Refactor the build.gradle.kts file (#1041)

* Remove `apply false`

* Remove eclipse related settings

* Remove deprecated Gradle features

Author: nakamura-to

build.gradle.kts

@@ -1,17 +1,13 @@
-import org.gradle.plugins.ide.eclipse.model.EclipseModel
-
 plugins {
-    eclipse
     `java-library`
     `maven-publish`
     signing
-    id("com.diffplug.eclipse.apt") apply false
     id("com.diffplug.spotless")
     id("io.github.gradle-nexus.publish-plugin")
     id("net.researchgate.release")
-    id("org.domaframework.doma.compile") apply false
-    kotlin("jvm") apply false
-    kotlin("kapt") apply false
+    id("org.domaframework.doma.compile")
+    kotlin("jvm")
+    kotlin("kapt")
 }
 
 val Project.javaModuleName: String
@@ -66,32 +62,6 @@ fun replaceVersionInDocs(ver: String) {
     }
 }
 
-fun EclipseModel.configureWithJavaRuntimeName(javaRuntimeName: String) {
-    classpath {
-        file {
-            whenMerged {
-                val classpath = this as org.gradle.plugins.ide.eclipse.model.Classpath
-                classpath.entries.removeAll {
-                    when (it) {
-                        is org.gradle.plugins.ide.eclipse.model.Output -> it.path == ".apt_generated"
-                        else -> false
-                    }
-                }
-            }
-            withXml {
-                val node = asNode()
-                node.appendNode(
-                    "classpathentry",
-                    mapOf("kind" to "src", "output" to "bin/main", "path" to ".apt_generated")
-                )
-            }
-        }
-    }
-    jdt {
-        this.javaRuntimeName = javaRuntimeName
-    }
-}
-
 allprojects {
     apply(plugin = "base")
     apply(plugin = "com.diffplug.spotless")
@@ -131,7 +101,6 @@ configure(modularProjects) {
     apply(plugin = "java-library")
     apply(plugin = "maven-publish")
     apply(plugin = "signing")
-    apply(plugin = "com.diffplug.eclipse.apt")
 
     java {
         toolchain.languageVersion.set(JavaLanguageVersion.of(8))
@@ -181,10 +150,6 @@ configure(modularProjects) {
         isRequired = isReleaseVersion
     }
 
-    eclipse {
-        configureWithJavaRuntimeName("JavaSE-1.8")
-    }
-
     class ModulePathArgumentProvider(it: Project) : CommandLineArgumentProvider, Named {
         @get:CompileClasspath
         val modulePath: Configuration = it.configurations["compileClasspath"]
@@ -223,7 +188,7 @@ configure(modularProjects) {
 
     val javaModuleName = project.javaModuleName
     val moduleSourceDir = file("src/module/$javaModuleName")
-    val moduleOutputDir = file("$buildDir/classes/java/module")
+    val moduleOutputDir = layout.buildDirectory.dir("classes/java/module")
 
     val compileModule by tasks.registering(JavaCompile::class) {
         dependsOn("classes")
@@ -261,7 +226,7 @@ configure(modularProjects) {
             manifest {
                 attributes(mapOf("Implementation-Title" to project.name, "Implementation-Version" to archiveVersion))
             }
-            from("$moduleOutputDir/$javaModuleName") {
+            from("${moduleOutputDir.get().asFile}/$javaModuleName") {
                 include("module-info.class")
             }
         }
@@ -304,25 +269,20 @@ configure(modularProjects) {
 
 configure(integrationTestProjects) {
     apply(plugin = "java")
-    apply(plugin = "com.diffplug.eclipse.apt")
     apply(plugin = "com.diffplug.spotless")
     apply(plugin ="org.domaframework.doma.compile")
 
     dependencies {
-        "testImplementation"(platform("org.testcontainers:testcontainers-bom:1.19.3"))
-        "testRuntimeOnly"("com.h2database:h2:1.4.200")
-        "testRuntimeOnly"("mysql:mysql-connector-java:8.0.33")
-        "testRuntimeOnly"("com.oracle.database.jdbc:ojdbc8-production:18.15.0.0")
-        "testRuntimeOnly"("org.postgresql:postgresql:42.7.1")
-        "testRuntimeOnly"("com.microsoft.sqlserver:mssql-jdbc:8.4.1.jre8")
-        "testRuntimeOnly"("org.testcontainers:mysql")
-        "testRuntimeOnly"("org.testcontainers:oracle-xe")
-        "testRuntimeOnly"("org.testcontainers:postgresql")
-        "testRuntimeOnly"("org.testcontainers:mssqlserver")
-    }
-
-    eclipse {
-        configureWithJavaRuntimeName("JavaSE-17")
+        testImplementation(platform("org.testcontainers:testcontainers-bom:1.19.3"))
+        testRuntimeOnly("com.h2database:h2:1.4.200")
+        testRuntimeOnly("mysql:mysql-connector-java:8.0.33")
+        testRuntimeOnly("com.oracle.database.jdbc:ojdbc8-production:18.15.0.0")
+        testRuntimeOnly("org.postgresql:postgresql:42.7.1")
+        testRuntimeOnly("com.microsoft.sqlserver:mssql-jdbc:8.4.1.jre8")
+        testRuntimeOnly("org.testcontainers:mysql")
+        testRuntimeOnly("org.testcontainers:oracle-xe")
+        testRuntimeOnly("org.testcontainers:postgresql")
+        testRuntimeOnly("org.testcontainers:mssqlserver")
     }
 
     tasks {