Add license headers and exclude specific files in Spotless

Author: nakamura-to

build.gradle.kts

@@ -75,12 +75,24 @@ allprojects {
     }
 
     spotless {
+        val targetExclude = "src/test/java/org/seasar/aptina/unit/*.java"
+        val licenseHeaderFile = rootProject.file("spotless/copyright.java")
+
         lineEndings = com.diffplug.spotless.LineEnding.UNIX
         java {
+            targetExclude(targetExclude)
             googleJavaFormat(catalog.google.java.format.get().version)
+            licenseHeaderFile(licenseHeaderFile)
+        }
+        // https://github.com/diffplug/spotless/issues/532
+        format("javaMisc") {
+            targetExclude(targetExclude)
+            target("src/**/package-info.java", "src/**/module-info.java")
+            licenseHeaderFile(licenseHeaderFile, "(package|module|\\/\\*\\*)")
         }
         kotlin {
             ktlint(catalog.ktlint.get().version)
+            licenseHeaderFile(licenseHeaderFile)
         }
         kotlinGradle {
             ktlint(catalog.ktlint.get().version)

spotless/copyright.java

@@ -0,0 +1,15 @@
+/*
+ * Copyright Doma Authors
+ *
+ * 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
+ *
+ *     https://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.
+ */