Filter files with custom options being built

.github/workflows/build-on-ubuntu.yml

@@ -25,5 +25,5 @@ jobs:
       - name: Upload code coverage report
         uses: codecov/codecov-action@v2
         with:
-          fail_ci_if_error: true
+          fail_ci_if_error: false
           verbose: true

buildSrc/src/main/kotlin/io/spine/internal/dependency/Protobuf.kt

@@ -30,7 +30,7 @@ package io.spine.internal.dependency
 @Suppress("MemberVisibilityCanBePrivate") // used directly from outside
 object Protobuf {
     private const val group = "com.google.protobuf"
-    const val version       = "3.19.2"
+    const val version       = "3.19.3"
     val libs = listOf(
         "${group}:protobuf-java:${version}",
         "${group}:protobuf-java-util:${version}",

buildSrc/src/main/kotlin/io/spine/internal/gradle/javac/ErrorProne.kt

@@ -49,6 +49,7 @@ import org.gradle.process.CommandLineArgumentProvider
  * }
  *```
  */
+@Suppress("unused")
 fun JavaCompile.configureErrorProne() {
     options.errorprone
         .errorproneArgumentProviders
@@ -67,7 +68,8 @@ private object ErrorProneConfig {
         listOf(
 
             // Exclude generated sources from being analyzed by ErrorProne.
-            "-XepExcludedPaths:.*/generated/.*",
+            // Include all directories started from `generated`, such as `generated-proto`.
+            "-XepExcludedPaths:.*/generated.*/.*",
 
             // Turn the check off until ErrorProne can handle `@Nested` JUnit classes.
             // See issue: https://github.com/google/error-prone/issues/956

buildSrc/src/main/kotlin/io/spine/internal/gradle/CheckVersionIncrement.kt → buildSrc/src/main/kotlin/io/spine/internal/gradle/publish/CheckVersionIncrement.kt

@@ -24,10 +24,11 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-package io.spine.internal.gradle
+package io.spine.internal.gradle.publish
 
 import com.fasterxml.jackson.databind.DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES
 import com.fasterxml.jackson.dataformat.xml.XmlMapper
+import io.spine.internal.gradle.Repository
 import java.io.FileNotFoundException
 import java.net.URL
 import org.gradle.api.DefaultTask

buildSrc/src/main/kotlin/io/spine/internal/gradle/IncrementGuard.kt → buildSrc/src/main/kotlin/io/spine/internal/gradle/publish/IncrementGuard.kt

@@ -26,9 +26,8 @@
 
 @file:Suppress("unused")
 
-package io.spine.internal.gradle
+package io.spine.internal.gradle.publish
 
-import io.spine.internal.gradle.publish.PublishingRepos
 import org.gradle.api.Plugin
 import org.gradle.api.Project
 

buildSrc/src/main/kotlin/io/spine/internal/gradle/publish/PublishExtension.kt

@@ -40,6 +40,7 @@ abstract class PublishExtension @Inject constructor() {
     abstract val projectsToPublish: SetProperty<String>
     abstract val targetRepositories: SetProperty<Repository>
     abstract val spinePrefix: Property<Boolean>
+    abstract val customPrefix: Property<String>
 
     /**
      * The project to be published _instead_ of [projectsToPublish].
@@ -54,30 +55,40 @@ abstract class PublishExtension @Inject constructor() {
         const val name = "spinePublishing"
 
         /** The prefix to be used before the project name if [spinePrefix] is set to `true`. */
-        const val artifactPrefix = "spine-"
+        const val standardPrefix = "spine-"
 
         /**
          * Creates a new instance of the extension and adds it to the given project.
          */
         fun createIn(project: Project): PublishExtension {
             val extension = project.extensions.create(name, PublishExtension::class.java)
             extension.spinePrefix.convention(true)
+            extension.customPrefix.convention("")
             return extension
         }
     }
 
