Add some dependencies

.gitignore

@@ -39,3 +39,4 @@ node_modules/
 .yarn-integrity
 yarn-debug.log*
 yarn-error.log*
+*.zip

Dockerfile

@@ -0,0 +1,25 @@
+FROM openjdk:14-alpine as jdkbuilder
+RUN apk add --no-cache binutils
+ENV MODULES java.base,java.xml,jdk.httpserver
+RUN jlink --output /myjdk --module-path $JAVA_HOME/jmods --add-modules $MODULES --no-header-files --no-man-pages --strip-debug --compress=2
+RUN strip -p --strip-unneeded /myjdk/lib/server/libjvm.so
+
+FROM maven:3.6.3-jdk-14 as builder
+WORKDIR /app
+COPY pom.xml .
+RUN mvn verify clean --fail-never
+COPY src/main src/main
+RUN mvn package
+
+FROM alpine
+ENV APPLICATION_USER app
+RUN adduser -D -g '' $APPLICATION_USER
+RUN mkdir /app
+RUN chown -R $APPLICATION_USER /app
+USER $APPLICATION_USER
+COPY --from=builder /app/target/kotlin-starter*.jar /app/app.jar
+COPY --from=jdkbuilder /myjdk /myjdk
+COPY config.toml /app/config.toml
+WORKDIR /app
+EXPOSE 7000
+CMD ["/myjdk/bin/java", "-server", "-Xmx64m", "-XX:+UseG1GC", "-XX:+UseStringDeduplication", "-jar", "app.jar"]

config.toml

@@ -16,32 +16,53 @@ display = "Java Version"
 default = "1.4.10"
 display = "Kotlin Version"
 
+[repositories]
+
+[repositories.jcenter]
+url = "https://jcenter.bintray.com"
+
+[repositories.arrow]
+url = "https://dl.bintray.com/arrow-kt/arrow-kt/"
+
 [dependencies]
 
 [dependencies.http4k]
 groupId = "org.http4k"
 artifactId = "http4k-core"
-version = "3.260.0"
+version = "3.261.0"
 category = "server"
 default = true
 
 [dependencies.http4k-server-jetty]
 groupId = "org.http4k"
 artifactId = "http4k-server-jetty"
-version = "3.260.0"
+version = "3.261.0"
 category = "server"
 default = true
+logger = "org.eclipse.jetty"
 
 [dependencies.http4k-server-apache]
 groupId = "org.http4k"
 artifactId = "http4k-server-apache"
-version = "3.260.0"
+version = "3.261.0"
 category = "server"
 
 [dependencies.http4k-client-apache]
 groupId = "org.http4k"
-artifactId = "http4k-server-apache"
-version = "3.260.0"
+artifactId = "http4k-client-apache"
+version = "3.261.0"
+category = "server"
+
+[dependencies.http4k-format-jackson]
+groupId = "org.http4k"
+artifactId = "http4k-format-jackson"
+version = "3.261.0"
+category = "server"
+
+[dependencies.http4k-contract]
+groupId = "org.http4k"
+artifactId = "http4k-contract"
+version = "3.261.0"
 category = "server"
 
 [dependencies.javalin]
@@ -49,12 +70,19 @@ groupId = "io.javalin"
 artifactId = "javalin"
 version = "3.10.1"
 category = "server"
+logger = "org.eclipse.jetty"
 
 [dependencies.pebble]
 groupId = "io.pebbletemplates"
 artifactId = "pebble"
 version = "3.1.4"
 default = true
+logger = "com.mitchellbosecke.pebble"
+
+[dependencies.caffeine]
+groupId = "com.github.ben-manes.caffeine"
+artifactId = "caffeine"
+version = "2.8.5"
 
 [dependencies.logback]
 groupId = "ch.qos.logback"
@@ -79,18 +107,21 @@ groupId = "org.flywaydb"
 artifactId = "flyway-core"
 version = "6.5.4"
 category = "database"
+logger = "org.flywaydb.core"
 
