*/
package okhttp3

import okio.IOException

interface Callback {
  /**
   * Called when the request could not be executed due to cancellation, a connectivity problem or
   * timeout. Because networks can fail during an exchange, it is possible that the remote server
   * accepted the request before the failure.
   */
  fun onFailure(
    call: Call,
    e: IOException,
  )

  /**

                    try {
                        Files.deleteIfExists(handleFile);
                    } catch (IOException deleteEx) {
                        log.error("Failed to delete corrupted handle file: " + handleFile, deleteEx);
                    }
                }
            }
        } catch (IOException e) {
            log.error("Failed to load persisted handles from directory: " + stateDirectory, e);
        }
    }

import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.Mockito.when;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;

import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;

    public Model read(File input, Map<String, ?> options) throws IOException {
        Objects.requireNonNull(input, "input cannot be null");

        Model model = read(new FileInputStream(input), options);

        model.setPomFile(input);

        return model;
    }

    @Override
    public Model read(Reader input, Map<String, ?> options) throws IOException {
        Objects.requireNonNull(input, "input cannot be null");

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.recipes;

import java.io.IOException;
import java.util.concurrent.TimeUnit;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;

public final class PerCallSettings {
  private final OkHttpClient client = new OkHttpClient();

    @Override
    public void injectTransformedArtifacts(RepositorySystemSession session, MavenProject project) throws IOException {}

    @Override
    public void transform(MavenProject project, RepositorySystemSession session, ModelSource src, Path tgt)
            throws ModelBuilderException, XMLStreamException, IOException {
        throw new IllegalStateException("This transformer does not use this call.");
    }

    return suite;
  }

  public void testToString() throws IOException {
    URL resource = getClass().getResource("testdata/i18n.txt");
    assertThat(Resources.toString(resource, UTF_8)).isEqualTo(I18N);
    assertThat(Resources.toString(resource, US_ASCII)).isNotEqualTo(I18N);
  }

  public void testToByteArray() throws IOException {
    URL resource = getClass().getResource("testdata/i18n.txt");

     * @param toolchains The toolchains to serialize, must not be {@code null}.
     * @throws IOException If the toolchains could not be serialized.
     */
    void write(Writer output, Map<String, Object> options, PersistedToolchains toolchains) throws IOException;

import static com.google.common.truth.Truth.assertThat;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.ImmutableMap;
import com.google.common.escape.testing.EscaperAsserts;
import java.io.IOException;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;

/**
 * @author David Beaumont
 */
@GwtCompatible
@NullMarked
public class ArrayBasedCharEscaperTest extends TestCase {

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.recipes;

import java.io.IOException;
import okhttp3.Credentials;
import okhttp3.Interceptor;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;

public final class PreemptiveAuth {
  private final OkHttpClient client;