From 2f789dd06ebd6bd58e670214a1540266fe608be4 Mon Sep 17 00:00:00 2001
From: Andreas Fehn <andreas.fehn@tu-dresden.de>
Date: Fri, 20 Jul 2018 10:37:00 +0200
Subject: [PATCH] Convert to gradle plugin
---
build.gradle.kts | 11 ++
settings.gradle | 2 -
settings.gradle.kts | 2 +
.../kotlin/ecore2java/Ecore2JavaGenerator.kt | 103 ++++++++++++++++++
.../kotlin/ecore2java/Ecore2JavaPlugin.kt | 37 +++++++
.../ecore2java/Ecore2JavaPluginExtension.kt | 11 ++
...OnlyCodeGenModelGeneratorAdapterFactory.kt | 2 +-
src/main/kotlin/fehnomenal/ecore2java/Main.kt | 43 --------
8 files changed, 165 insertions(+), 46 deletions(-)
delete mode 100644 settings.gradle
create mode 100644 settings.gradle.kts
create mode 100644 src/main/kotlin/ecore2java/Ecore2JavaGenerator.kt
create mode 100644 src/main/kotlin/ecore2java/Ecore2JavaPlugin.kt
create mode 100644 src/main/kotlin/ecore2java/Ecore2JavaPluginExtension.kt
rename src/main/kotlin/{fehnomenal => }/ecore2java/OnlyCodeGenModelGeneratorAdapterFactory.kt (97%)
delete mode 100644 src/main/kotlin/fehnomenal/ecore2java/Main.kt
diff --git a/build.gradle.kts b/build.gradle.kts
index a47a331..dfe17d7 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -2,6 +2,8 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
plugins {
kotlin("jvm") version "1.2.51"
+ `kotlin-dsl`
+ id("java-gradle-plugin")
}
repositories {
@@ -24,3 +26,12 @@ dependencies {
tasks.withType<KotlinCompile> {
kotlinOptions.jvmTarget = "1.8"
}
+
+gradlePlugin {
+ (plugins) {
+ "ecore2java-plugin" {
+ id = "ecore2java"
+ implementationClass = "ecore2java.Ecore2JavaPlugin"
+ }
+ }
+}
diff --git a/settings.gradle b/settings.gradle
deleted file mode 100644
index dfc52b2..0000000
--- a/settings.gradle
+++ /dev/null
@@ -1,2 +0,0 @@
-rootProject.name = 'ecore-to-java'
-
diff --git a/settings.gradle.kts b/settings.gradle.kts
new file mode 100644
index 0000000..55ebbbd
--- /dev/null
+++ b/settings.gradle.kts
@@ -0,0 +1,2 @@
+rootProject.name = "ecore2java-gradle"
+
diff --git a/src/main/kotlin/ecore2java/Ecore2JavaGenerator.kt b/src/main/kotlin/ecore2java/Ecore2JavaGenerator.kt
new file mode 100644
index 0000000..a20760b
--- /dev/null
+++ b/src/main/kotlin/ecore2java/Ecore2JavaGenerator.kt
@@ -0,0 +1,103 @@
+package ecore2java
+
+import org.eclipse.emf.codegen.ecore.generator.Generator
+import org.eclipse.emf.codegen.ecore.genmodel.GenModel
+import org.eclipse.emf.codegen.ecore.genmodel.GenModelPackage
+import org.eclipse.emf.codegen.ecore.genmodel.generator.GenBaseGeneratorAdapter
+import org.eclipse.emf.codegen.merge.java.JControlModel
+import org.eclipse.emf.common.util.BasicMonitor
+import org.eclipse.emf.common.util.Diagnostic
+import org.eclipse.emf.common.util.URI
+import org.eclipse.emf.ecore.resource.Resource
+import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl
+import org.eclipse.emf.ecore.xmi.impl.XMIResourceFactoryImpl
+import org.gradle.api.logging.Logger
+import java.io.ByteArrayOutputStream
+import java.io.File
+import java.io.PrintStream
+
+class Ecore2JavaGenerator(outputDir: File, logger: Logger) {
+ private val resourceSet = ResourceSetImpl().apply {
+ uriConverter.uriMap[URI.createURI("platform:/resource/")] = URI.createFileURI(outputDir.absolutePath + File.separator)
