Noarg: Add a kotlin-noarg Gradle plugin

libraries/tools/kotlin-noarg/src/main/kotlin/org/jetbrains/kotlin/noarg/gradle/KotlinJpaSubplugin.kt

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+/*
+ * Copyright 2010-2016 JetBrains s.r.o.
+ *
+ * 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 org.jetbrains.kotlin.noarg.gradle
+
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+
+class KotlinJpaSubplugin : Plugin<Project> {
+    override fun apply(project: Project) {
+        project.plugins.apply(NoArgGradleSubplugin::class.java)
+        val noArgExtension = NoArgGradleSubplugin.getNoArgExtension(project)
+        noArgExtension.annotation("javax.persistence.Entity")
+    }
+}

libraries/tools/kotlin-noarg/src/main/kotlin/org/jetbrains/kotlin/noarg/gradle/NoArgExtension.kt

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+/*
+ * Copyright 2010-2016 JetBrains s.r.o.
+ *
+ * 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 org.jetbrains.kotlin.noarg.gradle
+
+open class NoArgExtension {
+    internal val myAnnotations = mutableListOf<String>()
+
+    open fun annotation(fqName: String) {
+        myAnnotations.add(fqName)
+    }
+
+    open fun annotations(fqNames: List<String>) {
+        myAnnotations.addAll(fqNames)
+    }
+
+    open fun annotations(vararg fqNames: String) {
+        myAnnotations.addAll(fqNames)
+    }
+}

libraries/tools/kotlin-noarg/src/main/kotlin/org/jetbrains/kotlin/noarg/gradle/NoArgSubplugin.kt

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+/*
+ * Copyright 2010-2016 JetBrains s.r.o.
+ *
+ * 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 org.jetbrains.kotlin.noarg.gradle
+
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+import org.gradle.api.internal.AbstractTask
+import org.gradle.api.internal.ConventionTask
+import org.gradle.api.tasks.SourceSet
+import org.gradle.api.tasks.compile.AbstractCompile
+import org.jetbrains.kotlin.gradle.plugin.KotlinGradleSubplugin
+import org.jetbrains.kotlin.gradle.plugin.SubpluginOption
+
+class NoArgGradleSubplugin : Plugin<Project> {
+    companion object {
+        fun isEnabled(project: Project) = project.plugins.findPlugin(NoArgGradleSubplugin::class.java) != null
+
+        fun getNoArgExtension(project: Project): NoArgExtension {
+            return project.extensions.getByType(NoArgExtension::class.java)
+        }
+    }
+
+    override fun apply(project: Project) {
+        val noArgExtension = project.extensions.create("noArg", NoArgExtension::class.java)
+
+        project.afterEvaluate {
+            val fqNamesAsString = noArgExtension.myAnnotations.joinToString(",")
+            project.extensions.extraProperties.set("kotlinNoArgAnnotations", fqNamesAsString)
+
+            open class TaskForAllOpen : AbstractTask()
+            project.tasks.add(project.tasks.create("noArgDataStorageTask", TaskForAllOpen::class.java).apply {
+                isEnabled = false
+                description = "Supported no-arg annotations: " + fqNamesAsString
+            })
+        }
+    }
+}
+
+class NoArgKotlinGradleSubplugin : KotlinGradleSubplugin<AbstractCompile> {
+    companion object {
+        val NOARG_GROUP_NAME = "org.jetbrains.kotlin"
+        val NOARG_ARTIFACT_NAME = "kotlin-noarg"
+
+        private val ANNOTATIONS_ARG_NAME = "annotation"
+    }
+
+    override fun isApplicable(project: Project, task: AbstractCompile) = AllOpenGradleSubplugin.isEnabled(project)
+
+    override fun apply(
+            project: Project,
+            kotlinCompile: AbstractCompile,
+            javaCompile: AbstractCompile,
+            variantData: Any?,
+            javaSourceSet: SourceSet?
+    ): List<SubpluginOption> {
+        if (!NoArgGradleSubplugin.isEnabled(project)) return emptyList()
+
+        val allOpenExtension = project.extensions.findByType(AllOpenExtension::class.java) ?: return emptyList()
+
+        val options = mutableListOf<SubpluginOption>()
+
+        for (anno in allOpenExtension.myAnnotations) {
+            options += SubpluginOption(ANNOTATIONS_ARG_NAME, anno)
+        }
+
+        return options
+    }
+
+    override fun getArtifactName() = "kotlin-noarg"
+    override fun getGroupName() = "org.jetbrains.kotlin"
+    override fun getPluginName() = "org.jetbrains.kotlin.noarg"
+}

libraries/tools/kotlin-noarg/src/main/resources/META-INF/gradle-plugins/kotlin-jpa.properties

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+implementation-class=org.jetbrains.kotlin.noarg.gradle.KotlinJpaSubplugin

libraries/tools/kotlin-noarg/src/main/resources/META-INF/gradle-plugins/kotlin-noarg.properties

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+implementation-class=org.jetbrains.kotlin.noarg.gradle.NoArgGradleSubplugin

libraries/tools/kotlin-noarg/src/main/resources/META-INF/services/org.jetbrains.kotlin.gradle.plugin.KotlinGradleSubplugin

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+org.jetbrains.kotlin.noarg.gradle.NoArgKotlinGradleSubplugin