntegrationHarness {
+	@Test
+	void integration() throws IOException {
+		setFile("build.gradle").toLines(
+			"plugins {",
+			"    id 'com.diffplug.spotless'",
+			"}",
+			"repositories { mavenCentral() }",
+			"",
+			"spotless {",
+			"    java {",
+			"        target file('test.java')",
+			"        removeWildcardImports()",
+			"    }",
+			"}");
+
+		setFile("test.java").toResource("java/removewildcardimports/JavaCodeWildcardsUnformatted.test");
+		gradleRunner().withArguments("spotlessApply").build();
+		assertFile("test.java").sameAsResource("java/removewildcardimports/JavaCodeWildcardsFormatted.test");
+	}
+}