Remove the kotlin-dsl plugin

README.md

@@ -56,7 +56,7 @@ Once you setup the plugin correctly, you can call the `:generateSwagger` gradle
 
 In order to run this gradle plugin you need to fulfill the following requirements:
 
-* Gradle 5.x - This plugin uses Gradle 5 features, and you will need to setup your Gradle wrapper to use 5.0 or more.
+* Gradle 5.x - This plugin uses Gradle 5 features, and you will need to setup your Gradle wrapper to use 5.4.1 or more.
 * Java 8+
 
 ## Supported platforms

gradle-plugin/plugin/build.gradle.kts

@@ -5,7 +5,7 @@ version = rootProject.version
 
 plugins {
     java
-    `kotlin-dsl`
+    id("java-gradle-plugin")
     `maven-publish`
     jacoco
     kotlin("jvm") version "1.3.61"
@@ -38,6 +38,14 @@ tasks.register<Jar>("sourcesJar") {
     from(sourceSets.main.get().allJava)
     classifier = "sources"
 }
+gradlePlugin {
+    plugins {
+        create("com.yelp.codegen.plugin") {
+            id = "com.yelp.codegen.plugin"
+            implementationClass = "com.yelp.codegen.plugin.CodegenPlugin"
+        }
+    }
+}
 
 // Configuration Block for the Plugin Marker artifact on Plugin Central
 pluginBundle {

gradle-plugin/plugin/src/main/java/com/yelp/codegen/plugin/CodegenPlugin.kt

@@ -0,0 +1,27 @@
+package com.yelp.codegen.plugin
+
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+import org.gradle.util.GradleVersion
+
+class CodegenPlugin : Plugin<Project> {
+    override fun apply(project: Project) {
+        require(GradleVersion.current() >= GradleVersion.version("5.4.1")) {
+            "com.yelp.codegen.plugin requires Gradle version 5.4.1 or greater"
+        }
+
+        val config = project.extensions.create("generateSwagger", GenerateTaskConfiguration::class.java, project)
+
+        project.tasks.register("generateSwagger", GenerateTask::class.java) {
+            it.platform = config.platform
+            it.packageName = config.packageName
+            it.specName = config.specName
+            it.specVersion = config.specVersion
+            it.inputFile = config.inputFile
+            it.outputDir = config.outputDir
+
+            it.extraFiles = config.extraFiles
+            it.features = config.features
+        }
+    }
+}

gradle-plugin/plugin/src/test/java/com/yelp/plugin/PluginTests.kt

@@ -32,4 +32,20 @@ class PluginTests {
                 .build()
         Assert.assertEquals(TaskOutcome.UP_TO_DATE, result2ndRun.task(":generateSwagger")?.outcome)
     }
+
+    @Test
+    fun testGradle5() {
+        val projectDir = temporaryFolder.newFolder("project")
+        File("src/test/testProject").copyRecursively(projectDir)
+
+        val result = GradleRunner.create()
+                .withProjectDir(projectDir)
+                .withGradleVersion("5.4.1")
+                .forwardStdOutput(System.out.writer())
+                .forwardStdError(System.err.writer())
+                .withArguments("generateSwagger")
+                .build()
+
+        Assert.assertEquals(TaskOutcome.SUCCESS, result.task(":generateSwagger")?.outcome)
+    }
 }