* See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.gradle.language.nativeplatform.tasks;

import org.gradle.api.DefaultTask;
import org.gradle.api.Transformer;
import org.gradle.api.file.ConfigurableFileCollection;
import org.gradle.api.file.DirectoryProperty;
import org.gradle.api.file.FileCollection;

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.api.publish.ivy.tasks;

import org.gradle.api.DefaultTask;
import org.gradle.api.InvalidUserDataException;
import org.gradle.api.artifacts.repositories.IvyArtifactRepository;
import org.gradle.api.credentials.Credentials;
import org.gradle.api.file.FileCollection;

`AbstractTask` will be removed in Gradle 7.0, and the following are deprecated in Gradle 6.5:

- Registering a task whose type is `AbstractTask` or `TaskInternal`. You can remove the task type from the task registration and Gradle will use `DefaultTask` instead.

        buildFile """
            import org.gradle.cache.FileLockManager
            import org.gradle.cache.internal.filelock.DefaultLockOptions

            abstract class FileLocker extends DefaultTask {
                @Inject
                abstract FileLockManager getFileLockManager()

                @Inject
                abstract ProjectLayout getProjectLayout()

                @TaskAction

 * limitations under the License.
 */
package org.gradle.language.base.plugins;

import com.google.common.base.Joiner;
import org.gradle.api.Action;
import org.gradle.api.DefaultTask;
import org.gradle.api.GradleException;
import org.gradle.api.Incubating;
import org.gradle.api.Plugin;
import org.gradle.api.Project;
import org.gradle.api.Task;

    def setup() {
        file('buildSrc/src/main/java/DeprecatedTask.java') << """
            import org.gradle.api.DefaultTask;
            import org.gradle.api.tasks.TaskAction;
            import org.gradle.internal.deprecation.DeprecationLogger;

            public class DeprecatedTask extends DefaultTask {
                @TaskAction
                void causeDeprecationWarning() {

package org.gradle.plugins.signing;

import com.google.common.base.Predicates;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import org.gradle.api.Buildable;
import org.gradle.api.DefaultTask;
import org.gradle.api.DomainObjectSet;
import org.gradle.api.Incubating;
import org.gradle.api.InvalidUserDataException;
import org.gradle.api.Task;
import org.gradle.api.artifacts.Configuration;

        given:
        file("buildSrc/src/main/java/MyTask.java") << """
            import org.gradle.api.DefaultTask;
            import org.gradle.api.tasks.TaskAction;

            public abstract class MyTask extends DefaultTask {
                @TaskAction
                void run() {}
            }
        """

        file("buildSrc/build.gradle") << """

            import org.gradle.api.DefaultTask;
            import org.gradle.api.tasks.TaskAction;

            public class GreetingPlugin implements Plugin<Project> {
                public void apply(Project project) {
                    project.getTasks().register("greet", GreetTask.class);
                }

                public static class GreetTask extends DefaultTask {
                    @TaskAction

Class <org.gradle.api.DefaultTask> extends/implements org.gradle.api.internal.AbstractTask that is Gradle Internal API in (DefaultTask.java:0)
Class <org.gradle.api.ExtensiblePolymorphicDomainObjectContainer> extends/implements org.gradle.api.internal.rules.NamedDomainObjectFactoryRegistry that is Gradle Internal API in (ExtensiblePolymorphicDomainObjectContainer.java:0)