configurations {
    sharedConfiguration {
        canBeConsumed = false
    }
}

dependencies {
    sharedConfiguration(project("path": ":producer", "configuration": "sharedConfiguration"))
}

tasks.register("showFile") {
    FileCollection sharedFiles = configurations.getByName("sharedConfiguration")
    inputs.files(sharedFiles)
    doFirst {
        logger.lifecycle("Shared file contains the text: '{}'", sharedFiles.singleFile.text)

val sharedConfiguration: Configuration by configurations.creating {
    isCanBeConsumed = false
}

dependencies {
    sharedConfiguration(project(path = ":producer", configuration = "sharedConfiguration"))
}

tasks.register("showFile") {
    val sharedFiles: FileCollection = sharedConfiguration
    inputs.files(sharedFiles)
    doFirst {
        logger.lifecycle("Shared file contains the text: '{}'", sharedFiles.singleFile.readText())
    }

    outputs.file(sharedFile)
    doFirst {
        sharedFile.get().asFile << "This file is shared across Gradle subprojects."
    }
}

configurations {
    sharedConfiguration {
        canBeResolved = false
    }
}

artifacts {
    sharedConfiguration(makeFile)

    outputs.file(sharedFile)
    doFirst {
        sharedFile.get().asFile.writeText("This file is shared across Gradle subprojects.")
    }
}

val sharedConfiguration by configurations.creating {
    isCanBeResolved = false
}

artifacts {
    add(sharedConfiguration.name, makeFile)

 */

package gradlebuild.shade.extension

import org.gradle.api.artifacts.Configuration
import org.gradle.api.provider.SetProperty


abstract class ShadedJarExtension(val shadedConfiguration: Configuration) {

    /**
     * Retain only those classes in the keep package hierarchies, plus any classes that are reachable from these classes.
     */
    abstract val keepPackages: SetProperty<String>

gradlebuildJava.usedInToolingApi()

tasks.named<Jar>("sourcesJar") {
    // duplicate package-info.java because of split packages
    duplicatesStrategy = DuplicatesStrategy.EXCLUDE
}

shadedJar {
    shadedConfiguration.exclude(mapOf("group" to "org.slf4j", "module" to "slf4j-api"))
    keepPackages = listOf("org.gradle.tooling")
    unshadedPackages = listOf("org.gradle", "org.slf4j", "sun.misc")

    }
}

fun addShadedJarTask(): TaskProvider<ShadedJar> {
    val configurationToShade = shadedJarExtension.shadedConfiguration

    return tasks.register("${project.name.kebabToCamel()}ShadedJar", ShadedJar::class) {