+ }
+
+ private val generator = object : Generator() {
+ override fun getJControlModel() = JControlModel()
+ }.apply {
+ adapterFactoryDescriptorRegistry.addDescriptor(GenModelPackage.eNS_URI, OnlyCodeGenModelGeneratorAdapterFactory.Descriptor)
+ }
+
+ private val monitor = Monitor(logger)
+
+ init {
+ GenModelPackage.eINSTANCE
+
+ Resource.Factory.Registry.INSTANCE.extensionToFactoryMap.let {
+ it["genmodel"] = XMIResourceFactoryImpl()
+ it["ecore"] = XMIResourceFactoryImpl()
+ }
+ }
+
+ fun generate(genModelFile: File) {
+ var oldErr: PrintStream? = System.err
+ try {
+ System.setErr(PrintStream(ByteArrayOutputStream()))
+ } catch (_: Throwable) {
+ oldErr = null
+ }
+
+ try {
+ val genModel = getGenModel(genModelFile)
+ generator.input = genModel
+ generator.generate(genModel, GenBaseGeneratorAdapter.MODEL_PROJECT_TYPE, monitor)
+ } finally {
+ if (oldErr != null) {
+ System.setErr(oldErr)
+ }
+ }
+ }
+
+ private fun getGenModel(file: File): GenModel {
+ val res = resourceSet.getResource(URI.createFileURI(file.absolutePath), true)
+
+ return (res.contents[0] as GenModel).apply {
+ modelDirectory = "."
+ setCanGenerate(true)
+ }
+ }
+
+
+ private class Monitor(private val logger: Logger) : BasicMonitor() {
+ override fun beginTask(name: String?, totalWork: Int) {
+ if (name != null && name.isNotEmpty()) {
+ log(">>> $name")
+ }
+ }
+
+ override fun setTaskName(name: String?) {
+ if (name != null && name.isNotEmpty()) {
+ log("<>> $name")
+ }
+ }
+
+ override fun subTask(name: String?) {
+ if (name != null && name.isNotEmpty()) {
+ log(">> $name")
+ }
+ }
+
+ override fun setBlocked(reason: Diagnostic) {
+ super.setBlocked(reason)
+ log("#> " + reason.message)
+ }
+
+ override fun clearBlocked() {
+ log("=> " + blockedReason.message)
+ super.clearBlocked()
+ }
+
+ private fun log(msg: String) {
+ logger.info(msg)
+ }
+ }
+}
diff --git a/src/main/kotlin/ecore2java/Ecore2JavaPlugin.kt b/src/main/kotlin/ecore2java/Ecore2JavaPlugin.kt
new file mode 100644
index 0000000..705f9db
--- /dev/null
+++ b/src/main/kotlin/ecore2java/Ecore2JavaPlugin.kt
@@ -0,0 +1,37 @@
+package ecore2java
+
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+import org.gradle.api.plugins.JavaPlugin
+import org.gradle.api.plugins.JavaPluginConvention
+import org.gradle.kotlin.dsl.get
+import org.gradle.kotlin.dsl.task
+import org.gradle.kotlin.dsl.withConvention
+import java.io.File
+
+@Suppress("unused")
+open class Ecore2JavaPlugin : Plugin<Project> {
+ override fun apply(project: Project) {
+ project.pluginManager.apply(JavaPlugin::class.java)
+
+
+ val extension = project.extensions.create("ecore2java", Ecore2JavaPluginExtension::class.java, project)
+
+ if (extension.genModels.isPresent) {
+ project.task("generateEcore") {
+ extension.genModels.get().forEach { inputs.file(it) }
+ outputs.dir(extension.outputDir)
+
+ doFirst {
+ val generator = Ecore2JavaGenerator(File(extension.outputDir), logger)
+
+ extension.genModels.get()
+ .map(::File)
+ .forEach(generator::generate)
+ }
+ }
+
+ project.withConvention(JavaPluginConvention::class) { sourceSets["main"].java.srcDir(extension.outputDir) }
+ }
+ }
+}
diff --git a/src/main/kotlin/ecore2java/Ecore2JavaPluginExtension.kt b/src/main/kotlin/ecore2java/Ecore2JavaPluginExtension.kt
