// TODO: These are dregs left by Makefile-based builds.
// Eventually, can stop deleting these.
var cleanDir = map[string]bool{
	"_test": true,
	"_obj":  true,
}

var cleanFile = map[string]bool{
	"_testmain.go": true,
	"test.out":     true,
	"build.out":    true,
	"a.out":        true,
}

var cleanExt = map[string]bool{
	".5":  true,
	".6":  true,
	".8":  true,

import org.gradle.api.Rule;
import org.gradle.api.Task;
import org.gradle.api.tasks.Delete;
import org.gradle.api.tasks.TaskContainer;

public class CleanRule implements Rule {

    public static final String CLEAN = "clean";

    private final TaskContainer tasks;

    public CleanRule(TaskContainer tasks) {
        this.tasks = tasks;
    }

    @Override
    public String getDescription() {

import org.gradle.api.provider.Provider;
import org.gradle.api.tasks.Delete;
import org.gradle.internal.execution.BuildOutputCleanupRegistry;
import org.gradle.language.base.internal.plugins.CleanRule;

/**
 * <p>A {@link org.gradle.api.Plugin} which defines a basic project lifecycle.</p>
 *
 * @see <a href="https://docs.gradle.org/current/userguide/base_plugin.html">Base plugin reference</a>
 */

          size += entry.lengths[t]
        }
      } else {
        entry.currentEditor = null
        for (t in 0 until valueCount) {
          fileSystem.deleteIfExists(entry.cleanFiles[t])
          fileSystem.deleteIfExists(entry.dirtyFiles[t])
        }
        i.remove()
      }
    }
  }

  /**

    setUp(parameters.first, parameters.second)
    cache.close()
    val cleanFile0 = getCleanFile("k1", 0)
    val cleanFile1 = getCleanFile("k1", 1)
    val dirtyFile0 = getDirtyFile("k1", 0)
    val dirtyFile1 = getDirtyFile("k1", 1)
    writeFile(cleanFile0, "A")
    writeFile(cleanFile1, "B")
    writeFile(dirtyFile0, "C")
    writeFile(dirtyFile1, "D")

Class <org.gradle.language.base.internal.plugins.CleanRule> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (CleanRule.java:0)