 [dependencies.HikariCP]
 groupId = "com.zaxxer"
 artifactId = "HikariCP"
 version = "3.4.5"
 category = "database"
+logger = "com.zaxxer.hikari"
 
 [dependencies.Ktorm]
 groupId = "me.liuwj.ktorm"
 artifactId = "ktorm-core"
 version = "3.0.0"
 category = "database"
+logger = "me.liuwj.ktorm.database"
 
 [dependencies.Ktorm-Mysql]
 groupId = "me.liuwj.ktorm"
@@ -101,7 +132,7 @@ category = "database"
 [dependencies.junit]
 groupId = "org.junit.jupiter"
 artifactId = "junit-jupiter"
-version = "5.6.2"
+version = "5.7.0"
 scope = "test"
 category = "test"
 default = true
@@ -109,7 +140,7 @@ default = true
 [dependencies.junit-params]
 groupId = "org.junit.jupiter"
 artifactId = "junit-jupiter-params"
-version = "5.6.2"
+version = "5.7.0"
 scope = "test"
 category = "test"
 default = true
@@ -131,7 +162,7 @@ category = "test"
 [dependencies.assertJ]
 groupId = "org.assertj"
 artifactId = "assertj-core"
-version = "3.16.1"
+version = "3.17.2"
 scope = "test"
 category = "test"
 default = true
@@ -141,10 +172,30 @@ groupId = "org.kodein.di"
 artifactId = "kodein-di-jvm"
 version = "7.0.0"
 category = "injection"
+repository = "jcenter"
 
 [dependencies.Koin]
 groupId = "org.koin"
 artifactId = "koin-core"
 version = "2.1.6"
 category = "injection"
+repository = "jcenter"
 default = true
+
+[dependencies.Jackson]
+groupId = "com.fasterxml.jackson.module"
+artifactId = "jackson-module-kotlin"
+version = "2.11.2"
+category = "serialization"
+
+[dependencies.Kotlinx-serialization]
+groupId = "org.jetbrains.kotlinx"
+artifactId = "kotlinx-serialization-runtime"
+version = "1.0-M1-1.4.0-rc"
+category = "serialization"
+
+[dependencies.Arrow-core]
+groupId = "io.arrow-kt"
+artifactId = "arrow-core"
+version = "0.10.5"
+repository = "arrow"

pom.xml

@@ -26,11 +26,6 @@
             <artifactId>pebble</artifactId>
             <version>3.1.4</version>
         </dependency>
-        <dependency>
-            <groupId>ch.qos.logback</groupId>
-            <artifactId>logback-classic</artifactId>
-            <version>1.2.3</version>
-        </dependency>
         <dependency>
             <groupId>com.electronwill.night-config</groupId>
             <artifactId>toml</artifactId>
@@ -42,9 +37,9 @@
             <version>${kotlin.version}</version>
         </dependency>
         <dependency>
-            <groupId>io.javalin</groupId>
-            <artifactId>javalin</artifactId>
-            <version>3.10.1</version>
+            <groupId>org.http4k</groupId>
+            <artifactId>http4k-core</artifactId>
+            <version>3.260.0</version>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>
@@ -74,13 +69,35 @@
                             <goal>shade</goal>
                         </goals>
                         <configuration>
-                            <minimizeJar>false</minimizeJar>
+                            <minimizeJar>true</minimizeJar>
                             <transformers>
                                 <transformer
                                         implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                                     <mainClass>starter.KotlinStarterKt</mainClass>
                                 </transformer>
                             </transformers>
+                            <filters>
+                                <filter>
+                                    <artifact>com.electronwill.night-config:*</artifact>
+                                    <includes>
+                                        <include>**</include>
+                                    </includes>
+                                </filter>
+                                <filter>
+                                    <artifact>*:*</artifact>
+                                    <excludes>
+                                        <exclude>META-INF/maven/**</exclude>
+                                        <exclude>META-INF/proguard/**</exclude>
+                                        <exclude>META-INF/*.kotlin_module</exclude>
+                                        <exclude>META-INF/DEPENDENCIES*</exclude>
+                                        <exclude>META-INF/NOTICE*</exclude>
+                                        <exclude>META-INF/LICENSE*</exclude>
+                                        <exclude>LICENSE*</exclude>
+                                        <exclude>META-INF/README*</exclude>
+                                        <exclude>META-INF/native-image/**</exclude>
+                                    </excludes>
+                                </filter>
+                            </filters>
                         </configuration>
                     </execution>
                 </executions>