     /**
      * Obtains an artifact ID of the given project, taking into account the value of
-     * the [spinePrefix] property. If the property is set to `true`, [artifactPrefix] will
+     * the [spinePrefix] and [customPrefix] properties.
+     *
+     * If the `customPrefix` property is set to a non-empty string, it will be used before
+     * the published project name. Otherwise, the [spinePrefix] property is taken into account.
+     *
+     * If the `spinePrefix` property is set to `true`, [standardPrefix] will
      * be used before the project name. Otherwise, just the name of the project will be
      * used as the artifact ID.
      */
-    fun artifactId(project: Project): String =
-        if (spinePrefix.get()) {
-            "$artifactPrefix${project.name}"
+    fun artifactId(project: Project): String {
+        val customPrefix = customPrefix.get()
+        return if (customPrefix.isNotEmpty()) {
+            "$customPrefix${project.name}"
+        } else if (spinePrefix.get()) {
+            "$standardPrefix${project.name}"
         } else {
             project.name
         }
+    }
 
     /**
      * Instructs to publish the passed project _instead_ of [projectsToPublish].

buildSrc/src/main/kotlin/pmd-settings.gradle.kts

@@ -41,11 +41,9 @@ pmd {
     // Disable the default rule set to use the custom rules (see below).
     ruleSets = listOf()
 
-    // Load PMD settings from a file in `buildSrc/resources/`.
-    val classLoader = Pmd.javaClass.classLoader
-    val settingsResource = classLoader.getResource("pmd.xml")!!
-    val pmdSettings: String = settingsResource.readText()
-    val textResource: TextResource = resources.text.fromString(pmdSettings)
+    // Load PMD settings.
+    val pmdSettings = file("$rootDir/config/quality/pmd.xml")
+    val textResource: TextResource = resources.text.fromFile(pmdSettings)
     ruleSetConfig = textResource
 
     reportsDir = file("build/reports/pmd")

cli/src/main/kotlin/io/spine/protodata/cli/DescriptorExtensions.kt

@@ -0,0 +1,75 @@
+/*
+ * Copyright 2022, TeamDev. All rights reserved.
+ *
+ * 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
+ *
+ * Redistribution and use in source and/or binary forms, with or without
+ * modification, must retain the above copyright notice and the following
+ * disclaimer.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+package io.spine.protodata.cli
+
+import com.google.protobuf.Descriptors.FileDescriptor
+import com.google.protobuf.ExtensionRegistry
+import io.spine.code.java.ClassName
+
+/**
+ * Obtains a name of the outer Java class associated with this file.
+ */
+internal val FileDescriptor.outerClassName: String
+    get() {
+        val outerClass = ClassName.outerClass(this)
+        return outerClass.binaryName()
+    }
+
+/**
+ * Obtains an outer Java class associated with this proto file, if such a class already exists.
+ * Otherwise, returns `null`.
+ */
+internal val FileDescriptor.outerClass: Class<*>?
+    get() {
+        val outerClass: Class<*>?
+        try {
+            val classLoader = javaClass.classLoader
+            outerClass = classLoader.loadClass(outerClassName)
+        } catch (e: ClassNotFoundException) {
+            return null
+        }
+        return outerClass
+    }
+
+/**
+ * Reflectively calls the static `registerAllExtensions(..)` method, such as
+ * [io.spine.option.OptionsProto.registerAllExtensions], on the [outerClass] generated for
+ * this Protobuf file with the custom options declared.
+ *
+ * @throws IllegalStateException if the outer class for this proto file does not exist
+ */
+internal fun FileDescriptor.registerAllExtensions(registry: ExtensionRegistry) {
+    if (outerClass == null) {
+        throw IllegalStateException(
+            "The outer class $outerClassName for the file $name does not exist."
+        )
+    }
+    val method = outerClass!!.getDeclaredMethod(
+        "registerAllExtensions", ExtensionRegistry::class.java
+    )
+    method.invoke(null, registry)
+}

cli/src/main/kotlin/io/spine/protodata/cli/FileOptionsProvider.kt

@@ -28,35 +28,20 @@ package io.spine.protodata.cli
 
 import com.google.protobuf.Descriptors.FileDescriptor
 import com.google.protobuf.ExtensionRegistry
-import io.spine.code.java.ClassName
 import io.spine.protodata.option.OptionsProvider
 