new file mode 100644
index 0000000..adf4b1f
--- /dev/null
+++ b/src/main/kotlin/ecore2java/Ecore2JavaPluginExtension.kt
@@ -0,0 +1,11 @@
+package ecore2java
+
+import org.gradle.api.Project
+import org.gradle.kotlin.dsl.listProperty
+
+open class Ecore2JavaPluginExtension(project: Project) {
+ val genModels = project.objects.listProperty<String>()
+ var outputDir = "${project.buildDir}/generated-src/ecore/java"
+
+ fun genModel(genModelFile: String) = genModels.add(genModelFile)
+}
diff --git a/src/main/kotlin/fehnomenal/ecore2java/OnlyCodeGenModelGeneratorAdapterFactory.kt b/src/main/kotlin/ecore2java/OnlyCodeGenModelGeneratorAdapterFactory.kt
similarity index 97%
rename from src/main/kotlin/fehnomenal/ecore2java/OnlyCodeGenModelGeneratorAdapterFactory.kt
rename to src/main/kotlin/ecore2java/OnlyCodeGenModelGeneratorAdapterFactory.kt
index 22b3555..7527a3d 100644
--- a/src/main/kotlin/fehnomenal/ecore2java/OnlyCodeGenModelGeneratorAdapterFactory.kt
+++ b/src/main/kotlin/ecore2java/OnlyCodeGenModelGeneratorAdapterFactory.kt
@@ -1,4 +1,4 @@
-package fehnomenal.ecore2java
+package ecore2java
import org.eclipse.emf.codegen.ecore.generator.GeneratorAdapterFactory
import org.eclipse.emf.codegen.ecore.genmodel.GenModel
diff --git a/src/main/kotlin/fehnomenal/ecore2java/Main.kt b/src/main/kotlin/fehnomenal/ecore2java/Main.kt
deleted file mode 100644
index b12564c..0000000
--- a/src/main/kotlin/fehnomenal/ecore2java/Main.kt
+++ /dev/null
@@ -1,43 +0,0 @@
-package fehnomenal.ecore2java
-
-import org.eclipse.emf.codegen.ecore.generator.Generator
-import org.eclipse.emf.codegen.ecore.genmodel.GenModel
-import org.eclipse.emf.codegen.ecore.genmodel.GenModelPackage
-import org.eclipse.emf.codegen.ecore.genmodel.generator.GenBaseGeneratorAdapter
-import org.eclipse.emf.codegen.merge.java.JControlModel
-import org.eclipse.emf.common.util.BasicMonitor
-import org.eclipse.emf.common.util.URI
-import org.eclipse.emf.ecore.resource.Resource
-import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl
-import org.eclipse.emf.ecore.xmi.impl.XMIResourceFactoryImpl
-import java.io.File
-
-fun main(args: Array<String>) {
- GenModelPackage.eINSTANCE
-
- Resource.Factory.Registry.INSTANCE.extensionToFactoryMap.let {
- it["genmodel"] = XMIResourceFactoryImpl()
- it["ecore"] = XMIResourceFactoryImpl()
- }
-
- generate(File(args[0]), File(args[1]))
-}
-
-private fun generate(genModelFile: File, targetFolder: File) {
- val genModel = ResourceSetImpl().run {
- uriConverter.uriMap[URI.createURI("platform:/resource/")] = URI.createFileURI(targetFolder.absolutePath + File.separator)
-
- val rs = getResource(URI.createFileURI(genModelFile.absolutePath), true)
- (rs.contents[0] as GenModel).apply {
- modelDirectory = "."
- setCanGenerate(true)
- }
- }
-
- val generator = object : Generator() {
- override fun getJControlModel() = JControlModel()
- }
- generator.adapterFactoryDescriptorRegistry.addDescriptor(GenModelPackage.eNS_URI, OnlyCodeGenModelGeneratorAdapterFactory.Descriptor)
- generator.input = genModel
- generator.generate(genModel, GenBaseGeneratorAdapter.MODEL_PROJECT_TYPE, BasicMonitor.Printing(System.out))
-}
--
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