src/main/kotlin/starter/Config.kt

@@ -3,15 +3,23 @@ package starter
 import com.electronwill.nightconfig.core.file.FileConfig
 import com.electronwill.nightconfig.core.Config as NightConfig
 
-data class StarterConfig(val dependencies: List<Dependency>, val inputs: List<Input>)
+data class StarterConfig(
+        val dependencies: List<Dependency>,
+        val inputs: List<Input>,
+        val repositories: List<Repository>,
+)
 
 class Config {
+
+    @Suppress("UNCHECKED_CAST")
+    private fun FileConfig.configMap(key: String) = this.get<NightConfig>(key).valueMap() as Map<String, NightConfig>
+
     fun load(): StarterConfig {
         val cfg = FileConfig.of("config.toml")
         cfg.load()
-        val dependenciesNode: NightConfig = cfg["dependencies"]
-        @Suppress("UNCHECKED_CAST") val dependenciesMap = dependenciesNode.valueMap() as Map<String, NightConfig>
-        val dependencies = dependenciesMap.map { (name, values) ->
+
+        val dependencies = cfg.configMap("dependencies")
+                .map { (name, values) ->
                     Dependency(
                             name,
                             values["groupId"],
@@ -20,16 +28,22 @@ class Config {
                             values.getOrElse("default", false),
                             values.getEnumOrElse("category", Category.Other),
                             values.getEnumOrElse("scope", Scope.Compile),
+                            values["logger"],
+                            values["repository"],
                     )
                 }
 
-        val inputsNode: NightConfig = cfg["inputs"]
-        @Suppress("UNCHECKED_CAST") val inputMap = inputsNode.valueMap() as Map<String, NightConfig>
-        val inputs = inputMap.map { (name, values) ->
+        val inputs = cfg.configMap("inputs")
+                .map { (name, values) ->
                     Input(name, values["display"], values["default"])
                 }
 
-        return StarterConfig(dependencies, inputs)
+        val repositories = cfg.configMap("repositories")
+                .map { (name, values) ->
+                    Repository(name, values["url"])
+                }
+
+        return StarterConfig(dependencies, inputs, repositories)
     }
 
 }

src/main/kotlin/starter/KotlinStarter.kt

@@ -3,9 +3,7 @@ package starter
 import org.koin.core.context.startKoin
 import org.koin.dsl.bind
 import org.koin.dsl.module
-import starter.templates.MainTemplate
-import starter.templates.PomTemplate
-import starter.templates.Template
+import starter.templates.*
 
 val mainModule = module {
     single { Config().load() }
@@ -18,6 +16,8 @@ val mainModule = module {
 val templateModule = module {
     single { PomTemplate(get()) } bind Template::class
     single { MainTemplate(get()) } bind Template::class
+    single { LogbackTemplate(get()) } bind Template::class
+    single { GitignoreTemplate(get()) } bind Template::class
 }
 
 fun main() {

src/main/kotlin/starter/Models.kt

@@ -1,7 +1,7 @@
 package starter
 
 enum class Category {
-    Server, Injection, Database, Test, Other
+    Server, Injection, Database, Serialization, Test, Other
 }
 
 enum class Scope {
@@ -15,9 +15,13 @@ data class Dependency(
         val version: String,
         val default: Boolean,
         val category: Category,
-        val scope: Scope
+        val scope: Scope,
+        val logger: String?,
+        val repository: String?,
 )
 