 /**
  * An [OptionsProvider] which provides all the options defined in a single Protobuf file.
  */
-internal class FileOptionsProvider(
-    private val descriptor: FileDescriptor
-) : OptionsProvider {
+internal class FileOptionsProvider(private val descriptor: FileDescriptor) : OptionsProvider {
 
     /**
-     * Supplies the given [registry] with the options from the associated file descriptor.
+     * Supplies the given [registry] with the options from the associated descriptor
+     * of the proto file. The outer class for the file must exist.
      *
-     * Reflectively calls the static `registerAllExtensions(..)` method, such
-     * as [io.spine.option.OptionsProto.registerAllExtensions], on the outer class generated for
-     * the Protobuf file where the custom options are declared.
+     * @throws IllegalStateException if the outer class for the proto file does not exist.
      */
     override fun registerIn(registry: ExtensionRegistry) {
-        val outerClassName = outerClassName()
-        val classLoader = this.javaClass.classLoader
-        val optionsClass = classLoader.loadClass(outerClassName)
-        val method = optionsClass.getDeclaredMethod(
-            "registerAllExtensions", ExtensionRegistry::class.java
-        )
-        method.invoke(null, registry)
-    }
-
-    private fun outerClassName(): String {
-        val outerClass = ClassName.outerClass(descriptor)
-        return outerClass.binaryName()
+        descriptor.registerAllExtensions(registry)
     }
 }

cli/src/main/kotlin/io/spine/protodata/cli/Main.kt

@@ -305,6 +305,12 @@ internal class Run(version: String) : CliktCommand(
     private fun filterOptionFiles(files: FileSet): Sequence<FileOptionsProvider> {
         val fileProviders = files.files()
             .filter { it.extensions.isNotEmpty() }
+            // Filter out files that do not have outer classes yet.
+            // These are `.proto` files being processed by ProtoData that contain
+            // option definitions. We cannot use these files because there is no binary Java
+            // code generated for them at this stage. Because of this they cannot be added to
+            // an `ExtensionRegistry` later.
+            .filter { it.outerClass != null }
             .map(::FileOptionsProvider)
             .asSequence()
         return fileProviders
@@ -315,8 +321,10 @@ internal class Run(version: String) : CliktCommand(
         return classNames.map { builder.tryCreate(it, classLoader) }
     }
 
-    private fun <T: Any> ReflectiveBuilder<T>.tryCreate(className: String,
-                                                        classLoader: ClassLoader): T {
+    private fun <T : Any> ReflectiveBuilder<T>.tryCreate(
+        className: String,
+        classLoader: ClassLoader
+    ): T {
         try {
             return createByName(className, classLoader)
         } catch (e: ClassNotFoundException) {

cli/src/main/kotlin/io/spine/protodata/cli/ReflectiveBuilder.kt

@@ -43,8 +43,10 @@ internal open class ReflectiveBuilder<T: Any> {
      * It is necessary that the class defined by the [className] parameter is a subtype of `T`.
      * Otherwise, a casting error occurs.
      *
-     * @param className name of the concrete class to instantiate
-     * @param classLoader the [ClassLoader] to load the class by its name
+     * @param className
+     *         name of the concrete class to instantiate
+     * @param classLoader
+     *         the [ClassLoader] to load the class by its name
      */
     fun createByName(className: String, classLoader: ClassLoader): T {
         val cls = classLoader.loadClass(className).kotlin

compiler/build.gradle.kts

@@ -26,8 +26,8 @@
 
 import io.spine.internal.dependency.JUnit
 import io.spine.internal.dependency.Jackson
-import io.spine.internal.gradle.CheckVersionIncrement
-import io.spine.internal.gradle.IncrementGuard
+import io.spine.internal.gradle.publish.CheckVersionIncrement
+import io.spine.internal.gradle.publish.IncrementGuard
 import io.spine.internal.gradle.publish.PublishingRepos
 
 plugins {