/**
     * @throws Exception
     */
    @Test
    public void testIsToOs() throws Exception {
        final int result = copy(is, os);
        assertThat(result, is(srcBytes.length));
        assertThat(os.toByteArray(), is(srcBytes));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testReaderToWriter() throws Exception {
        final int result = copy(reader, writer);

/**
 *
 * @deprecated use MavenToolchainsStaxReader.
 */
@Deprecated(since = "4.0.0")
public class MavenToolchainsXpp3Reader {

    private final MavenToolchainsStaxReader delegate;

    public MavenToolchainsXpp3Reader() {
        delegate = new MavenToolchainsStaxReader();
    }

    public MavenToolchainsXpp3Reader(ContentTransformer contentTransformer) {
        delegate = contentTransformer != null

 * resulting {@code CharSink} will written to the {@code ByteSink} as encoded bytes.
 *
 * @since 14.0
 * @author Colin Decker
 */
@J2ktIncompatible
@GwtIncompatible
public abstract class CharSink {

  /** Constructor for use by subclasses. */
  protected CharSink() {}

  /**
   * Opens a new {@link Writer} for writing to this sink. This method returns a new, independent

     * For testing purposes.
     */
    public DefaultUpdateCheckManager(Logger logger, TrackingFileManager trackingFileManager) {
        enableLogging(logger);
        this.trackingFileManager = trackingFileManager;
    }

    public static final String LAST_UPDATE_TAG = ".lastUpdated";

    private static final String TOUCHFILE_NAME = "resolver-status.properties";

    @Override

 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *

 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *

    }

    public Model getModel() {
        return model;
    }

    public List<String> getWarnings() {
        return warnings;
    }

    public List<String> getErrors() {
        return errors;
    }

    public List<String> getFatals() {
        return fatals;
    }

    @Override
    public void add(ModelProblemCollectorRequest req) {
        switch (req.getSeverity()) {
            case FATAL:

import org.eclipse.aether.transfer.TransferEvent;
import org.eclipse.aether.transfer.TransferListener;

public class MavenTransferListener implements TransferListener {

    private final TransferListener delegate;
    private final BuildEventListener dispatcher;

    public MavenTransferListener(TransferListener delegate, BuildEventListener dispatcher) {
        this.delegate = delegate;

 * Tests for {@link ImmutableGraph} and {@link ImmutableGraph.Builder} that are not ready covered by
 * {@link StandardImmutableDirectedGraphTest}.
 */
@RunWith(JUnit4.class)
@NullUnmarked
public class StandardImmutableGraphAdditionalTest {

  @Test
  public void immutableGraph() {
    MutableGraph<String> mutableGraph = GraphBuilder.directed().build();
    mutableGraph.addNode("A");

import org.jspecify.annotations.Nullable;

/**
 * Unit tests for {@link Callables}.
 *
 * @author Isaac Shum
 */
@GwtCompatible
@NullUnmarked
public class CallablesTest extends TestCase {

  @J2ktIncompatible // TODO(b/324550390): Enable
  public void testReturning() throws Exception {
    assertThat(Callables.returning(null).call()).isNull();

    Object value = new Object();