+data class Repository(val name: String, val url: String)
+
 data class Input(val name: String, val display: String, val value: String? = null)
 
 data class Project(
@@ -25,4 +29,5 @@ data class Project(
         val basePackage: String,
         val inputs: List<Input>,
         val dependencies: List<Dependency>,
+        val repositories: List<Repository>,
 )

src/main/kotlin/starter/PebbleModule.kt

@@ -9,7 +9,7 @@ class PebbleModule {
         loader.suffix = ".twig"
         return PebbleEngine.Builder()
                 .loader(loader)
-                .cacheActive(false)
+                .cacheActive(true)
                 .build()
     }
 }

src/main/kotlin/starter/ProjectZip.kt

@@ -3,21 +3,19 @@ package starter
 import starter.templates.Template
 import starter.utils.ZipOutput
 import starter.utils.sanitizeFilename
+import java.io.ByteArrayOutputStream
 
 class ProjectZip(private val templates: List<Template>) {
 
-    fun createZip(project: Project): String {
-        val name: String
-
-        ZipOutput(sanitizeFilename(project.name)).use {
-            name = it.name
-
-            templates.forEach { template ->
-                it.write(template.path(project), template.render(project))
+    fun createZip(project: Project): ByteArrayOutputStream {
+        val projectName = sanitizeFilename(project.name)
+        val zipOutput = ZipOutput()
+        zipOutput.use { zip ->
+            templates.filter { it.enabled(project) }.forEach { template ->
+                zip.write(projectName + "/" + template.path(project), template.render(project))
             }
         }
-
-        return name
+        return zipOutput.outputStream
     }
 
 }

src/main/kotlin/starter/Server.kt

@@ -1,31 +1,37 @@
 package starter
 
-import io.javalin.Javalin
+import org.http4k.core.HttpHandler
+import org.http4k.core.Method
+import org.http4k.core.Response
+import org.http4k.core.Status
+import org.http4k.core.body.form
+import org.http4k.core.body.formAsMap
+import org.http4k.routing.ResourceLoader
+import org.http4k.routing.bind
+import org.http4k.routing.routes
+import org.http4k.routing.static
+import org.http4k.server.SunHttp
+import org.http4k.server.asServer
 import starter.utils.sanitizeFilename
-import java.io.File
+import java.io.ByteArrayInputStream
 
 class Server(
         private val views: Views,
         private val conf: StarterConfig,
         private val projectZip: ProjectZip,
 ) {
+
     fun run() {
-        val app = Javalin.create {
-            it.addStaticFiles("/assets")
-        }.start(7000)
-
-        app.get("/") { ctx ->
-            ctx.result(views.index(conf.dependencies, conf.inputs))
-            ctx.contentType("text/html")
+        val indexHandler: HttpHandler = {
+            Response(Status.OK).body(views.index(conf.dependencies, conf.inputs)).header("Content-Type", "text/html")
         }
-
-        app.post("/") { ctx ->
+        val zipHandler: HttpHandler = { req ->
             val deps = conf.dependencies.filter {
-                ctx.formParam(it.name) != null
+                req.form(it.name) != null
             }
 
             val inputKeys = conf.inputs.map { it.name }
-            val inputs = ctx.formParamMap()
+            val inputs = req.formAsMap()
                     .filter { it.key in inputKeys }
                     .map { (name, value) ->
                         conf.inputs.find { it.name == name }!!.copy(value = value.first())
@@ -33,12 +39,30 @@ class Server(
 
             val projectName = inputs.find { it.name == "name" }!!.value!!
             val basePackage = inputs.find { it.name == "basePackage" }!!.value!!
-            val project = Project(projectName, basePackage, inputs, deps)
 
