* decide not to by returning -1L.
 *
 * Task Queues
 * -----------
 *
 * Tasks are bound to the [TaskQueue] they are scheduled in. Each queue is sequential and the tasks
 * within it never execute concurrently. It is an error to use a task in multiple queues.
 */
abstract class Task(
  val name: String,
  val cancelable: Boolean = true,
) {
  // Guarded by the TaskRunner.
  internal var queue: TaskQueue? = null

    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o instanceof Task task) {
            return Objects.equals(getClass(), task.getClass()) && Objects.equals(value, task.value);
        } else {
            return false;
        }
    }

    @Override
    public int hashCode() {
        return Objects.hash(getClass(), value);

 * limitations under the License.
 */

plugins {
    java
}

val validateTaskName = "validatePlugins"
val reportFileName = "task-properties/report.txt"

tasks.register<ValidatePlugins>(validateTaskName) {
    val main = project.sourceSets.main.get()
    classes.from(main.output)
    classpath.from(main.runtimeClasspath)

{* ../../docs_src/background_tasks/tutorial001_py39.py hl[6:9] *}

## Add the background task { #add-the-background-task }

Inside of your *path operation function*, pass your task function to the *background tasks* object with the method `.add_task()`:

{* ../../docs_src/background_tasks/tutorial001_py39.py hl[14] *}

`.add_task()` receives as arguments:

* A task function to be run in the background (`write_notification`).

                println("##teamcity[buildProblem description='${buildScanUri}/console-log?task=$it']")
            }
        }
    }
}

fun shouldBeReportedAsTeamCityBuildProblem(task: Task) = task is Checkstyle || task is Detekt || task is AbstractCompile || task is CodeNarc

abstract class CollectFailedTaskPathsBuildService : AbstractBuildScanInfoCollectingService() {

   * started. Similarly the task will be delayed if the host lacks compute resources.
   *
   * @throws RejectedExecutionException if the queue is shut down and the task is not cancelable.
   */
  fun schedule(
    task: Task,
    delayNanos: Long = 0L,
  ) {
    taskRunner.withLock {
      if (shutdown) {
        if (task.cancelable) {

            task.dependsOn(tasks.named("assembleSamples"));
        });

        tasks.named(LifecycleBasePlugin.CHECK_TASK_NAME, task -> task.dependsOn(checkDeadInternalLinks));
    }

    private void checkMultiLangSnippetsAreValid(ProjectLayout layout, TaskContainer tasks, GradleDocumentationExtension extension) {

        List<TaskSegment> taskSegments = new ArrayList<>(tasks.size());

        TaskSegment currentSegment = null;

        for (String task : tasks) {
            if (isBeforeOrAfterPhase(task)) {
                String prevTask = task;
                task = PhaseId.of(task).phase();
                LOGGER.warn("Illegal call to phase '{}'. The main phase '{}' will be used instead.", prevTask, task);
            }

            task.setGroup("release notes");
            task.setDescription("Generate release notes HTML page from Markdown.");

            task.getInputEncoding().convention(Charset.defaultCharset().name());
            task.getOutputEncoding().convention(Charset.defaultCharset().name());

        ) -> false

        // Core tasks
        task.name in listOf(
            "components",
            "dependantComponents",
            "model",
        ) -> true

        task.name.startsWithAnyOf(
            "publish",
            "idea",
        ) -> true

        task is GradleBuild -> true

        // gradle/gradle build tasks
        task.name in listOf(