/**
 * Specification describing a Test's filters. This class is serialized and used in test workers.
 */
public class TestFilterSpec implements Serializable {
    private final Set<String> includedTests;
    private final Set<String> excludedTests;
    private final Set<String> includedTestsCommandLine;

    public TestFilterSpec(
        Set<String> includedTests,
        Set<String> excludedTests,
        Set<String> includedTestsCommandLine

 */

package org.gradle.api.internal.tasks.testing.testng;

import org.gradle.api.internal.tasks.testing.filter.TestFilterSpec;

import java.io.Serializable;
import java.util.Set;

public class TestNGSpec implements Serializable {
    private static final long serialVersionUID = 1;

    private final TestFilterSpec filter;
    private final String defaultSuiteName;
    private final String defaultTestName;

import org.gradle.api.internal.tasks.testing.TestClassRunInfo;
import org.gradle.api.internal.tasks.testing.TestResultProcessor;
import org.gradle.api.internal.tasks.testing.filter.TestFilterSpec;
import org.gradle.api.internal.tasks.testing.filter.TestSelectionMatcher;
import org.gradle.internal.actor.Actor;
import org.gradle.internal.actor.ActorFactory;
import org.gradle.internal.id.IdGenerator;

        TestFilterSpec filter = spec.getFilter();
        if (isNotEmpty(filter)) {
            TestSelectionMatcher matcher = new TestSelectionMatcher(filter);
            requestBuilder.filters(new ClassMethodNameFilter(matcher));
        }
    }

    private static boolean isNotEmpty(TestFilterSpec filter) {
        return !filter.getIncludedTests().isEmpty()

import org.gradle.api.GradleException
import org.gradle.api.internal.tasks.testing.DefaultTestClassRunInfo
import org.gradle.api.internal.tasks.testing.TestResultProcessor
import org.gradle.api.internal.tasks.testing.filter.TestFilterSpec
import org.gradle.api.tasks.testing.TestResult.ResultType
import org.gradle.internal.actor.TestActorFactory
import org.gradle.internal.id.LongIdGenerator
import org.gradle.internal.time.Time

    private final List<TestPattern> buildScriptIncludePatterns;
    private final List<TestPattern> buildScriptExcludePatterns;
    private final List<TestPattern> commandLineIncludePatterns;

    public TestSelectionMatcher(TestFilterSpec filter) {
        buildScriptIncludePatterns = preparePatternList(filter.getIncludedTests());
        buildScriptExcludePatterns = preparePatternList(filter.getExcludedTests());

    }

    def matcher(Collection<String> includedTests, Collection<String> excludedTests, Collection<String> includedTestsCommandLine) {
        return new TestSelectionMatcher(new TestFilterSpec(includedTests as Set, excludedTests as Set, includedTestsCommandLine as Set))
    }

Class <org.gradle.api.internal.tasks.testing.filter.TestFilterSpec> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (TestFilterSpec.java:0)