-            ctx.contentType("application/zip")
-            ctx.header("Content-Disposition", "attachment; filename=\"${sanitizeFilename(projectName)}.zip\"")
-            val zipFile = projectZip.createZip(project)
-            ctx.result(File(zipFile).readBytes())
+            if (basePackage.contains("/") || basePackage.contains("..")) {
+                Response(Status.BAD_REQUEST).body("Invalid Base Package")
+            } else {
+                val repositories = conf.repositories
+                        .filter { repo -> repo.name in deps.mapNotNull { it.repository } }
+
+                val project = Project(projectName, basePackage, inputs, deps, repositories)
+                val outputStream = projectZip.createZip(project)
+
+                Response(Status.OK).header("Content-Type", "application/zip")
+                        .header("Content-Disposition", "attachment; filename=\"${sanitizeFilename(projectName)}.zip\"")
+                        .body(ByteArrayInputStream(outputStream.toByteArray()))
             }
         }
+
+        val app = routes(
+                "/" bind Method.GET to indexHandler,
+                "/" bind Method.POST to zipHandler,
+                static(ResourceLoader.Classpath("/assets"))
+        )
+
+        app.asServer(SunHttp(7000)).start()
+        println("Started on http://localhost:7000")
+    }
+
 }

src/main/kotlin/starter/templates/GitignoreTemplate.kt

@@ -0,0 +1,13 @@
+package starter.templates
+
+import com.mitchellbosecke.pebble.PebbleEngine
+import starter.Project
+import starter.utils.render
+
+class GitignoreTemplate(private val engine: PebbleEngine) : Template {
+    override fun path(project: Project) =
+            ".gitignore"
+
+    override fun render(project: Project) =
+            engine.render("starter/gitignore/index")
+}

src/main/kotlin/starter/templates/LogbackTemplate.kt

@@ -0,0 +1,20 @@
+package starter.templates
+
+import com.mitchellbosecke.pebble.PebbleEngine
+import starter.Project
+import starter.utils.prettyPrintXml
+import starter.utils.render
+
+class LogbackTemplate(private val engine: PebbleEngine) : Template {
+    override fun path(project: Project) = "src/main/resources/logback.xml"
+
+    override fun enabled(project: Project) = project.dependencies.any { it.name == "logback" }
+
+    override fun render(project: Project): String {
+        val args = mapOf(
+                "loggers" to project.dependencies.mapNotNull { it.logger }.toSet()
+        )
+        val rendered = engine.render("starter/logback/index", args)
+        return prettyPrintXml(rendered)
+    }
+}

src/main/kotlin/starter/templates/MainTemplate.kt

@@ -6,8 +6,8 @@ import starter.utils.render
 
 class MainTemplate(private val engine: PebbleEngine) : Template {
     override fun path(project: Project) =
-            project.basePackage.replace('.', '/') + "/" + project.name.toLowerCase().capitalize() + ".kt"
+            "src/main/kotlin/" + project.basePackage.replace('.', '/') + "/" + project.name.toLowerCase().capitalize() + ".kt"
 
     override fun render(project: Project) =
-            engine.render("starter/main/main", mapOf("basePackage" to project.basePackage))
+            engine.render("starter/main/index", mapOf("basePackage" to project.basePackage))
 }

src/main/kotlin/starter/templates/PomTemplate.kt

@@ -11,13 +11,15 @@ class PomTemplate(private val engine: PebbleEngine) : Template {
     override fun render(project: Project): String {
         val args: MutableMap<String, Any?> = mutableMapOf(
                 "dependencies" to project.dependencies.sortedBy { it.scope },
+                "repositories" to project.repositories,
+                "kotlinxSerialization" to project.dependencies.any { it.name == "Kotlinx-serialization" },
         )
 
         project.inputs.forEach {
             args[it.name] = it.value
         }
 
-        val rendered = engine.render("starter/pom/pom", args)
+        val rendered = engine.render("starter/pom/index", args)
         return prettyPrintXml(rendered)
     }
 }

src/main/kotlin/starter/templates/Template.kt

@@ -4,5 +4,6 @@ import starter.Project
 
 interface Template {
     fun path(project: Project): String
+    fun enabled(project: Project): Boolean = true
     fun render(project: Project): String
 }

src/main/kotlin/starter/utils/ZipOutput.kt

@@ -2,28 +2,21 @@ package starter.utils
 
 import org.apache.commons.compress.archivers.zip.ZipArchiveEntry
 import org.apache.commons.compress.archivers.zip.ZipArchiveOutputStream
-import java.io.File
-import java.nio.file.Paths
+import java.io.ByteArrayOutputStream
 
