throw new IOException();
        }

        @Override
        public Appendable append(@Nullable CharSequence csq, int start, int end)
            throws IOException {
          throw new IOException();
        }

        @Override
        public Appendable append(char c) throws IOException {
          throw new IOException();
        }

    }

    /**
     * Initialize multi-channel support
     *
     * @throws IOException if initialization fails
     */
    public void initializeMultiChannel() throws IOException {
        // Check server capability
        if (!supportsMultiChannel()) {
            log.info("Server does not support multi-channel");
            return;

import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;

package org.codelibs.core.io;

import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;

import org.codelibs.core.exception.IORuntimeException;

/**
 * Utility class for {@link InputStream}.
 *
 * @author higa
 */
public abstract class InputStreamUtil {

     * @param access the desired access rights
     * @param sid the security identifier of the domain
     * @throws IOException if an I/O error occurs during handle creation
     */
    public SamrDomainHandle(final DcerpcHandle handle, final SamrPolicyHandle policyHandle, final int access, final rpc.sid_t sid)
            throws IOException {
        this.handle = handle;

 */
package org.codelibs.core.zip;

import static org.codelibs.core.log.Logger.format;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;

import org.codelibs.core.exception.IORuntimeException;
import org.codelibs.core.log.Logger;

/**

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

import java.io.IOException
import okhttp3.Authenticator
import okhttp3.Request
import okhttp3.Response
import okhttp3.Route

class RecordingOkAuthenticator(
  val credential: String?,
  val scheme: String?,
) : Authenticator {

     * Test case for when the 'Authorization' header is missing.
     * Expects the server to respond with a 'WWW-Authenticate: NTLM' header and a 401 status.
     * @throws IOException
     */
    @Test
    public void testAuthenticate_NoAuthorizationHeader() throws IOException {
        // Setup: No "Authorization" header
        when(mockRequest.getHeader("Authorization")).thenReturn(null);

        // Execute

import static org.mockito.ArgumentMatchers.anyInt;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

import java.io.IOException;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.project.artifact;

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

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.metadata.AbstractArtifactMetadata;
import org.apache.maven.artifact.metadata.ArtifactMetadata;