) : DefaultTask() {

    @TaskAction
    fun doTaskAction() {
        archiveOperations.zipTree("${project.projectDir}/sources.jar")
    }
}

tasks.register("myInjectedArchiveOperationsTask", MyArchiveOperationsTask::class) {}
// end::archive-op-inject[]

// tag::exec-op[]
tasks.register("runCommand") {
    doLast {
        exec { // short for project.exec

        this.archiveOperations = archiveOperations
    }

    @TaskAction
    void doTaskAction() {
        archiveOperations.zipTree("${projectDir}/sources.jar")
    }
}

tasks.register("myInjectedArchiveOperationsTask", MyArchiveOperationsTask) {}
// end::archive-op-inject[]

// tag::exec-op[]
tasks.register('runCommand') {
    doLast {
        exec { // short for project.exec
            commandLine 'ls', '-la'