-class ZipOutput(name: String) : AutoCloseable {
-    private val baseDir = File(".").canonicalFile
-    private val zipPath = Paths.get(baseDir.path, "$name.zip")
-    private val zipFile = zipPath.toAbsolutePath().normalize().toFile().apply {
-        createNewFile()
-    }
-    private val outputStream = ZipArchiveOutputStream(zipFile.outputStream())
-    val name: String
-        get() = zipFile.name
+class ZipOutput : AutoCloseable {
+    val outputStream = ByteArrayOutputStream()
+    private val zipOutputStream = ZipArchiveOutputStream(outputStream)
 
     fun write(path: String, content: String) {
         val entry = ZipArchiveEntry(path)
-        outputStream.putArchiveEntry(entry)
-        outputStream.write(content.toByteArray())
-        outputStream.closeArchiveEntry()
+        zipOutputStream.putArchiveEntry(entry)
+        zipOutputStream.write(content.toByteArray())
+        zipOutputStream.closeArchiveEntry()
     }
 
     override fun close() {
-        outputStream.finish()
-        outputStream.close()
+        zipOutputStream.finish()
+        zipOutputStream.close()
     }
 }

src/main/resources/starter/gitignore/index.twig

@@ -0,0 +1,5 @@
+target/
+.idea/
+*.iml
+*.ipr
+*.iws

src/main/resources/starter/logback/index.twig

@@ -9,6 +9,7 @@
     <root level="DEBUG">
         <appender-ref ref="STDOUT"/>
     </root>
-    <logger name="com.mitchellbosecke.pebble" level="INFO"/>
-    <logger name="org.eclipse.jetty" level="INFO"/>
+    {% for logger in loggers %}
+        <logger name="{{ logger }}" level="INFO"/>
+    {% endfor %}
 </configuration>

src/main/resources/starter/pom/@dependencies.twig

@@ -1,4 +1,9 @@
 <dependencies>
+    <dependency>
+        <groupId>org.jetbrains.kotlin</groupId>
+        <artifactId>kotlin-stdlib-jdk8</artifactId>
+        <version>${kotlin.version}</version>
+    </dependency>
 {% for dep in dependencies %}
     <dependency>
         <groupId>{{ dep.groupId }}</groupId>

src/main/resources/starter/pom/@repositories.twig

@@ -1,7 +1,10 @@
+{% if repositories is not empty %}
 <repositories>
+    {% for repo in repositories %}
         <repository>
-        <id>jcenter</id>
-        <name>jcenter</name>
-        <url>https://jcenter.bintray.com</url>
+            <id>{{ repo.name }}</id>
+            <url>{{ repo.url }}</url>
         </repository>
+    {% endfor %}
 </repositories>
+{% endif %}

src/main/resources/starter/pom/plugins/@kotlin.twig

@@ -20,5 +20,19 @@
     </executions>
     <configuration>
         <jvmTarget>${java.version}</jvmTarget>
+        {% if kotlinxSerialization %}
+            <compilerPlugins>
+                <plugin>kotlinx-serialization</plugin>
+            </compilerPlugins>
+        {% endif %}
     </configuration>
+    {% if kotlinxSerialization %}
+    <dependencies>
+        <dependency>
+            <groupId>org.jetbrains.kotlin</groupId>
+            <artifactId>kotlin-maven-serialization</artifactId>
+            <version>${kotlin.version}</version>
+        </dependency>
+    </dependencies>
+    {% endif %}
 </plugin>

src/main/resources/starter/pom/plugins/@shade.twig

@@ -9,6 +9,7 @@
                 <goal>shade</goal>
             </goals>
             <configuration>
+                <createDependencyReducedPom>false</createDependencyReducedPom>
                 <minimizeJar>true</minimizeJar>
                 <transformers>
                     <transformer