org.danilopianini.gradle.mavencentral.SourceJar.kt Maven / Gradle / Ivy

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A Plugin for easily publishing artifacts on Maven Central

There is a newer version: 7.0.4

package org.danilopianini.gradle.mavencentral

import org.gradle.api.file.SourceDirectorySet
import org.gradle.api.tasks.SourceSet
import org.gradle.api.tasks.SourceSetContainer
import java.io.File

/**
 * A task generating a Jar file with the project source code.
 */
open class SourceJar : JarWithClassifier("sources") {
    init {
        description = "Assembles a jar archive containing the sources"
        sourceSet("main", false)
    }

    /**
     * Adds the [SourceSet] with the provided [name] to the contents of the [SourceJar].
     * In case the source set does not exist, if [failOnMissingName] is set, the task throws [IllegalStateException].
     */
    @JvmOverloads
    fun sourceSet(name: String, failOnMissingName: Boolean = true) {
        val sourceSets = project.properties["sourceSets"] as? SourceSetContainer
        if (sourceSets != null) {
            val sourceSet = sourceSets.findByName(name)
            if (sourceSet != null) {
                sourceSet(sourceSet)
            } else {
                check(!failOnMissingName) {
                    "Project has property 'sourceSets' of type 'SourceSetContainer', but it contains no '$name' entry"
                }
            }
        } else {
            check(!failOnMissingName) {
                "Project has no property 'sourceSets' of type 'SourceSetContainer'"
            }
        }
    }

    /**
     * Adds a [sourceSet] source.
     */
    fun sourceSet(sourceSet: SourceSet) {
        sourceSet(sourceSet.allSource)
    }

    /**
     * Adds a [sourceDirectorySet] source.
     */
    fun sourceSet(sourceDirectorySet: SourceDirectorySet) {
        from(sourceDirectorySet)
    }

    /**
     * Adds a [file] source.
     */
    fun source(file: File) {
        from(file)
    }
}